/* roulang page: index */
:root{
  --brand-900:#0B322C;
  --brand-700:#0F4C45;
  --brand-500:#1E7A66;
  --accent-500:#D2762E;
  --accent-600:#B85F1F;
  --accent-300:#F0B27A;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --line:#E3DED4;
  --sub-bg:#F2EFE8;
  --ink-900:#14211F;
  --ink-700:#33413D;
  --ink-500:#6B7A75;
  --success:#2E7D5B;
  --warn:#B58A2B;
  --error:#B3453A;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(20,33,31,.06);
  --sh-2:0 8px 24px -8px rgba(11,50,44,.18);
  --sh-3:0 14px 32px -10px rgba(11,50,44,.24);
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --ease:200ms ease;
}
*,*::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(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-700);text-decoration:none;transition:color var(--ease),background-color var(--ease),transform var(--ease);}
a:hover{color:var(--accent-500);}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink-900);margin:0;line-height:1.3;font-weight:700;}
h1{font-size:40px;letter-spacing:.01em;}
h2{font-size:30px;line-height:1.32;}
h3{font-family:var(--font-sans);font-size:22px;font-weight:700;line-height:1.45;}
h4{font-family:var(--font-sans);font-size:18px;font-weight:700;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(210,118,46,.35);border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--sub{background:var(--sub-bg);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:32px;}
.section-head .eyebrow{font-size:13px;letter-spacing:.16em;color:var(--brand-500);font-weight:700;text-transform:uppercase;margin-bottom:10px;}
.section-head p{margin:12px 0 0;max-width:640px;color:var(--ink-500);font-size:15px;line-height:1.7;}
.link-more{font-size:14px;font-weight:700;white-space:nowrap;display:inline-flex;align-items:center;gap:8px;}
.link-more i{transition:transform var(--ease);}
.link-more:hover i{transform:translateX(4px);}

/* ---------- 导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;padding:14px 0;transition:background-color var(--ease),box-shadow var(--ease),padding var(--ease);}
.site-header.is-scrolled{background:var(--surface);box-shadow:var(--sh-1);border-bottom:1px solid var(--line);padding:10px 0;}
.nav-inner{display:flex;align-items:center;gap:20px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:21px;font-weight:700;color:var(--ink-900);letter-spacing:.02em;white-space:nowrap;}
.logo:hover{color:var(--brand-700);}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--brand-900);color:var(--accent-300);display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-sans);font-size:15px;font-weight:800;letter-spacing:0;}
.nav-panel{flex:1;display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:var(--r-lg);padding:8px;box-shadow:var(--sh-1);backdrop-filter:blur(6px);}
.site-header.is-scrolled .nav-panel{background:var(--sub-bg);box-shadow:none;}
.nav-card{flex:1;display:flex;flex-direction:column;gap:2px;padding:8px 14px;border-radius:var(--r-md);border:1px solid transparent;color:var(--ink-700);font-size:14px;font-weight:700;line-height:1.35;position:relative;background:transparent;}
.nav-card span{font-size:12px;font-weight:400;color:var(--ink-500);line-height:1.4;}
.nav-card:hover{transform:translateY(-1px);border-color:var(--brand-500);color:var(--brand-700);background:var(--surface);}
.nav-card.is-active{border-color:var(--brand-500);background:var(--surface);color:var(--brand-700);}
.nav-card.is-active::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--accent-500);}
.nav-cta{margin-left:auto;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--r-sm);font-size:15px;font-weight:700;letter-spacing:.02em;border:1px solid transparent;cursor:pointer;transition:all var(--ease);}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-3);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;border-color:var(--brand-700);color:var(--brand-700);}
.btn-ghost:hover{background:rgba(15,76,69,.08);border-color:var(--brand-900);color:var(--brand-900);}
.btn-light{background:transparent;border-color:var(--accent-300);color:var(--accent-300);}
.btn-light:hover{background:rgba(240,178,122,.14);color:var(--accent-300);border-color:var(--accent-300);}
.btn-block{width:100%;}
.btn:disabled{background:#D8D2C6;color:#9A968D;border-color:#D8D2C6;cursor:not-allowed;transform:none;box-shadow:none;}
.nav-toggle{display:none;width:46px;height:46px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--surface);color:var(--brand-900);font-size:18px;align-items:center;justify-content:center;cursor:pointer;}
.drawer{display:none;position:fixed;inset:70px 16px auto 16px;z-index:59;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-3);padding:16px;}
.drawer.is-open{display:block;}
.drawer .nav-card{flex:none;width:100%;border:1px solid var(--line);background:var(--sub-bg);margin-bottom:10px;padding:12px 16px;}
.drawer .btn{width:100%;margin-top:6px;}

/* ---------- Hero ---------- */
.hero{position:relative;padding:150px 0 84px;background:var(--bg);overflow:hidden;}
.hero::after{content:"";position:absolute;top:-140px;right:-120px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(30,122,102,.10),rgba(30,122,102,0) 68%);pointer-events:none;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;position:relative;z-index:1;}
.hero-tag{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;color:var(--accent-500);background:rgba(210,118,46,.12);border-radius:999px;padding:6px 14px;letter-spacing:.04em;margin-bottom:20px;}
.hero h1{margin-bottom:20px;}
.hero .lead{font-size:18px;line-height:1.75;color:var(--ink-700);max-width:36em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 26px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 28px;}
.hero-points li{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--ink-700);}
.hero-points li::before{content:"";width:8px;height:8px;background:var(--brand-500);border-radius:2px;flex:none;}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-3);min-height:380px;}
.hero-media img{width:100%;height:100%;min-height:380px;object-fit:cover;}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(11,50,44,.24),rgba(11,50,44,.46));}
.hero-float{position:absolute;z-index:2;right:20px;bottom:20px;left:20px;background:var(--surface);border-radius:var(--r-md);padding:16px 18px;box-shadow:var(--sh-2);display:flex;align-items:center;gap:14px;}
.hero-float .num{font-family:var(--font-serif);font-size:26px;font-weight:700;color:var(--brand-700);line-height:1;}
.hero-float .txt{font-size:13px;color:var(--ink-500);line-height:1.5;}
.hero-float .txt strong{display:block;font-size:14px;color:var(--ink-900);}

/* ---------- 三步 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative;margin-top:12px;}
.step{position:relative;padding:28px 34px 28px 0;}
.step + .step{padding-left:34px;}
.step + .step::before{content:"";position:absolute;left:0;top:34px;bottom:34px;border-left:1px dashed var(--line);}
.step .num{font-family:var(--font-serif);font-size:48px;font-weight:700;color:var(--accent-500);line-height:1;display:block;margin-bottom:14px;}
.step h3{margin-bottom:10px;}
.step p{font-size:15px;color:var(--ink-500);}

/* ---------- 能力网格 ---------- */
.cap-grid{display:grid;grid-template-columns:5fr 4fr 3fr;gap:24px;}
.cap-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 26px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:12px;transition:all var(--ease);}
.cap-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3);}
.cap-card .ico{width:44px;height:44px;border-radius:12px;background:var(--sub-bg);color:var(--brand-500);display:flex;align-items:center;justify-content:center;font-size:18px;}
.cap-card h3{font-size:19px;}
.cap-card p{font-size:15px;color:var(--ink-500);}
.cap-card--dark{background:var(--brand-900);border-color:var(--brand-900);}
.cap-card--dark h3,.cap-card--dark .num{color:#fff;}
.cap-card--dark p{color:#B9C6C1;}
.cap-card--dark .ico{background:rgba(255,255,255,.08);color:var(--accent-300);}
.cap-list li{font-size:14px;color:var(--ink-500);display:flex;gap:10px;padding:6px 0;border-bottom:1px solid var(--line);}
.cap-list li:last-child{border-bottom:none;}
.cap-list li i{color:var(--brand-500);font-size:12px;margin-top:8px;}

/* ---------- 案例证明 ---------- */
.proof-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;}
.proof-main{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}
.proof-main .cover{overflow:hidden;aspect-ratio:16/9;}
.proof-main .cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.proof-main:hover .cover img{transform:scale(1.03);}
.proof-main .body{padding:26px 28px;}
.proof-main .body p{font-size:15px;color:var(--ink-500);}
.badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px;}
.badge-data{background:var(--sub-bg);border-radius:var(--r-md);padding:12px 18px;}
.badge-data b{display:block;font-family:var(--font-serif);font-size:22px;color:var(--brand-700);line-height:1.2;}
.badge-data span{font-size:13px;color:var(--ink-500);}
.proof-side{display:grid;gap:24px;}
.mini-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);display:flex;gap:0;transition:all var(--ease);}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3);}
.mini-card .thumb{width:132px;flex:none;overflow:hidden;}
.mini-card .thumb img{width:100%;height:100%;object-fit:cover;}
.mini-card .body{padding:20px 22px;}
.mini-card h4{margin-bottom:8px;}
.mini-card p{font-size:14px;color:var(--ink-500);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;}
.tag{font-size:12px;color:var(--brand-700);background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:7px 15px;transition:all var(--ease);}
.tag:hover{border-color:var(--brand-500);color:var(--accent-500);}

/* ---------- 内容列表 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.post-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:all var(--ease);}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3);}
.post-card .cover{aspect-ratio:16/9;overflow:hidden;background:var(--sub-bg);}
.post-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.post-card:hover .cover img{transform:scale(1.03);}
.post-card .body{padding:22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.post-card h3{font-size:19px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card .excerpt{font-size:15px;color:var(--ink-500);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0;}
.post-card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-500);}
.post-card .foot i{color:var(--accent-500);transition:transform var(--ease);}
.post-card:hover .foot i{transform:translateX(4px);}
.chip{display:inline-flex;align-items:center;font-size:12px;font-weight:700;color:var(--accent-500);background:rgba(210,118,46,.12);border-radius:999px;padding:5px 12px;letter-spacing:.02em;}
.empty-state{grid-column:1/-1;text-align:center;padding:56px 24px;background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-lg);}
.empty-state .art{width:88px;height:88px;margin:0 auto 18px;border:2px solid var(--line);border-radius:50%;position:relative;}
.empty-state .art::after{content:"";position:absolute;left:50%;bottom:-22px;width:2px;height:22px;background:var(--line);transform:translateX(-50%);}
.empty-state p{color:var(--ink-500);font-size:15px;margin:0 0 18px;}

/* ---------- 热度榜 ---------- */
.rank-wrap{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start;}
.rank-list{border-top:1px solid var(--line);}
.rank-item{display:grid;grid-template-columns:52px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line);}
.rank-item .idx{font-family:var(--font-serif);font-size:24px;color:var(--ink-500);line-height:1;}
.rank-item .idx.top{color:var(--accent-500);}
.rank-item h4{font-size:17px;margin-bottom:6px;}
.rank-bar{height:6px;background:var(--sub-bg);border-radius:999px;overflow:hidden;max-width:320px;}
.rank-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--brand-500),var(--accent-500));border-radius:999px;}
.rank-item .pct{font-size:13px;color:var(--ink-500);white-space:nowrap;}
.vertical-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);}
.vertical-card .cover{aspect-ratio:4/5;overflow:hidden;}
.vertical-card .cover img{width:100%;height:100%;object-fit:cover;}
.vertical-card .body{padding:22px 24px;}
.vertical-card .body p{font-size:15px;color:var(--ink-500);}
.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin-top:18px;}
.calendar span{aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;font-size:12px;border-radius:8px;background:var(--sub-bg);color:var(--ink-500);}
.calendar span.on{background:rgba(210,118,46,.14);color:var(--accent-500);font-weight:700;}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 48px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;font-size:17px;font-weight:700;color:var(--ink-900);transition:color var(--ease);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand-700);}
.faq-item summary .sign{width:28px;height:28px;flex:none;border-radius:50%;border:1px solid var(--brand-500);color:var(--brand-500);display:flex;align-items:center;justify-content:center;font-size:14px;transition:all var(--ease);}
.faq-item[open] summary .sign{transform:rotate(45deg);border-color:var(--accent-500);color:var(--accent-500);}
.faq-item .answer{padding:0 0 22px;font-size:15px;line-height:1.8;color:var(--ink-700);}

/* ---------- CTA ---------- */
.cta-panel{background:var(--brand-900);border-radius:0;padding:72px 0;position:relative;overflow:hidden;}
.cta-panel::before{content:"";position:absolute;left:-80px;bottom:-120px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(240,178,122,.14),rgba(240,178,122,0) 70%);}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;position:relative;z-index:1;}
.cta-copy h2{color:#fff;margin-bottom:18px;}
.cta-copy p{color:#B9C6C1;font-size:16px;}
.cta-list{margin-top:22px;}
.cta-list li{color:#EDE7DB;font-size:15px;display:flex;gap:12px;padding:8px 0;}
.cta-list li::before{content:"";width:8px;height:8px;background:var(--accent-300);border-radius:2px;flex:none;margin-top:9px;}
.form-card{background:var(--surface);border-radius:var(--r-lg);padding:32px;box-shadow:var(--sh-3);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--ink-500);margin-bottom:6px;}
.field input,.field select,.field textarea{width:100%;height:46px;border:1px solid var(--line);border-radius:var(--r-md);padding:0 14px;background:#fff;transition:all var(--ease);font-size:15px;}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent-500);box-shadow:0 0 0 3px rgba(210,118,46,.35);outline:none;}
.field.has-error input,.field.has-error select{border-color:var(--error);}
.field .tip{font-size:12px;color:var(--ink-500);margin-top:6px;}
.field .err{font-size:12px;color:var(--error);margin-top:6px;display:none;}
.field.has-error .err{display:block;}
.form-note{font-size:12px;color:var(--ink-500);margin-top:12px;line-height:1.6;}
.form-success{display:none;margin-bottom:16px;font-size:14px;color:var(--success);background:rgba(46,125,91,.10);border:1px solid rgba(46,125,91,.28);border-radius:var(--r-md);padding:12px 14px;}
.form-success.is-on{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#B9C6C1;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:5fr 3fr 2fr 2fr;gap:40px;padding-bottom:48px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;font-family:var(--font-sans);}
.site-footer .brandline{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:20px;color:#fff;font-weight:700;margin-bottom:16px;}
.site-footer .brandline .logo-mark{background:rgba(255,255,255,.08);}
.site-footer p{font-size:14px;line-height:1.8;color:#B9C6C1;}
.footer-links li{margin-bottom:12px;}
.footer-links a{color:#B9C6C1;font-size:14px;display:inline-flex;align-items:center;gap:8px;transition:all var(--ease);}
.footer-links a:hover{color:var(--accent-300);transform:translateX(2px);}
.footer-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-md);padding:12px 16px;margin-bottom:10px;display:block;color:#EDE7DB;font-size:14px;}
.footer-card span{display:block;font-size:12px;color:#B9C6C1;margin-top:2px;}
.footer-card:hover{color:var(--accent-300);border-color:rgba(240,178,122,.5);background:rgba(255,255,255,.09);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:12px;color:#8FA09B;}
.footer-bottom a{color:#8FA09B;}
.footer-bottom a:hover{color:var(--accent-300);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  h1{font-size:32px;}
  h2{font-size:25px;}
  .section{padding:64px 0;}
  .hero{padding:130px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-media,.hero-media img{min-height:300px;}
  .nav-panel{display:none;}
  .nav-toggle{display:inline-flex;}
  .cap-grid{grid-template-columns:1fr 1fr;}
  .cap-grid .cap-card:last-child{grid-column:1/-1;}
  .proof-grid,.rank-wrap,.cta-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  .section{padding:48px 0;}
  .hero{padding:116px 0 48px;}
  .steps{grid-template-columns:1fr;}
  .step{padding:22px 0 22px 24px;}
  .step + .step{padding-left:24px;}
  .step + .step::before{top:0;bottom:auto;height:100%;border-left:none;border-top:none;border-left:1px dashed var(--line);}
  .step::after{content:"";position:absolute;left:0;top:34px;width:10px;height:10px;border-radius:50%;background:var(--brand-500);}
  .step{padding-left:28px;}
  .step + .step::before{left:4px;top:0;bottom:0;border-left:1px dashed var(--line);}
  .step::after{left:0;}
  .cap-grid{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:1fr;}
  .faq-grid{grid-template-columns:1fr;gap:0;}
  .mini-card .thumb{width:104px;}
  .hero-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .form-card{padding:24px 20px;}
  .cta-panel{padding:52px 0;}
  .rank-item{grid-template-columns:38px 1fr;gap:12px;}
  .rank-item .pct{grid-column:2;text-align:left;}
}
@media (max-width:479px){
  .logo{font-size:18px;}
  .hero-tag{font-size:11px;}
  .hero-points{gap:8px 18px;}
  .badges{gap:10px;}
  .badge-data{flex:1 1 100%;}
}

/* roulang page: category1 */
:root{
  --brand-900:#0B322C;
  --brand-700:#0F4C45;
  --brand-500:#1E7A66;
  --accent-500:#D2762E;
  --accent-300:#F0B27A;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --sub-bg:#F2EFE8;
  --line:#E3DED4;
  --ink-900:#14211F;
  --ink-700:#33413D;
  --ink-500:#6B7A75;
  --success:#2E7D5B;
  --warn:#B58A2B;
  --error:#B3453A;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --shadow-1:0 1px 2px rgba(20,33,31,.06);
  --shadow-2:0 8px 24px -8px rgba(11,50,44,.18);
  --shadow-3:0 14px 32px -10px rgba(11,50,44,.24);
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::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(--ink-700);
  background:var(--bg);
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink-900);margin:0;line-height:1.32;font-weight:700;}
h1{font-size:40px;letter-spacing:.01em;}
h2{font-size:30px;}
h3{font-size:22px;font-family:var(--font-sans);font-weight:700;}
h4{font-size:18px;font-family:var(--font-sans);font-weight:700;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease;}
a:hover{color:var(--accent-500);}
img{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(210,118,46,.35);border-radius:6px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.06em;color:var(--brand-700);
  background:rgba(30,122,102,.1);border:1px solid rgba(30,122,102,.18);
  border-radius:999px;padding:5px 14px;margin-bottom:18px;font-weight:600;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;border-radius:999px;padding:4px 12px;
  background:rgba(210,118,46,.12);color:#A85A1D;
}
.badge-brand{background:rgba(30,122,102,.12);color:var(--brand-700);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;
  transition:all .2s ease;white-space:nowrap;
}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:#B85F1F;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-3);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn-ghost{background:transparent;border-color:var(--brand-700);color:var(--brand-700);}
.btn-ghost:hover{background:rgba(15,76,69,.08);border-color:var(--brand-900);color:var(--brand-900);}
.btn-dark{background:var(--brand-900);color:#EDE7DB;}
.btn-dark:hover{background:#082622;color:#fff;transform:translateY(-1px);}
.btn-block{width:100%;}
.btn:disabled{background:#D8D2C6;color:#9A968D;border-color:#D8D2C6;cursor:not-allowed;transform:none;box-shadow:none;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-700);}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover{color:var(--accent-500);text-decoration:underline;text-underline-offset:4px;}
.link-arrow:hover i{transform:translateX(3px);}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  padding:14px 0;transition:background .25s ease,box-shadow .25s ease,padding .25s ease,border-color .25s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:var(--surface);padding:10px 0;
  box-shadow:var(--shadow-1);border-bottom-color:var(--line);
}
.nav-inner{display:flex;align-items:center;gap:18px;position:relative;}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-serif);font-size:20px;font-weight:700;color:var(--ink-900);
  letter-spacing:.01em;white-space:nowrap;flex:none;
}
.logo:hover{color:var(--brand-700);}
.logo-mark{
  width:32px;height:32px;border-radius:9px;background:var(--brand-900);color:#fff;
  display:inline-grid;place-items:center;font-family:var(--font-sans);font-size:16px;font-weight:700;
}
.nav-panel{
  flex:1 1 auto;display:flex;gap:8px;padding:8px;
  background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:var(--r-lg);
  backdrop-filter:blur(8px);
}
.is-scrolled .nav-panel{background:var(--sub-bg);}
.nav-card{
  flex:1 1 0;min-width:0;display:flex;flex-direction:column;gap:2px;
  padding:9px 12px;border-radius:var(--r-sm);border:1px solid transparent;background:var(--surface);
  font-size:14px;font-weight:600;color:var(--ink-900);line-height:1.35;
}
.nav-card span{font-size:12px;font-weight:400;color:var(--ink-500);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.nav-card:hover{transform:translateY(-1px);border-color:var(--brand-500);color:var(--brand-700);background:#fff;}
.nav-card.is-active{border-color:var(--accent-500);box-shadow:inset 3px 0 0 var(--accent-500);background:#fff;}
.nav-cta{flex:none;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-md);
  border:1px solid var(--line);background:var(--surface);color:var(--ink-900);
  cursor:pointer;place-items:center;font-size:17px;
}
.nav-toggle:hover{border-color:var(--brand-500);color:var(--brand-700);}

/* ============ Hero ============ */
.page-hero{
  position:relative;margin-top:74px;min-height:300px;display:flex;align-items:flex-end;
  background-image:linear-gradient(100deg,rgba(11,50,44,.92) 0%,rgba(11,50,44,.78) 48%,rgba(11,50,44,.52) 100%),
                   url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;color:#EDE7DB;
  padding:56px 0 48px;
}
.page-hero h1{color:#fff;font-size:38px;max-width:820px;}
.page-hero p{color:#CFDDD7;max-width:720px;font-size:16px;margin-top:14px;margin-bottom:0;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#A9BBB4;margin-bottom:16px;}
.breadcrumb a{color:#D6E2DD;}
.breadcrumb a:hover{color:var(--accent-300);}
.breadcrumb span.sep{color:rgba(255,255,255,.35);}
.breadcrumb .current{color:#F0B27A;}

/* ============ 板块 ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-sub{background:var(--sub-bg);}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head p{font-size:15px;color:var(--ink-500);margin-top:14px;margin-bottom:0;}
.section-head.row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}
.section-head.row > div{max-width:720px;}

/* ============ 两栏流程 ============ */
.split{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start;}
.media-card{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-2);}
.media-card img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.media-card figcaption{padding:16px 20px;font-size:13px;color:var(--ink-500);border-top:1px solid var(--line);background:var(--surface);}
.media-note{
  margin-top:20px;padding:18px 20px;border-radius:var(--r-md);
  background:rgba(30,122,102,.07);border:1px solid rgba(30,122,102,.16);
}
.media-note h4{font-size:15px;margin-bottom:6px;}
.media-note p{font-size:14px;color:var(--ink-700);}

.steps{position:relative;}
.step{position:relative;display:flex;gap:18px;padding-bottom:30px;}
.step:last-child{padding-bottom:0;}
.step:not(:last-child)::before{
  content:"";position:absolute;left:19px;top:46px;bottom:4px;width:1px;background:var(--line);
}
.step-num{
  flex:none;width:40px;height:40px;border-radius:999px;background:var(--accent-500);color:#fff;
  display:grid;place-items:center;font-family:var(--font-serif);font-size:17px;font-weight:700;
  box-shadow:0 6px 14px -6px rgba(210,118,46,.7);
}
.step-body h3{font-size:18px;margin-bottom:6px;}
.step-body p{font-size:15px;color:var(--ink-700);margin-bottom:0;}
.step-body ul{margin-top:10px;display:grid;gap:6px;}
.step-body li{position:relative;padding-left:16px;font-size:14px;color:var(--ink-500);}
.step-body li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;background:var(--brand-500);border-radius:2px;}

/* ============ 指标条 ============ */
.metrics{
  display:grid;grid-template-columns:repeat(3,1fr);gap:28px;
  background:var(--brand-900);border-radius:var(--r-lg);padding:34px 36px;color:#EDE7DB;
}
.metric{border-left:1px solid rgba(255,255,255,.14);padding-left:22px;}
.metric:first-child{border-left:none;padding-left:0;}
.metric strong{display:block;font-family:var(--font-serif);font-size:32px;color:#fff;line-height:1.2;}
.metric span{font-size:13px;color:#B9C6C1;}
.metric em{display:block;font-style:normal;font-size:13px;color:var(--accent-300);margin-top:6px;}

/* ============ 资料清单 ============ */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.check-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease;
}
.check-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-3);}
.check-card .icon{
  width:42px;height:42px;border-radius:var(--r-md);display:grid;place-items:center;
  background:rgba(30,122,102,.1);color:var(--brand-700);font-size:17px;margin-bottom:16px;
}
.check-card h3{font-size:18px;margin-bottom:8px;}
.check-card p{font-size:15px;color:var(--ink-500);margin-bottom:0;}
.check-card .tags{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  font-size:12px;padding:4px 11px;border-radius:999px;
  background:var(--sub-bg);border:1px solid var(--line);color:var(--ink-700);
}

/* ============ 条件表 ============ */
.cond-list{border-top:1px solid var(--line);margin-top:8px;}
.cond-row{
  display:grid;grid-template-columns:220px 1fr;gap:24px;
  padding:20px 4px;border-bottom:1px solid var(--line);align-items:start;
}
.cond-row strong{font-size:16px;color:var(--ink-900);font-family:var(--font-sans);}
.cond-row p{font-size:15px;color:var(--ink-700);margin:0;}
.cond-row .badge{margin-top:8px;}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 48px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:none;border:none;cursor:pointer;text-align:left;
  padding:22px 0;font-size:17px;font-weight:700;color:var(--ink-900);font-family:var(--font-sans);
}
.faq-q:hover{color:var(--brand-700);}
.faq-icon{
  flex:none;width:28px;height:28px;border-radius:999px;border:1px solid var(--brand-500);
  color:var(--brand-500);display:grid;place-items:center;font-size:14px;
  transition:transform .2s ease,color .2s ease,border-color .2s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);color:var(--accent-500);border-color:var(--accent-500);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease;}
.faq-item.is-open .faq-a{max-height:340px;}
html.no-js .faq-a{max-height:none;}
.faq-a p{font-size:15px;line-height:1.8;color:var(--ink-700);padding-bottom:20px;margin:0;}

/* ============ CTA 面板 ============ */
.cta-panel{
  background:var(--brand-900);color:#EDE7DB;border-radius:var(--r-lg);
  padding:56px 48px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;
  position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;bottom:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,178,122,.16),transparent 68%);
}
.cta-left{position:relative;z-index:1;}
.cta-left h2{color:#fff;font-size:30px;margin-bottom:16px;}
.cta-left p{color:#C3D2CC;font-size:15px;max-width:420px;}
.cta-points{margin-top:22px;display:grid;gap:12px;}
.cta-points li{position:relative;padding-left:20px;font-size:14px;color:#D6E2DD;}
.cta-points li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:2px;background:var(--accent-300);}
.form-card{
  background:var(--surface);border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow-3);
  position:relative;z-index:1;color:var(--ink-700);
}
.form-card h3{font-size:19px;margin-bottom:6px;}
.form-card > p{font-size:13px;color:var(--ink-500);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--ink-500);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-md);
  padding:12px 14px;font-size:15px;background:#fff;transition:border-color .2s ease,box-shadow .2s ease;
}
.field input,.field select{height:46px;padding:0 14px;}
.field textarea{min-height:88px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent-500);box-shadow:0 0 0 3px rgba(210,118,46,.22);
}
.field.is-error input,.field.is-error select{border-color:var(--error);}
.field .err{display:none;font-size:12px;color:var(--error);margin-top:6px;}
.field.is-error .err{display:block;}
.form-note{font-size:12px;color:var(--ink-500);margin-top:12px;}
.form-ok{
  display:none;margin-top:14px;font-size:14px;color:var(--success);
  background:rgba(46,125,91,.1);border:1px solid rgba(46,125,91,.25);
  border-radius:var(--r-sm);padding:11px 14px;
}
.form-ok.is-show{display:block;}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:#B9C6C1;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;}
.brandline{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:19px;color:#fff;font-weight:700;margin-bottom:14px;}
.brandline .logo-mark{background:rgba(255,255,255,.12);}
.site-footer p{font-size:14px;line-height:1.8;color:#B9C6C1;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-card{
  display:flex;flex-direction:column;gap:2px;padding:11px 14px;margin-bottom:10px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-sm);font-size:14px;color:#EDE7DB;
}
.footer-card span{font-size:12px;color:#93A7A0;}
.footer-card:hover{background:rgba(255,255,255,.11);border-color:var(--accent-300);color:var(--accent-300);transform:translateX(2px);}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:14px;color:#B9C6C1;}
.footer-links a:hover{color:var(--accent-300);transform:translateX(2px);display:inline-block;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0;
  display:flex;justify-content:space-between;gap:16px;font-size:12px;color:#93A7A0;flex-wrap:wrap;
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  h1{font-size:30px;}
  h2{font-size:24px;}
  .page-hero{margin-top:68px;min-height:260px;padding:44px 0 36px;}
  .page-hero h1{font-size:28px;}
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .split{grid-template-columns:1fr;gap:36px;}
  .metrics{grid-template-columns:1fr;gap:20px;padding:28px;}
  .metric{border-left:none;padding-left:0;border-top:1px solid rgba(255,255,255,.14);padding-top:18px;}
  .metric:first-child{border-top:none;padding-top:0;}
  .cta-panel{grid-template-columns:1fr;padding:40px 28px;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .nav-toggle{display:grid;order:2;margin-left:auto;}
  .nav-inner{flex-wrap:wrap;}
  .nav-panel{
    order:3;flex-basis:100%;flex-direction:column;display:none;
    background:var(--surface);box-shadow:var(--shadow-2);border-color:var(--line);
    padding:12px;margin-top:4px;
  }
  .nav-panel.is-open{display:flex;}
  .nav-card{flex:none;width:100%;background:var(--sub-bg);}
  .nav-card span{white-space:normal;}
  .nav-cta{display:none;order:4;flex-basis:100%;}
  .site-header.is-menu-open .nav-cta{display:block;}
  .site-header.is-menu-open .nav-cta .btn{width:100%;}
  .faq-grid{grid-template-columns:1fr;}
  .cond-row{grid-template-columns:1fr;gap:8px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  .page-hero{padding:36px 0 30px;min-height:0;}
  .page-hero h1{font-size:24px;}
  .section{padding:48px 0;}
  .section-head.row{flex-direction:column;align-items:flex-start;}
  .check-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .btn{width:100%;}
  .nav-cta .btn,.form-card .btn{width:100%;}
  .metrics{padding:24px;}
  .cta-panel{padding:32px 20px;}
  .faq-q{font-size:16px;padding:18px 0;}
}
@media (max-width:479px){
  h1{font-size:26px;}
  .page-hero h1{font-size:22px;}
  .metric strong{font-size:26px;}
  .step{flex-direction:column;gap:10px;}
  .step:not(:last-child)::before{display:none;}
}

/* roulang page: article */
:root{
  --brand-900:#0B322C;
  --brand-700:#0F4C45;
  --brand-500:#1E7A66;
  --accent-500:#D2762E;
  --accent-600:#B85F1F;
  --accent-300:#F0B27A;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --line:#E3DED4;
  --sub-bg:#F2EFE8;
  --ink-900:#14211F;
  --ink-700:#33413D;
  --ink-500:#6B7A75;
  --success:#2E7D5B;
  --warn:#B58A2B;
  --error:#B3453A;
  --radius-lg:16px;
  --radius:12px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(20,33,31,.06);
  --shadow-2:0 8px 24px -8px rgba(11,50,44,.18);
  --shadow-3:0 14px 32px -10px rgba(11,50,44,.24);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-700);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-500);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.32;font-family:var(--serif);}
p{margin:0;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(210,118,46,.35);border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;letter-spacing:.02em;cursor:pointer;
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-3);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn-ghost{background:transparent;border-color:var(--brand-700);color:var(--brand-700);}
.btn-ghost:hover{background:rgba(15,76,69,.08);border-color:var(--brand-900);color:var(--brand-900);}
.btn-outline-light{background:transparent;border-color:var(--accent-300);color:var(--accent-300);}
.btn-outline-light:hover{background:rgba(240,178,122,.14);color:#fff;}
.btn[disabled],.btn.is-disabled{background:#D8D2C6;color:#9A968D;border-color:#D8D2C6;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(210,118,46,.12);color:var(--accent-600);letter-spacing:.02em;
}
.badge-soft{background:var(--sub-bg);color:var(--brand-700);}
.badge-brand{background:rgba(30,122,102,.12);color:var(--brand-700);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;padding:5px 13px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);color:var(--ink-500);font-size:12px;
  transition:all .2s ease;
}
.tag:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;padding:14px 0;
  background:rgba(247,245,240,.88);backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled{background:rgba(255,255,255,.97);border-bottom-color:var(--line);box-shadow:var(--shadow-1);}
.nav-inner{display:flex;align-items:center;gap:18px;}
.logo{
  display:inline-flex;align-items:center;gap:10px;flex-shrink:0;
  font-family:var(--serif);font-size:20px;font-weight:700;color:var(--ink-900);letter-spacing:.02em;
}
.logo:hover{color:var(--brand-700);}
.logo-mark{
  width:30px;height:30px;flex-shrink:0;border-radius:9px;
  background:var(--brand-900);color:var(--accent-300);
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:17px;font-weight:700;line-height:1;
}
.nav-panel{
  display:flex;gap:6px;margin-left:auto;padding:6px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:14px;box-shadow:var(--shadow-1);
}
.nav-card{
  display:flex;flex-direction:column;gap:1px;padding:7px 13px;border-radius:10px;
  border:1px solid transparent;font-size:13.5px;font-weight:700;color:var(--ink-900);
  white-space:nowrap;transition:all .2s ease;
}
.nav-card span{font-size:11px;font-weight:400;color:var(--ink-500);line-height:1.4;}
.nav-card:hover{background:var(--sub-bg);border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px);}
.nav-card:hover span{color:var(--brand-500);}
.nav-card.is-active{background:var(--sub-bg);border-bottom:2px solid var(--accent-500);}
.nav-cta{flex-shrink:0;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:var(--surface);border:1px solid var(--line);color:var(--brand-900);
  cursor:pointer;font-size:17px;transition:all .2s ease;
}
.nav-toggle:hover{border-color:var(--brand-500);color:var(--brand-700);}

/* ---------- 文章主体布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr);gap:40px;
  padding-top:32px;padding-bottom:72px;
}
.article-main{max-width:760px;width:100%;margin:0 auto;min-width:0;}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-500);margin-bottom:22px;
}
.breadcrumb a{color:var(--ink-500);}
.breadcrumb a:hover{color:var(--accent-500);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--ink-500);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章头部 ---------- */
.article-head{padding-bottom:24px;border-bottom:1px solid var(--line);margin-bottom:32px;}
.article-head h1{
  font-size:36px;line-height:1.35;letter-spacing:.01em;
  color:var(--ink-900);margin:14px 0 18px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--ink-500);}
.meta-row .dot{color:var(--line);}
.article-cover{
  margin:28px 0 0;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-1);
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ---------- 正文排版 ---------- */
.article-body{font-size:16px;line-height:1.85;color:var(--ink-700);}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.15em;}
.article-body h2{
  font-size:24px;line-height:1.4;color:var(--ink-900);
  margin:40px 0 16px;padding-left:14px;border-left:3px solid var(--brand-500);
  scroll-margin-top:96px;
}
.article-body h3{
  font-family:var(--sans);font-size:19px;font-weight:700;color:var(--ink-900);
  margin:28px 0 12px;scroll-margin-top:96px;
}
.article-body h4{font-family:var(--sans);font-size:17px;font-weight:700;margin:22px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 1.15em 1.4em;}
.article-body li{margin-bottom:.5em;}
.article-body li::marker{color:var(--brand-500);font-weight:700;}
.article-body strong{color:var(--ink-900);font-weight:700;}
.article-body a{color:var(--brand-700);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;}
.article-body a:hover{color:var(--accent-500);}
.article-body blockquote{
  margin:24px 0;padding:18px 20px;background:var(--sub-bg);
  border-left:3px solid var(--accent-500);border-radius:0 12px 12px 0;color:var(--ink-700);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:24px auto;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--ink-500);margin-top:10px;}
.article-body hr{border:none;border-top:1px solid var(--line);margin:32px 0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;
  background:var(--surface);border:1px solid var(--line);
}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:var(--sub-bg);color:var(--ink-900);font-weight:700;}
.article-body code{background:var(--sub-bg);padding:2px 6px;border-radius:6px;font-size:14px;color:var(--brand-700);}
.article-body pre{background:var(--brand-900);color:#EDE7DB;padding:18px;border-radius:12px;overflow-x:auto;font-size:14px;line-height:1.7;}
.article-body pre code{background:transparent;color:inherit;padding:0;}

/* ---------- 文末操作 ---------- */
.article-foot{margin-top:48px;padding-top:28px;border-top:1px solid var(--line);}
.article-foot h4{font-family:var(--sans);font-size:14px;color:var(--ink-500);font-weight:700;margin:0 0 12px;letter-spacing:.02em;}
.foot-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px;}

/* ---------- 相关推荐 ---------- */
.related{margin-top:64px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap;}
.section-head h2{font-size:24px;}
.section-head .more{font-size:14px;font-weight:700;color:var(--brand-700);}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rcard{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;display:flex;flex-direction:column;transition:all .2s ease;
}
.rcard:hover{transform:translateY(-2px);box-shadow:var(--shadow-3);border-color:var(--brand-500);}
.rcard .thumb{overflow:hidden;}
.rcard .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease;}
.rcard:hover .thumb img{transform:scale(1.03);}
.rcard .rc-body{padding:18px;display:flex;flex-direction:column;gap:10px;}
.rcard h3{font-family:var(--sans);font-size:16px;font-weight:700;line-height:1.5;color:var(--ink-900);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rcard .rc-meta{font-size:12px;color:var(--ink-500);}

/* ---------- 侧栏 ---------- */
.article-side{display:none;min-width:0;}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:20px;box-shadow:var(--shadow-1);margin-bottom:20px;
}
.side-card h3{font-family:var(--sans);font-size:14px;font-weight:700;color:var(--ink-900);margin-bottom:14px;letter-spacing:.02em;}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-link{
  display:block;padding:7px 10px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  font-size:13.5px;color:var(--ink-700);line-height:1.5;transition:all .2s ease;
}
.toc-link.is-sub{padding-left:22px;font-size:13px;color:var(--ink-500);}
.toc-link:hover{background:var(--sub-bg);color:var(--brand-700);}
.toc-link.is-current{background:var(--sub-bg);border-left-color:var(--accent-500);color:var(--brand-700);font-weight:700;}
.toc-empty{font-size:13px;color:var(--ink-500);}
.side-entry{
  display:flex;flex-direction:column;gap:2px;padding:10px 12px;border-radius:10px;
  border:1px solid var(--line);background:var(--sub-bg);margin-bottom:8px;transition:all .2s ease;
}
.side-entry:last-child{margin-bottom:0;}
.side-entry strong{font-size:13.5px;color:var(--ink-900);font-weight:700;}
.side-entry span{font-size:11.5px;color:var(--ink-500);}
.side-entry:hover{border-color:var(--brand-500);transform:translateY(-1px);}
.side-entry:hover strong{color:var(--brand-700);}

/* ---------- 空态 ---------- */
.empty-block{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:56px 24px;text-align:center;box-shadow:var(--shadow-1);
}
.empty-figure{width:96px;height:96px;margin:0 auto 22px;position:relative;}
.empty-figure::before{content:"";position:absolute;inset:0;border:2px solid var(--brand-500);border-radius:50%;opacity:.35;}
.empty-figure::after{content:"";position:absolute;left:20px;right:20px;top:50%;height:2px;background:var(--accent-500);opacity:.55;transform:rotate(-8deg);}
.empty-block h2{font-size:22px;margin-bottom:12px;}
.empty-block p{color:var(--ink-500);font-size:15px;margin-bottom:24px;}

/* ---------- CTA ---------- */
.cta-panel{background:var(--brand-900);padding:64px 0;position:relative;overflow:hidden;}
.cta-panel::before{
  content:"";position:absolute;top:-120px;right:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,122,102,.28),transparent 68%);
}
.cta-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:36px;position:relative;z-index:1;}
.cta-text h2{color:#fff;font-size:30px;line-height:1.35;margin-bottom:16px;}
.cta-text p{color:#EDE7DB;font-size:15px;line-height:1.8;}
.cta-list{list-style:none;margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.cta-list li{position:relative;padding-left:20px;color:#EDE7DB;font-size:14.5px;}
.cta-list li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:8px;background:var(--accent-300);border-radius:2px;}
.cta-form{
  background:var(--surface);border-radius:var(--radius-lg);padding:24px;
  box-shadow:var(--shadow-2);
}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--ink-500);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;min-height:46px;padding:11px 14px;border:1px solid var(--line);
  border-radius:var(--radius);background:var(--surface);color:var(--ink-900);
  font-size:15px;transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:88px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent-500);box-shadow:0 0 0 3px rgba(210,118,46,.18);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--error);}
.field .err{display:none;font-size:12px;color:var(--error);margin-top:6px;}
.field.has-error .err{display:block;}
.form-note{font-size:12px;color:var(--ink-500);margin-top:12px;line-height:1.7;}
.form-ok{
  display:none;margin-top:14px;padding:10px 14px;border-radius:10px;
  background:rgba(46,125,91,.1);color:var(--success);font-size:13px;
}
.form-ok.is-show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);padding:64px 0 0;color:#B9C6C1;font-size:13.5px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;}
.site-footer h4{font-family:var(--sans);font-size:14px;color:#fff;font-weight:700;margin:0 0 16px;letter-spacing:.02em;}
.brandline{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:19px;font-weight:700;color:#fff;margin-bottom:14px;}
.site-footer p{color:#B9C6C1;line-height:1.8;}
.footer-card{
  display:flex;flex-direction:column;gap:2px;padding:10px 12px;border-radius:10px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  color:#EDE7DB;margin-bottom:8px;transition:all .2s ease;
}
.footer-card strong,.footer-card{font-size:13px;font-weight:700;}
.footer-card span{font-size:11.5px;color:#9FB3AD;font-weight:400;}
.footer-card:hover{background:rgba(255,255,255,.1);border-color:var(--accent-300);color:#fff;transform:translateX(2px);}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:#B9C6C1;font-size:13.5px;display:inline-block;transition:all .2s ease;}
.footer-links a:hover{color:var(--accent-300);transform:translateX(2px);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12px;color:#8FA39D;
}

/* ---------- 响应式 ---------- */
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 288px;gap:48px;}
  .article-main{margin:0;}
  .article-side{display:block;}
  .cta-grid{grid-template-columns:minmax(0,1fr) 400px;gap:48px;}
}
@media (max-width:1023px){
  .nav-inner{flex-wrap:wrap;position:relative;}
  .logo{order:1;}
  .nav-toggle{order:2;display:inline-flex;align-items:center;justify-content:center;margin-left:auto;}
  .nav-panel{
    order:3;display:none;width:100%;margin:12px 0 0;flex-direction:column;gap:6px;
    border-radius:var(--radius-lg);padding:10px;box-shadow:var(--shadow-2);
  }
  .nav-panel.is-open{display:flex;}
  .nav-card{width:100%;white-space:normal;padding:11px 13px;}
  .nav-cta{order:4;display:none;width:100%;margin-top:8px;}
  .nav-cta.is-open{display:block;}
  .nav-cta .btn{width:100%;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .article-layout{padding-top:22px;padding-bottom:48px;gap:32px;}
  .article-head h1{font-size:28px;}
  .article-body h2{font-size:22px;margin-top:34px;}
  .article-body h3{font-size:18px;}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;}
  .cta-panel{padding:44px 0;}
  .cta-text h2{font-size:24px;}
  .cta-form{padding:20px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:1fr;gap:24px;padding-bottom:32px;}
  .foot-actions .btn{width:100%;}
}
@media (max-width:479px){
  .article-head h1{font-size:26px;}
  .btn{width:100%;}
  .nav-toggle{width:44px;}
}

/* roulang page: category2 */
:root{
  --brand-900:#0B322C;
  --brand-700:#0F4C45;
  --brand-500:#1E7A66;
  --accent-500:#D2762E;
  --accent-600:#B85F1F;
  --accent-300:#F0B27A;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --sub-bg:#F2EFE8;
  --line:#E3DED4;
  --ink-900:#14211F;
  --ink-700:#33413D;
  --ink-500:#6B7A75;
  --success:#2E7D5B;
  --warn:#B58A2B;
  --error:#B3453A;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(20,33,31,.06);
  --sh-2:0 8px 24px -8px rgba(11,50,44,.18);
  --sh-3:0 14px 32px -10px rgba(11,50,44,.24);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --sp:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.3;font-weight:700}
h1,h2{font-family:var(--serif);font-weight:700}
h1{font-size:40px;letter-spacing:.01em}
h2{font-size:30px;letter-spacing:.01em}
h3{font-size:22px}
h4{font-size:18px}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent-500)}
img{max-width:100%;height:auto;display:block}
ul,ol{margin:0;padding:0}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(210,118,46,.35);border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--sp) 0}
.section--sub{background:var(--sub-bg)}
.section--paper{background:var(--surface)}
.section-head{max-width:760px;margin-bottom:36px}
.section-head p{font-size:16px;color:var(--ink-500);max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;color:var(--brand-500);
  background:rgba(30,122,102,.1);
  padding:5px 12px;border-radius:999px;margin-bottom:16px;font-weight:600;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-sm);
  border:1px solid transparent;cursor:pointer;
  font-size:15px;font-weight:600;letter-spacing:.02em;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--accent-500);color:#fff}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-3)}
.btn-primary:active{transform:none;box-shadow:none}
.btn-ghost{background:transparent;border-color:var(--brand-700);color:var(--brand-700)}
.btn-ghost:hover{background:rgba(15,76,69,.08);border-color:var(--brand-900);color:var(--brand-900)}
.btn-light{background:transparent;border-color:var(--accent-300);color:var(--accent-300)}
.btn-light:hover{background:rgba(240,178,122,.16);color:var(--accent-300)}
.btn-block{width:100%}
.btn[disabled]{background:#D8D2C6;color:#9A968D;border-color:transparent;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;border-bottom:1px solid transparent;
  transition:background-color .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:var(--surface);
  border-bottom-color:var(--line);
  box-shadow:var(--sh-1);
}
.nav-inner{display:flex;align-items:center;gap:20px;padding:14px 0}
.logo{
  display:flex;align-items:center;gap:10px;
  font-family:var(--serif);font-size:21px;font-weight:700;color:var(--brand-900);
  white-space:nowrap;letter-spacing:.01em;
}
.logo:hover{color:var(--brand-900)}
.logo-mark{
  width:32px;height:32px;border-radius:999px;
  background:var(--accent-500);color:#fff;
  display:grid;place-items:center;
  font-family:var(--serif);font-size:17px;font-weight:700;flex:0 0 auto;
}
.nav-panel{
  display:flex;align-items:stretch;gap:6px;margin-left:auto;
  background:var(--sub-bg);border:1px solid var(--line);
  padding:6px;border-radius:var(--r-lg);
}
.nav-card{
  position:relative;
  display:flex;flex-direction:column;justify-content:center;
  padding:8px 14px;border-radius:var(--r-md);
  border:1px solid transparent;
  font-size:14px;font-weight:600;color:var(--ink-900);
  line-height:1.35;transition:all .2s ease;
}
.nav-card span{display:block;font-size:11px;font-weight:400;color:var(--ink-500);margin-top:2px}
.nav-card:hover{background:var(--surface);border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px)}
.nav-card.is-active{background:var(--surface);box-shadow:var(--sh-1);color:var(--brand-700)}
.nav-card.is-active::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:999px;background:var(--accent-500);
}
.nav-cta{margin-left:4px;display:flex;align-items:center}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;
  align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);color:var(--brand-900);font-size:17px;cursor:pointer;
  transition:all .2s ease;
}
.nav-toggle:hover{border-color:var(--brand-500);color:var(--brand-700)}

/* ---------- Hero ---------- */
.hero-cat{position:relative;overflow:hidden;color:#fff}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(11,50,44,.74),rgba(11,50,44,.88)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 88% 12%,rgba(240,178,122,.18),transparent 46%);
}
.hero-inner{position:relative;z-index:1;padding:48px 0 56px;max-width:840px}
.crumb{font-size:13px;color:rgba(255,255,255,.72);margin-bottom:20px}
.crumb a{color:rgba(255,255,255,.72)}
.crumb a:hover{color:var(--accent-300)}
.crumb .sep{margin:0 8px;color:rgba(255,255,255,.45)}
.crumb .now{color:rgba(255,255,255,.92)}
.hero-cat h1{color:#fff;font-size:38px;max-width:760px}
.hero-sub{font-size:17px;line-height:1.75;color:rgba(255,255,255,.88);margin:16px 0 0;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:26px;font-size:14px;color:rgba(255,255,255,.82)}
.hero-points li{display:flex;align-items:center;gap:8px;list-style:none}
.hero-points li::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--accent-300);flex:0 0 auto}

/* ---------- 数据块 ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);transition:all .2s ease;
}
.stat:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.stat b{display:block;font-family:var(--serif);font-size:30px;color:var(--brand-700);line-height:1.2}
.stat span{display:block;font-size:13px;color:var(--ink-500);margin-top:6px}
.stat-bar{height:4px;border-radius:999px;background:var(--line);margin-top:16px;overflow:hidden}
.stat-bar i{display:block;height:100%;border-radius:999px;background:var(--brand-500)}
.stat:nth-child(2) .stat-bar i{background:var(--accent-500)}
.stat:nth-child(4) .stat-bar i{background:var(--brand-900)}

/* ---------- 角色卡 ---------- */
.role-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.role-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;gap:14px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.role-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFD9D4}
.role-head{display:flex;align-items:center;gap:14px}
.role-icon{
  width:46px;height:46px;border-radius:var(--r-md);flex:0 0 auto;
  background:rgba(30,122,102,.1);color:var(--brand-500);
  display:grid;place-items:center;font-size:18px;
}
.role-card h3{font-size:20px}
.role-badge{
  display:inline-block;font-size:12px;font-weight:600;color:#9A4F14;
  background:rgba(210,118,46,.12);border-radius:999px;padding:3px 10px;
}
.dot-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.dot-list li{position:relative;padding-left:18px;font-size:15px;color:var(--ink-700);line-height:1.7}
.dot-list li::before{
  content:"";position:absolute;left:0;top:.65em;
  width:7px;height:7px;border-radius:2px;background:var(--brand-500);
}
.card-link{
  margin-top:auto;font-size:14px;font-weight:600;color:var(--brand-700);
  display:inline-flex;align-items:center;gap:8px;
}
.card-link i{transition:transform .2s ease}
.card-link:hover i{transform:translateX(3px)}

/* ---------- 流程轨道 ---------- */
.track-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.track-step{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 22px;box-shadow:var(--sh-1);
}
.track-num{
  font-family:var(--serif);font-size:34px;color:var(--accent-500);
  line-height:1;letter-spacing:.02em;
}
.track-step h3{font-size:18px;margin:12px 0 8px}
.track-step p{font-size:14px;color:var(--ink-500);line-height:1.7;margin:0}
.track-rail{height:6px;border-radius:999px;background:var(--line);margin-bottom:18px;overflow:hidden}
.track-rail i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand-500),var(--accent-500))}

/* ---------- 矩阵表 ---------- */
.table-wrap{
  overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--surface);box-shadow:var(--sh-1);
}
table.matrix{width:100%;border-collapse:collapse;min-width:620px}
table.matrix th,table.matrix td{
  padding:16px 20px;text-align:left;font-size:15px;
  border-bottom:1px solid var(--line);
}
table.matrix thead th{
  background:var(--sub-bg);color:var(--brand-900);font-size:14px;
  letter-spacing:.02em;font-weight:700;
}
table.matrix thead th:not(:first-child){text-align:center}
table.matrix td:not(:first-child){text-align:center;color:var(--ink-500)}
table.matrix tbody tr:last-child td{border-bottom:none}
table.matrix tbody tr:hover{background:rgba(30,122,102,.04)}
.mark-yes{
  display:inline-block;padding:2px 10px;border-radius:999px;font-size:13px;font-weight:600;
  color:var(--success);background:rgba(46,125,91,.12);
}
.mark-no{color:var(--ink-500);font-size:15px}
.matrix-note{margin-top:18px;font-size:14px;color:var(--ink-500)}

/* ---------- 情形卡 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.case-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.case-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.case-media{overflow:hidden;aspect-ratio:16/9;background:var(--sub-bg)}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.case-card:hover .case-media img{transform:scale(1.03)}
.case-body{padding:24px}
.case-body h3{font-size:20px;margin-bottom:10px}
.case-body p{font-size:15px;color:var(--ink-700)}
.case-tag{
  display:inline-block;font-size:12px;font-weight:600;color:var(--brand-700);
  background:rgba(30,122,102,.1);border-radius:999px;padding:3px 10px;margin-bottom:12px;
}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 44px;align-items:start}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 0;font-size:17px;font-weight:700;color:var(--ink-900);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-700)}
.faq-icon{
  width:28px;height:28px;flex:0 0 auto;border-radius:999px;
  border:1px solid var(--brand-500);color:var(--brand-500);
  display:grid;place-items:center;font-size:14px;font-weight:400;
  transition:transform .2s ease,color .2s ease,border-color .2s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);color:var(--accent-500);border-color:var(--accent-500)}
.faq-answer{padding:0 0 18px;font-size:15px;line-height:1.8;color:var(--ink-700);max-width:92%}

/* ---------- 标签云 ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-block;font-size:12px;padding:7px 14px;border-radius:999px;
  background:var(--sub-bg);border:1px solid var(--line);color:var(--ink-700);
  transition:all .2s ease;
}
.tag:hover{border-color:var(--brand-500);color:var(--brand-700);background:rgba(30,122,102,.08)}

/* ---------- 引导条 ---------- */
.help-bar{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 28px;margin-top:36px;box-shadow:var(--sh-1);
}
.help-bar strong{display:block;font-size:18px;color:var(--ink-900);margin-bottom:4px}
.help-bar p{font-size:14px;color:var(--ink-500);margin:0}

/* ---------- CTA 面板 ---------- */
.cta-panel{background:var(--brand-900);color:#EDE7DB;padding:72px 0;position:relative;overflow:hidden}
.cta-panel::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;
  border-radius:50%;background:radial-gradient(circle,rgba(240,178,122,.16),transparent 68%);
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;position:relative;z-index:1}
.cta-copy h2{color:#fff;margin-bottom:16px}
.cta-copy p{color:rgba(237,231,219,.82);font-size:15px;max-width:460px}
.cta-list{list-style:none;display:flex;flex-direction:column;gap:12px;margin-top:22px}
.cta-list li{display:flex;gap:10px;font-size:15px;color:rgba(237,231,219,.9)}
.cta-list li::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--accent-300);flex:0 0 auto;margin-top:.62em}
.form-card{
  background:#fff;border-radius:var(--r-lg);padding:28px;
  box-shadow:var(--sh-2);color:var(--ink-700);
}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .form-lead{font-size:13px;color:var(--ink-500);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--ink-500);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;height:46px;border:1px solid var(--line);border-radius:var(--r-md);
  padding:0 14px;background:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:92px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent-500);
  box-shadow:0 0 0 3px rgba(210,118,46,.18);
}
.field.has-error input,.field.has-error select{border-color:var(--error)}
.field-error{display:none;font-size:12px;color:var(--error);margin-top:6px}
.field.has-error .field-error{display:block}
.form-note{font-size:12px;color:var(--ink-500);margin-top:12px;line-height:1.7}
.form-ok{
  display:none;margin-bottom:16px;padding:12px 14px;border-radius:var(--r-md);
  background:rgba(46,125,91,.1);border:1px solid rgba(46,125,91,.3);
  color:var(--success);font-size:13px;
}
.form-ok.is-show{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#B9C6C1;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1.1fr .9fr .9fr;gap:40px}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.footer-grid p{font-size:14px;line-height:1.8;color:#B9C6C1}
.brandline{
  display:flex;align-items:center;gap:10px;margin-bottom:14px;
  font-family:var(--serif);font-size:19px;font-weight:700;color:#fff;
}
.footer-card{
  display:block;padding:10px 12px;border-radius:var(--r-md);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);
  color:#EDE7DB;font-size:14px;margin-bottom:10px;
  transition:all .2s ease;
}
.footer-card span{display:block;font-size:12px;color:#8FA39D;margin-top:2px}
.footer-card:hover{background:rgba(255,255,255,.12);color:var(--accent-300);transform:translateX(2px)}
.footer-links{list-style:none}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#B9C6C1;font-size:14px;transition:all .2s ease}
.footer-links a:hover{color:var(--accent-300);padding-left:2px}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;
  font-size:12px;color:#8FA39D;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  h1{font-size:34px}
  h2{font-size:26px}
  .hero-cat h1{font-size:32px}
  .nav-card{padding:8px 11px;font-size:13px}
  .nav-card span{font-size:10px}
}
@media (max-width:1023px){
  :root{--sp:64px}
  .nav-toggle{display:inline-flex}
  .nav-cta{display:none}
  .nav-panel{
    position:fixed;left:0;right:0;top:70px;
    flex-direction:column;gap:8px;margin:0;
    background:var(--surface);border-radius:0 0 var(--r-lg) var(--r-lg);
    padding:16px;box-shadow:var(--sh-2);
    max-height:calc(100vh - 90px);overflow:auto;
    display:none;
  }
  .nav-panel.is-open{display:flex}
  .nav-card{padding:12px 14px;font-size:15px;border-color:var(--line)}
  .nav-card.is-active::before{top:12px;bottom:12px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .track-grid{grid-template-columns:repeat(2,1fr)}
  .cta-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--sp:48px}
  .container{padding:0 18px}
  h1{font-size:28px}
  h2{font-size:22px}
  h3{font-size:18px}
  .hero-inner{padding:36px 0 44px}
  .hero-cat h1{font-size:28px}
  .hero-sub{font-size:16px}
  .hero-actions .btn{width:100%}
  .role-grid,.case-grid,.faq-grid{grid-template-columns:1fr}
  .faq-grid{gap:0}
  .stats-grid{grid-template-columns:1fr;gap:14px}
  .track-grid{grid-template-columns:1fr}
  .help-bar{flex-direction:column;align-items:flex-start;gap:16px}
  .help-bar .btn{width:100%}
  .cta-panel{padding:52px 0}
  .footer-grid{grid-template-columns:1fr}
  .site-footer{padding:48px 0 0}
  .footer-bottom{flex-direction:column;gap:6px}
  .stat b{font-size:26px}
}
@media (max-width:479px){
  .logo{font-size:19px}
  .hero-points{flex-direction:column;gap:8px}
  .role-card,.form-card{padding:20px}
}

/* roulang page: category3 */
:root{
  --brand-900:#0B322C;
  --brand-700:#0F4C45;
  --brand-500:#1E7A66;
  --accent-500:#D2762E;
  --accent-600:#B85F1F;
  --accent-300:#F0B27A;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --line:#E3DED4;
  --sub-bg:#F2EFE8;
  --ink-900:#14211F;
  --ink-700:#33413D;
  --ink-500:#6B7A75;
  --success:#2E7D5B;
  --warn:#B58A2B;
  --error:#B3453A;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(20,33,31,.06);
  --shadow-2:0 8px 24px -8px rgba(11,50,44,.18);
  --shadow-3:0 14px 32px -10px rgba(11,50,44,.24);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --tr:200ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-700);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-700);text-decoration:none;transition:color var(--tr),background-color var(--tr),transform var(--tr);}
a:hover{color:var(--accent-500);}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.32;}
h1,h2{font-family:var(--serif);font-weight:700;}
h3,h4{font-family:var(--sans);font-weight:700;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink-900);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:none;box-shadow:0 0 0 3px rgba(210,118,46,.35);border-radius:8px;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--accent-500);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--accent-500);border-radius:2px;}
.section{padding:80px 0;}
.section--tight{padding:56px 0;}
.section--alt{background:var(--sub-bg);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:32px;}
.section-head h2{font-size:30px;margin-bottom:12px;}
.section-head p{font-size:15px;color:var(--ink-500);line-height:1.75;margin:0;}
.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;transition:all var(--tr);
  white-space:nowrap;
}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-3);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn-secondary{background:transparent;border-color:var(--brand-700);color:var(--brand-700);}
.btn-secondary:hover{background:rgba(15,76,69,.08);color:var(--brand-700);border-color:var(--brand-900);}
.btn-on-dark{background:transparent;border-color:var(--accent-300);color:var(--accent-300);}
.btn-on-dark:hover{background:rgba(240,178,122,.14);color:#fff;border-color:var(--accent-300);}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{background:#D8D2C6;color:#9A968D;border-color:#D8D2C6;cursor:not-allowed;box-shadow:none;transform:none;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background-color var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.site-header.is-scrolled{
  background:var(--surface);
  border-bottom-color:var(--line);
  box-shadow:var(--shadow-1);
}
.nav-inner{display:flex;align-items:center;gap:18px;min-height:78px;padding-top:10px;padding-bottom:10px;}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--serif);font-size:21px;font-weight:700;color:var(--ink-900);
  letter-spacing:.01em;white-space:nowrap;flex:0 0 auto;
}
.logo:hover{color:var(--brand-700);}
.logo-mark{
  width:32px;height:32px;border-radius:9px;flex:0 0 auto;
  background:var(--brand-900);color:var(--accent-300);
  display:grid;place-items:center;font-family:var(--sans);font-size:17px;font-weight:700;
}
.nav-panel{
  display:flex;align-items:stretch;gap:6px;flex:1 1 auto;
  background:var(--sub-bg);border:1px solid var(--line);
  border-radius:14px;padding:6px;
}
.nav-card{
  flex:1 1 0;min-width:0;
  display:flex;flex-direction:column;justify-content:center;
  padding:7px 12px;border-radius:10px;border:1px solid transparent;
  font-size:14px;font-weight:700;color:var(--ink-900);line-height:1.3;
  transition:all var(--tr);
}
.nav-card span{display:block;font-size:12px;font-weight:400;color:var(--ink-500);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.nav-card:hover{background:var(--surface);border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px);}
.nav-card.is-active{background:var(--surface);border-color:var(--line);box-shadow:var(--shadow-1);position:relative;}
.nav-card.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;
  background:var(--accent-500);border-radius:2px;
}
.nav-cta{flex:0 0 auto;display:flex;align-items:center;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:var(--surface);color:var(--brand-900);
  font-size:17px;cursor:pointer;align-items:center;justify-content:center;
  transition:all var(--tr);
}
.nav-toggle:hover{border-color:var(--brand-500);color:var(--brand-700);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:290px;
  display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(104deg,rgba(11,50,44,.94) 0%,rgba(11,50,44,.82) 46%,rgba(11,50,44,.58) 100%);
}
.hero::after{
  content:"";position:absolute;right:-80px;top:-60px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,178,122,.18) 0%,rgba(240,178,122,0) 68%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:1;padding:52px 0;width:100%;}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:rgba(237,231,219,.72);margin-bottom:16px;
}
.breadcrumb a{color:rgba(237,231,219,.86);}
.breadcrumb a:hover{color:var(--accent-300);}
.breadcrumb i{font-size:10px;opacity:.7;}
.breadcrumb .current{color:var(--accent-300);}
.hero h1{
  color:#fff;font-size:38px;letter-spacing:.01em;max-width:820px;
}
.hero-sub{
  margin-top:16px;max-width:680px;font-size:17px;line-height:1.75;color:#EDE7DB;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:13px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);
  color:#EDE7DB;transition:all var(--tr);
}
.chip:hover{background:rgba(240,178,122,.18);border-color:var(--accent-300);color:#fff;}

/* ---------- 通用卡片与标签 ---------- */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow-1);transition:all var(--tr);
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(210,118,46,.12);color:var(--accent-600);
}
.badge--brand{background:rgba(30,122,102,.12);color:var(--brand-700);}
.badge--muted{background:var(--sub-bg);color:var(--ink-500);}
.text-link{font-size:14px;font-weight:700;color:var(--brand-700);display:inline-flex;align-items:center;gap:6px;}
.text-link i{transition:transform var(--tr);font-size:12px;}
.text-link:hover{color:var(--accent-500);text-decoration:underline;text-underline-offset:4px;}
.text-link:hover i{transform:translateX(3px);}

/* ---------- 帮助主区：时间线 + FAQ ---------- */
.layout-help{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.02fr);gap:36px;align-items:start;}
.panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow-1);
}
.panel-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-bottom:16px;margin-bottom:22px;border-bottom:1px solid var(--line);
}
.panel-head h2{font-size:22px;font-family:var(--sans);font-weight:700;}
.panel-head .meta{font-size:13px;color:var(--ink-500);}

.timeline{position:relative;padding-left:26px;}
.timeline::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:1px;background:var(--line);
}
.tl-item{position:relative;padding-bottom:24px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-24px;top:7px;width:11px;height:11px;border-radius:50%;
  background:var(--brand-500);box-shadow:0 0 0 4px rgba(30,122,102,.14);
}
.tl-item.is-new::before{background:var(--accent-500);box-shadow:0 0 0 4px rgba(210,118,46,.16);}
.tl-date{font-family:var(--serif);font-size:14px;color:var(--accent-500);letter-spacing:.02em;}
.tl-title{font-size:17px;font-weight:700;color:var(--ink-900);margin-top:5px;line-height:1.5;}
.tl-desc{font-size:15px;color:var(--ink-700);line-height:1.75;margin-top:5px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;}

.faq{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:none;border:0;padding:16px 0;cursor:pointer;text-align:left;
  display:flex;align-items:flex-start;gap:16px;justify-content:space-between;
  font-size:17px;font-weight:700;color:var(--ink-900);line-height:1.55;
  transition:color var(--tr);
}
.faq-q:hover{color:var(--brand-700);}
.faq-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;margin-top:1px;
  border:1px solid var(--brand-500);color:var(--brand-500);
  display:grid;place-items:center;font-size:15px;transition:all var(--tr);
}
.faq-q[aria-expanded="true"] .faq-icon{transform:rotate(45deg);border-color:var(--accent-500);color:var(--accent-500);}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows 240ms ease;}
.faq-item.open .faq-a{grid-template-rows:1fr;}
.faq-a-inner{overflow:hidden;}
.faq-a p{font-size:15px;line-height:1.8;color:var(--ink-700);padding:0 44px 18px 0;margin:0;}

/* ---------- 排查步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow-1);transition:all var(--tr);
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D8D2C6;}
.step-num{font-family:var(--serif);font-size:34px;color:var(--accent-500);line-height:1;}
.step-bar{height:4px;border-radius:999px;background:var(--sub-bg);margin:14px 0 14px;overflow:hidden;}
.step-bar i{display:block;height:100%;border-radius:999px;background:var(--brand-500);}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--ink-700);line-height:1.75;margin:0;}
.step-note{margin-top:12px;font-size:13px;color:var(--ink-500);display:flex;align-items:center;gap:6px;}

/* ---------- 热度榜 ---------- */
.rank-list{border-top:1px solid var(--line);}
.rank-item{
  display:grid;grid-template-columns:44px minmax(0,1fr) 120px;gap:16px;align-items:center;
  padding:16px 0;border-bottom:1px solid var(--line);
}
.rank-no{font-family:var(--serif);font-size:22px;color:var(--accent-500);text-align:center;}
.rank-item:nth-child(n+4) .rank-no{color:var(--ink-500);}
.rank-title{font-size:16px;font-weight:700;color:var(--ink-900);}
.rank-desc{font-size:13px;color:var(--ink-500);margin-top:3px;}
.rank-bar{height:6px;border-radius:999px;background:var(--sub-bg);overflow:hidden;}
.rank-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--brand-500),var(--accent-500));border-radius:999px;}
.rank-pct{font-size:12px;color:var(--ink-500);margin-top:6px;text-align:right;}

/* ---------- 人工支持 ---------- */
.support-grid{display:grid;grid-template-columns:1.32fr 1fr;gap:24px;align-items:stretch;}
.support-main{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
}
.support-main img{width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--line);}
.support-main .body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.support-main h3{font-size:21px;}
.support-main p{font-size:15px;color:var(--ink-700);margin:0;}
.support-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.support-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow-1);transition:all var(--tr);
}
.support-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.support-card .ico{
  width:40px;height:40px;border-radius:11px;background:var(--sub-bg);color:var(--brand-700);
  display:grid;place-items:center;font-size:17px;margin-bottom:12px;
}
.support-card h3{font-size:17px;margin-bottom:8px;}
.support-card p{font-size:14px;color:var(--ink-700);margin:0 0 12px;line-height:1.75;}
.support-card .hours{font-size:13px;color:var(--ink-500);display:flex;align-items:center;gap:6px;}

.stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  background:var(--sub-bg);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;margin-top:24px;
}
.stat b{display:block;font-family:var(--serif);font-size:30px;color:var(--brand-700);line-height:1.2;}
.stat span{display:block;font-size:13px;color:var(--ink-500);margin-top:6px;}

/* ---------- 仍未解决 ---------- */
.resolve{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--accent-500);
  border-radius:var(--radius-lg);padding:26px 30px;box-shadow:var(--shadow-1);
}
.resolve h3{font-size:20px;margin-bottom:6px;}
.resolve p{font-size:15px;color:var(--ink-500);margin:0;}
.resolve-actions{display:flex;gap:12px;flex:0 0 auto;}

/* ---------- CTA 面板 ---------- */
.cta-panel{background:var(--brand-900);color:#EDE7DB;padding:72px 0;}
.cta-grid{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:52px;align-items:start;}
.cta-panel h2{color:#fff;font-size:30px;margin-bottom:16px;}
.cta-panel .lead{color:#EDE7DB;font-size:16px;line-height:1.8;max-width:520px;}
.cta-list{margin-top:24px;display:grid;gap:12px;}
.cta-list li{display:flex;gap:10px;font-size:15px;color:#EDE7DB;line-height:1.7;}
.cta-list li::before{
  content:"";flex:0 0 auto;width:8px;height:8px;border-radius:2px;background:var(--accent-300);margin-top:10px;
}
.cta-visual{
  margin-top:28px;max-width:400px;border-radius:var(--radius-md);overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
}
.cta-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;opacity:.92;}

.form-card{
  background:var(--surface);border-radius:var(--radius-lg);padding:28px;
  box-shadow:var(--shadow-3);
}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .hint{font-size:13px;color:var(--ink-500);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--ink-500);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;height:46px;padding:0 14px;border-radius:var(--radius-md);
  border:1px solid var(--line);background:var(--surface);
  transition:border-color var(--tr),box-shadow var(--tr);
}
.field textarea{height:98px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent-500);box-shadow:0 0 0 3px rgba(210,118,46,.22);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--error);}
.field .err{display:none;font-size:12px;color:var(--error);margin-top:6px;}
.field.has-error .err{display:block;}
.form-ok{
  display:none;margin-bottom:16px;padding:10px 14px;border-radius:var(--radius-sm);
  background:rgba(46,125,91,.10);border:1px solid rgba(46,125,91,.35);
  color:var(--success);font-size:13px;
}
.form-ok.show{display:block;}
.privacy{font-size:12px;color:var(--ink-500);margin-top:12px;line-height:1.7;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#B9C6C1;padding:64px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:40px;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;}
.site-footer p{color:#B9C6C1;font-size:13px;line-height:1.8;}
.brandline{
  display:inline-flex;align-items:center;gap:10px;color:#fff;
  font-family:var(--serif);font-size:20px;font-weight:700;margin-bottom:14px;
}
.footer-card{
  display:block;padding:10px 14px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);
  color:#EDE7DB;font-size:14px;font-weight:700;margin-bottom:10px;transition:all var(--tr);
}
.footer-card span{display:block;font-size:12px;font-weight:400;color:#9FB0AA;margin-top:2px;}
.footer-card:hover{background:rgba(240,178,122,.14);border-color:var(--accent-300);color:#fff;transform:translateY(-1px);}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:#B9C6C1;font-size:13px;display:inline-block;transition:all var(--tr);}
.footer-links a:hover{color:var(--accent-300);transform:translateX(2px);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.14);padding:18px 0;font-size:12px;color:#8FA09A;
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .nav-card span{display:none;}
}
@media (max-width:1023px){
  .section{padding:60px 0;}
  .nav-inner{min-height:70px;}
  .nav-panel{
    position:fixed;top:80px;left:16px;right:16px;
    flex-direction:column;background:var(--surface);
    border-radius:16px;box-shadow:var(--shadow-3);padding:12px;
    display:none;max-height:calc(100vh - 120px);overflow:auto;
  }
  .nav-panel.is-open{display:flex;}
  .nav-card{padding:12px 14px;font-size:15px;}
  .nav-card span{display:block;font-size:12px;}
  .nav-card.is-active::after{left:14px;right:auto;width:24px;bottom:6px;}
  .nav-toggle{display:inline-flex;}
  .nav-cta .btn{height:40px;padding:0 16px;font-size:13px;}
  .layout-help{grid-template-columns:1fr;gap:24px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .support-grid{grid-template-columns:1fr;}
  .support-side{grid-template-rows:auto auto;grid-template-columns:1fr 1fr;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .cta-panel{padding:56px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .hero h1{font-size:30px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:48px 0;}
  .section--tight{padding:40px 0;}
  .section-head{padding-bottom:0;margin-bottom:24px;}
  .section-head h2,.cta-panel h2{font-size:22px;}
  .hero{min-height:0;}
  .hero-inner{padding:40px 0;}
  .hero h1{font-size:26px;}
  .hero-sub{font-size:15px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .steps{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;gap:18px;}
  .rank-item{grid-template-columns:34px minmax(0,1fr);gap:12px;}
  .rank-bar-wrap{grid-column:2;}
  .rank-pct{text-align:left;}
  .resolve{flex-direction:column;align-items:flex-start;padding:22px;}
  .resolve-actions{width:100%;flex-direction:column;}
  .resolve-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .support-side{grid-template-columns:1fr;}
  .panel{padding:20px;}
  .faq-a p{padding-right:0;}
}
@media (max-width:479px){
  .hero h1{font-size:24px;}
  .logo{font-size:18px;}
  .nav-cta .btn{padding:0 12px;font-size:12px;}
  .chip{font-size:12px;padding:5px 11px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}

.faq-a{grid-template-rows:1fr !important;}