/* roulang page: index */
:root{
  --ink-900:#0A1410;
  --ink-800:#12241C;
  --ink-600:#2C4A3C;
  --fog-50:#F4F7F1;
  --fog-100:#E7EDE3;
  --lime-500:#C6F24E;
  --lime-600:#AEE02F;
  --lime-300:#DFF99A;
  --teal-500:#12C2A0;
  --teal-700:#0B8F76;
  --orange-500:#FF6B35;
  --text-1:#0F1D17;
  --text-2:#4A5C53;
  --text-inv:#F4F7F1;
  --line:rgba(15,29,23,.10);
  --line-inv:rgba(255,255,255,.14);
  --grad-brand:linear-gradient(120deg,#C6F24E,#12C2A0);
  --grad-deep:linear-gradient(150deg,#12241C 0%,#0B8F76 100%);
  --grad-promo:linear-gradient(90deg,#FF6B35,#FF9A3C);
  --shadow-sm:0 2px 8px rgba(10,20,16,.06);
  --shadow-md:0 10px 28px rgba(10,20,16,.10);
  --shadow-brand:0 14px 36px rgba(18,194,160,.26);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:16px;
  --r-xs:14px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Roboto Mono",ui-monospace,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
  --section-y:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:var(--fog-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--teal-700);text-decoration:none;transition:color 220ms var(--ease);}
a:hover{color:var(--teal-500);}
p{margin:0 0 16px;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-0.02em;color:var(--text-1);line-height:1.2;}
h1{font-size:48px;line-height:1.12;}
h2{font-size:34px;line-height:1.2;}
h3{font-size:22px;line-height:1.35;}
h4{font-size:18px;line-height:1.4;}
ul,ol{margin:0 0 16px;padding-left:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--lime-500);outline-offset:2px;}
.button{background:transparent;color:inherit;border-radius:999px;}
table{border-collapse:collapse;}
.grid-container{max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px;}
.grid-container.full{max-width:100%;}
.section{padding-top:var(--section-y);padding-bottom:var(--section-y);}
.section--fog{background:var(--fog-100);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--teal-700);margin-bottom:12px;}
.section-head .eyebrow::before{content:"";width:18px;height:3px;border-radius:999px;background:var(--grad-brand);}
.section-head h2 + p{margin-top:12px;color:var(--text-2);max-width:640px;font-size:15px;}
.link-ghost{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--ink-900);}
.link-ghost i{font-size:12px;transition:transform 220ms var(--ease);}
.link-ghost:hover{color:var(--teal-700);}
.link-ghost:hover i{transform:translateX(4px);}

/* 顶部导航 */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;transition:background 220ms var(--ease),box-shadow 220ms var(--ease),height 220ms var(--ease);height:76px;background:rgba(10,20,16,.18);-webkit-backdrop-filter:blur(18px) saturate(150%);backdrop-filter:blur(18px) saturate(150%);border-bottom:1px solid rgba(255,255,255,.16);box-shadow:0 8px 24px rgba(10,20,16,.14);}
.site-header.is-stuck{height:64px;background:rgba(10,20,16,.94);box-shadow:0 10px 30px rgba(10,20,16,.28);}
.nav-inner{max-width:var(--container);margin:0 auto;height:100%;padding:0 24px;display:flex;align-items:center;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;color:#fff;flex:0 0 auto;}
.brand:hover{color:#fff;}
.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--grad-brand);box-shadow:0 8px 18px rgba(18,194,160,.4);position:relative;flex:0 0 auto;}
.brand-mark::after{content:"";position:absolute;inset:9px;border-radius:4px;background:var(--ink-900);opacity:.85;}
.brand-text{font-size:17px;font-weight:700;letter-spacing:-0.01em;display:flex;align-items:baseline;gap:8px;white-space:nowrap;}
.brand-sub{font-size:12px;font-weight:500;letter-spacing:.06em;color:rgba(255,255,255,.62);}
.main-nav{display:flex;align-items:center;gap:20px;flex:1 1 auto;min-width:0;}
.nav-link{position:relative;font-size:15px;color:rgba(255,255,255,.88);padding:6px 0;white-space:nowrap;transition:color 220ms var(--ease);}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--lime-500);border-radius:2px;transition:width 220ms var(--ease);}
.nav-link:hover{color:#fff;}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:#fff;}
.nav-link.is-active::after{width:100%;}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.icon-btn{width:40px;height:40px;border-radius:999px;border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.12);color:#fff;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background 220ms var(--ease),transform 220ms var(--ease);}
.icon-btn:hover{background:rgba(255,255,255,.22);transform:translateY(-1px);}
.menu-btn{display:none;width:44px;height:44px;border-radius:14px;border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.12);color:#fff;cursor:pointer;align-items:center;justify-content:center;font-size:18px;}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:600;font-size:15px;padding:14px 28px;border:1.5px solid transparent;cursor:pointer;transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),background 220ms var(--ease),color 220ms var(--ease),filter 220ms var(--ease);min-height:44px;line-height:1.2;}
.btn-primary{background:var(--grad-brand);color:var(--ink-900);box-shadow:var(--shadow-brand);}
.btn-primary:hover{color:var(--ink-900);filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 18px 40px rgba(18,194,160,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-1px);}
.btn-outline-dark{background:transparent;border-color:var(--ink-900);color:var(--ink-900);}
.btn-outline-dark:hover{background:var(--ink-900);color:#fff;}
.btn-orange{background:transparent;border:1.5px solid var(--orange-500);color:#C24A18;}
.btn-orange:hover{background:rgba(255,107,53,.1);color:#A63C10;}
.btn-sm{padding:10px 20px;font-size:14px;min-height:40px;}
.btn-block{width:100%;}

/* 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;height:27px;padding:0 12px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.02em;white-space:nowrap;}
.badge-solid{background:var(--lime-500);color:var(--ink-900);}
.badge-glass{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff;}
.badge-promo{background:var(--grad-promo);color:#fff;}
.badge-soft{background:rgba(18,194,160,.14);color:var(--teal-700);}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;}

/* Hero */
.hero{position:relative;min-height:min(88vh,720px);display:flex;align-items:center;padding:132px 0 96px;overflow:hidden;background:var(--ink-900);}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,20,16,.88) 0%,rgba(10,20,16,.70) 45%,rgba(10,20,16,.30) 100%);}
.hero-glow{position:absolute;left:-10%;bottom:-20%;width:640px;height:640px;border-radius:50%;background:radial-gradient(circle,rgba(198,242,78,.28) 0%,rgba(18,194,160,.14) 45%,rgba(10,20,16,0) 72%);pointer-events:none;}
.hero > .grid-container{position:relative;z-index:2;}
.hero-copy{color:#fff;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px;}
.hero h1{color:#fff;font-size:48px;max-width:12em;text-shadow:0 6px 30px rgba(10,20,16,.4);}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.7;color:rgba(255,255,255,.82);max-width:30em;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:24px;margin-top:36px;padding-top:24px;border-top:1px solid rgba(255,255,255,.16);}
.hero-trust span{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);}
.hero-trust i{color:var(--lime-500);font-size:13px;}
.hero-panel{margin-top:32px;}
.data-card{background:var(--grad-deep);border-radius:var(--r-lg);padding:28px;color:#fff;box-shadow:0 24px 60px rgba(10,20,16,.45);position:relative;border:1px solid rgba(255,255,255,.12);}
.data-card .badge-glass{position:absolute;top:20px;right:20px;}
.data-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:8px;}
.data-cell .n{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:32px;font-weight:700;color:var(--lime-500);line-height:1.1;}
.data-cell .t{font-size:13px;color:rgba(255,255,255,.7);margin-top:4px;}
.data-card .foot{margin-top:24px;padding-top:16px;border-top:1px solid rgba(255,255,255,.16);font-size:12px;color:rgba(255,255,255,.66);line-height:1.6;}
.hero-fade{position:absolute;left:0;right:0;bottom:0;height:48px;background:linear-gradient(180deg,rgba(244,247,241,0) 0%,var(--fog-50) 100%);pointer-events:none;}

/* 阶梯 */
.ladder{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;align-items:end;}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow-sm);transition:transform 220ms var(--ease),box-shadow 220ms var(--ease);}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.step:nth-child(1){min-height:290px;}
.step:nth-child(2){min-height:325px;}
.step:nth-child(3){min-height:360px;}
.step:nth-child(4){min-height:395px;}
.step-no{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:40px;font-weight:700;line-height:1;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;display:block;margin-bottom:16px;}
.step h3{font-size:19px;margin-bottom:10px;}
.step p{font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:18px;}
.step .badge-soft{margin-bottom:0;}
.step--rec{background:var(--ink-900);border-color:transparent;color:#fff;box-shadow:0 20px 44px rgba(10,20,16,.24);}
.step--rec h3{color:#fff;}
.step--rec p{color:rgba(255,255,255,.76);}
.step--rec .step-no{background:linear-gradient(120deg,#C6F24E,#12C2A0);-webkit-background-clip:text;background-clip:text;}
.step--rec .badge-solid{background:var(--lime-500);color:var(--ink-900);}
.step::after{content:"\f061";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--teal-500);position:absolute;right:-14px;top:44px;}
.step:last-child::after{display:none;}

/* 套餐 */
.plan-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:32px;}
.plan{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:24px;box-shadow:var(--shadow-sm);}
.plan .price{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:40px;font-weight:700;line-height:1.1;color:var(--ink-900);}
.plan .price small{font-family:var(--font-sans);font-size:14px;font-weight:500;color:var(--text-2);margin-left:6px;}
.plan h4{margin-bottom:6px;}
.plan p{font-size:14px;color:var(--text-2);margin:8px 0 0;}
.plan .corner{position:absolute;top:-10px;right:16px;background:var(--orange-500);color:#fff;font-size:12px;font-weight:700;padding:3px 12px;border-radius:999px;letter-spacing:.04em;}
.table-wrap{position:relative;overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--r-md);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm);}
.compare{width:100%;min-width:720px;border-collapse:collapse;}
.compare thead th{background:var(--ink-900);color:var(--lime-500);font-size:14px;font-weight:600;padding:0 20px;height:60px;text-align:center;border:none;}
.compare thead th:first-child{text-align:left;color:#fff;border-radius:var(--r-md) 0 0 0;}
.compare thead th:last-child{border-radius:0 var(--r-md) 0 0;}
.compare tbody td{height:56px;padding:0 20px;text-align:center;font-size:15px;border:none;border-bottom:1px solid var(--line);color:var(--text-1);}
.compare tbody td:first-child{text-align:left;font-weight:600;}
.compare tbody tr:nth-child(even){background:var(--fog-100);}
.compare tbody tr:last-child td{border-bottom:none;}
.tick{display:inline-flex;width:22px;height:22px;border-radius:50%;background:var(--lime-500);color:var(--ink-900);align-items:center;justify-content:center;font-size:11px;}
.cross{display:inline-flex;width:22px;height:22px;border-radius:50%;border:1px solid var(--line);color:#9AA9A0;align-items:center;justify-content:center;font-size:11px;}

/* 限时 */
.promo-banner{background:var(--grad-deep);border-radius:28px;padding:40px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;color:#fff;box-shadow:0 24px 56px rgba(10,20,16,.28);position:relative;overflow:hidden;}
.promo-banner::after{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(198,242,78,.22),rgba(198,242,78,0) 70%);}
.promo-banner h2{color:#fff;font-size:26px;margin:12px 0 8px;}
.promo-banner p{font-size:13px;color:rgba(255,255,255,.72);margin:0;}
.countdown{display:flex;gap:12px;margin-top:20px;}
.cd-box{width:64px;height:64px;border-radius:14px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);display:flex;flex-direction:column;align-items:center;justify-content:center;}
.cd-box b{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:26px;color:var(--lime-500);line-height:1;}
.cd-box span{font-size:11px;color:rgba(255,255,255,.66);margin-top:4px;}
.promo-right{position:relative;z-index:2;display:flex;flex-direction:column;align-items:flex-start;gap:12px;}

/* 表单 */
.consult{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.consult-list{display:flex;flex-direction:column;gap:14px;margin-top:24px;}
.consult-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--text-2);}
.consult-list li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime-500);margin-top:9px;flex:0 0 auto;}
.form-card{background:#fff;border-radius:var(--r-lg);padding:32px;box-shadow:var(--shadow-md);border:1px solid var(--line);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-900);margin-bottom:8px;}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);background:var(--fog-50);border-radius:var(--r-xs);height:48px;padding:0 16px;font-size:15px;color:var(--text-1);font-family:inherit;transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease),background 220ms var(--ease);}
.field textarea{height:140px;padding:14px 16px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--lime-500);background:#fff;box-shadow:0 0 0 3px rgba(198,242,78,.28);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-foot{display:flex;align-items:center;justify-content:flex-end;margin-top:8px;}
.form-note{font-size:12.5px;color:var(--text-2);margin-top:12px;line-height:1.6;}
.form-result{margin-top:14px;font-size:14px;color:var(--teal-700);min-height:20px;}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;}

/* 内容列表 */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform 220ms var(--ease),box-shadow 220ms var(--ease);height:100%;color:inherit;}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);color:inherit;}
.post-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--fog-100);}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform 220ms var(--ease);}
.post-card:hover .post-cover img{transform:scale(1.04);}
.post-cover .badge{position:absolute;top:12px;left:12px;}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto;}
.post-body h3{font-size:17px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-body .excerpt{font-size:14px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px;}
.post-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-2);padding-top:14px;border-top:1px solid var(--line);}
.post-meta .more{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--teal-700);}
.empty-state{text-align:center;padding:64px 24px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);color:var(--text-2);}
.empty-state i{font-size:44px;color:var(--fog-100);display:block;margin-bottom:14px;}
.empty-state p{font-size:14px;margin:0;}

/* FAQ */
.faq-list{border:none;background:transparent;margin:0;}
.faq-list .accordion-item{border:none;background:#fff;border-radius:var(--r-sm);margin-bottom:12px;box-shadow:var(--shadow-sm);border:1px solid var(--line);position:relative;overflow:hidden;transition:box-shadow 220ms var(--ease);}
.faq-list .accordion-item.is-active{box-shadow:var(--shadow-md);}
.faq-list .accordion-title{border:none;background:transparent;font-size:16px;font-weight:600;color:var(--text-1);padding:0 56px 0 20px;height:56px;display:flex;align-items:center;position:relative;}
.faq-list .accordion-title:hover{background:transparent;color:var(--teal-700);}
.faq-list .accordion-title::before{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;color:var(--ink-900);font-family:var(--font-num);line-height:1;}
.faq-list .accordion-item.is-active .accordion-title::before{content:"−";background:var(--lime-500);border-color:var(--lime-500);color:var(--ink-900);}
.faq-list .accordion-item.is-active .accordion-title::after{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--lime-500);}
.faq-list .accordion-content{border:none;background:transparent;padding:0 20px 20px;color:var(--text-2);font-size:15px;line-height:1.8;}
.faq-list .accordion-content p:last-child{margin-bottom:0;}

/* CTA 与关联分类 */
.cta-band{background:var(--grad-deep);border-radius:var(--r-lg);padding:40px 48px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;color:#fff;box-shadow:0 24px 56px rgba(10,20,16,.24);}
.cta-band h2{color:#fff;font-size:26px;}
.cta-band p{color:rgba(255,255,255,.74);font-size:14px;margin:10px 0 0;}
.cat-links{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:32px;}
.cat-link{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:20px 22px;color:var(--text-1);box-shadow:var(--shadow-sm);transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);}
.cat-link:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);color:var(--text-1);border-color:rgba(18,194,160,.4);}
.cat-link b{display:block;font-size:16px;margin-bottom:6px;}
.cat-link span{font-size:13px;color:var(--text-2);line-height:1.6;}

/* 页脚 */
.site-footer{background:var(--ink-900);color:var(--text-inv);padding:72px 0 0;margin-top:var(--section-y);position:relative;overflow:hidden;border-top:1px solid rgba(255,255,255,.08);}
.site-footer::before{content:"";position:absolute;left:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(198,242,78,.08),rgba(10,20,16,0) 70%);pointer-events:none;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;position:relative;z-index:2;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:13.5px;color:rgba(255,255,255,.62);margin:16px 0 20px;line-height:1.7;max-width:260px;}
.socials{display:flex;gap:10px;}
.socials a{width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:14px;transition:background 220ms var(--ease),transform 220ms var(--ease);}
.socials a:hover{background:rgba(198,242,78,.2);color:var(--lime-500);transform:translateY(-2px);}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:rgba(255,255,255,.66);font-size:14px;}
.footer-col a:hover{color:var(--lime-500);}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.66);margin-bottom:12px;line-height:1.6;}
.footer-contact i{color:var(--lime-500);margin-top:5px;font-size:13px;}
.footer-bottom{margin-top:56px;border-top:1px solid rgba(255,255,255,.1);padding:22px 0;position:relative;z-index:2;}
.footer-bottom .inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5);}
.footer-disclaim{font-size:12.5px;color:rgba(255,255,255,.42);line-height:1.7;margin-top:8px;}

/* 移动抽屉 */
.drawer{position:fixed;top:0;right:0;bottom:0;width:86%;max-width:360px;background:rgba(10,20,16,.96);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);z-index:1200;transform:translateX(102%);transition:transform 260ms var(--ease);display:flex;flex-direction:column;padding:20px 22px 28px;overflow-y:auto;}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:44px;height:44px;border-radius:14px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);color:#fff;font-size:16px;cursor:pointer;}
.drawer-nav a{display:flex;align-items:center;height:52px;color:rgba(255,255,255,.86);font-size:15px;border-bottom:1px solid rgba(255,255,255,.08);}
.drawer-nav a.is-active{color:var(--lime-500);}
.drawer-cta{margin-top:22px;}
.drawer-foot{margin-top:auto;padding-top:22px;font-size:13px;color:rgba(255,255,255,.5);line-height:1.8;}
.drawer-mask{position:fixed;inset:0;background:rgba(10,20,16,.5);z-index:1150;opacity:0;visibility:hidden;transition:opacity 220ms var(--ease),visibility 220ms var(--ease);}
.drawer-mask.is-open{opacity:1;visibility:visible;}
body.drawer-lock{overflow:hidden;}

@media (max-width:1279px){
  .main-nav{gap:16px;}
  .nav-link{font-size:14px;}
  .brand-sub{display:none;}
}
@media (max-width:1023px){
  :root{--section-y:72px;}
  .main-nav{display:none;}
  .menu-btn{display:inline-flex;}
  .nav-actions .btn-sm{display:none;}
  h1{font-size:40px;}
  h2{font-size:28px;}
  .hero{padding:120px 0 84px;min-height:auto;}
  .hero h1{font-size:38px;max-width:100%;}
  .ladder{grid-template-columns:repeat(2,1fr);}
  .step:nth-child(n){min-height:auto;}
  .step::after{display:none;}
  .plan-cards{grid-template-columns:1fr;}
  .consult{grid-template-columns:1fr;gap:32px;}
  .post-grid{grid-template-columns:repeat(2,1fr);}
  .cat-links{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band,.promo-banner{padding:32px;}
}
@media (max-width:767px){
  :root{--section-y:56px;}
  body{font-size:15px;}
  h1{font-size:30px;}
  h2{font-size:24px;}
  h3{font-size:19px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .nav-inner{padding:0 16px;gap:12px;}
  .hero{padding:104px 0 68px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:15px;}
  .hero-cta .btn{flex:1 1 auto;}
  .hero-trust{gap:12px 20px;}
  .ladder{grid-template-columns:1fr;gap:14px;}
  .step{padding:20px;border-radius:var(--r-md);}
  .step-no{font-size:32px;}
  .plan{padding:20px;}
  .compare thead th{font-size:13px;padding:0 14px;}
  .compare tbody td{padding:0 14px;font-size:14px;}
  .compare tbody td:first-child{position:sticky;left:0;background:#fff;z-index:2;}
  .compare tbody tr:nth-child(even) td:first-child{background:var(--fog-100);}
  .promo-banner,.cta-band{padding:24px;border-radius:var(--r-md);}
  .promo-banner h2,.cta-band h2{font-size:21px;}
  .countdown{gap:8px;}
  .cd-box{width:56px;height:56px;}
  .cd-box b{font-size:22px;}
  .form-card{padding:20px;}
  .form-row{grid-template-columns:1fr;}
  .form-foot{justify-content:stretch;}
  .form-foot .btn{width:100%;}
  .post-grid{grid-template-columns:1fr;}
  .cat-links{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .section-head{margin-bottom:28px;}
  .faq-list .accordion-title{font-size:15px;height:auto;min-height:56px;padding:14px 52px 14px 16px;}
  .footer-bottom .inner{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --ink-900:#0A1410;
  --ink-800:#12241C;
  --ink-600:#2C4A3C;
  --fog-50:#F4F7F1;
  --fog-100:#E7EDE3;
  --lime-500:#C6F24E;
  --lime-600:#AEE02F;
  --lime-300:#DFF99A;
  --teal-500:#12C2A0;
  --teal-700:#0B8F76;
  --orange-500:#FF6B35;
  --text-1:#0F1D17;
  --text-2:#4A5C53;
  --text-inv:#F4F7F1;
  --line:rgba(15,29,23,.10);
  --line-inv:rgba(255,255,255,.14);
  --grad-brand:linear-gradient(120deg,#C6F24E,#12C2A0);
  --grad-dark:linear-gradient(150deg,#12241C 0%,#0B8F76 100%);
  --grad-promo:linear-gradient(90deg,#FF6B35,#FF9A3C);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:16px;
  --r-xs:14px;
  --r-pill:999px;
  --shadow-sm:0 2px 8px rgba(10,20,16,.06);
  --shadow-md:0 10px 28px rgba(10,20,16,.10);
  --shadow-brand:0 14px 36px rgba(18,194,160,.26);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Roboto Mono",ui-monospace,Menlo,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
  --nav-h:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:var(--fog-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--teal-700);text-decoration:none;transition:color .22s var(--ease),background-color .22s var(--ease)}
a:hover{color:var(--ink-900)}
ul,ol{padding-left:0;margin:0;list-style:none}
button{font-family:inherit}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.25;color:var(--text-1)}
p{margin:0}
:focus-visible{outline:2px solid var(--lime-500);outline-offset:2px}
::selection{background:var(--lime-500);color:var(--ink-900)}
.grid-container{max-width:1200px!important;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* ============ header / nav ============ */
.site-head{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(10,20,16,.20);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 24px rgba(10,20,16,.16);
  transition:background .22s var(--ease),box-shadow .22s var(--ease);
}
.site-head.is-stuck{background:rgba(10,20,16,.94);box-shadow:0 10px 30px rgba(10,20,16,.30);border-bottom-color:rgba(255,255,255,.10)}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:var(--nav-h);display:flex;align-items:center;gap:28px;
  transition:height .22s var(--ease);
}
.site-head.is-stuck .nav-inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;color:var(--text-inv)}
.brand:hover{color:var(--text-inv)}
.brand-mark{
  width:32px;height:32px;border-radius:10px;flex:none;
  background:var(--grad-brand);
  box-shadow:0 6px 16px rgba(18,194,160,.38);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:9px;border-radius:4px;
  background:rgba(10,20,16,.82);
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:-.02em;line-height:1;display:inline-flex;align-items:baseline;gap:6px;white-space:nowrap}
.brand-sub{font-size:12px;font-weight:500;color:rgba(244,247,241,.68);letter-spacing:.06em}
.main-nav{display:flex;align-items:center;gap:22px;margin-left:auto}
.nav-link{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;color:rgba(255,255,255,.88);white-space:nowrap;
  transition:color .22s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--lime-500);transition:width .22s var(--ease);
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:#fff}
.nav-link.is-active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px;flex:none}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:15px;cursor:pointer;
  transition:background .22s var(--ease),transform .22s var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.22);color:#fff;transform:translateY(-1px)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);border:0;cursor:pointer;
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 26px;min-height:44px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-primary{background:var(--grad-brand);color:var(--ink-900)!important;box-shadow:var(--shadow-brand)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 18px 40px rgba(18,194,160,.36);color:var(--ink-900)!important}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border:1.5px solid rgba(255,255,255,.5);color:#fff!important}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff!important;transform:translateY(-1px)}
.btn-line{background:transparent;border:1.5px solid var(--ink-900);color:var(--ink-900)!important}
.btn-line:hover{background:var(--ink-900);color:#fff!important}
.btn-sm{padding:11px 20px;font-size:14px;min-height:40px}
.nav-cta{display:inline-flex}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:17px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-drawer{
  position:fixed;inset:0 0 0 auto;width:86%;max-width:380px;z-index:80;
  background:rgba(10,20,16,.96);
  -webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);
  border-left:1px solid rgba(255,255,255,.12);
  transform:translateX(102%);transition:transform .28s var(--ease);
  display:flex;flex-direction:column;padding:20px 22px 28px;overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.drawer-close{
  width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.2);color:#fff;font-size:18px;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  color:rgba(255,255,255,.9);font-size:16px;line-height:52px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.drawer-nav a.is-active{color:var(--lime-500)}
.drawer-foot{margin-top:auto;padding-top:22px;display:flex;flex-direction:column;gap:12px}
.drawer-foot p{font-size:13px;color:rgba(244,247,241,.6)}
.drawer-mask{position:fixed;inset:0;background:rgba(10,20,16,.55);z-index:70;opacity:0;pointer-events:none;transition:opacity .28s var(--ease)}
.drawer-mask.is-open{opacity:1;pointer-events:auto}

/* ============ page hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  min-height:360px;padding:calc(var(--nav-h) + 44px) 0 56px;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  color:var(--text-inv);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(150deg,rgba(10,20,16,.90) 0%,rgba(10,20,16,.74) 55%,rgba(11,143,118,.42) 100%);
}
.page-hero::after{
  content:"";position:absolute;left:-8%;bottom:-40%;width:52%;height:120%;
  background:radial-gradient(circle,rgba(198,242,78,.20),transparent 62%);
  pointer-events:none;
}
.page-hero .grid-container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(244,247,241,.64);margin-bottom:18px}
.breadcrumb a{color:rgba(244,247,241,.72)}
.breadcrumb a:hover{color:var(--lime-500)}
.breadcrumb span.sep{color:rgba(244,247,241,.4)}
.page-title{
  color:#fff;font-size:40px;line-height:1.18;max-width:20em;
  text-shadow:0 2px 18px rgba(10,20,16,.35);
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:22px;font-size:13px;color:rgba(244,247,241,.72)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:27px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12.5px;letter-spacing:.02em;line-height:1;white-space:nowrap;
}
.badge-solid{background:var(--lime-500);color:var(--ink-900)!important;font-weight:600}
.badge-glass{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff}
.badge-promo{background:var(--grad-promo);color:#fff;font-weight:600}
.badge-soft{background:rgba(18,194,160,.12);border:1px solid rgba(18,194,160,.30);color:var(--teal-700)}
.badge .num{font-weight:700}

/* ============ layout ============ */
.page-main{padding:56px 0 0}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:32px;align-items:start}
.article-main{display:flex;flex-direction:column;gap:24px;min-width:0}
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);padding:44px 48px 48px;
}
.anchor-bar{
  display:none;
  gap:8px;overflow-x:auto;padding:12px 14px;margin:-8px 0 26px;
  background:rgba(244,247,241,.9);border:1px solid var(--line);border-radius:var(--r-pill);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  scrollbar-width:thin;
}
.anchor-bar.is-visible{display:flex}
.anchor-chip{
  flex:none;padding:7px 14px;border-radius:var(--r-pill);
  font-size:13px;background:#fff;border:1px solid var(--line);color:var(--text-2);
  white-space:nowrap;transition:all .22s var(--ease);
}
.anchor-chip:hover{background:var(--lime-500);color:var(--ink-900);border-color:var(--lime-500)}

/* 正文排版 */
.article-body{max-width:72ch;font-size:16px;line-height:1.9;color:#22312A}
.article-body > p{margin:0 0 20px}
.article-body h2{
  position:relative;font-size:26px;line-height:1.35;margin:42px 0 18px;padding-left:18px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;width:4px;height:20px;border-radius:2px;
  background:var(--lime-500);
}
.article-body h3{font-size:20px;margin:32px 0 12px;color:var(--ink-900)}
.article-body h4{font-size:17px;margin:24px 0 10px}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:0}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:10px}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;border-radius:50%;
  background:var(--lime-600);
}
.article-body ol{counter-reset:item}
.article-body ol li{position:relative;padding-left:32px;margin-bottom:10px}
.article-body ol li::before{
  counter-increment:item;content:counter(item);
  position:absolute;left:0;top:.16em;width:22px;height:22px;border-radius:7px;
  background:rgba(18,194,160,.12);color:var(--teal-700);
  font-family:var(--font-num);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;border-left:4px solid var(--teal-500);
  background:var(--fog-50);border-radius:12px;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-sm);margin:24px auto;box-shadow:var(--shadow-sm)}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--text-2);text-align:center;margin-top:10px}
.article-body a{color:var(--teal-700);border-bottom:1px solid rgba(11,143,118,.35);padding-bottom:1px}
.article-body a:hover{background:var(--lime-500);color:var(--ink-900);border-bottom-color:transparent}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:26px 0;font-size:14.5px;
  border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;display:block;overflow-x:auto;
}
.article-body thead th{background:var(--ink-900);color:var(--lime-500);text-align:left;padding:14px 16px;font-weight:600;white-space:nowrap}
.article-body tbody td{padding:13px 16px;border-top:1px solid var(--line);background:#fff}
.article-body tbody tr:nth-child(even) td{background:var(--fog-100)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.article-body strong{color:var(--ink-900)}

/* 空态 */
.empty-state{
  text-align:center;padding:64px 24px;border-radius:var(--r-md);
  background:var(--fog-50);border:1px dashed rgba(15,29,23,.16);
}
.empty-state i{font-size:44px;color:var(--teal-500);margin-bottom:16px;display:block}
.empty-state h2{justify-content:center;font-size:22px;margin-bottom:10px;padding-left:0}
.empty-state h2::before{display:none}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:22px}

/* 标签 */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:36px;padding-top:26px;border-top:1px solid var(--line)}
.tag-row .label{font-size:13px;color:var(--text-2);margin-right:2px}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--fog-50);border:1px solid var(--line);color:var(--text-2);font-size:13px;
  transition:all .22s var(--ease);
}
.tag:hover{background:var(--lime-500);border-color:var(--lime-500);color:var(--ink-900)}

/* 上下篇 */
.prev-next{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pn-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--shadow-sm);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.pn-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,194,160,.35)}
.pn-card .pn-k{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--teal-700);margin-bottom:8px}
.pn-card .pn-t{font-size:15.5px;font-weight:600;color:var(--text-1);line-height:1.5}
.pn-card.next{text-align:right}
.pn-card.next .pn-k{justify-content:flex-end}
.back-link{display:flex;justify-content:center;margin-top:6px}
.back-link a{font-size:14px;color:var(--text-2);display:inline-flex;align-items:center;gap:8px}
.back-link a:hover{color:var(--teal-700)}
.back-link i{font-size:12px;transition:transform .22s var(--ease)}
.back-link a:hover i{transform:translateX(-4px)}

/* 侧栏 */
.side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);padding:24px}
.side-card h3{font-size:16px;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--grad-brand)}
.side-list{display:flex;flex-direction:column}
.side-item{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);align-items:flex-start}
.side-item:first-child{padding-top:0}
.side-item:last-child{border-bottom:0;padding-bottom:0}
.side-item img{width:60px;height:60px;border-radius:12px;object-fit:cover;flex:none}
.side-item .txt{min-width:0}
.side-item .t{font-size:14.5px;line-height:1.5;font-weight:600;color:var(--text-1);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.side-item:hover .t{color:var(--teal-700)}
.side-item .d{font-size:12.5px;color:var(--text-2);margin-top:4px;font-family:var(--font-num)}
.side-cta{
  background:var(--grad-dark);color:var(--text-inv);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--shadow-md);
}
.side-cta .badge{margin-bottom:14px}
.side-cta h3{color:#fff;font-size:18px;line-height:1.4;margin-bottom:10px}
.side-cta h3::before{display:none}
.side-cta p{font-size:13.5px;color:rgba(220,230,220,.82);line-height:1.75;margin-bottom:18px}
.side-cta .btn{width:100%}
.side-links{display:flex;flex-direction:column;gap:10px}
.side-links a{font-size:14px;color:var(--text-2);display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:12px;background:var(--fog-50);border:1px solid transparent;transition:all .22s var(--ease)}
.side-links a:hover{background:#fff;border-color:rgba(18,194,160,.35);color:var(--teal-700)}

/* CTA band */
.cta-wrap{padding:64px 0 0}
.cta-band{
  background:var(--grad-dark);border-radius:var(--r-lg);padding:40px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  color:var(--text-inv);box-shadow:var(--shadow-md);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-6%;top:-60%;width:40%;height:220%;
  background:radial-gradient(circle,rgba(198,242,78,.22),transparent 62%);pointer-events:none;
}
.cta-band .inner{position:relative;z-index:2;max-width:640px}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:10px}
.cta-band p{font-size:14.5px;color:rgba(220,230,220,.82);line-height:1.8}
.cta-band .btn{flex:none;position:relative;z-index:2}

/* footer */
.site-footer{background:var(--ink-900);color:var(--text-inv);margin-top:80px;border-top:1px solid rgba(255,255,255,.08);position:relative;overflow:hidden}
.site-footer::before{
  content:"";position:absolute;left:-10%;top:-30%;width:50%;height:120%;
  background:radial-gradient(circle,rgba(198,242,78,.07),transparent 60%);pointer-events:none;
}
.footer-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;
  padding:64px 0 48px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:13.5px;color:rgba(220,230,220,.68);line-height:1.8;max-width:24em}
.socials{display:flex;gap:10px;margin-top:18px}
.socials a{
  width:36px;height:36px;border-radius:50%;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  display:inline-flex;align-items:center;justify-content:center;
  color:rgba(244,247,241,.82);font-size:14px;transition:all .22s var(--ease);
}
.socials a:hover{background:var(--lime-500);color:var(--ink-900);border-color:var(--lime-500);transform:translateY(-2px)}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:0}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col ul a{font-size:13.5px;color:rgba(220,230,220,.72)}
.footer-col ul a:hover{color:var(--lime-500)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:rgba(220,230,220,.72);line-height:1.7}
.footer-contact i{margin-top:4px;color:var(--teal-500);font-size:13px;flex:none}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0 26px;position:relative;z-index:2}
.footer-bottom .inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:12.5px;color:rgba(220,230,220,.55)}
.footer-disclaim{font-size:12.5px;color:rgba(220,230,220,.42);line-height:1.8;margin-top:12px;max-width:70em}

/* ============ responsive ============ */
@media (max-width:1199px){
  .layout{grid-template-columns:minmax(0,1fr) 310px;gap:26px}
  .article-card{padding:36px 32px 40px}
}
@media (max-width:1023px){
  .main-nav{gap:16px}
  .nav-link{font-size:14px}
  .nav-cta{display:none}
  .layout{grid-template-columns:1fr}
  .side{position:static}
  .page-title{font-size:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:899px){
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .icon-btn.search-btn{display:none}
}
@media (max-width:767px){
  :root{--nav-h:64px}
  .nav-inner{padding:0 16px;gap:16px}
  .grid-container{padding-left:20px;padding-right:20px}
  .page-hero{min-height:320px;padding-top:calc(var(--nav-h) + 34px);padding-bottom:44px}
  .page-title{font-size:29px}
  .meta-row{font-size:12.5px;gap:10px}
  .page-main{padding-top:36px}
  .article-card{padding:26px 20px 32px;border-radius:var(--r-md)}
  .article-body{font-size:15.5px;line-height:1.85}
  .article-body h2{font-size:22px;margin-top:34px}
  .article-body h3{font-size:18px}
  .prev-next{grid-template-columns:1fr}
  .pn-card.next{text-align:left}
  .pn-card.next .pn-k{justify-content:flex-start}
  .cta-wrap{padding-top:44px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 22px;gap:22px;border-radius:var(--r-md)}
  .cta-band h2{font-size:21px}
  .cta-band .btn{width:100%}
  .site-footer{margin-top:56px}
  .footer-grid{grid-template-columns:1fr;padding:44px 0 32px;gap:28px}
  .footer-bottom .inner{flex-direction:column;gap:6px}
}
@media (max-width:520px){
  .page-title{font-size:25px}
  .article-card{padding:22px 16px 26px}
  .badge{height:25px;font-size:12px;padding:0 10px}
  .side-card{padding:20px}
  .cta-band{padding:24px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --ink-900:#0A1410;
  --ink-800:#12241C;
  --ink-600:#2C4A3C;
  --fog-50:#F4F7F1;
  --fog-100:#E7EDE3;
  --lime-500:#C6F24E;
  --lime-600:#AEE02F;
  --lime-300:#DFF99A;
  --teal-500:#12C2A0;
  --teal-700:#0B8F76;
  --orange-500:#FF6B35;
  --text-1:#0F1D17;
  --text-2:#4A5C53;
  --text-inv:#F4F7F1;
  --line:rgba(15,29,23,.10);
  --line-inv:rgba(255,255,255,.14);
  --grad-brand:linear-gradient(120deg,#C6F24E,#12C2A0);
  --grad-deep:linear-gradient(150deg,#12241C 0%,#0B8F76 100%);
  --grad-promo:linear-gradient(90deg,#FF6B35,#FF9A3C);
  --shadow-sm:0 2px 8px rgba(10,20,16,.06);
  --shadow-md:0 10px 28px rgba(10,20,16,.10);
  --shadow-brand:0 14px 36px rgba(18,194,160,.26);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:16px;
  --r-xs:14px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Roboto Mono",ui-monospace,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:var(--fog-50);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color 220ms var(--ease),background-color 220ms var(--ease),border-color 220ms var(--ease)}
a:hover,a:focus{color:inherit}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.25;color:var(--text-1)}
p{margin:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--lime-500);outline-offset:2px;border-radius:6px}

/* Foundation 覆盖 */
.grid-container{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px;width:100%}
.grid-container.full{padding-left:24px;padding-right:24px}
.menu{background:transparent;margin:0}
.menu a{color:inherit}
.button{background:none;color:inherit;padding:0;margin:0;border:none;box-shadow:none;font-family:inherit}
input,textarea,select{font-family:inherit;font-size:15px}

/* 通用容器与板块 */
.section{padding:96px 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-head h2{font-size:34px;line-height:1.2}
.section-head p{color:var(--text-2);font-size:15px;margin-top:10px;max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--teal-700);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:999px;background:var(--grad-brand)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:13px 28px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:1.5px solid transparent;transition:all 220ms var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--grad-brand);color:var(--ink-900);box-shadow:var(--shadow-brand)}
.btn-primary:hover,.btn-primary:focus{color:var(--ink-900);filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 18px 40px rgba(18,194,160,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-sm)}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost-light:hover,.btn-ghost-light:focus{color:#fff;border-color:#fff;background:rgba(255,255,255,.08)}
.btn-outline{background:transparent;color:var(--text-1);border-color:var(--ink-900)}
.btn-outline:hover,.btn-outline:focus{background:var(--ink-900);color:var(--text-inv)}
.btn-copy{background:#fff;color:#B8410F;border-color:var(--orange-500);width:100%}
.btn-copy:hover,.btn-copy:focus{background:#FFF3ED;color:#B8410F;border-color:var(--orange-500)}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--text-1)}
.link-more i{font-size:12px;transition:transform 220ms var(--ease)}
.link-more:hover{color:var(--teal-700)}
.link-more:hover i{transform:translateX(4px)}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.02em;line-height:1;
}
.badge-solid{background:var(--lime-500);color:var(--ink-900)}
.badge-glass{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.24);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.badge-promo{background:var(--grad-promo);color:#fff}
.badge-soft{background:rgba(18,194,160,.12);color:var(--teal-700)}
.badge .num{font-family:var(--font-num);font-weight:700}

/* ================= HEADER / NAV ================= */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(10,20,16,.18);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:0 6px 24px rgba(10,20,16,.16);
  transition:background 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.site-header.is-stuck{
  background:rgba(10,20,16,.94);
  box-shadow:0 10px 30px rgba(10,20,16,.34);
  border-bottom-color:rgba(255,255,255,.08);
}
.nav-inner{
  display:flex;align-items:center;gap:28px;
  height:76px;max-width:1200px;margin:0 auto;padding:0 24px;
  transition:height 220ms var(--ease);
}
.site-header.is-stuck .nav-inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:10px;flex-shrink:0;
  background:var(--grad-brand);
  box-shadow:0 6px 16px rgba(18,194,160,.4);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:9px;border-radius:4px;
  background:var(--ink-900);opacity:.82;
}
.brand-text{
  font-size:17px;font-weight:700;letter-spacing:-.01em;color:#fff;line-height:1.2;
  display:inline-flex;align-items:baseline;gap:6px;
}
.brand-sub{font-size:12px;font-weight:600;color:var(--lime-500);letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:nowrap}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:44px;padding:0 12px;font-size:15px;font-weight:500;
  color:rgba(255,255,255,.88);white-space:nowrap;
  transition:color 220ms var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;
  border-radius:999px;background:var(--lime-500);
  transform:scaleX(0);transform-origin:left;transition:transform 220ms var(--ease);
}
.nav-link:hover,.nav-link:focus{color:#fff}
.nav-link:hover::after,.nav-link:focus::after{transform:scaleX(1)}
.nav-link.is-active{color:#fff;font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-search{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:14px;transition:all 220ms var(--ease);
}
.nav-search:hover,.nav-search:focus{background:rgba(255,255,255,.22);color:#fff}
.nav-cta{min-height:44px;padding:11px 22px;font-size:14.5px}
.nav-burger{
  display:none;width:44px;height:44px;border-radius:12px;
  align-items:center;justify-content:center;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:17px;cursor:pointer;
}
.nav-burger:hover{background:rgba(255,255,255,.22)}

/* 移动抽屉 */
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:86%;max-width:380px;z-index:120;
  background:rgba(10,20,16,.96);
  -webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);
  border-left:1px solid rgba(255,255,255,.12);
  transform:translateX(100%);transition:transform 280ms var(--ease);
  display:flex;flex-direction:column;padding:20px 22px 28px;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.12)}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);color:#fff;font-size:18px;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
}
.drawer-nav{display:flex;flex-direction:column;margin:8px 0 20px}
.drawer-nav a{
  display:flex;align-items:center;min-height:52px;
  color:rgba(255,255,255,.88);font-size:15.5px;font-weight:500;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.drawer-nav a.is-active{color:var(--lime-500);font-weight:700}
.drawer-cta{width:100%}
.drawer-foot{margin-top:auto;padding-top:20px;font-size:13px;color:rgba(255,255,255,.62);line-height:1.9}
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,12,9,.5);z-index:110;
  opacity:0;visibility:hidden;transition:opacity 260ms var(--ease),visibility 260ms var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}
body.no-scroll{overflow:hidden}

/* ================= 页头 BANNER ================= */
.page-hero{
  position:relative;overflow:hidden;
  min-height:400px;display:flex;align-items:flex-end;
  padding:150px 0 60px;color:#fff;
  background-image:
    linear-gradient(150deg,rgba(10,20,16,.94) 0%,rgba(10,20,16,.72) 42%,rgba(11,143,118,.62) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;left:-120px;bottom:-160px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(198,242,78,.28),rgba(18,194,160,.06) 55%,transparent 70%);
  pointer-events:none;
}
.page-hero .grid-container{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.64);margin-bottom:18px;flex-wrap:wrap}
.crumbs a{color:rgba(255,255,255,.64)}
.crumbs a:hover{color:var(--lime-500)}
.crumbs span.sep{color:rgba(255,255,255,.36)}
.crumbs .now{color:#fff;font-weight:600}
.hero-cols{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}
.page-hero h1{
  font-size:44px;line-height:1.16;color:#fff;letter-spacing:-.02em;max-width:720px;
}
.page-hero .sub{margin-top:14px;font-size:16px;color:rgba(255,255,255,.8);max-width:640px;line-height:1.75}
.hero-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.hero-side{display:flex;flex-direction:column;gap:10px;align-items:flex-start}

/* 相邻分类 chips */
.cat-chips-bar{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:3}
.cat-chips{
  display:flex;gap:10px;overflow-x:auto;padding:16px 0;
  scrollbar-width:none;-ms-overflow-style:none;
}
.cat-chips::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;height:40px;padding:0 18px;
  border-radius:999px;font-size:14px;font-weight:600;white-space:nowrap;
  background:var(--fog-100);color:var(--text-2);border:1px solid transparent;
  transition:all 220ms var(--ease);
}
.chip:hover{color:var(--ink-900);background:#DDE7D7}
.chip.is-current{background:var(--lime-500);color:var(--ink-900);border-color:transparent}

/* ================= 步骤条 + 速览卡 ================= */
.guide-layout{display:grid;grid-template-columns:minmax(0,1.95fr) minmax(0,1fr);gap:40px;align-items:start}
.panel-white{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);padding:40px;
}
.panel-white h2{font-size:26px;margin-bottom:8px}
.panel-white .lead{color:var(--text-2);font-size:15px;margin-bottom:32px;max-width:72ch}

.steps{list-style:none;position:relative;margin:0;padding:0}
.step{position:relative;display:flex;gap:20px;padding-bottom:34px}
.step:last-child{padding-bottom:0}
.step:not(:last-child)::before{
  content:"";position:absolute;left:23px;top:56px;bottom:4px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,rgba(198,242,78,.9),rgba(18,194,160,.28));
}
.step-num{
  flex:0 0 48px;width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--grad-brand);color:var(--ink-900);
  font-family:var(--font-num);font-weight:700;font-size:16px;
  box-shadow:var(--shadow-brand);position:relative;z-index:1;
}
.step-body{flex:1;min-width:0;padding-top:2px}
.step-body h3{font-size:18px;margin-bottom:6px}
.step-body p{font-size:14.5px;color:var(--text-2);line-height:1.8;margin-bottom:10px}

/* 速览卡 */
.side-sticky{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.quick-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-md);padding:28px;
}
.quick-card h3{font-size:19px;margin-bottom:6px}
.quick-card .hint{font-size:13.5px;color:var(--text-2);margin-bottom:18px}
.quick-list{list-style:none;display:flex;flex-direction:column;gap:14px;margin-bottom:22px}
.quick-list li{display:flex;gap:10px;font-size:14.5px;color:var(--text-1);line-height:1.7}
.quick-list li i{
  flex:0 0 20px;width:20px;height:20px;border-radius:50%;margin-top:4px;
  display:grid;place-items:center;background:rgba(198,242,78,.6);
  color:var(--ink-900);font-size:10px;
}
.copy-tip{
  margin-top:12px;font-size:13px;color:var(--teal-700);
  background:rgba(18,194,160,.09);border-radius:12px;padding:10px 14px;line-height:1.7;
}
.mini-note{
  border-radius:16px;background:var(--grad-deep);color:#fff;
  padding:22px 24px;
}
.mini-note h4{font-size:16px;color:#fff;margin-bottom:8px}
.mini-note p{font-size:13.5px;color:rgba(255,255,255,.78);line-height:1.8}

/* 三列图标卡 */
.triple{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.icon-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px;box-shadow:var(--shadow-sm);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease);
}
.icon-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.icon-card .ico{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:var(--grad-brand);color:var(--ink-900);font-size:18px;margin-bottom:18px;
}
.icon-card h3{font-size:18px;margin-bottom:8px}
.icon-card p{font-size:14.5px;color:var(--text-2);line-height:1.8}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  overflow:hidden;position:relative;box-shadow:var(--shadow-sm);
  transition:box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--lime-500);transform:scaleY(0);transform-origin:top;
  transition:transform 260ms var(--ease);
}
.faq-item.is-open::before{transform:scaleY(1)}
.faq-item.is-open{box-shadow:var(--shadow-md);border-color:rgba(18,194,160,.4)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 20px 16px 20px;text-align:left;
  background:transparent;border:none;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--text-1);line-height:1.6;
}
.faq-q .mark{
  flex:0 0 28px;width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;background:var(--fog-100);color:var(--ink-900);
  font-size:14px;transition:all 220ms var(--ease);
}
.faq-item.is-open .faq-q .mark{background:var(--lime-500);color:var(--ink-900)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 300ms var(--ease)}
.faq-a .inner{padding:0 20px 20px;font-size:15px;color:var(--text-2);line-height:1.85}

/* CTA 条 */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--grad-deep);color:#fff;padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow-md);
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-90px;width:340px;height:340px;
  background:radial-gradient(circle,rgba(198,242,78,.24),transparent 68%);
  pointer-events:none;
}
.cta-band h2{font-size:28px;color:#fff;position:relative;z-index:1}
.cta-band p{font-size:14.5px;color:rgba(255,255,255,.78);margin-top:8px;position:relative;z-index:1;max-width:560px}
.cta-band .btn{position:relative;z-index:1}

/* 相邻分类卡 */
.near-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.near-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.near-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,194,160,.45)}
.near-card h4{font-size:17px;margin-bottom:8px}
.near-card p{font-size:13.5px;color:var(--text-2);line-height:1.75;margin-bottom:14px}
.near-card .go{font-size:13.5px;font-weight:600;color:var(--teal-700);display:inline-flex;align-items:center;gap:6px}
.near-card:hover .go{color:var(--teal-700)}
.near-card .go i{font-size:11px;transition:transform 220ms var(--ease)}
.near-card:hover .go i{transform:translateX(4px)}

/* ================= FOOTER ================= */
.site-footer{
  position:relative;background:var(--ink-900);color:var(--text-inv);
  border-top:1px solid rgba(255,255,255,.08);padding-top:72px;overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;left:-140px;top:-120px;width:460px;height:460px;
  background:radial-gradient(circle,rgba(198,242,78,.08),transparent 68%);pointer-events:none;
}
.footer-grid{
  position:relative;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;padding-bottom:56px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:rgba(244,247,241,.68);line-height:1.8;max-width:260px}
.socials{display:flex;gap:10px;margin-top:20px}
.socials a{
  width:36px;height:36px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  color:rgba(244,247,241,.82);font-size:14px;
  transition:all 220ms var(--ease);
}
.socials a:hover{background:var(--lime-500);border-color:var(--lime-500);color:var(--ink-900)}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;letter-spacing:.01em}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.footer-col ul li a{font-size:14px;color:rgba(244,247,241,.7)}
.footer-col ul li a:hover{color:var(--lime-500)}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(244,247,241,.7);line-height:1.75}
.footer-contact li i{flex:0 0 16px;margin-top:5px;color:var(--lime-500);font-size:13px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:24px 0 28px}
.footer-bottom .inner{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(244,247,241,.56);
}
.footer-disclaim{
  margin-top:12px;font-size:12.5px;line-height:1.8;color:rgba(244,247,241,.42);max-width:900px;
}

/* ================= 响应式 ================= */
@media screen and (max-width:1279px){
  .grid-container{padding-left:24px;padding-right:24px}
}
@media screen and (max-width:1023px){
  .main-nav{display:none}
  .nav-burger{display:inline-flex}
  .nav-cta{display:none}
  .nav-inner{height:64px;gap:16px}
  .brand-text{font-size:16px}
  .section{padding:72px 0}
  .page-hero{padding:130px 0 52px;min-height:360px}
  .page-hero h1{font-size:34px}
  .guide-layout{grid-template-columns:1fr;gap:28px}
  .side-sticky{position:static;top:auto}
  .triple{grid-template-columns:1fr}
  .near-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .panel-white{padding:32px}
  .cta-band{padding:36px}
  .section-head h2{font-size:26px}
}
@media screen and (max-width:767px){
  .grid-container{padding-left:20px;padding-right:20px}
  .section{padding:56px 0}
  .page-hero{padding:112px 0 44px;min-height:320px}
  .page-hero h1{font-size:28px}
  .page-hero .sub{font-size:14.5px}
  .panel-white{padding:24px;border-radius:var(--r-md)}
  .panel-white h2{font-size:22px}
  .step{gap:14px;padding-bottom:26px}
  .step-num{flex:0 0 40px;width:40px;height:40px;font-size:14px}
  .step:not(:last-child)::before{left:19px;top:46px}
  .step-body h3{font-size:16.5px}
  .near-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:40px}
  .cta-band{padding:28px 24px;border-radius:var(--r-md)}
  .cta-band h2{font-size:22px}
  .cta-band .btn{width:100%}
  .faq-q{font-size:15px;padding:14px 16px}
  .quick-card{padding:22px}
  .icon-card{padding:22px}
  .footer-bottom .inner{flex-direction:column;gap:8px}
}
@media screen and (max-width:479px){
  .page-hero h1{font-size:25px}
  .hero-badges .badge{font-size:12px;height:26px}
  .section-head{margin-bottom:28px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --ink-900:#0A1410;
  --ink-800:#12241C;
  --ink-600:#2C4A3C;
  --fog-50:#F4F7F1;
  --fog-100:#E7EDE3;
  --lime-500:#C6F24E;
  --lime-600:#AEE02F;
  --lime-300:#DFF99A;
  --teal-500:#12C2A0;
  --teal-700:#0B8F76;
  --orange-500:#FF6B35;
  --text-1:#0F1D17;
  --text-2:#4A5C53;
  --text-inv:#F4F7F1;
  --line:rgba(15,29,23,.10);
  --line-inv:rgba(255,255,255,.14);
  --r-pill:999px;
  --r-lg:24px;
  --r-md:20px;
  --r-sm:16px;
  --r-xs:14px;
  --shadow-sm:0 2px 8px rgba(10,20,16,.06);
  --shadow-md:0 10px 28px rgba(10,20,16,.10);
  --shadow-brand:0 14px 36px rgba(18,194,160,.26);
  --grad-brand:linear-gradient(120deg,#C6F24E,#12C2A0);
  --grad-dark:linear-gradient(150deg,#12241C 0%,#0B8F76 100%);
  --grad-promo:linear-gradient(90deg,#FF6B35,#FF9A3C);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Roboto Mono",ui-monospace,Menlo,monospace;
  --ease:220ms cubic-bezier(.22,.61,.36,1);
  --header-h:76px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:var(--fog-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--teal-700);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease);}
a:hover{color:var(--ink-900);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;letter-spacing:-0.02em;font-weight:700;line-height:1.25;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;}
:focus-visible{outline:2px solid var(--lime-500);outline-offset:2px;}
::selection{background:var(--lime-300);color:var(--ink-900);}

/* ============ 通用容器与板块 ============ */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--fog{background:var(--fog-100);}
.section-head{margin-bottom:40px;max-width:760px;}
.section-head h2{font-size:34px;color:var(--text-1);margin-bottom:12px;}
.section-head p{font-size:16px;color:var(--text-2);max-width:640px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--teal-700);text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad-brand);}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12.5px;letter-spacing:.02em;font-weight:600;
  white-space:nowrap;
}
.badge--solid{background:var(--lime-500);color:var(--ink-900);}
.badge--glass{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff;}
.badge--promo{background:var(--grad-promo);color:#fff;}
.badge .num{font-family:var(--font-num);font-weight:700;font-size:13px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  text-align:center;
}
.btn-primary{background:var(--grad-brand);color:var(--ink-900);box-shadow:var(--shadow-brand);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 18px 42px rgba(18,194,160,.34);color:var(--ink-900);filter:brightness(1.05);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.btn-outline{background:transparent;border-color:var(--ink-900);color:var(--ink-900);}
.btn-outline:hover{background:var(--ink-900);color:var(--lime-500);}
.btn-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--teal-700);background:none;border:none;padding:0;
}
.btn-link i{transition:transform var(--ease);font-size:12px;}
.btn-link:hover{color:var(--ink-900);}
.btn-link:hover i{transform:translateX(4px);}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  height:var(--header-h);
  background:rgba(10,20,16,.18);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:0 6px 24px rgba(10,20,16,.18);
  transition:height var(--ease),background var(--ease),box-shadow var(--ease);
}
.site-header.is-stuck{
  height:64px;
  background:rgba(10,20,16,.94);
  box-shadow:0 10px 30px rgba(10,20,16,.34);
}
.nav-inner{
  height:100%;display:flex;align-items:center;gap:24px;
  max-width:1200px;margin:0 auto;padding:0 24px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:32px;height:32px;border-radius:10px;flex:0 0 auto;
  background:var(--grad-brand);
  box-shadow:0 6px 16px rgba(18,194,160,.38);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:9px;
  border-radius:4px;border:2px solid var(--ink-900);opacity:.72;
}
.brand-text{
  font-size:17px;font-weight:700;color:#fff;letter-spacing:-0.01em;line-height:1.1;
  display:flex;flex-direction:column;
}
.brand-sub{font-size:11px;font-weight:500;letter-spacing:.16em;color:var(--lime-300);line-height:1.4;}
.main-nav{display:flex;align-items:center;gap:22px;margin-left:auto;}
.nav-link{
  position:relative;font-size:15px;color:rgba(255,255,255,.88);
  padding:8px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--lime-500);border-radius:2px;transition:width var(--ease);
}
.nav-link:hover{color:#fff;}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:#fff;}
.nav-link.is-active::after{width:100%;}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-search{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:14px;
}
.nav-search:hover{background:rgba(255,255,255,.22);color:#fff;}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 22px;border-radius:var(--r-pill);
  background:var(--grad-brand);color:var(--ink-900);
  font-size:14.5px;font-weight:600;box-shadow:var(--shadow-brand);
  transition:transform var(--ease),box-shadow var(--ease);
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 18px 40px rgba(18,194,160,.36);color:var(--ink-900);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:17px;align-items:center;justify-content:center;
}
.nav-toggle:hover{background:rgba(255,255,255,.22);}

/* 移动抽屉 */
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:86%;max-width:380px;z-index:80;
  background:rgba(10,20,16,.96);
  -webkit-backdrop-filter:blur(24px);
  backdrop-filter:blur(24px);
  border-left:1px solid rgba(255,255,255,.14);
  padding:24px 22px 32px;
  transform:translateX(102%);
  transition:transform var(--ease);
  overflow-y:auto;
  display:flex;flex-direction:column;
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:#fff;font-size:16px;
}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  display:flex;align-items:center;min-height:52px;padding:0 4px;
  color:rgba(255,255,255,.9);font-size:15.5px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.drawer-nav a.is-active{color:var(--lime-500);font-weight:600;}
.drawer-nav a:hover{color:var(--lime-500);}
.drawer-cta{margin-top:22px;}
.drawer-cta .btn{width:100%;}
.drawer-foot{margin-top:auto;padding-top:24px;font-size:13px;color:rgba(255,255,255,.62);line-height:1.9;}
.drawer-foot span{display:block;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,20,16,.54);z-index:70;
  opacity:0;pointer-events:none;transition:opacity var(--ease);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
body.is-locked{overflow:hidden;}

/* ============ 页头 ============ */
.page-hero{
  position:relative;
  min-height:400px;
  display:flex;align-items:flex-end;
  padding:calc(var(--header-h) + 64px) 0 56px;
  background-image:linear-gradient(180deg,rgba(10,20,16,.86) 0%,rgba(10,20,16,.72) 46%,rgba(10,20,16,.9) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;left:-10%;bottom:-40%;width:60%;height:120%;
  background:radial-gradient(circle at 30% 60%,rgba(198,242,78,.20),rgba(18,194,160,.10) 45%,transparent 70%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;width:100%;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.64);margin-bottom:20px;
}
.breadcrumb a{color:rgba(255,255,255,.64);}
.breadcrumb a:hover{color:var(--lime-500);}
.breadcrumb .sep{color:rgba(255,255,255,.38);}
.breadcrumb .current{color:rgba(255,255,255,.9);}
.hero-row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.page-hero h1{
  font-size:44px;color:#fff;margin-bottom:14px;max-width:780px;
}
.page-hero .hero-sub{
  font-size:16px;color:rgba(255,255,255,.8);max-width:620px;margin:0;
}
.hero-badges{display:flex;gap:10px;flex-wrap:wrap;align-items:center;}
.hero-badges .badge{height:30px;}

/* 相邻分类 chips */
.cat-bar{
  background:#fff;border-bottom:1px solid var(--line);
  padding:18px 0;
  position:relative;z-index:3;
}
.cat-bar-inner{display:flex;align-items:center;gap:12px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin;}
.cat-bar-inner::-webkit-scrollbar{height:4px;}
.cat-bar-inner::-webkit-scrollbar-thumb{background:var(--fog-100);border-radius:4px;}
.chip{
  display:inline-flex;align-items:center;height:38px;padding:0 18px;
  border-radius:var(--r-pill);border:1px solid var(--line);
  background:var(--fog-50);color:var(--text-2);
  font-size:14px;font-weight:500;white-space:nowrap;
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.chip:hover{background:var(--fog-100);color:var(--ink-900);border-color:rgba(15,29,23,.2);}
.chip.is-current{background:var(--lime-500);border-color:var(--lime-500);color:var(--ink-900);font-weight:600;}

/* ============ 账号卡片网格 ============ */
.acct-wrap{max-width:920px;margin:0 auto;}
.acct-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.acct-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.acct-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,194,160,.32);}
.acct-icon{
  width:44px;height:44px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-brand);color:var(--ink-900);font-size:17px;
  margin-bottom:16px;box-shadow:0 8px 20px rgba(18,194,160,.24);
}
.acct-card h3{font-size:18px;margin-bottom:10px;color:var(--text-1);}
.acct-card p{font-size:14.5px;line-height:1.8;color:var(--text-2);margin:0;}
.acct-card .mini-tag{
  display:inline-block;margin-top:14px;font-size:12.5px;font-weight:600;
  color:var(--teal-700);background:rgba(18,194,160,.10);
  padding:4px 12px;border-radius:var(--r-pill);
}

/* ============ 图文流程块 ============ */
.flow-block{
  display:grid;grid-template-columns:0.9fr 1.1fr;gap:48px;align-items:center;
}
.flow-media{
  border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-md);
  position:relative;aspect-ratio:16/11;background:var(--ink-800);
}
.flow-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease);}
.flow-media:hover img{transform:scale(1.04);}
.flow-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(10,20,16,.10) 0%,rgba(10,20,16,.52) 100%);
}
.flow-media .media-badge{position:absolute;left:16px;top:16px;z-index:2;}
.flow-list{display:flex;flex-direction:column;gap:0;}
.flow-item{
  display:flex;gap:18px;padding:20px 0;
  border-bottom:1px dashed rgba(15,29,23,.14);
}
.flow-item:last-child{border-bottom:none;padding-bottom:0;}
.flow-item:first-child{padding-top:0;}
.flow-num{
  flex:0 0 auto;width:44px;height:44px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-size:16px;font-weight:700;
  color:var(--ink-900);background:var(--lime-500);
  box-shadow:0 0 0 4px rgba(198,242,78,.22);
}
.flow-item h3{font-size:17px;margin-bottom:6px;}
.flow-item p{font-size:14.5px;color:var(--text-2);margin:0;}

/* ============ 提示条 ============ */
.notice-bar{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--fog-100);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:20px 22px;
}
.notice-bar i{color:var(--teal-700);font-size:18px;margin-top:2px;}
.notice-bar p{margin:0;font-size:14.5px;color:var(--text-2);}
.notice-bar strong{color:var(--text-1);}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  box-shadow:var(--shadow-sm);overflow:hidden;position:relative;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--lime-500);transform:scaleY(0);transform-origin:top;
  transition:transform var(--ease);
}
.faq-item.is-open{border-color:rgba(18,194,160,.28);box-shadow:var(--shadow-md);}
.faq-item.is-open::before{transform:scaleY(1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 20px;
  background:none;border:none;text-align:left;
  font-size:16px;font-weight:600;color:var(--text-1);line-height:1.5;
}
.faq-q .ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--fog-100);color:var(--ink-900);font-size:12px;
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.faq-item.is-open .faq-q .ico{background:var(--lime-500);color:var(--ink-900);transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height 300ms var(--ease);
}
.faq-a .inner{padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--text-2);}

/* ============ CTA 条 ============ */
.cta-band{
  background:var(--grad-dark);
  border-radius:var(--r-lg);
  padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  flex-wrap:wrap;position:relative;overflow:hidden;
  box-shadow:0 20px 48px rgba(10,20,16,.24);
}
.cta-band::after{
  content:"";position:absolute;right:-6%;top:-40%;width:52%;height:180%;
  background:radial-gradient(circle,rgba(198,242,78,.22),transparent 68%);
  pointer-events:none;
}
.cta-band h2{font-size:28px;color:#fff;margin-bottom:10px;position:relative;z-index:2;}
.cta-band p{font-size:15px;color:rgba(255,255,255,.74);margin:0;max-width:560px;position:relative;z-index:2;}
.cta-band .cta-actions{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 相邻分类卡 ============ */
.nearby-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.nearby-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:8px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.nearby-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,194,160,.32);}
.nearby-card h3{font-size:17px;color:var(--text-1);}
.nearby-card p{font-size:14px;color:var(--text-2);margin:0;}
.nearby-card .go{font-size:13.5px;font-weight:600;color:var(--teal-700);display:inline-flex;align-items:center;gap:6px;margin-top:6px;}
.nearby-card:hover .go{color:var(--ink-900);}
.nearby-card:hover .go i{transform:translateX(4px);}
.nearby-card .go i{font-size:11px;transition:transform var(--ease);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink-900);color:var(--text-inv);
  border-top:1px solid rgba(255,255,255,.08);
  position:relative;overflow:hidden;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;left:12%;top:-30%;width:46%;height:120%;
  background:radial-gradient(circle,rgba(198,242,78,.08),transparent 70%);
  pointer-events:none;
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;
  padding:64px 0 48px;position:relative;z-index:2;
}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.64);margin:16px 0 20px;max-width:260px;line-height:1.8;}
.footer-brand .brand-text{color:#fff;}
.socials{display:flex;gap:10px;}
.socials a{
  width:36px;height:36px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);
  color:rgba(255,255,255,.86);font-size:14px;
}
.socials a:hover{background:var(--lime-500);color:var(--ink-900);border-color:var(--lime-500);}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.64);}
.footer-col ul a:hover{color:var(--lime-500);}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.64);line-height:1.7;}
.footer-contact i{color:var(--lime-500);margin-top:5px;font-size:13px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.10);padding:22px 0 28px;position:relative;z-index:2;}
.footer-bottom .inner{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.56);
}
.footer-disclaim{font-size:12.5px;line-height:1.8;color:rgba(255,255,255,.44);margin:12px 0 0;max-width:900px;}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .nav-inner{padding:0 20px;gap:14px;}
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .section-head h2{font-size:28px;}
  .page-hero{padding-top:calc(var(--header-h) + 56px);min-height:360px;}
  .page-hero h1{font-size:36px;}
  .flow-block{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:56px 0 40px;}
  .cta-band{padding:36px 32px;}
  .cta-band h2{font-size:24px;}
  .nearby-grid{grid-template-columns:1fr 1fr;}
}
@media screen and (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 16px;}
  .site-header{height:64px;}
  .site-header.is-stuck{height:60px;}
  .brand-text{font-size:15.5px;}
  .brand-sub{font-size:10px;letter-spacing:.12em;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .section-head{margin-bottom:28px;}
  .section-head h2{font-size:24px;}
  .page-hero{min-height:320px;padding:calc(64px + 40px) 0 40px;}
  .page-hero h1{font-size:30px;}
  .page-hero .hero-sub{font-size:15px;}
  .hero-row{flex-direction:column;align-items:flex-start;gap:20px;}
  .acct-grid{grid-template-columns:1fr;gap:16px;}
  .acct-card{padding:22px 20px;}
  .nearby-grid{grid-template-columns:1fr;}
  .cta-band{padding:28px 22px;border-radius:var(--r-md);}
  .cta-band h2{font-size:22px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom .inner{flex-direction:column;gap:6px;}
  .faq-q{font-size:15px;padding:14px 16px;}
  .faq-a .inner{padding:0 16px 18px;font-size:14.5px;}
}
@media screen and (max-width:479px){
  .page-hero h1{font-size:26px;}
  .hero-badges .badge{height:26px;font-size:12px;}
  .flow-num{width:38px;height:38px;font-size:14px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;}
}

/* roulang page: category3 */
:root{
  --ink-900:#0A1410;
  --ink-800:#12241C;
  --ink-600:#2C4A3C;
  --fog-50:#F4F7F1;
  --fog-100:#E7EDE3;
  --lime-500:#C6F24E;
  --lime-600:#AEE02F;
  --lime-300:#DFF99A;
  --teal-500:#12C2A0;
  --teal-700:#0B8F76;
  --orange-500:#FF6B35;
  --text-1:#0F1D17;
  --text-2:#4A5C53;
  --text-inv:#F4F7F1;
  --line:rgba(15,29,23,.10);
  --line-inv:rgba(255,255,255,.14);
  --grad-brand:linear-gradient(120deg,#C6F24E,#12C2A0);
  --grad-dark:linear-gradient(150deg,#12241C 0%,#0B8F76 100%);
  --grad-promo:linear-gradient(90deg,#FF6B35,#FF9A3C);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:16px;
  --r-input:14px;
  --shadow-sm:0 2px 8px rgba(10,20,16,.06);
  --shadow-md:0 10px 28px rgba(10,20,16,.10);
  --shadow-brand:0 14px 36px rgba(18,194,160,.26);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Roboto Mono",ui-monospace,Menlo,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:var(--fog-50);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background .22s var(--ease)}
a:hover{color:var(--teal-700)}
img{max-width:100%;display:block}
button{font-family:inherit;font-size:inherit;color:inherit}
input,textarea,select{font-family:inherit}
:focus-visible{outline:2px solid var(--lime-500);outline-offset:2px}
.grid-container{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
.section{padding:96px 0}
.section--tight{padding:64px 0}
.section--fog{background:var(--fog-100)}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:76px;display:flex;align-items:center;
  background:rgba(10,20,16,.18);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 26px rgba(10,20,16,.18);
  transition:height .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-stuck{
  height:64px;
  background:rgba(10,20,16,.94);
  box-shadow:0 12px 32px rgba(10,20,16,.36);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;min-height:44px}
.brand:hover{color:#fff}
.brand-mark{
  width:32px;height:32px;border-radius:10px;flex:0 0 auto;
  background:var(--grad-brand);
  box-shadow:0 6px 18px rgba(18,194,160,.4);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:9px;border-radius:5px;
  border:2px solid var(--ink-900);opacity:.75;
}
.brand-text{font-size:19px;font-weight:700;letter-spacing:-.02em;line-height:1.1;display:inline-flex;align-items:baseline;gap:6px}
.brand-sub{font-size:12px;font-weight:500;letter-spacing:.08em;color:var(--lime-300);opacity:.95}
.main-nav{display:flex;align-items:center;gap:26px}
.nav-link{
  position:relative;font-size:15px;line-height:1.4;padding:8px 2px;
  color:rgba(255,255,255,.88);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--lime-500);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:#fff}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:#fff;font-weight:600}
.header-actions{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  color:#fff;cursor:pointer;transition:background .22s var(--ease),transform .22s var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-1px)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 24px;border-radius:999px;border:0;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),filter .22s var(--ease);
}
.btn-primary{background:var(--grad-brand);color:var(--ink-900);box-shadow:var(--shadow-brand)}
.btn-primary:hover{color:var(--ink-900);filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 18px 42px rgba(18,194,160,.34)}
.btn-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-outline{background:transparent;border:1.5px solid rgba(255,255,255,.5);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-outline-ink{background:#fff;border:1.5px solid var(--ink-900);color:var(--ink-900)}
.btn-outline-ink:hover{background:var(--ink-900);color:var(--lime-500)}
.btn-warn{background:transparent;border:1.5px solid var(--orange-500);color:#B84A1F}
.btn-warn:hover{background:rgba(255,107,53,.10);color:#B84A1F}
.btn-sm{min-height:40px;padding:0 20px;font-size:14px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--text-1)}
.link-arrow i{font-size:12px;transition:transform .22s var(--ease)}
.link-arrow:hover{color:var(--teal-700)}
.link-arrow:hover i{transform:translateX(4px)}
.hamburger{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.12);cursor:pointer;padding:0;place-items:center;
}
.hamburger span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;margin:3px auto}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:86%;max-width:360px;z-index:130;
  background:rgba(10,20,16,.97);
  -webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);
  transform:translateX(100%);visibility:hidden;
  transition:transform .28s var(--ease),visibility .28s var(--ease);
  padding:20px 20px 28px;overflow-y:auto;color:var(--text-inv);
}
.drawer.is-open{transform:translateX(0);visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer-close{width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#fff;cursor:pointer;display:grid;place-items:center}
.drawer-nav{list-style:none;margin:0;padding:0}
.drawer-nav li{border-bottom:1px solid rgba(255,255,255,.1)}
.drawer-nav a{display:flex;align-items:center;min-height:52px;font-size:15px;color:rgba(255,255,255,.9)}
.drawer-nav a.is-active{color:var(--lime-500);font-weight:600}
.drawer-cta{margin-top:20px}
.drawer-cta .btn{width:100%}
.drawer-foot{margin-top:20px;font-size:13px;line-height:1.9;color:rgba(255,255,255,.66)}

/* ---------- 页头 ---------- */
.page-head{position:relative;overflow:hidden;background:var(--ink-900);color:var(--text-inv);padding:150px 0 56px;min-height:400px;display:flex;align-items:flex-end}
.page-head__bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;opacity:.6}
.page-head__veil{position:absolute;inset:0;background:linear-gradient(150deg,rgba(10,20,16,.94) 12%,rgba(11,143,118,.62) 100%)}
.page-head__inner{position:relative;z-index:2;width:100%}
.crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:rgba(255,255,255,.64);margin-bottom:18px}
.crumb a{color:rgba(255,255,255,.64)}
.crumb a:hover{color:var(--lime-500)}
.crumb .sep{opacity:.6}
.crumb .cur{color:#fff}
.head-flex{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}
.head-main h1{font-size:44px;line-height:1.14;font-weight:700;letter-spacing:-.02em;color:#fff;max-width:16em}
.head-sub{margin-top:14px;font-size:16px;line-height:1.7;color:rgba(255,255,255,.76);max-width:32em}
.head-badges{display:flex;gap:12px;flex-wrap:wrap}
.badge{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;
  border-radius:999px;font-size:12.5px;letter-spacing:.02em;white-space:nowrap;
}
.badge i{font-size:11px}
.badge-solid{background:var(--lime-500);color:var(--ink-900);font-weight:600}
.badge-glass{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff}
.badge-promo{background:var(--grad-promo);color:#fff;font-weight:600}
.badge-soft{background:rgba(18,194,160,.12);border:1px solid rgba(18,194,160,.28);color:var(--teal-700);font-weight:600}
.badge-outline{background:#fff;border:1.5px solid var(--ink-900);color:var(--text-1);font-weight:600}

/* ---------- 分类 chips ---------- */
.chip-bar{background:var(--fog-100);border-bottom:1px solid var(--line);padding:16px 0}
.chip-scroll{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin}
.chip{
  display:inline-flex;align-items:center;height:40px;padding:0 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--text-2);
  font-size:14px;white-space:nowrap;transition:all .22s var(--ease);
}
.chip:hover{border-color:var(--teal-500);color:var(--teal-700);transform:translateY(-1px)}
.chip.is-active{background:var(--lime-500);border-color:var(--lime-500);color:var(--ink-900);font-weight:600}

/* ---------- 通用板块头 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.1em;color:var(--teal-700);font-weight:600;margin-bottom:10px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--grad-brand);border-radius:2px}
h2{font-size:34px;line-height:1.2;font-weight:700;letter-spacing:-.02em;color:var(--text-1)}
h3{font-size:22px;line-height:1.35;font-weight:700;color:var(--text-1)}
.lede{font-size:16px;line-height:1.85;color:var(--text-2);max-width:56em;margin-top:12px}

/* ---------- 数据条 ---------- */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.stat-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 24px;box-shadow:var(--shadow-sm);
  display:flex;align-items:center;gap:16px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.stat-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.stat-ico{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:var(--fog-100);color:var(--teal-700);font-size:17px;flex:0 0 auto}
.stat-item:nth-child(1) .stat-ico{background:var(--lime-500);color:var(--ink-900)}
.stat-body{display:flex;flex-direction:column;line-height:1.4}
.stat-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:22px;font-weight:700;color:var(--text-1)}
.stat-label{font-size:13px;color:var(--text-2);margin-top:2px}

/* ---------- 左表右阶梯 ---------- */
.plans-layout{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start;margin-top:36px}
.card-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);padding:28px}
.panel-title{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.panel-title h3{font-size:20px}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;position:relative}
.plan-table{width:100%;min-width:560px;border-collapse:separate;border-spacing:0;font-size:14.5px;margin:0}
.plan-table thead th{
  background:var(--ink-900);color:var(--lime-500);font-weight:600;
  padding:16px 12px;text-align:center;font-size:14px;letter-spacing:.02em;
  border:0;
}
.plan-table thead th:first-child{text-align:left;border-radius:14px 0 0 0;padding-left:20px;color:#fff}
.plan-table thead th:last-child{border-radius:0 14px 0 0}
.plan-table tbody td{
  padding:0 12px;height:56px;text-align:center;color:var(--text-2);
  border-bottom:1px solid var(--line);vertical-align:middle;
}
.plan-table tbody tr:nth-child(odd){background:#fff}
.plan-table tbody tr:nth-child(even){background:var(--fog-100)}
.plan-table tbody td:first-child{text-align:left;font-weight:600;color:var(--text-1);padding-left:20px}
.plan-table tbody tr:last-child td{border-bottom:0}
.tick{display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--lime-500);color:var(--ink-900);font-size:10px}
.cross{display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;border:1px solid rgba(15,29,23,.14);color:#B7C2BA;font-size:10px}
.rec-head{position:relative}
.rec-tag{
  display:inline-block;margin-left:6px;padding:2px 8px;border-radius:999px;
  background:var(--orange-500);color:#fff;font-size:11px;font-weight:600;letter-spacing:.02em;
}
.table-hint{display:none;font-size:12.5px;color:var(--text-2);margin-top:10px}

/* 阶梯纵列 */
.ladder{display:flex;flex-direction:column;gap:14px}
.ladder-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 20px 20px 22px;display:grid;grid-template-columns:52px 1fr;gap:16px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.ladder-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.ladder-item::before{
  content:"";position:absolute;left:47px;top:62px;bottom:-16px;width:2px;
  background:linear-gradient(180deg,rgba(198,242,78,.9),rgba(18,194,160,.35));
}
.ladder-item:last-child::before{display:none}
.ladder-num{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:18px;font-weight:700;
  background:var(--fog-100);color:var(--ink-900);position:relative;z-index:1;
  border:1.5px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad-brand);
  background-origin:border-box;background-clip:padding-box,border-box;
}
.ladder-item.is-rec{background:var(--ink-900);border-color:transparent;box-shadow:var(--shadow-md)}
.ladder-item.is-rec .ladder-num{color:var(--ink-900);background-image:linear-gradient(#DFF99A,#DFF99A),var(--grad-brand)}
.ladder-item.is-rec h4{color:#fff}
.ladder-item.is-rec p{color:#DCE6DC}
.ladder-body h4{font-size:17px;font-weight:700;color:var(--text-1);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.ladder-body p{font-size:14px;line-height:1.75;color:var(--text-2);margin-top:6px}
.ladder-cond{margin-top:10px}
.ladder-item.is-rec .badge-glass{background:rgba(255,255,255,.14)}

/* ---------- 窄版限时条 ---------- */
.promo-bar{
  background:var(--grad-dark);border-radius:20px;color:#fff;
  min-height:120px;padding:24px 32px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  box-shadow:var(--shadow-md);
}
.promo-left{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.promo-text strong{display:block;font-size:20px;font-weight:700;line-height:1.35}
.promo-text span{display:block;font-size:13px;color:rgba(255,255,255,.72);margin-top:4px}
.countdown{display:flex;gap:8px}
.cd-cell{
  width:56px;height:56px;border-radius:14px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.22);
}
.cd-cell b{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:20px;color:var(--lime-500);line-height:1.1}
.cd-cell i{font-style:normal;font-size:11px;color:rgba(255,255,255,.72);margin-top:2px}

/* ---------- FAQ ---------- */
.faq{max-width:900px;margin:0 auto}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  margin-bottom:12px;overflow:hidden;
  transition:box-shadow .22s var(--ease);
}
.faq-item:hover{box-shadow:var(--shadow-sm)}
.faq-item.is-open::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--lime-500)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:12px 16px 12px 20px;background:none;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--text-1);cursor:pointer;line-height:1.5;
}
.faq-ico{
  width:28px;height:28px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;
  background:var(--fog-100);color:var(--ink-900);font-size:12px;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.faq-item.is-open .faq-ico{background:var(--lime-500);color:var(--ink-900);transform:rotate(180deg)}
.faq-a{padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--text-2)}
.faq-a p{margin:0}

/* ---------- 咨询 ---------- */
.consult-grid{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:start}
.consult-figure{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-md);margin-bottom:24px}
.consult-figure img{width:100%;height:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s var(--ease)}
.consult-figure:hover img{transform:scale(1.04)}
.point-list{margin-top:20px;display:flex;flex-direction:column;gap:12px}
.point-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--text-2)}
.point-list li::before{
  content:"";width:8px;height:8px;border-radius:50%;background:var(--lime-500);
  margin-top:9px;flex:0 0 auto;box-shadow:0 0 0 3px rgba(198,242,78,.28);
}
.form-card{background:#fff;border-radius:var(--r-lg);box-shadow:var(--shadow-md);border:1px solid var(--line);padding:32px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column}
.field--full{grid-column:1 / -1}
.field label{font-size:14px;font-weight:600;color:var(--ink-900);margin-bottom:8px}
.field input,.field select,.field textarea{
  min-height:48px;border-radius:var(--r-input);border:1px solid var(--line);
  background:var(--fog-50);padding:12px 14px;font-size:15px;color:var(--text-1);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.field textarea{min-height:140px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--lime-500);background:#fff;
  box-shadow:0 0 0 3px rgba(198,242,78,.28);
}
.form-actions{margin-top:20px;display:flex;justify-content:flex-end}
.form-note{font-size:12.5px;color:var(--text-2);margin-top:12px;text-align:right}
.hp-field{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:var(--grad-dark);border-radius:var(--r-lg);color:#fff;
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;
  gap:32px;flex-wrap:wrap;box-shadow:var(--shadow-md);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.24),transparent 68%);
}
.cta-band h2{color:#fff;font-size:28px;position:relative}
.cta-band p{color:rgba(255,255,255,.78);font-size:14.5px;margin-top:8px;position:relative;max-width:38em}
.cta-band .btn{position:relative}

/* ---------- 相邻分类 ---------- */
.nearby-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.nearby-card{
  display:flex;flex-direction:column;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.nearby-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,194,160,.4);color:var(--text-1)}
.nearby-card h3{font-size:18px}
.nearby-card p{font-size:14px;color:var(--text-2);line-height:1.75}
.nearby-card span{font-size:13px;font-weight:600;color:var(--teal-700);margin-top:6px;display:inline-flex;align-items:center;gap:6px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:var(--text-inv);border-top:1px solid rgba(255,255,255,.08);position:relative;overflow:hidden}
.site-footer::before{
  content:"";position:absolute;left:-10%;top:-40%;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.08),transparent 70%);pointer-events:none;
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;
  padding:72px 0 48px;position:relative;
}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);margin-top:16px;max-width:20em}
.socials{display:flex;gap:10px;margin-top:20px}
.socials a{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  color:#fff;font-size:14px;transition:all .22s var(--ease);
}
.socials a:hover{background:var(--lime-500);color:var(--ink-900);border-color:var(--lime-500);transform:translateY(-2px)}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-col a:hover{color:var(--lime-500)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.68);line-height:1.7}
.footer-contact i{color:var(--lime-500);margin-top:5px;font-size:13px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0 28px;position:relative}
.footer-bottom .inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.56)}
.footer-disclaim{font-size:12.5px;line-height:1.8;color:rgba(255,255,255,.44);margin-top:12px;max-width:70em}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .grid-container{max-width:1080px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .hamburger{display:grid}
  .section{padding:72px 0}
  .plans-layout{grid-template-columns:1fr}
  .consult-grid{grid-template-columns:1fr;gap:32px}
  .stat-row{grid-template-columns:1fr;gap:14px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:56px 0 36px}
  .head-main h1{font-size:36px}
  .page-head{min-height:360px;padding:130px 0 48px}
  .cta-band{padding:36px 32px}
  .nearby-grid{grid-template-columns:1fr}
}
@media (max-width:767px){
  .grid-container{padding-left:20px;padding-right:20px}
  .section{padding:56px 0}
  .section--tight{padding:48px 0}
  h2{font-size:24px}
  h3{font-size:19px}
  .page-head{padding:120px 0 40px;min-height:320px}
  .head-main h1{font-size:30px}
  .head-sub{font-size:15px}
  .btn-sm{display:none}
  .plan-table{min-width:520px}
  .table-hint{display:block}
  .card-panel{padding:20px}
  .promo-bar{padding:20px;justify-content:flex-start}
  .cd-cell{width:48px;height:48px}
  .form-card{padding:20px}
  .form-grid{grid-template-columns:1fr}
  .form-actions{justify-content:stretch}
  .form-actions .btn{width:100%}
  .form-note{text-align:left}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 22px}
  .cta-band h2{font-size:22px}
  .cta-band .btn{width:100%}
  .brand-text{font-size:17px}
  .brand-sub{font-size:11px}
}
@media (max-width:479px){
  .head-main h1{font-size:26px}
  .stat-num{font-size:19px}
  .faq-q{font-size:15px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
}

/* roulang page: category4 */
:root{
  --ink-900:#0A1410;
  --ink-800:#12241C;
  --ink-600:#2C4A3C;
  --fog-50:#F4F7F1;
  --fog-100:#E7EDE3;
  --lime-500:#C6F24E;
  --lime-600:#AEE02F;
  --lime-300:#DFF99A;
  --teal-500:#12C2A0;
  --teal-700:#0B8F76;
  --orange-500:#FF6B35;
  --text-1:#0F1D17;
  --text-2:#4A5C53;
  --text-inv:#F4F7F1;
  --line:rgba(15,29,23,.10);
  --line-inv:rgba(255,255,255,.14);
  --grad-brand:linear-gradient(120deg,#C6F24E,#12C2A0);
  --grad-dark:linear-gradient(150deg,#12241C 0%,#0B8F76 100%);
  --grad-promo:linear-gradient(90deg,#FF6B35,#FF9A3C);
  --shadow-sm:0 2px 8px rgba(10,20,16,.06);
  --shadow-md:0 10px 28px rgba(10,20,16,.10);
  --shadow-brand:0 14px 36px rgba(18,194,160,.26);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:16px;
  --r-xs:14px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Roboto Mono",ui-monospace,Menlo,monospace;
  --ease:220ms cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;padding:0;
  font-family:var(--font-sans);
  font-size:16px;line-height:1.85;
  color:var(--text-1);
  background:var(--fog-50);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.2;color:var(--text-1)}
p{margin:0}
input,textarea,select{font-family:inherit;font-size:15px}
::selection{background:var(--lime-300);color:var(--ink-900)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:2px solid var(--lime-500);outline-offset:2px;border-radius:6px;
}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* ============ 顶部玻璃导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  height:76px;
  display:flex;align-items:center;
  background:rgba(10,20,16,.18);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:0 6px 24px rgba(10,20,16,.18);
  transition:height var(--ease),background var(--ease),box-shadow var(--ease);
}
.site-header.is-stuck{
  height:64px;
  background:rgba(10,20,16,.94);
  box-shadow:0 10px 30px rgba(10,20,16,.38);
}
.header-inner{
  width:100%;max-width:1200px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;gap:18px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:10px;
  background:var(--grad-brand);
  box-shadow:0 6px 16px rgba(18,194,160,.35);
  position:relative;display:inline-block;
}
.brand-mark::after{
  content:"";position:absolute;inset:9px 8px;
  border-radius:3px;
  border:2px solid rgba(10,20,16,.85);
  border-left-width:3px;
}
.brand-text{
  color:#fff;font-size:17px;font-weight:700;letter-spacing:-.01em;
  display:flex;align-items:baseline;gap:6px;white-space:nowrap;
}
.brand-sub{
  font-size:12px;font-weight:600;color:var(--lime-500);
  letter-spacing:.06em;
}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:nowrap}
.nav-link{
  position:relative;display:inline-block;
  padding:10px 12px;
  font-size:15px;color:rgba(255,255,255,.88);
  border-radius:999px;
  transition:color var(--ease);
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  background:var(--lime-500);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform var(--ease);
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:#fff}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px}
.icon-btn{
  width:40px;height:40px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;font-size:15px;
  transition:background var(--ease),transform var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.24);transform:translateY(-1px)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 26px;min-height:44px;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),background var(--ease),color var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad-brand);color:var(--ink-900);
  box-shadow:var(--shadow-brand);
}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 18px 42px rgba(18,194,160,.34)}
.btn-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-ghost{
  background:transparent;color:#fff;
  border:1.5px solid rgba(255,255,255,.5);
}
.btn-ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-1px)}
.btn-dark-ghost{
  background:transparent;color:var(--ink-900);
  border:1.5px solid var(--ink-900);
}
.btn-dark-ghost:hover{background:var(--ink-900);color:var(--lime-500)}
.btn-sm{padding:11px 20px;font-size:14px;min-height:44px}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;font-size:18px;
  align-items:center;justify-content:center;
}

/* 移动抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:200;
  width:86%;max-width:380px;
  background:rgba(10,20,16,.97);
  -webkit-backdrop-filter:blur(24px);
  backdrop-filter:blur(24px);
  border-left:1px solid rgba(255,255,255,.12);
  transform:translateX(104%);
  transition:transform 260ms cubic-bezier(.22,.61,.36,1);
  display:flex;flex-direction:column;
  padding:20px 20px 28px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{
  width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:18px;display:inline-flex;align-items:center;justify-content:center;
}
.drawer-nav{display:flex;flex-direction:column;margin:6px 0 18px}
.drawer-nav a{
  display:flex;align-items:center;min-height:52px;
  color:rgba(255,255,255,.9);font-size:16px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.drawer-nav a.is-active{color:var(--lime-500);font-weight:600}
.drawer-nav a:hover{color:#fff}
.drawer .btn{width:100%}
.drawer-foot{margin-top:auto;padding-top:20px;color:rgba(255,255,255,.62);font-size:13px;line-height:1.9}
.drawer-mask{
  position:fixed;inset:0;z-index:190;background:rgba(10,20,16,.5);
  opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ============ 页头 ============ */
.page-hero{
  position:relative;isolation:isolate;
  min-height:400px;
  padding:150px 0 60px;
  display:flex;align-items:flex-end;
  color:#fff;overflow:hidden;
  background:
    linear-gradient(150deg,rgba(18,36,28,.94) 0%,rgba(11,143,118,.62) 100%),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(680px 380px at 12% 92%,rgba(198,242,78,.20),transparent 70%),
             linear-gradient(180deg,rgba(10,20,16,.55) 0%,rgba(10,20,16,.15) 55%,rgba(10,20,16,.72) 100%);
}
.hero-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:end;width:100%}
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.64);margin-bottom:16px;
}
.crumb a{color:rgba(255,255,255,.64);transition:color var(--ease)}
.crumb a:hover{color:var(--lime-500)}
.crumb .sep{color:rgba(255,255,255,.36)}
.crumb .cur{color:rgba(255,255,255,.9)}
.page-hero h1{
  color:#fff;font-size:44px;line-height:1.16;letter-spacing:-.02em;
  max-width:16em;
}
.page-hero .hero-sub{
  margin-top:14px;font-size:16px;color:rgba(255,255,255,.82);
  max-width:34em;line-height:1.75;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:999px;
  font-size:12.5px;letter-spacing:.02em;white-space:nowrap;
}
.badge .num{font-weight:700}
.badge-solid{background:var(--lime-500);color:var(--ink-900)}
.badge-glass{
  background:rgba(255,255,255,.14);color:#fff;
  border:1px solid rgba(255,255,255,.24);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.hero-side{display:flex;flex-direction:column;gap:10px;align-items:flex-end;padding-bottom:6px}
.hero-side .badge-solid{height:32px;font-size:13px}

/* 分类 chips */
.chips-bar{
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  position:relative;z-index:3;
}
.chips-inner{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:16px 0;
}
.chips-inner .label{font-size:13px;color:var(--text-2);margin-right:4px}
.chip{
  display:inline-flex;align-items:center;min-height:40px;
  padding:8px 18px;border-radius:999px;
  font-size:14px;color:var(--ink-600);
  background:var(--fog-100);
  border:1px solid transparent;
  transition:background var(--ease),color var(--ease),transform var(--ease),border-color var(--ease);
}
.chip:hover{background:#fff;border-color:var(--line);transform:translateY(-1px);color:var(--ink-900)}
.chip.is-current{background:var(--lime-500);color:var(--ink-900);font-weight:600}

/* ============ 主体区块 ============ */
.section{padding:96px 0}
.section.tight{padding:72px 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:36px;flex-wrap:wrap;
}
.section-head h2{font-size:34px;line-height:1.2}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--teal-700);
  letter-spacing:.06em;margin-bottom:10px;text-transform:uppercase;
}
.section-head .kicker::before{
  content:"";width:22px;height:3px;border-radius:3px;background:var(--grad-brand);
}
.section-head .desc{font-size:15px;color:var(--text-2);max-width:42em;margin-top:10px}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--ink-900);
  transition:color var(--ease);
}
.link-more i{font-size:12px;transition:transform var(--ease)}
.link-more:hover{color:var(--teal-700)}
.link-more:hover i{transform:translateX(4px)}

.notice{
  display:flex;align-items:flex-start;gap:10px;
  background:var(--fog-100);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:14px 18px;
  font-size:14px;color:var(--ink-600);line-height:1.7;
  margin-bottom:32px;
}
.notice i{color:var(--teal-700);margin-top:3px}

/* 资讯主体：左筛选 + 右卡片 */
.news-layout{
  display:grid;grid-template-columns:232px minmax(0,1fr);gap:32px;
  align-items:start;
}
.filter-col{position:sticky;top:96px}
.search-box{position:relative;margin-bottom:18px}
.search-box i{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  color:var(--text-2);font-size:14px;
}
.search-box input{
  width:100%;height:48px;border-radius:999px;
  border:1px solid var(--line);background:#fff;
  padding:0 18px 0 42px;color:var(--text-1);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.search-box input::placeholder{color:#8CA096}
.search-box input:focus{
  outline:none;border-color:var(--lime-600);
  box-shadow:0 0 0 3px rgba(198,242,78,.22);
}
.filter-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-sm);padding:10px;overflow:hidden;
}
.filter-title{
  font-size:13px;font-weight:700;color:var(--text-2);
  letter-spacing:.08em;padding:10px 12px 8px;
}
.filter-list{display:flex;flex-direction:column}
.filter-list a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  min-height:44px;padding:8px 12px;border-radius:12px;
  font-size:14.5px;color:var(--ink-600);
  transition:background var(--ease),color var(--ease);
}
.filter-list a .cnt{
  font-family:var(--font-num);font-size:12.5px;color:var(--text-2);
  background:var(--fog-100);border-radius:999px;padding:2px 9px;
}
.filter-list a:hover{background:var(--fog-50);color:var(--ink-900)}
.filter-list a.is-active{
  background:var(--lime-500);color:var(--ink-900);font-weight:600;
}
.filter-list a.is-active .cnt{background:rgba(10,20,16,.12);color:var(--ink-900)}
.filter-tip{
  margin-top:16px;background:var(--grad-dark);border-radius:var(--r-md);
  padding:20px;color:#fff;box-shadow:var(--shadow-md);
}
.filter-tip h4{color:#fff;font-size:15px;margin-bottom:8px}
.filter-tip p{font-size:13px;color:rgba(244,247,241,.78);line-height:1.8;margin-bottom:14px}
.filter-tip .btn{width:100%;font-size:14px;padding:12px 16px}

.news-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;
}
.n-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.n-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,194,160,.28)}
.n-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--fog-100)}
.n-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms cubic-bezier(.22,.61,.36,1)}
.n-card:hover .n-media img{transform:scale(1.04)}
.n-media .badge{position:absolute;top:12px;left:12px}
.n-body{padding:20px 20px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.n-body h3{
  font-size:17px;line-height:1.5;font-weight:600;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.n-body p{
  font-size:14px;line-height:1.75;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.n-meta{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--text-2);
}
.n-meta .go{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--teal-700)}
.n-meta .go i{font-size:11px;transition:transform var(--ease)}
.n-card:hover .n-meta .go i{transform:translateX(4px)}
.grid-foot{display:flex;justify-content:center;margin-top:36px}

/* 更新节奏时间轴 */
.flow-band{background:var(--fog-100)}
.flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;position:relative}
.flow::before{
  content:"";position:absolute;top:34px;left:6%;right:6%;height:0;
  border-top:2px dashed rgba(15,29,23,.16);
}
.flow-step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:26px 24px;box-shadow:var(--shadow-sm)}
.flow-num{
  width:56px;height:56px;border-radius:18px;margin-bottom:16px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-size:22px;font-weight:700;
  color:var(--ink-900);background:var(--grad-brand);
  box-shadow:0 10px 24px rgba(18,194,160,.24);
}
.flow-step h3{font-size:18px;margin-bottom:8px}
.flow-step p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.flow-step .tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--fog-100);color:var(--ink-600);font-size:12.5px;margin-top:14px;
}

/* 数据带 */
.data-band{
  background:var(--grad-dark);border-radius:28px;color:#fff;
  padding:44px 44px;position:relative;overflow:hidden;
  box-shadow:0 24px 60px rgba(11,143,118,.24);
}
.data-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.26),transparent 68%);
}
.data-band-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:40px;align-items:center;position:relative;z-index:2}
.data-band h2{color:#fff;font-size:30px;line-height:1.25}
.data-band .lead{color:rgba(244,247,241,.82);font-size:15px;line-height:1.85;margin-top:14px;max-width:34em}
.data-band ul{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.data-band ul li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:rgba(244,247,241,.9)}
.data-band ul li i{color:var(--lime-500);margin-top:6px;font-size:13px}
.data-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.data-cell{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-sm);padding:20px;
}
.data-cell .v{font-family:var(--font-num);font-size:32px;font-weight:700;color:var(--lime-500);line-height:1.1}
.data-cell .v small{font-size:14px;font-weight:600;margin-left:4px;color:var(--lime-300)}
.data-cell .k{font-size:13px;color:rgba(244,247,241,.72);margin-top:6px}
.data-note{margin-top:16px;font-size:12.5px;color:rgba(244,247,241,.62)}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  box-shadow:var(--shadow-sm);overflow:hidden;position:relative;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--grad-brand);transform:scaleY(0);transform-origin:top;
  transition:transform var(--ease);
}
.faq-item.is-open{border-color:rgba(18,194,160,.32);box-shadow:var(--shadow-md)}
.faq-item.is-open::before{transform:scaleY(1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 16px 14px 20px;
  background:transparent;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--text-1);line-height:1.6;
}
.faq-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--fog-100);color:var(--ink-600);font-size:12px;
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.faq-item.is-open .faq-icon{background:var(--lime-500);color:var(--ink-900);transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 300ms cubic-bezier(.22,.61,.36,1)}
.faq-a .inner{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* CTA */
.cta-band{
  background:var(--grad-dark);border-radius:var(--r-lg);color:#fff;
  padding:44px 48px;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:0 22px 54px rgba(11,143,118,.22);
}
.cta-band::after{
  content:"";position:absolute;left:-60px;bottom:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.22),transparent 70%);
}
.cta-band .txt{position:relative;z-index:2;max-width:38em}
.cta-band h2{color:#fff;font-size:28px;line-height:1.3}
.cta-band p{color:rgba(244,247,241,.82);font-size:14.5px;margin-top:10px;line-height:1.8}
.cta-band .acts{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap}

/* 相邻分类卡 */
.next-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.next-card{
  display:flex;flex-direction:column;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.next-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,194,160,.3)}
.next-card .idx{
  font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--teal-700);
  letter-spacing:.06em;
}
.next-card h3{font-size:18px}
.next-card p{font-size:14px;color:var(--text-2);line-height:1.75}
.next-card .go{
  margin-top:8px;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--ink-900);
}
.next-card .go i{font-size:11px;transition:transform var(--ease)}
.next-card:hover .go i{transform:translateX(4px)}

/* 咨询表单小条 */
.consult{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-md);padding:36px;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:36px;
}
.consult h2{font-size:28px;line-height:1.3}
.consult .lead{font-size:14.5px;color:var(--text-2);line-height:1.85;margin-top:12px}
.consult ul{margin-top:20px;display:flex;flex-direction:column;gap:10px}
.consult ul li{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--ink-600)}
.consult ul li .dot{width:8px;height:8px;border-radius:50%;background:var(--lime-500);box-shadow:0 0 0 4px rgba(198,242,78,.24)}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:14px;font-weight:600;color:var(--ink-900);margin-bottom:8px}
.form-field input,.form-field textarea,.form-field select{
  width:100%;height:48px;border-radius:var(--r-xs);
  border:1px solid var(--line);background:var(--fog-50);
  padding:0 14px;color:var(--text-1);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.form-field textarea{height:132px;padding:12px 14px;resize:vertical;line-height:1.7}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{
  outline:none;background:#fff;border-color:var(--lime-600);
  box-shadow:0 0 0 3px rgba(198,242,78,.24);
}
.form-two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-actions{display:flex;justify-content:flex-end;margin-top:6px}
.form-privacy{font-size:12.5px;color:var(--text-2);margin-top:12px;text-align:right}
.form-result{font-size:14px;color:var(--teal-700);margin-top:12px;min-height:20px}

/* 页脚 */
.site-footer{
  background:var(--ink-900);color:var(--text-inv);
  border-top:1px solid rgba(255,255,255,.08);
  position:relative;overflow:hidden;margin-top:96px;
}
.site-footer::before{
  content:"";position:absolute;left:-140px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.08),transparent 68%);
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;
  padding:64px 0 44px;position:relative;z-index:2;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:rgba(244,247,241,.68);line-height:1.8;max-width:22em}
.socials{display:flex;gap:10px;margin-top:18px}
.socials a{
  width:36px;height:36px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  color:rgba(244,247,241,.86);font-size:14px;
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.socials a:hover{background:var(--lime-500);color:var(--ink-900);transform:translateY(-2px)}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col ul a{font-size:14px;color:rgba(244,247,241,.7);transition:color var(--ease)}
.footer-col ul a:hover{color:var(--lime-500)}
.footer-contact li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14px;color:rgba(244,247,241,.7);line-height:1.7;
}
.footer-contact li i{color:var(--lime-500);margin-top:5px;font-size:13px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0 30px;position:relative;z-index:2;
}
.footer-bottom .inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(244,247,241,.56);
}
.footer-disclaim{
  margin-top:12px;font-size:12.5px;color:rgba(244,247,241,.42);line-height:1.8;
}

/* 响应式 */
@media (max-width:1279px){
  .wrap{padding:0 22px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .header-cta{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{gap:12px}
  .site-header{height:64px}
  .site-header.is-stuck{height:60px}
  .page-hero{padding:118px 0 48px;min-height:340px}
  .page-hero h1{font-size:34px}
  .hero-inner{grid-template-columns:1fr}
  .hero-side{align-items:flex-start;flex-direction:row;flex-wrap:wrap;padding-bottom:0}
  .section{padding:72px 0}
  .section.tight{padding:56px 0}
  .section-head h2{font-size:26px}
  .news-layout{grid-template-columns:1fr;gap:24px}
  .filter-col{position:static}
  .filter-list{flex-direction:row;overflow-x:auto;gap:8px;padding-bottom:6px}
  .filter-list a{white-space:nowrap;border:1px solid var(--line);background:var(--fog-50)}
  .filter-list a .cnt{display:none}
  .filter-card{padding:12px}
  .filter-title{padding:2px 4px 10px}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow{grid-template-columns:1fr}
  .flow::before{display:none}
  .data-band{padding:32px 26px}
  .data-band-inner{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:32px 26px}
  .consult{grid-template-columns:1fr;padding:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px}
  .next-grid{grid-template-columns:1fr}
}
@media (max-width:767px){
  .page-hero h1{font-size:28px}
  .page-hero .hero-sub{font-size:15px}
  .section-head h2{font-size:24px}
  .news-grid{grid-template-columns:1fr}
  .data-grid{grid-template-columns:1fr 1fr}
  .cta-band h2{font-size:22px}
  .data-band h2{font-size:24px}
  .consult h2{font-size:22px}
  .form-two{grid-template-columns:1fr}
  .form-actions .btn{width:100%}
  .form-privacy{text-align:left}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom .inner{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:519px){
  .wrap{padding:0 16px}
  .header-inner{padding:0 16px}
  .brand-text{font-size:15px}
  .brand-sub{font-size:11px}
  .brand-mark{width:28px;height:28px;border-radius:9px}
  .section{padding:56px 0}
  .section.tight{padding:48px 0}
  .data-cell{padding:16px}
  .data-cell .v{font-size:26px}
  .chips-inner .label{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category5 */
:root{
  --ink-900:#0A1410;--ink-800:#12241C;--ink-600:#2C4A3C;
  --fog-50:#F4F7F1;--fog-100:#E7EDE3;
  --lime-500:#C6F24E;--lime-600:#AEE02F;--lime-300:#DFF99A;
  --teal-500:#12C2A0;--teal-700:#0B8F76;--orange-500:#FF6B35;
  --text-1:#0F1D17;--text-2:#4A5C53;--text-inv:#F4F7F1;
  --line:rgba(15,29,23,.10);--line-inv:rgba(255,255,255,.14);
  --grad-brand:linear-gradient(120deg,#C6F24E,#12C2A0);
  --grad-dark:linear-gradient(150deg,#12241C 0%,#0B8F76 100%);
  --grad-promo:linear-gradient(90deg,#FF6B35,#FF9A3C);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Roboto Mono",ui-monospace,Menlo,monospace;
  --r-lg:24px;--r-md:20px;--r-sm:16px;--r-xs:14px;--r-pill:999px;
  --shadow-sm:0 2px 8px rgba(10,20,16,.06);
  --shadow-md:0 10px 28px rgba(10,20,16,.10);
  --shadow-brand:0 14px 36px rgba(18,194,160,.26);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font-sans);font-size:16px;line-height:1.85;
  color:var(--text-1);background:var(--fog-50);
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--teal-700);text-decoration:none;transition:color 220ms var(--ease)}
a:hover{color:var(--ink-900)}
button{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.2;color:var(--text-1)}
h1{font-size:48px;line-height:1.12}
h2{font-size:34px}
h3{font-size:22px;line-height:1.35}
h4{font-size:18px}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--lime-500);outline-offset:2px;border-radius:6px;
}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;height:76px;display:flex;align-items:center;
  background:rgba(10,20,16,.18);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 24px rgba(10,20,16,.18);
  transition:height 220ms var(--ease),background 220ms var(--ease),box-shadow 220ms var(--ease);
}
.site-header.is-stuck{height:64px;background:rgba(10,20,16,.94);box-shadow:0 12px 30px rgba(10,20,16,.30)}
.header-inner{display:flex;align-items:center;gap:20px;width:100%}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  position:relative;width:32px;height:32px;border-radius:10px;background:var(--grad-brand);
  box-shadow:0 6px 16px rgba(18,194,160,.35);flex:0 0 auto;
}
.brand-mark::after{content:"";position:absolute;inset:8px;border:2.5px solid var(--ink-900);border-radius:6px}
.brand-text{font-size:18px;font-weight:700;color:#fff;letter-spacing:-.01em;display:inline-flex;align-items:baseline;gap:6px;white-space:nowrap}
.brand-sub{font-size:12px;font-weight:500;color:rgba(255,255,255,.72);letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:18px;margin-left:auto}
.nav-link{
  position:relative;display:inline-block;font-size:14.5px;color:rgba(255,255,255,.88);
  padding:8px 2px;white-space:nowrap;transition:color 220ms var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:2px;height:2px;width:0;
  background:var(--lime-500);border-radius:2px;transition:width 220ms var(--ease);
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:#fff}
.nav-link.is-active::after{width:100%}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.icon-btn{
  width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  color:#fff;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  transition:background 220ms var(--ease),transform 220ms var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.22);color:#fff;transform:translateY(-1px)}
.hamburger{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;background:transparent;border:0;padding:0;cursor:pointer;
}
.hamburger span{display:block;height:2px;width:22px;margin:0 auto;background:#fff;border-radius:2px;transition:transform 220ms var(--ease),opacity 220ms var(--ease)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;
  border-radius:var(--r-pill);font-size:15px;font-weight:600;padding:14px 28px;min-height:48px;
  cursor:pointer;letter-spacing:0;
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),filter 220ms var(--ease),background 220ms var(--ease),color 220ms var(--ease);
}
.btn-primary{background:var(--grad-brand);color:var(--ink-900);box-shadow:var(--shadow-brand)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 18px 40px rgba(18,194,160,.34);color:var(--ink-900)}
.btn-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-sm{padding:10px 20px;min-height:40px;font-size:14px}
.btn-ghost{background:transparent;border:1.5px solid rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-line{background:#fff;border:1.5px solid var(--ink-900);color:var(--ink-900)}
.btn-line:hover{background:var(--ink-900);color:#fff}
.btn-orange{background:transparent;border:1.5px solid var(--orange-500);color:var(--orange-500)}
.btn-orange:hover{background:var(--orange-500);color:#fff}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12.5px;font-weight:600;letter-spacing:.02em;
  white-space:nowrap;
}
.badge .num{font-family:var(--font-num);font-weight:700}
.badge-solid{background:var(--lime-500);color:var(--ink-900)}
.badge-glass{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff}
.badge-soft{background:var(--fog-100);color:var(--text-2);font-weight:500}

/* ============ 页头 ============ */
.page-hero{
  position:relative;min-height:400px;display:flex;align-items:flex-end;
  padding:130px 0 52px;overflow:hidden;background:var(--ink-900);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;opacity:.6;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,20,16,.88) 0%,rgba(10,20,16,.70) 45%,rgba(10,20,16,.94) 100%);
}
.hero-glow{
  position:absolute;left:-12%;bottom:-34%;width:620px;height:620px;z-index:1;pointer-events:none;
  background:radial-gradient(circle,rgba(198,242,78,.22),rgba(18,194,160,.10) 46%,transparent 70%);
}
.hero-inner{position:relative;z-index:2;width:100%}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.64);margin-bottom:18px;
}
.breadcrumb a{color:rgba(255,255,255,.64)}
.breadcrumb a:hover{color:var(--lime-500)}
.breadcrumb .sep{color:rgba(255,255,255,.4)}
.breadcrumb .current{color:rgba(255,255,255,.9)}
.page-hero h1{font-size:44px;color:#fff;margin-bottom:14px}
.hero-sub{font-size:16px;color:rgba(255,255,255,.78);margin:0 0 22px;max-width:640px}
.hero-badges{display:flex;gap:10px;flex-wrap:wrap}

/* 分类切换条 */
.cat-bar{background:#fff;border-bottom:1px solid var(--line)}
.cat-chips{display:flex;gap:10px;overflow-x:auto;padding:16px 0;scrollbar-width:none}
.cat-chips::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;border-radius:var(--r-pill);padding:8px 16px;font-size:14px;
  color:var(--text-2);background:var(--fog-100);border:1px solid transparent;
  white-space:nowrap;transition:background 220ms var(--ease),color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.chip:hover{background:var(--lime-300);color:var(--ink-900)}
.chip.is-current{background:var(--lime-500);color:var(--ink-900);font-weight:600;box-shadow:0 6px 16px rgba(198,242,78,.4)}

/* ============ 主体 ============ */
.page-main{padding:56px 0 24px}
.tip-strip{
  display:flex;align-items:flex-start;gap:12px;background:var(--fog-100);
  border-radius:var(--r-sm);padding:16px 20px;margin-bottom:28px;
  font-size:14.5px;color:var(--text-2);line-height:1.7;
}
.tip-strip i{color:var(--teal-700);margin-top:5px}
.faq-search{
  display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-xs);padding:0 18px;height:56px;box-shadow:var(--shadow-sm);
  margin-bottom:36px;transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.faq-search:focus-within{border-color:var(--lime-500);box-shadow:0 0 0 3px rgba(198,242,78,.18)}
.faq-search i{color:var(--teal-700);font-size:16px}
.faq-search input{
  flex:1;border:0;background:transparent;height:100%;font-size:15px;color:var(--text-1);
  outline:none;font-family:inherit;min-width:0;
}
.faq-search input::placeholder{color:#8A9A92}
.search-count{font-family:var(--font-num);font-size:13px;color:var(--text-2);white-space:nowrap}

.faq-layout{margin-bottom:8px}
.faq-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;padding-bottom:12px}
.anchor-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow-sm)}
.anchor-card h2{font-size:17px;margin-bottom:10px}
.anchor-list li+li{margin-top:2px}
.anchor-link{
  position:relative;display:block;padding:12px 14px 12px 18px;border-radius:12px;
  font-size:15px;color:var(--text-2);
  transition:background 220ms var(--ease),color 220ms var(--ease);
}
.anchor-link::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;
  background:transparent;transition:background 220ms var(--ease);
}
.anchor-link:hover{background:var(--fog-100);color:var(--text-1)}
.anchor-link.is-active{background:var(--fog-50);color:var(--text-1);font-weight:700}
.anchor-link.is-active::before{background:var(--lime-500)}

.guide-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--shadow-sm)}
.guide-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-sm);margin-bottom:16px}
.guide-card h3{font-size:17px;margin-bottom:8px}
.guide-card p{font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:16px}
.guide-card .btn{width:100%}

/* FAQ 组 */
.faq-group{margin-bottom:44px;scroll-margin-top:96px}
.faq-group.is-hidden{display:none}
.group-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.group-head h2{font-size:26px;position:relative;padding-left:16px}
.group-head h2::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:2px;background:var(--lime-500);
}
.group-count{font-size:13px;color:var(--text-2);background:var(--fog-100);border-radius:var(--r-pill);padding:4px 12px;font-variant-numeric:tabular-nums;white-space:nowrap}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  margin-bottom:12px;overflow:hidden;
  transition:box-shadow 220ms var(--ease),border-color 220ms var(--ease),transform 220ms var(--ease);
}
.faq-item:hover{box-shadow:var(--shadow-sm)}
.faq-item.is-hidden{display:none}
.faq-item::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:2px;
  background:var(--lime-500);opacity:0;transition:opacity 220ms var(--ease);
}
.faq-item.is-open{border-color:rgba(198,242,78,.65);box-shadow:0 8px 22px rgba(10,20,16,.07)}
.faq-item.is-open::before{opacity:1}
.faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;padding:16px 20px;min-height:56px;text-align:left;
  font-size:16px;font-weight:600;color:var(--text-1);cursor:pointer;line-height:1.5;
}
.faq-btn:hover{color:var(--teal-700)}
.faq-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:var(--fog-100);position:relative;
  transition:background 220ms var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--ink-900);border-radius:2px;
  transition:transform 220ms var(--ease),background 220ms var(--ease);
}
.faq-icon::before{width:12px;height:2px;left:8px;top:13px}
.faq-icon::after{width:2px;height:12px;left:13px;top:8px}
.faq-item.is-open .faq-icon{background:var(--lime-500)}
.faq-item.is-open .faq-icon::after{transform:scaleY(0)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows 260ms var(--ease)}
.faq-a>div{overflow:hidden}
.faq-a p{margin:0;padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--text-2)}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.search-empty{
  display:none;text-align:center;padding:52px 24px;background:#fff;
  border:1px dashed rgba(15,29,23,.18);border-radius:var(--r-sm);color:var(--text-2);
}
.search-empty.is-show{display:block}
.search-empty i{font-size:40px;color:var(--fog-100);display:block;margin-bottom:14px}
.search-empty p{margin:0;font-size:15px}

/* CTA 条 */
.cta-band{
  position:relative;overflow:hidden;background:var(--grad-dark);border-radius:var(--r-lg);
  padding:48px;margin:56px 0 64px;display:flex;align-items:center;justify-content:space-between;
  gap:32px;color:#fff;scroll-margin-top:96px;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;
  background:radial-gradient(circle,rgba(198,242,78,.18),transparent 68%);pointer-events:none;
}
.cta-band .cta-copy{position:relative;z-index:1;max-width:640px}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.78);margin:0;font-size:15px}
.cta-band .btn{position:relative;z-index:1;flex:0 0 auto}

/* 相邻分类卡 */
.next-cats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:80px}
.next-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.next-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,194,160,.45)}
.next-card h3{font-size:18px;margin-bottom:8px;color:var(--text-1)}
.next-card p{font-size:14px;color:var(--text-2);line-height:1.7;margin:0 0 14px}
.next-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--teal-700)}
.next-link i{transition:transform 220ms var(--ease)}
.next-card:hover .next-link i{transform:translateX(4px)}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;overflow:hidden;background:var(--ink-900);color:var(--text-inv);
  border-top:1px solid rgba(255,255,255,.08);
}
.site-footer::before{
  content:"";position:absolute;top:-170px;right:-130px;width:520px;height:520px;pointer-events:none;
  background:radial-gradient(circle,rgba(198,242,78,.08),transparent 66%);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;
  padding:72px 0 48px;position:relative;z-index:1;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:rgba(244,247,241,.62);line-height:1.75;margin:0 0 20px;max-width:260px}
.socials{display:flex;gap:10px}
.socials a{
  width:36px;height:36px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  color:#fff;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);
  transition:background 220ms var(--ease),color 220ms var(--ease),transform 220ms var(--ease);
}
.socials a:hover{background:var(--lime-500);color:var(--ink-900);transform:translateY(-2px)}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:.01em}
.footer-col ul li+li{margin-top:12px}
.footer-col ul a{font-size:14px;color:rgba(244,247,241,.66)}
.footer-col ul a:hover{color:var(--lime-500)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(244,247,241,.66);line-height:1.7}
.footer-contact li+li{margin-top:12px}
.footer-contact i{color:var(--teal-500);margin-top:5px;flex:0 0 auto}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:24px 0 32px;position:relative;z-index:1}
.footer-bottom .inner{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(244,247,241,.6);
}
.footer-disclaim{font-size:12px;line-height:1.75;color:rgba(244,247,241,.45);margin:12px 0 0;max-width:900px}

/* 抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:86%;max-width:360px;z-index:200;
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
  background:rgba(10,20,16,.96);
  -webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);
  border-left:1px solid var(--line-inv);
  transform:translateX(100%);transition:transform 280ms var(--ease);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:24px}
.drawer-close{
  width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.20);color:#fff;display:inline-flex;
  align-items:center;justify-content:center;cursor:pointer;
}
.drawer-close:hover{background:rgba(255,255,255,.2)}
.drawer-nav{display:flex;flex-direction:column;margin-bottom:24px}
.drawer-nav a{
  display:flex;align-items:center;min-height:52px;font-size:15px;color:rgba(255,255,255,.82);
  border-bottom:1px solid rgba(255,255,255,.10);
}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--lime-500)}
.drawer-cta{width:100%}
.drawer-foot{margin-top:24px;font-size:13px;color:rgba(255,255,255,.55);line-height:1.8}
.drawer-mask{
  position:fixed;inset:0;z-index:150;background:rgba(10,20,16,.6);
  opacity:0;visibility:hidden;transition:opacity 240ms var(--ease),visibility 240ms var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}
body.no-scroll{overflow:hidden}

/* 响应式 */
@media (max-width:1179px){
  .main-nav{display:none}
  .hamburger{display:flex}
}
@media (max-width:1023px){
  .faq-aside{position:static}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:56px 0 36px}
  .next-cats{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .grid-container{padding-left:16px;padding-right:16px}
  .page-hero{min-height:320px;padding:112px 0 40px}
  .page-hero h1{font-size:30px}
  .hero-sub{font-size:14.5px}
  .page-main{padding:36px 0 16px}
  .group-head h2{font-size:22px}
  .faq-btn{font-size:15px;padding:14px 16px}
  .faq-a p{padding:0 16px 18px;font-size:14.5px}
  .cta-band{padding:28px 20px;margin:40px 0 44px;border-radius:var(--r-md)}
  .cta-band h2{font-size:23px}
  .cta-band .btn{width:100%}
  .next-cats{grid-template-columns:1fr;gap:14px;margin-bottom:56px}
  .next-card{padding:22px 20px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom .inner{flex-direction:column;gap:8px}
  .icon-btn{display:none}
  .header-actions .btn-sm{display:none}
  .brand-text{font-size:16px}
}
@media (max-width:479px){
  h1{font-size:26px}
  .page-hero h1{font-size:26px}
  .faq-search{height:52px;padding:0 14px}
  .search-count{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category6 */
:root{
  --ink-900:#0A1410;
  --ink-800:#12241C;
  --ink-600:#2C4A3C;
  --fog-50:#F4F7F1;
  --fog-100:#E7EDE3;
  --lime-500:#C6F24E;
  --lime-600:#AEE02F;
  --lime-300:#DFF99A;
  --teal-500:#12C2A0;
  --teal-700:#0B8F76;
  --orange-500:#FF6B35;
  --text-1:#0F1D17;
  --text-2:#4A5C53;
  --text-inv:#F4F7F1;
  --line:rgba(15,29,23,.10);
  --line-inv:rgba(255,255,255,.14);
  --grad-brand:linear-gradient(120deg,#C6F24E,#12C2A0);
  --grad-deep:linear-gradient(150deg,#12241C 0%,#0B8F76 100%);
  --grad-promo:linear-gradient(90deg,#FF6B35,#FF9A3C);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Roboto Mono",ui-monospace,Menlo,monospace;
  --shadow-sm:0 2px 8px rgba(10,20,16,.06);
  --shadow-md:0 10px 28px rgba(10,20,16,.10);
  --shadow-brand:0 14px 36px rgba(18,194,160,.26);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:16px;
  --r-input:14px;
  --ease:220ms cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  font-family:var(--font-sans);
  font-size:16px;line-height:1.85;
  color:var(--text-1);
  background:var(--fog-50);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--teal-700);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--ink-900);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:2px solid var(--lime-500);outline-offset:2px;border-radius:6px;
}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-0.02em;color:var(--text-1);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,textarea{font-family:inherit;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* ===== 容器 ===== */
.grid-container,.container{
  max-width:1200px;
  margin-left:auto;margin-right:auto;
  padding-left:24px;padding-right:24px;
  width:100%;
}
.grid-container.full{max-width:none;}

/* ===== 顶部玻璃导航 ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  height:76px;
  background:rgba(10,20,16,.30);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 24px rgba(10,20,16,.18);
  transition:height var(--ease),background var(--ease),box-shadow var(--ease);
}
.site-header.is-stuck{
  height:64px;
  background:rgba(10,20,16,.94);
  box-shadow:0 10px 30px rgba(10,20,16,.34);
}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:100%;display:flex;align-items:center;gap:28px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand:hover{color:inherit;}
.brand-mark{
  width:32px;height:32px;border-radius:10px;flex-shrink:0;
  background:var(--grad-brand);
  box-shadow:0 6px 16px rgba(18,194,160,.35);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:9px;border-radius:3px;
  background:rgba(10,20,16,.86);
}
.brand-text{
  font-size:17px;font-weight:700;color:#fff;letter-spacing:-0.01em;line-height:1.1;
  display:flex;flex-direction:column;
}
.brand-sub{font-size:11px;font-weight:500;color:rgba(255,255,255,.62);letter-spacing:.14em;margin-top:2px;}
.main-nav{display:flex;align-items:center;gap:20px;flex:1 1 auto;min-width:0;}
.nav-link{
  position:relative;font-size:15px;color:rgba(255,255,255,.88);
  padding:8px 0;white-space:nowrap;transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--lime-500);border-radius:2px;transition:width var(--ease);
}
.nav-link:hover{color:#fff;}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:#fff;}
.nav-link.is-active::after{width:100%;}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;margin-left:auto;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  transition:background var(--ease),transform var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.22);transform:translateY(-1px);color:#fff;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:600;font-size:15px;
  padding:13px 26px;min-height:44px;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad-brand);color:var(--ink-900);
  box-shadow:var(--shadow-brand);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 18px 42px rgba(18,194,160,.36);color:var(--ink-900);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-brand);}
.btn-outline{
  background:transparent;color:#fff;
  border:1.5px solid rgba(255,255,255,.5);
}
.btn-outline:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px);}
.btn-dark{
  background:var(--ink-900);color:var(--text-inv);
}
.btn-dark:hover{background:var(--ink-800);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-sm{padding:10px 20px;font-size:14px;min-height:44px;}
.btn-block{width:100%;}
.nav-cta{font-size:14px;padding:11px 22px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  color:#fff;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  align-items:center;justify-content:center;font-size:18px;
}
.nav-toggle:hover{background:rgba(255,255,255,.22);color:#fff;}
/* 移动抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:86%;max-width:400px;z-index:300;
  background:rgba(10,20,16,.97);
  -webkit-backdrop-filter:blur(24px);
  backdrop-filter:blur(24px);
  border-left:1px solid rgba(255,255,255,.14);
  transform:translateX(100%);
  transition:transform 260ms cubic-bezier(.22,.61,.36,1);
  padding:20px 22px 32px;
  display:flex;flex-direction:column;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;color:#fff;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  display:inline-flex;align-items:center;justify-content:center;font-size:18px;
}
.drawer-close:hover{background:rgba(255,255,255,.22);color:#fff;}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  display:flex;align-items:center;min-height:52px;
  color:rgba(255,255,255,.9);font-size:16px;
  border-bottom:1px solid rgba(255,255,255,.1);
  transition:color var(--ease),padding-left var(--ease);
}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--lime-500);padding-left:6px;}
.drawer-nav a:last-child{border-bottom:0;}
.drawer-foot{margin-top:auto;padding-top:24px;display:flex;flex-direction:column;gap:14px;}
.drawer-foot p{font-size:13px;line-height:1.7;color:rgba(255,255,255,.6);}
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(10,20,16,.6);z-index:250;
  opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);
}
.drawer-backdrop.is-open{opacity:1;visibility:visible;}
body.no-scroll{overflow:hidden;}

/* ===== 页头 ===== */
.page-head{
  position:relative;
  min-height:400px;
  display:flex;align-items:flex-end;
  padding:150px 0 56px;
  color:#fff;
  overflow:hidden;
  background-color:var(--ink-900);
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  transform:scale(1.02);
}
.page-head::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 12% 88%,rgba(198,242,78,.22),transparent 46%),
    radial-gradient(circle at 88% 12%,rgba(18,194,160,.24),transparent 52%),
    linear-gradient(180deg,rgba(10,20,16,.86) 0%,rgba(10,20,16,.72) 46%,rgba(10,20,16,.92) 100%);
}
.page-head .grid-container{position:relative;z-index:2;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.64);margin-bottom:18px;}
.crumbs a{color:rgba(255,255,255,.64);}
.crumbs a:hover{color:var(--lime-500);}
.crumbs .sep{color:rgba(255,255,255,.34);}
.crumbs .now{color:rgba(255,255,255,.92);}
.page-head h1{
  color:#fff;font-size:44px;line-height:1.16;
  max-width:16em;
  letter-spacing:-0.02em;
}
.page-head .lead{
  margin-top:16px;font-size:16px;line-height:1.75;
  color:rgba(255,255,255,.78);max-width:34em;
}
.head-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:6px 12px;border-radius:999px;
  font-size:12.5px;letter-spacing:.02em;font-weight:500;
}
.badge-solid{background:var(--lime-500);color:var(--ink-900);font-weight:600;}
.badge-glass{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff;}
.badge-glass b{font-family:var(--font-num);color:var(--lime-500);}
.badge-promo{background:var(--grad-promo);color:#fff;font-weight:600;}
.badge-soft{background:rgba(18,194,160,.12);color:var(--teal-700);}

/* ===== 相邻分类 chips ===== */
.chip-bar{
  background:var(--fog-50);
  border-bottom:1px solid var(--line);
  padding:18px 0;
}
.chip-scroll{
  display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;
  scrollbar-width:thin;
}
.chip{
  display:inline-flex;align-items:center;white-space:nowrap;
  height:38px;padding:0 18px;border-radius:999px;
  font-size:14px;font-weight:500;
  color:var(--text-2);background:#fff;border:1px solid var(--line);
  transition:all var(--ease);
}
.chip:hover{color:var(--ink-900);border-color:rgba(18,194,160,.5);transform:translateY(-1px);box-shadow:var(--shadow-sm);}
.chip.is-current{background:var(--lime-500);border-color:var(--lime-500);color:var(--ink-900);font-weight:600;box-shadow:0 6px 16px rgba(198,242,78,.4);}

/* ===== 通用板块 ===== */
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-alt{background:var(--fog-100);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:34px;line-height:1.24;}
.section-head p{margin-top:14px;font-size:16px;color:var(--text-2);line-height:1.85;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--teal-700);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--grad-brand);}

/* ===== 隐私主区（72ch 居中） ===== */
.privacy-wrap{max-width:76ch;margin:0 auto;}
.icon-cards{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
  margin-bottom:56px;
}
.icon-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease);
}
.icon-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.icon-card .ic{
  width:44px;height:44px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(198,242,78,.26);color:var(--ink-900);
  font-size:18px;margin-bottom:16px;
}
.icon-card h3{font-size:18px;margin-bottom:8px;}
.icon-card p{font-size:14px;line-height:1.75;color:var(--text-2);}

.prose h2{
  position:relative;
  font-size:26px;line-height:1.35;
  margin-top:48px;margin-bottom:18px;
  padding-left:18px;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:3px;
  background:var(--grad-brand);
}
.prose h2:first-of-type{margin-top:0;}
.prose h3{font-size:19px;margin-top:28px;margin-bottom:10px;color:var(--ink-800);}
.prose p{font-size:16px;line-height:1.9;color:var(--text-2);margin-bottom:18px;}
.prose p strong{color:var(--text-1);font-weight:600;}
.prose ul{margin:0 0 20px;display:flex;flex-direction:column;gap:12px;}
.prose ul li{
  position:relative;padding-left:26px;
  font-size:15.5px;line-height:1.8;color:var(--text-2);
}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:8px;height:8px;border-radius:50%;background:var(--lime-500);
  box-shadow:0 0 0 3px rgba(198,242,78,.24);
}
.prose ul li b{color:var(--text-1);font-weight:600;}
.note-box{
  background:var(--fog-100);
  border-radius:var(--r-sm);
  padding:22px 24px;
  margin:26px 0;
  border-left:4px solid var(--teal-500);
}
.note-box p{margin:0;font-size:15px;line-height:1.8;color:var(--ink-600);}
.note-box p + p{margin-top:8px;}

.rule-table{
  width:100%;border-collapse:separate;border-spacing:0;
  margin:26px 0 12px;font-size:15px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  overflow:hidden;box-shadow:var(--shadow-sm);
}
.rule-table th{
  background:var(--ink-900);color:var(--lime-500);
  text-align:left;font-weight:600;font-size:14px;
  padding:16px 20px;letter-spacing:.02em;
}
.rule-table td{
  padding:15px 20px;border-top:1px solid var(--line);
  color:var(--text-2);line-height:1.7;vertical-align:top;
}
.rule-table tbody tr:nth-child(even) td{background:var(--fog-50);}
.rule-table td:first-child{font-weight:600;color:var(--text-1);white-space:nowrap;}

/* ===== 时间线更新记录 ===== */
.timeline-block{margin-top:56px;}
.timeline-block h2{
  font-size:26px;margin-bottom:24px;position:relative;padding-left:18px;
}
.timeline-block h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:3px;
  background:var(--grad-brand);
}
.timeline{position:relative;padding-left:30px;}
.timeline::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--lime-500),rgba(18,194,160,.35));
  border-radius:2px;
}
.timeline li{position:relative;padding-bottom:24px;}
.timeline li:last-child{padding-bottom:0;}
.timeline li::before{
  content:"";position:absolute;left:-30px;top:8px;
  width:16px;height:16px;border-radius:50%;
  background:#fff;border:3px solid var(--teal-500);
  box-shadow:0 0 0 3px rgba(18,194,160,.14);
}
.timeline .tl-date{
  font-family:var(--font-num);font-size:13px;font-weight:700;
  color:var(--teal-700);letter-spacing:.04em;display:block;margin-bottom:4px;
}
.timeline .tl-title{font-size:16px;font-weight:600;color:var(--text-1);display:block;margin-bottom:4px;}
.timeline .tl-desc{font-size:14px;color:var(--text-2);line-height:1.75;}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item[open]{box-shadow:var(--shadow-md);border-color:rgba(18,194,160,.4);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:58px;padding:14px 20px;
  font-size:16px;font-weight:600;color:var(--text-1);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .mark{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--fog-100);color:var(--ink-800);
  font-size:15px;font-weight:700;transition:all var(--ease);
}
.faq-item[open] summary .mark{background:var(--lime-500);color:var(--ink-900);}
.faq-item .faq-body{
  padding:0 20px 20px 20px;font-size:15px;line-height:1.85;color:var(--text-2);
  border-left:3px solid var(--lime-500);
  margin-left:0;
}

/* ===== CTA 条 ===== */
.cta-band{
  background:var(--grad-deep);
  border-radius:var(--r-lg);
  padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  color:#fff;position:relative;overflow:hidden;
  box-shadow:0 18px 40px rgba(11,143,118,.24);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  border-radius:50%;background:radial-gradient(circle,rgba(198,242,78,.24),transparent 66%);
}
.cta-band .cta-txt{position:relative;z-index:2;max-width:640px;}
.cta-band h2{color:#fff;font-size:28px;line-height:1.3;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.76);font-size:15px;line-height:1.8;}
.cta-band .cta-act{position:relative;z-index:2;flex-shrink:0;}

/* ===== 相邻分类卡 ===== */
.near-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.near-card{
  display:block;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:26px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.near-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,194,160,.4);}
.near-card .nc-index{
  font-family:var(--font-num);font-size:13px;font-weight:700;
  color:var(--teal-700);letter-spacing:.08em;display:block;margin-bottom:10px;
}
.near-card h3{font-size:18px;margin-bottom:8px;color:var(--text-1);}
.near-card p{font-size:14px;line-height:1.7;color:var(--text-2);}
.near-card .nc-go{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:14px;font-size:14px;font-weight:600;color:var(--teal-700);
}
.near-card:hover .nc-go{color:var(--ink-900);}
.near-card:hover .nc-go i{transform:translateX(4px);}
.nc-go i{transition:transform var(--ease);font-size:12px;}

/* ===== 表单（咨询） ===== */
.consult-grid{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:start;}
.consult-info h2{font-size:32px;line-height:1.25;margin-bottom:16px;}
.consult-info p{font-size:16px;line-height:1.85;color:var(--text-2);margin-bottom:24px;}
.point-list{display:flex;flex-direction:column;gap:14px;}
.point-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--text-2);line-height:1.7;}
.point-list li i{color:var(--teal-700);font-size:14px;margin-top:.32em;}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--shadow-md);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text-1);margin-bottom:8px;}
.field input,.field textarea{
  width:100%;height:48px;border-radius:var(--r-input);
  border:1px solid var(--line);background:var(--fog-50);
  padding:0 16px;font-size:15px;color:var(--text-1);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.field textarea{height:140px;padding:14px 16px;line-height:1.7;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:#93a49b;}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--lime-500);background:#fff;
  box-shadow:0 0 0 3px rgba(198,242,78,.24);
}
.form-actions{display:flex;align-items:center;justify-content:flex-end;gap:14px;margin-top:8px;}
.form-privacy{font-size:12.5px;color:#7b8b83;margin-top:14px;line-height:1.7;}
.hp-field{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden;}
.form-result{margin-top:14px;font-size:14px;color:var(--teal-700);}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--ink-900);color:rgba(255,255,255,.72);
  margin-top:96px;position:relative;overflow:hidden;
  border-top:1px solid rgba(255,255,255,.08);
}
.site-footer::before{
  content:"";position:absolute;left:-140px;bottom:-160px;width:460px;height:460px;
  border-radius:50%;background:radial-gradient(circle,rgba(18,194,160,.16),transparent 66%);
  pointer-events:none;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;
  padding:64px 0 48px;position:relative;z-index:2;
}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:22em;}
.socials{display:flex;gap:10px;margin-top:20px;}
.socials a{
  width:36px;height:36px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.16);font-size:14px;
  transition:all var(--ease);
}
.socials a:hover{background:var(--lime-500);color:var(--ink-900);border-color:var(--lime-500);transform:translateY(-2px);}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{color:rgba(255,255,255,.7);font-size:14px;}
.footer-col a:hover{color:var(--lime-500);}
.footer-contact li{display:flex;gap:10px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.7);}
.footer-contact li i{color:var(--teal-500);margin-top:.34em;font-size:13px;flex-shrink:0;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0 28px;position:relative;z-index:2;
}
.footer-bottom .inner{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-disclaim{
  margin-top:12px;font-size:12.5px;line-height:1.8;color:rgba(255,255,255,.38);max-width:80em;
}

/* ===== 响应式 ===== */
@media screen and (max-width:1279px){
  .main-nav{gap:16px;}
  .nav-link{font-size:14px;}
}
@media screen and (max-width:1023px){
  .main-nav,.nav-actions .icon-btn,.nav-actions .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-inner{gap:16px;}
  .site-header{height:64px;}
  .page-head{padding:130px 0 48px;min-height:360px;}
  .page-head h1{font-size:36px;}
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .icon-cards{grid-template-columns:1fr;gap:16px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;}
  .cta-band .cta-act{width:100%;}
  .cta-band .cta-act .btn{width:100%;}
  .near-cards{grid-template-columns:1fr 1fr;}
  .consult-grid{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 36px;}
}
@media screen and (max-width:767px){
  :root{--r-lg:20px;--r-md:18px;--r-sm:14px;}
  .grid-container,.container{padding-left:18px;padding-right:18px;}
  .page-head{padding:118px 0 40px;min-height:320px;}
  .page-head h1{font-size:30px;}
  .page-head .lead{font-size:15px;}
  .section-head h2{font-size:24px;}
  .prose h2,.timeline-block h2{font-size:22px;}
  .cta-band h2{font-size:22px;}
  .near-cards{grid-template-columns:1fr;}
  .form-card{padding:22px;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .form-actions{justify-content:stretch;}
  .form-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom .inner{flex-direction:column;gap:6px;}
  .rule-table{display:block;overflow-x:auto;white-space:nowrap;}
  .consult-info h2{font-size:24px;}
}
@media screen and (max-width:519px){
  .page-head h1{font-size:26px;}
  .page-head .lead{font-size:14.5px;}
  .brand-text{font-size:15px;}
  .brand-sub{font-size:10px;}
  .prose p{font-size:15.5px;}
  .icon-card{padding:20px;}
  .cta-band{padding:26px 22px;}
  .timeline{padding-left:24px;}
  .timeline li::before{left:-24px;width:14px;height:14px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}