/* roulang page: index */
:root{
  --ink:#14453D;
  --ink-deep:#0B2C27;
  --ink-soft:#E4EFEA;
  --amber:#E2723D;
  --amber-soft:#F9E4D8;
  --bg:#F5F1EA;
  --bg-alt:#EDE7DC;
  --card:#FFFFFF;
  --text:#17211E;
  --text-2:#4C554F;
  --text-3:#7A837D;
  --line:#DCD4C7;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh:0 1px 2px rgba(23,33,30,.06),0 12px 28px -18px rgba(23,33,30,.26);
  --sh-hover:0 18px 38px -20px rgba(23,33,30,.34);
  --t:180ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--ink);text-decoration:none;transition:color var(--t)}
a:focus-visible,button:focus-visible{outline:2px solid rgba(226,114,61,.5);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text);line-height:1.32;letter-spacing:-.2px}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
.sec{padding:88px 0}
.sec-alt{background:var(--bg-alt)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;letter-spacing:1px;color:var(--ink);background:var(--ink-soft);padding:5px 12px;border-radius:var(--r-pill)}
.sec-title{font-size:28px;line-height:1.36;margin-top:14px}
.sec-title::before{content:"";display:block;width:32px;height:3px;border-radius:2px;background:var(--amber);margin-bottom:14px}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:40px}
.sec-desc{margin-top:12px;font-size:15px;color:var(--text-2);max-width:640px;line-height:1.8}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;font-size:15px;font-weight:500;border-radius:var(--r-btn);border:1px solid transparent;transition:background var(--t),color var(--t),transform var(--t),box-shadow var(--t),border-color var(--t);text-align:center;line-height:1.4}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--amber);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink-soft);color:var(--ink-deep);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:10px 18px;font-size:14px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--ink)}
.link-more i{transition:transform var(--t);font-size:12px}
.link-more:hover{color:var(--amber)}
.link-more:hover i{transform:translateX(3px)}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--t)}
.site-header.scrolled{box-shadow:0 8px 24px -18px rgba(23,33,30,.42)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{position:relative;width:32px;height:32px;border-radius:9px;background:var(--ink);flex-shrink:0}
.logo-mark::after{content:"";position:absolute;right:6px;top:6px;width:6px;height:6px;border-radius:50%;background:var(--amber)}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-text strong{font-size:17px;font-weight:700;color:var(--text);letter-spacing:-.3px}
.logo-text span{font-size:12px;color:var(--text-3);letter-spacing:.6px;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{position:relative;display:inline-block;font-size:15px;font-weight:500;color:var(--text);padding:6px 2px}
.nav-links a::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:-2px;width:0;height:2px;background:var(--amber);border-radius:2px;transition:width var(--t)}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{width:100%}
.nav-links a.is-active{color:var(--ink)}
.nav-links a.is-active::after{width:60%;height:3px}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:44px;height:44px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:0;position:relative;align-items:center;justify-content:center}
.nav-toggle span{position:absolute;left:13px;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform var(--t),opacity var(--t)}
.nav-toggle span:nth-child(1){top:16px}
.nav-toggle span:nth-child(2){top:21px}
.nav-toggle span:nth-child(3){top:26px}
.nav-toggle.is-open span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.mobile-mask{position:fixed;inset:0;background:rgba(11,44,39,.42);opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);z-index:190}
.mobile-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{position:fixed;top:0;right:0;width:min(86vw,340px);height:100%;background:#fff;z-index:200;transform:translateX(100%);transition:transform 240ms cubic-bezier(.2,.7,.3,1);padding:20px;display:flex;flex-direction:column;box-shadow:-18px 0 40px -24px rgba(23,33,30,.5)}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:8px}
.drawer-head strong{font-size:16px;color:var(--text)}
.drawer-close{width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:10px;color:var(--text-2);font-size:16px}
.mobile-drawer nav{display:flex;flex-direction:column;padding:8px 0;flex:1}
.mobile-drawer nav a{display:flex;align-items:center;min-height:48px;font-size:15px;font-weight:500;color:var(--text);border-bottom:1px solid var(--line)}
.mobile-drawer nav a:hover{color:var(--ink)}
.drawer-cta{margin-top:16px}

/* Hero */
.hero{position:relative;overflow:hidden;padding:64px 0 88px;background:var(--bg)}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(20,69,61,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(20,69,61,.05) 1px,transparent 1px);background-size:52px 52px;-webkit-mask-image:linear-gradient(180deg,#000,transparent 72%);mask-image:linear-gradient(180deg,#000,transparent 72%);pointer-events:none}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(28px,3.5vw,40px);line-height:1.34;letter-spacing:-.6px}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.85;color:var(--text-2);max-width:540px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-metrics{display:flex;flex-wrap:wrap;margin-top:42px}
.metric{padding:0 26px;border-left:1px solid var(--line)}
.metric:first-child{padding-left:0;border-left:0}
.metric b{display:block;font-size:24px;line-height:1.2;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.5px}
.metric span{display:block;margin-top:4px;font-size:12px;color:var(--text-3)}
.hero-media{position:relative}
.hero-media img{position:relative;z-index:1;width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);box-shadow:var(--sh)}
.hero-media::after{content:"";position:absolute;right:-14px;bottom:-14px;width:104px;height:104px;border-radius:var(--r-img);background:var(--amber)}

/* 服务能力 */
.svc-top{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.svc-bottom{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh);transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:#CFC6B6}
.card-cut{border-top-left-radius:0}
.svc-wide{display:grid;grid-template-columns:200px 1fr;gap:22px;align-items:center}
.svc-wide img{width:100%;height:100%;min-height:150px;object-fit:cover;border-radius:var(--r-img)}
.svc-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;background:var(--ink-soft);color:var(--ink);font-size:17px;margin-bottom:16px}
.svc-num{display:block;font-size:13px;letter-spacing:1.5px;color:var(--amber);font-variant-numeric:tabular-nums;margin-bottom:8px}
.card h3{font-size:20px;margin-bottom:10px}
.card p{font-size:15px;line-height:1.8;color:var(--text-2)}
.svc-bottom .card h3{font-size:18px}

/* 数据通栏 */
.stats{background:var(--ink-deep);color:var(--ink-soft);padding:56px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:6px 28px;border-left:1px solid rgba(255,255,255,.14)}
.stat:first-child{border-left:0;padding-left:0}
.stat b{display:block;font-size:40px;line-height:1.1;font-variant-numeric:tabular-nums;color:#fff;letter-spacing:-1px}
.stat span{display:block;margin-top:10px;font-size:14px;color:rgba(228,239,234,.78)}

/* 场景案例 */
.case-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start}
.case-lead{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh);transition:transform var(--t),box-shadow var(--t)}
.case-lead:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.case-lead img{width:100%;aspect-ratio:16/10;object-fit:cover}
.case-lead .case-body{padding:24px}
.case-lead h3{font-size:20px;margin-bottom:10px}
.case-lead p{font-size:15px;color:var(--text-2);line-height:1.8}
.case-list{display:flex;flex-direction:column;gap:16px}
.case-item{display:flex;gap:16px;align-items:center;padding:14px;border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);transition:background var(--t),border-color var(--t),transform var(--t)}
.case-item:hover{background:var(--bg);border-color:#CFC6B6;transform:translateX(2px)}
.case-item img{width:96px;height:72px;object-fit:cover;border-radius:10px;flex-shrink:0}
.case-item h4{font-size:16px;margin-bottom:4px}
.case-item p{font-size:13px;color:var(--text-2);line-height:1.6}

/* 流程 */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:8px}
.flow-item{position:relative;padding:0 22px}
.flow-item:first-child{padding-left:0}
.flow-num{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--ink);color:#fff;font-size:15px;font-variant-numeric:tabular-nums;font-weight:600;margin-bottom:18px}
.flow-item h3{font-size:17px;margin-bottom:8px}
.flow-item p{font-size:14px;line-height:1.8;color:var(--text-2)}
.flow-line{position:absolute;top:22px;left:0;right:0;height:1px;background:var(--line);z-index:0}
.flow-item .flow-num{position:relative;z-index:1}

/* 最新信息 */
.cms-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:24px;align-items:stretch}
.cms-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh);transition:transform var(--t),box-shadow var(--t)}
.cms-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.cms-card:hover .cms-title a{color:var(--ink)}
.cms-card-lead{grid-row:span 2}
.cms-thumb{display:block;overflow:hidden}
.cms-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 320ms cubic-bezier(.2,.7,.3,1)}
.cms-card:hover .cms-thumb img{transform:scale(1.03)}
.cms-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.cms-meta{display:flex;flex-wrap:wrap;gap:8px}
.badge{display:inline-block;font-size:12px;line-height:1.6;padding:4px 10px;border-radius:var(--r-pill);background:var(--ink-soft);color:var(--ink)}
.badge-time{background:var(--bg-alt);color:var(--text-3)}
.cms-title{font-size:17px;line-height:1.5}
.cms-card-lead .cms-title{font-size:21px}
.cms-title a{color:var(--text)}
.cms-desc{font-size:14px;line-height:1.8;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.cms-empty{grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:56px 24px;border:1px dashed #C9C0B0;border-radius:var(--r-card);background:rgba(255,255,255,.6);text-align:center}
.cms-empty i{font-size:26px;color:var(--ink)}
.cms-empty p{font-size:14px;color:var(--text-3);margin:0}

/* FAQ */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.faq-aside p{margin-top:16px;font-size:15px;line-height:1.85;color:var(--text-2)}
.faq-aside .btn{margin-top:24px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:20px 0 20px 18px;background:none;border:0;text-align:left;font-size:17px;font-weight:500;color:var(--text);position:relative;transition:color var(--t)}
.faq-q::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:3px;border-radius:2px;background:var(--amber);opacity:0;transition:opacity var(--t)}
.faq-q::after{content:"+";flex-shrink:0;font-size:20px;line-height:1;color:var(--ink);font-weight:400}
.faq-item.is-open .faq-q{color:var(--ink)}
.faq-item.is-open .faq-q::before{opacity:1}
.faq-item.is-open .faq-q::after{content:"−"}
.faq-q:hover{color:var(--ink)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 200ms ease}
.faq-a p{padding:0 0 22px 18px;font-size:15px;line-height:1.9;color:var(--text-2);margin:0}

/* 联系区 */
.contact-layout{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start}
.contact-form{padding:32px}
.contact-form .sec-title{margin-top:0;margin-bottom:8px}
.contact-form .sec-title::before{display:none}
.form-intro{font-size:14px;color:var(--text-3);margin-bottom:24px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;color:var(--text-2);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;height:46px;padding:0 14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);font-size:15px;color:var(--text);transition:border-color var(--t),box-shadow var(--t)}
.field textarea{height:auto;min-height:120px;padding:12px 14px;line-height:1.75;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--ink);box-shadow:0 0 0 3px rgba(20,69,61,.12);outline:none}
.field input::placeholder,.field textarea::placeholder{color:#A5ACA6}
.form-tip{margin-top:16px;font-size:14px;line-height:1.8;color:var(--ink);background:var(--ink-soft);border-radius:var(--r-btn);padding:12px 14px}
.contact-info{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:32px;box-shadow:var(--sh)}
.contact-info h3{font-size:18px;margin-bottom:20px}
.info-line{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
.info-line:last-of-type{border-bottom:0}
.info-line i{width:40px;height:40px;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;background:var(--ink-soft);color:var(--ink);font-size:16px}
.info-line strong{display:block;font-size:13px;color:var(--text-3);font-weight:500}
.info-line span{display:block;font-size:15px;color:var(--text);line-height:1.6;margin-top:2px;word-break:break-all}
.info-note{margin-top:20px;font-size:13px;line-height:1.8;color:var(--text-3);padding-top:18px;border-top:1px solid var(--line)}

/* 页脚 */
.site-footer{background:var(--ink-deep);color:var(--ink-soft);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo .logo-mark{background:var(--amber)}
.footer-logo .logo-mark::after{background:#fff}
.footer-logo strong{font-size:17px;color:#fff;letter-spacing:-.3px}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(228,239,234,.72);max-width:320px}
.footer-contact{margin-top:18px;display:flex;flex-direction:column;gap:8px}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(228,239,234,.86)}
.footer-contact i{color:var(--amber);font-size:13px;width:16px;text-align:center}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;font-weight:600;letter-spacing:.4px}
.footer-col li{margin-bottom:6px}
.footer-col a{font-size:14px;line-height:1.9;color:rgba(228,239,234,.78)}
.footer-col a:hover{color:var(--amber)}
.footer-note{font-size:13px;line-height:1.9;color:rgba(228,239,234,.62);margin-bottom:12px}
.footer-bottom{margin-top:48px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:22px;padding-bottom:26px;font-size:13px;color:rgba(228,239,234,.6)}

/* 响应式 */
@media (max-width:1023px){
  .sec{padding:64px 0}
  .nav-links{gap:20px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-media{order:2}
  .hero{padding:48px 0 64px}
  .svc-top{grid-template-columns:1fr}
  .svc-bottom{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:1fr 1fr;row-gap:32px}
  .stat:nth-child(3){border-left:0;padding-left:0}
  .case-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr 1fr;row-gap:36px}
  .flow-line{display:none}
  .flow-item{padding:0}
  .cms-grid{grid-template-columns:1fr}
  .cms-card-lead{grid-row:auto}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .contact-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .nav-links,.nav-actions .btn{display:none}
  .nav-toggle{display:inline-flex}
  .nav-inner{height:60px}
  .logo-text strong{font-size:15px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px}
  .svc-wide{grid-template-columns:1fr}
  .svc-wide img{min-height:170px}
  .svc-bottom{grid-template-columns:1fr}
  .stats{padding:44px 0}
  .stat b{font-size:32px}
  .flow{grid-template-columns:1fr;row-gap:26px}
  .form-row{grid-template-columns:1fr;gap:0}
  .contact-form,.contact-info{padding:24px}
  .hero-metrics{gap:14px 0}
}
@media (max-width:519px){
  .wrap{padding:0 16px}
  .sec{padding:48px 0}
  .hero h1{font-size:27px}
  .hero-sub{font-size:15px}
  .hero-actions .btn{width:100%}
  .metric{padding:0 16px}
  .metric b{font-size:20px}
  .stats-grid{grid-template-columns:1fr;row-gap:22px}
  .stat{border-left:0;padding-left:0}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .case-item img{width:80px;height:64px}
  .btn{padding:13px 20px}
}
@media (prefers-reduced-motion: reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --ink:#14453D;
  --ink-deep:#0B2C27;
  --ink-soft:#E4EFEA;
  --amber:#E2723D;
  --amber-soft:#F9E4D8;
  --bg:#F5F1EA;
  --bg-2:#EDE7DC;
  --card:#FFFFFF;
  --text:#17211E;
  --text-2:#4C554F;
  --text-3:#7A837D;
  --line:#DCD4C7;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh:0 1px 2px rgba(23,33,30,.06), 0 12px 28px -18px rgba(23,33,30,.26);
  --sh-h:0 18px 38px -20px rgba(23,33,30,.34);
  --ease:cubic-bezier(.2,.7,.3,1);
  --wrap:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration:none;transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease)}
button{font-family:inherit}
ul,ol{margin:0}
:focus-visible{outline:2px solid rgba(226,114,61,.6);outline-offset:3px;border-radius:4px}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .18s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 26px -20px rgba(23,33,30,.55)}
.header-inner{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{position:relative;width:32px;height:32px;border-radius:9px;background:var(--ink);flex:0 0 32px}
.logo-mark::after{content:"";position:absolute;right:7px;top:7px;width:6px;height:6px;border-radius:50%;background:var(--amber)}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-size:17px;font-weight:700;color:var(--text);letter-spacing:.2px}
.brand-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.8px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{position:relative;padding:10px 14px;font-size:15px;font-weight:500;color:var(--text);border-radius:8px}
.nav-links a::after{content:"";position:absolute;left:50%;bottom:2px;width:0;height:2px;background:var(--amber);transform:translateX(-50%);transition:width .18s var(--ease)}
.nav-links a:hover{color:var(--ink);background:var(--bg)}
.nav-links a:hover::after{width:60%}
.nav-links a.is-active{color:var(--ink)}
.nav-links a.is-active::after{width:60%;height:3px}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;font-size:15px;font-weight:500;line-height:1.2;
  border-radius:var(--r-btn);border:1px solid transparent;cursor:pointer;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--amber);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px -16px rgba(226,114,61,.9)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink-soft)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:var(--amber);color:#fff;transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-block{width:100%}
.nav-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:10px;cursor:pointer}
.nav-toggle i{font-size:16px;color:var(--text)}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:80;
  width:min(84vw,320px);background:#fff;padding:22px 20px;
  display:flex;flex-direction:column;gap:6px;
  transform:translateX(102%);transition:transform .24s var(--ease);
  box-shadow:-24px 0 48px -32px rgba(11,44,39,.6);
}
.mobile-drawer.is-open{transform:translateX(0)}
.mobile-drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.mobile-drawer .drawer-head strong{font-size:15px;color:var(--ink)}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);border-radius:9px;background:#fff;cursor:pointer;color:var(--text-2)}
.mobile-drawer a.drawer-link{display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:10px;font-size:15px;color:var(--text);font-weight:500}
.mobile-drawer a.drawer-link:hover{background:var(--bg);color:var(--ink)}
.mobile-drawer .btn{margin-top:14px}
.drawer-backdrop{position:fixed;inset:0;z-index:70;background:rgba(11,44,39,.4);opacity:0;pointer-events:none;transition:opacity .24s var(--ease)}
.drawer-backdrop.is-open{opacity:1;pointer-events:auto}

/* ---------- 面包屑 ---------- */
.crumbs{padding:18px 0 0;font-size:13px;line-height:1.6;color:var(--text-3);display:flex;flex-wrap:wrap;align-items:center;gap:2px}
.crumbs a{color:var(--text-3)}
.crumbs a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.crumbs .sep{margin:0 7px;color:#B9B1A3}
.crumbs .current{color:var(--ink);font-weight:500;max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头部 ---------- */
.article-hero{
  background-image:linear-gradient(180deg,rgba(237,231,220,.94),rgba(245,241,234,.97)),url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
  padding:0 0 42px;
}
.article-title{
  font-size:32px;line-height:1.4;font-weight:700;color:var(--ink-deep);
  margin:16px 0 18px;max-width:920px;letter-spacing:.2px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--text-2)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:500;line-height:1.6}
.badge-cat{background:var(--ink-soft);color:var(--ink)}
.badge-time{background:var(--bg-2);color:var(--text-3)}
.dot{color:#B9B1A3}

/* ---------- 正文布局 ---------- */
.article-section{padding:44px 0 76px}
.article-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:36px;align-items:start}
.article-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh);padding:36px 38px;
}
.article-body{max-width:760px;color:var(--text);font-size:16px;line-height:1.9}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1em;line-height:1.9}
.article-body h2{
  position:relative;font-size:23px;line-height:1.45;font-weight:700;color:var(--ink-deep);
  margin:40px 0 16px;padding-left:14px;
}
.article-body h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:3px;border-radius:2px;background:var(--amber)}
.article-body h3{font-size:18px;line-height:1.5;font-weight:600;color:var(--ink);margin:24px 0 12px}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 1em;line-height:1.9}
.article-body li{margin:6px 0}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;background:var(--bg-2);
  border-left:4px solid var(--ink);border-radius:0 10px 10px 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:24px 0 10px}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:0}
.article-body table{width:100%;border-collapse:collapse;font-size:14px;margin:20px 0;display:block;overflow-x:auto;border:1px solid var(--line);border-radius:10px}
.article-body th{background:rgba(20,69,61,.08);color:var(--ink-deep);font-weight:600;text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
.article-body td{padding:11px 14px;border-bottom:1px solid #EDE7DC;color:var(--text-2)}
.article-body tr:last-child td{border-bottom:none}
.article-body a{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--amber)}
.article-body strong{color:var(--ink-deep);font-weight:600}
.article-body hr{border:none;border-top:1px solid var(--line);margin:32px 0}

/* ---------- 侧栏 ---------- */
.aside{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px}
.aside-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);padding:22px}
.aside-card h3{display:flex;align-items:center;gap:9px;font-size:16px;font-weight:700;color:var(--ink-deep);margin:0 0 14px}
.aside-card h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--amber)}
.aside-card > p{font-size:14px;color:var(--text-2);line-height:1.8;margin:0 0 16px}
.rec-list{display:flex;flex-direction:column;gap:6px}
.rec-item{display:flex;align-items:center;gap:12px;padding:8px;border-radius:10px;transition:background-color .18s var(--ease)}
.rec-item:hover{background:var(--bg)}
.rec-item img{width:72px;height:54px;flex:0 0 72px;object-fit:cover;border-radius:8px;background:var(--bg-2)}
.rec-item span{font-size:14px;line-height:1.55;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rec-item:hover span{color:var(--ink)}
.aside-card .btn{margin-top:2px}

/* ---------- 空态 ---------- */
.empty-state{
  border:1px dashed #CFC6B6;border-radius:var(--r-card);background:var(--bg);
  padding:52px 24px;text-align:center;
}
.empty-state i{font-size:26px;color:var(--ink);opacity:.75}
.empty-state h2{font-size:20px;margin:14px 0 8px;color:var(--ink-deep)}
.empty-state p{font-size:14px;color:var(--text-2);margin:0 0 20px}

/* ---------- 相关推荐 ---------- */
.related{padding:0 0 76px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.section-head h2{position:relative;margin:0;padding-left:14px;font-size:24px;line-height:1.4;color:var(--ink-deep)}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:2px;background:var(--amber)}
.section-head p{margin:6px 0 0;font-size:14px;color:var(--text-2)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--ink)}
.text-link i{transition:transform .18s var(--ease)}
.text-link:hover{text-decoration:underline;text-underline-offset:3px}
.text-link:hover i{transform:translateX(3px)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.related-card{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 22px 20px;box-shadow:var(--sh);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--sh-h);border-color:#CFC6B6}
.related-card h3{font-size:17px;line-height:1.5;margin:0 0 10px;color:var(--text);font-weight:600}
.related-card:hover h3{color:var(--ink)}
.related-card p{font-size:14px;line-height:1.7;color:var(--text-2);margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.related-card .meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3)}
.related-card .meta i{color:var(--amber)}

/* ---------- 返回 / CTA ---------- */
.back-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:28px}
.cta-band{background:var(--ink-deep);color:#E4EFEA;padding:46px 0}
.cta-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.cta-band h2{color:#fff;font-size:24px;line-height:1.4;margin:0 0 8px}
.cta-band p{margin:0;font-size:15px;color:#BFD6CE;max-width:620px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-deep);color:#E4EFEA;padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px;padding-bottom:40px}
.footer-logo{display:flex;align-items:center;gap:10px}
.footer-logo strong{font-size:17px;color:#fff;letter-spacing:.2px}
.footer-brand p{font-size:14px;line-height:1.8;color:#A9C2BA;margin:14px 0 16px;max-width:34em}
.footer-contact{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;font-size:14px;color:#BFD6CE}
.footer-contact i{color:var(--amber);margin-right:8px;width:14px;display:inline-block}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin:0 0 14px;letter-spacing:.5px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col a{font-size:14px;line-height:2;color:#BFD6CE}
.footer-col a:hover{color:var(--amber)}
.footer-note{font-size:13px;line-height:1.8;color:#9DB8AF;margin:0 0 10px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding:18px 24px;font-size:13px;color:#8FA9A1}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions .btn-sm{display:none}
  .header-inner{height:64px;gap:12px}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:28px}
  .aside{display:none}
  .article-panel{padding:28px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .article-title{font-size:28px}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .header-inner{height:60px}
  .brand-text strong{font-size:15px}
  .brand-text em{font-size:10px}
  .article-hero{padding-bottom:32px}
  .article-title{font-size:23px;line-height:1.45;margin:12px 0 14px}
  .article-section{padding:28px 0 52px}
  .article-panel{padding:22px 18px;border-radius:12px}
  .article-body h2{font-size:20px;margin-top:32px}
  .article-body h3{font-size:17px}
  .related{padding-bottom:52px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .section-head h2{font-size:21px}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px;padding-bottom:32px}
  .site-footer{padding-top:44px}
  .cta-band{padding:36px 0}
  .cta-band h2{font-size:20px}
  .cta-inner .btn{width:100%}
  .crumbs .current{max-width:100%;white-space:normal}
  .back-row .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --ink:#14453D;
  --ink-deep:#0B2C27;
  --ink-soft:#E4EFEA;
  --amber:#E2723D;
  --amber-soft:#F9E4D8;
  --bg:#F5F1EA;
  --bg-alt:#EDE7DC;
  --card:#FFFFFF;
  --text:#17211E;
  --text-2:#4C554F;
  --text-3:#7A837D;
  --line:#DCD4C7;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-soft:0 1px 2px rgba(23,33,30,.06);
  --sh:0 1px 2px rgba(23,33,30,.06),0 12px 28px -18px rgba(23,33,30,.26);
  --sh-hover:0 18px 38px -20px rgba(23,33,30,.34);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:28px;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--ink);text-decoration:none;transition:color .18s var(--ease)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid rgba(226,114,61,.55);outline-offset:2px;border-radius:4px;
}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding-left:0;list-style:none}
button{font-family:inherit}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:70;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .18s var(--ease)}
.site-header.is-scrolled{box-shadow:0 8px 20px -16px rgba(23,33,30,.65)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{position:relative;width:32px;height:32px;border-radius:9px;background:var(--ink);flex:0 0 auto}
.logo-mark::after{content:"";position:absolute;right:6px;bottom:6px;width:7px;height:7px;border-radius:50%;background:var(--amber)}
.brand-text strong{display:block;font-size:17px;line-height:22px;font-weight:700;color:var(--text);letter-spacing:.2px}
.brand-text span{display:block;font-size:12px;line-height:16px;color:var(--text-3);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;
  font-size:15px;font-weight:500;color:var(--text);border-radius:8px;
}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:5px;width:0;height:2px;border-radius:2px;
  background:var(--amber);transform:translateX(-50%);transition:width .18s var(--ease);
}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{width:60%}
.nav-links a.is-active{color:var(--ink);font-weight:600}
.nav-links a.is-active::after{width:60%;height:3px}
.nav-cta{display:inline-flex;align-items:center;gap:8px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:18px;cursor:pointer;
}
.mobile-panel{
  position:fixed;left:0;right:0;top:60px;bottom:0;z-index:65;background:#fff;
  padding:12px 20px 32px;overflow:auto;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s;
}
.mobile-panel.is-open{opacity:1;visibility:visible;transform:none}
.mobile-panel a{
  display:flex;align-items:center;height:48px;font-size:16px;color:var(--text);
  border-bottom:1px solid var(--line);
}
.mobile-panel a:hover,.mobile-panel a.is-active{color:var(--ink)}
.mobile-panel .btn{margin-top:20px;width:100%}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:500;line-height:1;cursor:pointer;
  transition:background-color .18s var(--ease),color .18s var(--ease),
             transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.btn i{font-size:14px}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--amber);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink-soft)}
.btn-ghost:active{background:#d8e7e0}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:500;color:var(--ink);
  border-bottom:1px solid transparent;padding-bottom:2px;
}
.btn-link i{transition:transform .18s var(--ease)}
.btn-link:hover{border-bottom-color:var(--ink)}
.btn-link:hover i{transform:translateX(3px)}

/* ---------- page hero ---------- */
.page-hero{position:relative;background:var(--ink-deep);color:#fff;padding:44px 0 60px;overflow:hidden}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.18;
}
.page-hero > .wrap{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:13px;line-height:20px;color:rgba(255,255,255,.62);margin-bottom:26px}
.crumb a{color:rgba(255,255,255,.78)}
.crumb a:hover{color:#fff}
.crumb .sep{color:rgba(255,255,255,.34)}
.crumb .current{color:#fff}
.hero-grid{display:grid;grid-template-columns:1.35fr .9fr;gap:48px;align-items:center}
.page-hero h1{font-size:40px;line-height:50px;font-weight:700;letter-spacing:.5px;margin-bottom:18px}
.page-hero h1 em{font-style:normal;color:var(--amber)}
.hero-lead{font-size:16px;line-height:30px;color:rgba(255,255,255,.78);max-width:34em}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-points span{
  display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);
  font-size:13px;line-height:20px;color:#eef5f2;
}
.hero-points i{color:var(--amber);font-size:12px}
.query-card{
  background:#fff;color:var(--text);border-radius:var(--r-card);padding:24px;
  box-shadow:0 20px 40px -24px rgba(0,0,0,.55);border-top-left-radius:2px;
}
.query-card h3{font-size:16px;line-height:24px;font-weight:600;margin-bottom:6px}
.query-card p{font-size:13px;line-height:22px;color:var(--text-3);margin-bottom:16px}
.query-card label{display:block;font-size:13px;line-height:20px;color:var(--text-2);margin-bottom:6px}
.query-card .field{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:14px;color:var(--text);transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.query-card .field::placeholder{color:#a9b0aa}
.query-card .field:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(20,69,61,.12)}
.query-card .btn{width:100%;margin-top:14px}
.query-hint{display:flex;align-items:center;gap:6px;margin-top:12px;font-size:12px;line-height:20px;color:var(--text-3)}
.query-hint i{color:var(--ink)}

/* ---------- section base ---------- */
.section{padding:var(--sec) 0}
.section--alt{background:var(--bg-alt)}
.section--tight{padding-top:56px}
.sec-head{max-width:760px;margin-bottom:44px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;line-height:20px;letter-spacing:.08em;color:var(--text-3)}
.eyebrow::before{content:"";width:28px;height:3px;border-radius:2px;background:var(--amber)}
.sec-head h2{font-size:28px;line-height:38px;font-weight:700;margin:12px 0 12px}
.sec-head p{color:var(--text-2);font-size:16px;line-height:30px;max-width:40em}
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---------- channel cards ---------- */
.channel-card{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);border-top-left-radius:2px;padding:26px 24px 24px;
  box-shadow:var(--sh-soft);transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.channel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:#cfc6b6}
.channel-card .num{
  font-size:13px;line-height:20px;font-weight:600;color:var(--amber);
  font-variant-numeric:tabular-nums;letter-spacing:.08em;
}
.channel-card .ico{
  width:44px;height:44px;border-radius:12px;background:var(--ink-soft);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-size:19px;margin:14px 0 16px;
}
.channel-card h3{font-size:20px;line-height:28px;font-weight:600;margin-bottom:8px}
.channel-card p{font-size:15px;line-height:28px;color:var(--text-2)}
.channel-card .meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.tag{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;
  background:var(--ink-soft);color:var(--ink);font-size:12px;line-height:20px;
}
.tag--muted{background:var(--bg-alt);color:var(--text-3)}

/* ---------- scope split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split-media{position:relative}
.split-media img{width:100%;border-radius:var(--r-img);box-shadow:var(--sh);object-fit:cover;aspect-ratio:4/3}
.split-media::after{
  content:"";position:absolute;right:-12px;bottom:-12px;width:96px;height:96px;
  background:var(--amber-soft);border-radius:12px;z-index:-1;
}
.scope-list{margin-top:8px}
.scope-list li{
  display:flex;gap:12px;padding:16px 0;border-bottom:1px solid var(--line);
}
.scope-list li:last-child{border-bottom:0}
.scope-list .idx{
  flex:0 0 auto;font-size:13px;line-height:24px;font-weight:600;color:var(--amber);
  font-variant-numeric:tabular-nums;width:24px;
}
.scope-list h4{font-size:16px;line-height:24px;font-weight:600;margin-bottom:2px}
.scope-list p{font-size:14px;line-height:24px;color:var(--text-2)}

/* ---------- kpi band ---------- */
.kpi-band{background:var(--ink-deep);color:#fff;padding:56px 0}
.kpi-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:36px}
.kpi-head h2{font-size:24px;line-height:34px;font-weight:600}
.kpi-head span{font-size:14px;line-height:24px;color:rgba(255,255,255,.6)}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.kpi-item{padding:0 28px;border-left:1px solid rgba(255,255,255,.14)}
.kpi-item:first-child{border-left:0;padding-left:0}
.kpi-num{font-size:40px;line-height:1.1;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.5px}
.kpi-num small{font-size:16px;font-weight:500;color:var(--ink-soft);margin-left:4px}
.kpi-label{font-size:14px;line-height:24px;color:rgba(255,255,255,.7);margin-top:10px}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{position:relative;padding-top:6px}
.step::before{
  content:"";position:absolute;top:26px;left:48px;right:-24px;height:1px;
  background:var(--line);
}
.step:last-child::before{display:none}
.step-num{
  position:relative;z-index:2;width:44px;height:44px;border-radius:50%;
  background:#fff;border:1px solid var(--line);color:var(--ink);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;margin-bottom:18px;
}
.step:first-child .step-num,.step:hover .step-num{background:var(--ink);border-color:var(--ink);color:#fff}
.step h3{font-size:17px;line-height:26px;font-weight:600;margin-bottom:8px}
.step p{font-size:14px;line-height:26px;color:var(--text-2)}

/* ---------- prep strip ---------- */
.prep{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:32px;display:grid;grid-template-columns:.9fr 1.4fr;gap:40px;align-items:center;box-shadow:var(--sh-soft)}
.prep h2{font-size:24px;line-height:34px;font-weight:700;margin-bottom:12px}
.prep p{font-size:15px;line-height:28px;color:var(--text-2)}
.prep-tags{display:flex;flex-wrap:wrap;gap:10px}
.prep-tags .tag{padding:8px 16px;font-size:14px;line-height:22px}

/* ---------- faq ---------- */
.faq-wrap{display:grid;grid-template-columns:.85fr 1.5fr;gap:56px;align-items:start}
.faq-side h2{font-size:28px;line-height:38px;font-weight:700;margin:12px 0 14px}
.faq-side p{font-size:15px;line-height:28px;color:var(--text-2);margin-bottom:22px}
.faq-side .side-contact{
  border-left:3px solid var(--amber);background:var(--card);border-radius:0 var(--r-card) var(--r-card) 0;
  padding:18px 20px;box-shadow:var(--sh-soft);
}
.faq-side .side-contact strong{display:block;font-size:15px;line-height:24px;margin-bottom:4px}
.faq-side .side-contact span{display:block;font-size:14px;line-height:24px;color:var(--text-2)}
.faq-side .side-contact a{font-weight:600}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;background:none;border:0;text-align:left;cursor:pointer;
  font-size:17px;line-height:26px;font-weight:500;color:var(--text);position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:-16px;top:20px;bottom:20px;width:3px;border-radius:2px;
  background:transparent;transition:background .18s var(--ease);
}
.faq-item.is-open .faq-q::before{background:var(--amber)}
.faq-icon{flex:0 0 auto;font-size:16px;color:var(--ink);transition:transform .2s var(--ease)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s var(--ease)}
.faq-a p{font-size:15px;line-height:28px;color:var(--text-2);padding:0 40px 20px 0;margin:0}

/* ---------- cta ---------- */
.cta-band{background:var(--bg-alt);padding:64px 0}
.cta-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  border-top-left-radius:2px;padding:36px 40px;box-shadow:var(--sh-soft);
}
.cta-inner h2{font-size:24px;line-height:34px;font-weight:700;margin-bottom:8px}
.cta-inner p{font-size:15px;line-height:28px;color:var(--text-2);max-width:44em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-deep);color:var(--ink-soft);padding:64px 0 0;font-size:14px;line-height:24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo strong{font-size:17px;line-height:24px;color:#fff;font-weight:700}
.footer-brand p{color:rgba(228,239,234,.72);margin-bottom:18px;max-width:32em}
.footer-contact li{display:flex;align-items:center;gap:10px;color:rgba(228,239,234,.78);padding:4px 0}
.footer-contact i{color:var(--amber);width:16px;text-align:center}
.footer-col h4{font-size:14px;line-height:24px;color:#fff;font-weight:600;margin-bottom:16px;letter-spacing:.04em}
.footer-col ul li{margin-bottom:4px}
.footer-col ul a{display:inline-block;font-size:14px;line-height:32px;color:rgba(228,239,234,.78)}
.footer-col ul a:hover{color:var(--amber)}
.footer-note{color:rgba(228,239,234,.6);margin-bottom:10px}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid rgba(255,255,255,.12);padding-top:22px;padding-bottom:26px;
  font-size:13px;line-height:22px;color:rgba(228,239,234,.56);
}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  :root{--sec:64px}
  .page-hero h1{font-size:32px;line-height:42px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-lead{max-width:none}
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .kpi-grid{grid-template-columns:repeat(2,1fr);gap:32px 0}
  .kpi-item:nth-child(3){border-left:0;padding-left:0}
  .steps{grid-template-columns:repeat(2,1fr);gap:32px 24px}
  .step::before{display:none}
  .prep{grid-template-columns:1fr;gap:24px;padding:28px}
  .faq-wrap{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-inner{padding:28px}
}
@media (max-width:639px){
  :root{--sec:48px}
  .wrap{padding:0 16px}
  body{font-size:16px;line-height:28px}
  .nav-inner{height:60px}
  .brand-text strong{font-size:15px}
  .brand-text span{display:none}
  .mobile-panel{top:60px}
  .page-hero{padding:32px 0 44px}
  .page-hero h1{font-size:28px;line-height:36px}
  .hero-lead{font-size:15px;line-height:28px}
  .sec-head h2{font-size:22px;line-height:30px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .kpi-grid{grid-template-columns:1fr;gap:24px}
  .kpi-item{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.14);padding-top:20px}
  .kpi-item:first-child{border-top:0;padding-top:0}
  .kpi-num{font-size:34px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-inner{padding:24px}
  .cta-actions .btn{width:100%}
  .faq-side h2{font-size:22px;line-height:30px}
  .prep h2{font-size:20px;line-height:30px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
  .channel-card:hover,.btn-primary:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --primary:#14453D;
  --primary-dark:#0B2C27;
  --primary-light:#E4EFEA;
  --accent:#E2723D;
  --accent-light:#F9E4D8;
  --bg:#F5F1EA;
  --bg-alt:#EDE7DC;
  --card:#FFFFFF;
  --text:#17211E;
  --text-2:#4C554F;
  --text-3:#7A837D;
  --line:#DCD4C7;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-sm:0 1px 2px rgba(23,33,30,.06),0 12px 28px -18px rgba(23,33,30,.26);
  --shadow-hover:0 18px 38px -20px rgba(23,33,30,.34);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0}
ul,ol{padding-left:0;list-style:none}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color 180ms var(--ease)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea,select{font:inherit;color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid rgba(226,114,61,.55);
  outline-offset:2px;
  border-radius:4px;
}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:500;line-height:1.4;
  transition:background-color 180ms var(--ease),color 180ms var(--ease),transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease);
}
.btn-primary{background:var(--primary);color:#fff;border:1px solid var(--primary)}
.btn-primary:hover{background:var(--accent);border-color:var(--accent);color:#fff;transform:translateY(-1px);box-shadow:0 12px 22px -14px rgba(226,114,61,.8)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;color:var(--primary);border:1px solid var(--primary)}
.btn-ghost:hover{background:var(--primary-light);color:var(--primary)}
.btn-light{background:#fff;color:var(--primary-dark);border:1px solid #fff}
.btn-light:hover{background:var(--accent-light);border-color:var(--accent-light);color:var(--primary-dark)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--primary)}
.text-link i{transition:transform 180ms var(--ease);font-size:12px}
.text-link:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.text-link:hover i{transform:translateX(3px)}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow 180ms var(--ease)}
.site-header.is-scrolled{box-shadow:0 8px 24px -18px rgba(23,33,30,.45)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:10px}
.logo-mark{
  position:relative;width:32px;height:32px;border-radius:9px;background:var(--primary);flex:0 0 32px;
}
.logo-mark::after{
  content:"";position:absolute;right:6px;bottom:6px;width:7px;height:7px;border-radius:50%;background:var(--accent);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:17px;font-weight:700;color:var(--text);letter-spacing:.2px}
.brand-text small{font-size:11px;color:var(--text-3);letter-spacing:1px}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:72px;padding:0 16px;
  font-size:15px;font-weight:500;color:var(--text);
}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:16px;width:0;height:2px;background:var(--accent);
  transform:translateX(-50%);transition:width 180ms var(--ease);border-radius:2px;
}
.nav-links a:hover{color:var(--primary)}
.nav-links a:hover::after{width:calc(100% - 32px)}
.nav-links a.is-active{color:var(--primary)}
.nav-links a.is-active::after{width:60%;height:3px}
.nav-cta{margin-left:12px;padding:11px 20px;font-size:14px}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  align-items:center;justify-content:center;font-size:17px;color:var(--primary);background:#fff;
}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;background:#fff;z-index:90;
  padding:20px;transform:translateX(102%);transition:transform 220ms var(--ease);
  display:flex;flex-direction:column;gap:4px;box-shadow:-16px 0 40px -24px rgba(23,33,30,.5);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer-head strong{font-size:16px;color:var(--primary)}
.drawer-close{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;font-size:18px;color:var(--text-2);border-radius:10px}
.drawer-close:hover{background:var(--bg-alt)}
.mobile-drawer a.drawer-link{
  display:flex;align-items:center;height:48px;padding:0 12px;border-radius:10px;
  font-size:15px;font-weight:500;color:var(--text);
}
.mobile-drawer a.drawer-link:hover{background:var(--primary-light);color:var(--primary)}
.mobile-drawer a.drawer-link.is-active{background:var(--primary-light);color:var(--primary)}
.mobile-drawer .btn{margin-top:12px;width:100%}
.drawer-mask{position:fixed;inset:0;background:rgba(11,44,39,.42);z-index:80;opacity:0;visibility:hidden;transition:opacity 200ms var(--ease),visibility 200ms}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--bg-alt);border-bottom:1px solid var(--line)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:13px;line-height:20px;color:var(--text-3)}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.crumb span.sep{color:#B6AE9F}
.crumb span.current{color:var(--primary);font-weight:500}

/* ---------- 页首横幅 ---------- */
.page-hero{
  position:relative;overflow:hidden;background:var(--primary-dark);color:#fff;
  padding:56px 0 60px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  pointer-events:none;
}
.page-hero .wrap{position:relative;z-index:2}
.hero-grid{display:flex;align-items:center;gap:56px}
.hero-copy{flex:1 1 560px;min-width:0}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:1px;
  color:var(--accent-light);margin-bottom:18px;
}
.hero-eyebrow::before{content:"";width:26px;height:3px;border-radius:2px;background:var(--accent)}
.page-hero h1{
  font-size:40px;line-height:52px;font-weight:700;letter-spacing:.5px;margin-bottom:16px;
}
.hero-sub{
  font-size:16px;line-height:28px;color:rgba(228,239,234,.86);max-width:38em;margin-bottom:26px;
}
.hero-search{
  display:flex;align-items:center;gap:10px;background:#fff;border-radius:12px;padding:8px 8px 8px 16px;
  max-width:480px;box-shadow:0 20px 40px -28px rgba(0,0,0,.85);
}
.hero-search i{color:var(--text-3);font-size:14px}
.hero-search input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;height:38px;font-size:14px;color:var(--text);
}
.hero-search input::placeholder{color:#9AA39D}
.hero-search input:focus{outline:none}
.hero-search button{
  flex:0 0 auto;padding:10px 18px;border-radius:9px;background:var(--primary);color:#fff;font-size:14px;font-weight:500;
  transition:background-color 180ms var(--ease);
}
.hero-search button:hover{background:var(--accent)}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.hero-tags span{
  font-size:12px;line-height:20px;padding:4px 10px;border-radius:999px;
  background:rgba(255,255,255,.09);color:rgba(228,239,234,.92);border:1px solid rgba(255,255,255,.14);
}
.hero-visual{flex:0 0 360px;position:relative}
.hero-visual img{width:100%;border-radius:var(--radius-img);object-fit:cover;height:300px;position:relative;z-index:2}
.hero-visual::after{
  content:"";position:absolute;right:-14px;bottom:-14px;width:120px;height:120px;
  background:var(--accent);border-radius:12px;z-index:1;opacity:.9;
}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-alt{background:var(--bg-alt)}
.section-head{max-width:720px;margin-bottom:40px}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--primary);font-weight:500;
  letter-spacing:.5px;margin-bottom:12px;
}
.section-tag::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--accent)}
.section-head h2{font-size:28px;line-height:38px;font-weight:700;color:var(--text);margin-bottom:12px}
.section-head p{font-size:15px;line-height:26px;color:var(--text-2);max-width:40em}

/* ---------- 网格工具 ---------- */
.grid-x{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px}
.grid-x>.cell{flex:0 0 auto;width:100%;padding-left:12px;padding-right:12px;margin-bottom:24px}
@media (min-width:640px){
  .grid-x>.cell.medium-6{width:50%}
}
@media (min-width:1024px){
  .grid-x>.cell.large-4{width:33.3333%}
  .grid-x>.cell.large-5{width:41.6667%}
  .grid-x>.cell.large-6{width:50%}
  .grid-x>.cell.large-7{width:58.3333%}
  .grid-x>.cell.large-8{width:66.6667%}
}

/* ---------- 问题类型卡 ---------- */
.type-card{
  position:relative;height:100%;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);border-top-left-radius:0;
  padding:24px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:10px;
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease);
}
.type-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CFC6B6}
.type-card:hover h3{color:var(--primary)}
.type-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:2px}
.type-num{font-size:13px;font-weight:600;color:var(--accent);letter-spacing:1px;font-variant-numeric:tabular-nums}
.type-top i{font-size:18px;color:var(--primary)}
.type-card h3{font-size:18px;line-height:28px;font-weight:700;color:var(--text);transition:color 180ms var(--ease)}
.type-card p{font-size:14px;line-height:24px;color:var(--text-2);flex:1 1 auto}
.type-card .text-link{margin-top:4px}

/* ---------- 流程 ---------- */
.flow{display:flex;flex-wrap:wrap;gap:0;margin-top:8px}
.flow-step{position:relative;flex:1 1 220px;padding:0 20px 0 0;min-width:0}
.flow-step:last-child{padding-right:0}
.flow-dot{
  width:46px;height:46px;border-radius:50%;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;
  font-variant-numeric:tabular-nums;margin-bottom:18px;position:relative;z-index:2;
  box-shadow:0 0 0 6px var(--bg-alt);
}
.flow-line{
  position:absolute;top:23px;left:46px;right:0;height:1px;background:var(--line);z-index:1;
}
.flow-step:last-child .flow-line{display:none}
.flow-step h3{font-size:17px;line-height:26px;font-weight:700;margin-bottom:8px}
.flow-step p{font-size:14px;line-height:24px;color:var(--text-2)}
.flow-step .flow-time{display:inline-block;margin-top:10px;font-size:12px;padding:3px 10px;border-radius:999px;background:var(--primary-light);color:var(--primary)}

/* ---------- 数据条 ---------- */
.metrics{background:var(--primary-dark);color:#fff;padding:64px 0}
.metrics-grid{display:flex;flex-wrap:wrap;gap:0}
.metric{
  flex:1 1 220px;padding:8px 28px;border-left:1px solid rgba(255,255,255,.14);
}
.metric:first-child{border-left:0;padding-left:0}
.metric .value{font-size:38px;line-height:48px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums}
.metric .value small{font-size:16px;font-weight:500;margin-left:4px;color:var(--accent-light)}
.metric .label{font-size:14px;line-height:24px;color:rgba(228,239,234,.78);margin-top:6px}
.metrics-note{margin-top:28px;font-size:13px;line-height:22px;color:rgba(228,239,234,.6)}

/* ---------- 自查清单 ---------- */
.check-media{
  border-radius:var(--radius-img);overflow:hidden;position:relative;box-shadow:var(--shadow-sm);
}
.check-media img{width:100%;height:320px;object-fit:cover}
.check-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 18px;font-size:13px;color:#fff;
  background:linear-gradient(to top,rgba(11,44,39,.82),rgba(11,44,39,0));
}
.check-list{display:flex;flex-direction:column;gap:0}
.check-item{
  display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line);
}
.check-item:first-child{padding-top:0}
.check-item .idx{
  flex:0 0 30px;height:30px;border-radius:8px;background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;
  font-variant-numeric:tabular-nums;
}
.check-item h3{font-size:16px;line-height:26px;font-weight:600;margin-bottom:4px}
.check-item p{font-size:14px;line-height:24px;color:var(--text-2)}

/* ---------- FAQ ---------- */
.faq-grid{display:flex;flex-wrap:wrap;gap:48px}
.faq-aside{flex:1 1 300px;min-width:0}
.faq-aside h2{font-size:28px;line-height:38px;font-weight:700;margin-bottom:14px}
.faq-aside p{font-size:14px;line-height:24px;color:var(--text-2);margin-bottom:22px;max-width:20em}
.faq-contact-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-sm);
}
.faq-contact-card .row-line{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-2);margin-bottom:10px}
.faq-contact-card .row-line i{color:var(--primary);font-size:15px;width:18px}
.faq-contact-card .row-line strong{color:var(--text);font-weight:600}
.faq-contact-card .btn{margin-top:12px;width:100%}
.faq-list{flex:2 1 520px;min-width:0}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 0;text-align:left;font-size:17px;line-height:28px;font-weight:500;color:var(--text);
  position:relative;transition:color 180ms var(--ease);
}
.faq-q:hover{color:var(--primary)}
.faq-item.is-open .faq-q{color:var(--primary)}
.faq-item.is-open .faq-q::before{
  content:"";position:absolute;left:-16px;top:22px;bottom:22px;width:3px;border-radius:2px;background:var(--accent);
}
.faq-sign{flex:0 0 auto;font-size:18px;color:var(--text-3);transition:color 180ms var(--ease),transform 180ms var(--ease)}
.faq-item.is-open .faq-sign{color:var(--accent)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 200ms var(--ease)}
.faq-a p{font-size:15px;line-height:28px;color:var(--text-2);padding:0 40px 22px 0}

/* ---------- CTA 通栏 ---------- */
.cta-band{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:48px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-inner h2{font-size:24px;line-height:34px;font-weight:700;margin-bottom:8px}
.cta-inner p{font-size:14px;line-height:24px;color:var(--text-2)}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--primary-dark);color:#E4EFEA;padding-top:64px}
.footer-grid{display:flex;flex-wrap:wrap;gap:40px 32px;padding-bottom:48px}
.footer-brand{flex:1 1 320px;min-width:0}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo .logo-mark{background:#fff}
.footer-logo .logo-mark::after{background:var(--accent)}
.footer-logo strong{font-size:17px;font-weight:700;color:#fff}
.footer-brand p{font-size:14px;line-height:26px;color:rgba(228,239,234,.78);max-width:34em;margin-bottom:18px}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14px;line-height:32px;color:rgba(228,239,234,.86)}
.footer-contact i{color:var(--accent);font-size:14px;width:16px;text-align:center}
.footer-col{flex:0 1 190px;min-width:150px}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;letter-spacing:.5px}
.footer-col ul li{margin-bottom:6px}
.footer-col ul a{font-size:14px;line-height:32px;color:rgba(228,239,234,.8)}
.footer-col ul a:hover{color:var(--accent)}
.footer-note{font-size:13px;line-height:24px;color:rgba(228,239,234,.66);margin-bottom:10px;max-width:26em}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;line-height:22px;color:rgba(228,239,234,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:60px}
  .hero-grid{flex-direction:column;align-items:flex-start;gap:36px}
  .hero-visual{flex:0 0 auto;width:100%;max-width:420px}
  .hero-visual img{height:240px}
  .page-hero h1{font-size:32px;line-height:44px}
  .section{padding:64px 0}
  .metrics{padding:52px 0}
  .metric{flex:1 1 45%;padding:16px 20px}
  .metric:nth-child(3){border-left:0;padding-left:0}
  .flow-step{flex:1 1 45%;padding-right:16px;margin-bottom:28px}
  .flow-line{display:none}
  .faq-grid{gap:32px}
}
@media (max-width:767px){
  .wrap{padding:0 16px}
  .page-hero{padding:40px 0 44px}
  .page-hero h1{font-size:28px;line-height:38px}
  .hero-sub{font-size:15px;line-height:26px}
  .hero-search{flex-wrap:wrap;padding:10px 12px}
  .hero-search input{flex:1 1 100%;order:2}
  .hero-search button{order:3;width:100%}
  .hero-search i{order:1}
  .section{padding:48px 0}
  .section-head{margin-bottom:28px}
  .section-head h2{font-size:22px;line-height:32px}
  .type-card{padding:20px}
  .metric{flex:1 1 100%;border-left:0;padding:14px 0;border-top:1px solid rgba(255,255,255,.12)}
  .metric:first-child{border-top:0;padding-top:0}
  .metric .value{font-size:30px;line-height:40px}
  .flow-step{flex:1 1 100%;padding-right:0}
  .faq-aside h2{font-size:22px;line-height:32px}
  .faq-q{font-size:16px;line-height:26px;padding:18px 0}
  .faq-item.is-open .faq-q::before{left:-10px}
  .faq-a p{padding-right:8px}
  .cta-inner h2{font-size:20px;line-height:30px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .check-media img{height:220px}
  .footer-grid{gap:32px}
  .footer-brand{flex:1 1 100%}
  .footer-bottom{justify-content:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
  .type-card:hover,.btn-primary:hover{transform:none}
}