/* roulang page: index */
:root{
  --brand-900:#0B2A26;
  --brand-700:#0E3B36;
  --brand-500:#1C6B5C;
  --brand-100:#DCE9E4;
  --accent-500:#E0A24A;
  --accent-700:#B87A22;
  --sand-50:#F6F2EA;
  --sand-100:#F0EBDF;
  --ink-900:#16211F;
  --ink-600:#5A6A66;
  --line:#E4DED2;
  --success:#2F8F5B;
  --warning:#C9812B;
  --error:#C0432F;
  --radius-card:16px;
  --radius-lg:20px;
  --radius-btn:10px;
  --shadow-rest:0 1px 2px rgba(11,42,38,.06);
  --shadow-hover:0 14px 30px rgba(11,42,38,.12);
  --shadow-nav:0 6px 20px rgba(11,42,38,.08);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--sand-50);
  color:var(--ink-900);
  font-size:16px;
  line-height:1.9;
  letter-spacing:0;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
input,textarea,select{background:#fff}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
@media (min-width:640px){.container{padding:0 24px}}
@media (min-width:1024px){.container{padding:0 32px}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--shadow-nav)}
.nav-inner{display:flex;align-items:center;gap:16px;height:64px}
@media (min-width:1024px){.nav-inner{height:72px}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:24px;height:24px;border:2px solid var(--brand-700);border-radius:5px;
  position:relative;flex-shrink:0;
}
.brand-mark::after{
  content:"";position:absolute;inset:6px;border:1.5px solid var(--accent-500);border-radius:2px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:18px;font-weight:700;color:var(--brand-700);white-space:nowrap}
.brand-sub{font-size:12px;color:var(--ink-600);white-space:nowrap;display:none}
@media (min-width:768px){.brand-sub{display:block}}
.nav-links{display:none;align-items:center;gap:4px;margin-left:8px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-links a{
  position:relative;padding:8px 12px;font-size:15px;color:var(--ink-600);
  transition:color var(--ease);border-radius:8px;
}
.nav-links a:hover{color:var(--brand-700)}
.nav-links a.active{color:var(--brand-700);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-14px;height:2px;background:var(--accent-500);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-search{display:none;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:999px;background:var(--sand-100);border:1px solid transparent;transition:all var(--ease)}
@media (min-width:1024px){.nav-search{display:flex}}
.nav-search:focus-within{background:#fff;border-color:var(--line);box-shadow:0 0 0 2px rgba(224,162,74,.35)}
.nav-search i{color:var(--ink-600);font-size:14px}
.nav-search input{border:0;background:transparent;outline:none;width:150px;font-size:14px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;transition:all var(--ease);white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px}
.btn-accent{background:var(--accent-500);color:var(--brand-900)}
.btn-accent:hover{background:var(--accent-700);color:#fff;transform:translateY(-1px)}
.btn-primary{background:var(--brand-700);color:#fff}
.btn-primary:hover{background:var(--brand-500);transform:translateY(-1px)}
.btn-secondary{background:transparent;color:var(--brand-700);border-color:var(--brand-700)}
.btn-secondary:hover{background:var(--brand-100)}
.btn-pill{border-radius:999px;padding:0 24px;height:48px}
.btn-ghost-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.55);backdrop-filter:blur(2px)}
.btn-ghost-light:hover{background:rgba(255,255,255,.26)}
.nav-cta{display:none}
@media (min-width:640px){.nav-cta{display:inline-flex}}
.nav-burger{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;
  border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;
}
@media (min-width:1024px){.nav-burger{display:none}}
.mobile-panel{
  display:none;background:#fff;border-top:1px solid var(--line);padding:16px 0 24px;
}
.mobile-panel.open{display:block}
.mobile-panel a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink-900);
}
.mobile-panel a.active{color:var(--brand-700);font-weight:600}
.mobile-panel .mobile-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;border-radius:10px;background:var(--sand-100);margin:12px 0 4px}
.mobile-panel .mobile-search input{border:0;background:transparent;outline:none;width:100%;font-size:15px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;min-height:clamp(420px,62vh,720px);display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero-mask{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(11,42,38,.92) 0%,rgba(11,42,38,.72) 42%,rgba(11,42,38,0) 82%);
}
.hero-inner{position:relative;z-index:2;width:100%;display:flex;align-items:flex-end;justify-content:space-between;gap:32px;padding-top:64px;padding-bottom:56px}
@media (min-width:1024px){.hero-inner{padding-top:88px;padding-bottom:80px}}
.hero-copy{max-width:660px;color:#fff;text-align:left}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:6px;font-size:12px;font-weight:600;
  background:var(--brand-100);color:var(--brand-700);
}
.hero .badge{background:rgba(220,233,228,.16);color:#EAF3EF;border:1px solid rgba(220,233,228,.35)}
.hero h1{
  margin-top:18px;
  font-size:clamp(30px,5vw,56px);
  line-height:1.25;font-weight:800;letter-spacing:0;
}
.hero-sub{margin-top:18px;font-size:clamp(16px,2.1vw,19px);line-height:1.85;color:rgba(255,255,255,.86);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
@media (max-width:639px){.hero-actions{flex-direction:column;align-items:stretch}.hero-actions .btn{width:100%}}
.hero-points{display:flex;flex-wrap:wrap;gap:20px;margin-top:30px;font-size:14px;color:rgba(255,255,255,.82)}
.hero-points li{display:flex;align-items:center;gap:7px}
.hero-points i{color:var(--accent-500)}
.hero-card{
  display:none;flex-shrink:0;width:248px;padding:22px;
  border-radius:var(--radius-card);
  background:rgba(255,255,255,.94);
  border:1px solid rgba(228,222,210,.9);
  box-shadow:var(--shadow-hover);
}
@media (min-width:1100px){.hero-card{display:block}}
.hero-card-label{font-size:12px;font-weight:600;color:var(--ink-600);letter-spacing:.06em}
.hero-card-num{font-size:40px;font-weight:800;color:var(--brand-700);line-height:1.2;margin-top:6px}
.hero-card-num span{font-size:15px;font-weight:600;margin-left:4px}
.hero-card-desc{margin-top:8px;font-size:13px;line-height:1.7;color:var(--ink-600)}
.hero-dots{position:absolute;left:50%;bottom:20px;transform:translateX(-50%);z-index:3;display:flex;gap:8px}
.hero-dots span{width:22px;height:3px;border-radius:999px;background:rgba(255,255,255,.35)}
.hero-dots span.on{background:var(--accent-500);width:38px}

/* ---------- 通用板块 ---------- */
.section{padding:48px 0}
@media (min-width:768px){.section{padding:64px 0}}
@media (min-width:1024px){.section{padding:92px 0}}
.section.alt{background:var(--sand-100)}
.section.white{background:#fff}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
@media (min-width:1024px){.section-head{margin-bottom:32px}}
.section-head h2{font-size:clamp(23px,2.6vw,31px);line-height:1.35;font-weight:700;color:var(--brand-900)}
.section-sub{margin-top:10px;font-size:15px;line-height:1.8;color:var(--ink-600);max-width:640px}
.link-more{font-size:14px;font-weight:600;color:var(--brand-700);border-bottom:1px solid transparent;transition:all var(--ease);flex-shrink:0}
.link-more:hover{color:var(--accent-700);border-bottom-color:var(--accent-500)}

/* ---------- 横滑片库 ---------- */
.rail-wrap{position:relative}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:10px;scrollbar-width:none;-ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none}
.card-rail{
  flex:0 0 auto;width:270px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:14px;box-shadow:var(--shadow-rest);transition:all var(--ease);
}
.card-rail:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#D6CEBE}
.card-cover{position:relative;overflow:hidden;border-radius:14px}
.card-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform var(--ease)}
.card-rail:hover .card-cover img{transform:scale(1.04)}
.card-badge{
  position:absolute;left:10px;top:10px;
  padding:3px 9px;border-radius:6px;font-size:12px;font-weight:600;
  background:rgba(255,255,255,.94);color:var(--brand-700);
}
.card-rail h3{
  margin-top:14px;font-size:17px;line-height:1.5;font-weight:600;color:var(--ink-900);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-rail:hover h3{color:var(--brand-700)}
.card-meta{margin-top:8px;font-size:13px;color:var(--ink-600)}
.card-link{display:inline-block;margin-top:12px;font-size:13px;font-weight:600;color:var(--accent-700)}
.rail-btn{
  display:none;position:absolute;top:38%;z-index:5;
  width:44px;height:44px;border-radius:999px;background:#fff;border:1px solid var(--line);
  color:var(--brand-700);cursor:pointer;box-shadow:var(--shadow-rest);transition:all var(--ease);
}
@media (min-width:1024px){.rail-btn{display:inline-flex;align-items:center;justify-content:center}}
.rail-btn:hover{color:#fff;background:var(--accent-500);border-color:var(--accent-500)}
.rail-btn.prev{left:-20px}
.rail-btn.next{right:-20px}

/* ---------- 热门办理网格 ---------- */
.grid-4{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:640px){.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid-4{grid-template-columns:repeat(4,1fr)}}
.card-hot{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px 20px;overflow:hidden;box-shadow:var(--shadow-rest);transition:all var(--ease);
}
.card-hot:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.card-hot .rank{
  position:absolute;right:14px;top:6px;font-size:40px;font-weight:800;line-height:1;
  color:var(--sand-100);font-variant-numeric:tabular-nums;
}
.card-hot:hover .rank{color:var(--brand-100)}
.card-hot h3{position:relative;font-size:17px;font-weight:600;line-height:1.5;color:var(--brand-900)}
.card-hot p{position:relative;margin-top:10px;font-size:14px;line-height:1.8;color:var(--ink-600)}
.card-hot .tag{
  display:inline-block;margin-top:14px;padding:3px 10px;border-radius:6px;
  font-size:12px;font-weight:600;background:var(--brand-100);color:var(--brand-700);
}

/* ---------- 分区片单 ---------- */
.block-title{display:flex;align-items:center;gap:12px;margin-bottom:24px}
.block-title h3{font-size:22px;font-weight:700;color:var(--brand-900);line-height:1.45}
.block-title .bar{width:4px;height:22px;border-radius:2px;background:var(--accent-500)}
.block-title .hint{font-size:13px;color:var(--ink-600)}
.grid-3{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:640px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid-3{grid-template-columns:repeat(3,1fr)}}
.card-a{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:16px;box-shadow:var(--shadow-rest);transition:all var(--ease);
}
.card-a:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.card-a .thumb{border-radius:14px;overflow:hidden}
.card-a .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform var(--ease)}
.card-a:hover .thumb img{transform:scale(1.04)}
.card-a h4{margin-top:14px;font-size:17px;font-weight:600;line-height:1.5}
.card-a p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-600)}
.card-a .foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-600)}

/* ---------- 数据条 ---------- */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
@media (min-width:1024px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px 22px;box-shadow:var(--shadow-rest)}
.stat .n{font-size:clamp(28px,3.4vw,40px);font-weight:800;color:var(--brand-700);line-height:1.2}
.stat .n span{font-size:15px;font-weight:600;margin-left:2px}
.stat .t{margin-top:8px;font-size:15px;font-weight:600}
.stat .d{margin-top:6px;font-size:12px;line-height:1.7;color:var(--ink-600)}

/* ---------- CMS 最新信息 ---------- */
.cms-list{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:768px){.cms-list{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.cms-list{grid-template-columns:repeat(3,1fr)}}
.cms-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-rest);transition:all var(--ease);
}
.cms-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.cms-top{display:flex;align-items:center;gap:10px;font-size:13px}
.cms-cat{padding:3px 10px;border-radius:6px;font-size:12px;font-weight:600;background:var(--brand-100);color:var(--brand-700)}
.cms-date{color:var(--ink-600);font-variant-numeric:tabular-nums}
.cms-card h3{margin-top:12px;font-size:17px;font-weight:600;line-height:1.55;color:var(--ink-900);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-card:hover h3{color:var(--brand-700)}
.cms-card p{margin-top:10px;font-size:14px;line-height:1.85;color:var(--ink-600);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.cms-card .cms-more{margin-top:auto;padding-top:14px;font-size:13px;font-weight:600;color:var(--accent-700)}
.empty-state{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;padding:48px 20px;background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);
  color:var(--ink-600);font-size:15px;text-align:center;
}
.empty-state i{font-size:36px;color:var(--brand-100)}

/* ---------- 流程 ---------- */
.steps{position:relative;display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:768px){.steps{grid-template-columns:repeat(4,1fr)}}
.steps::before{
  content:"";position:absolute;left:22px;top:0;bottom:0;width:1px;background:var(--line);
}
@media (min-width:768px){.steps::before{left:0;right:0;top:22px;bottom:auto;height:1px;width:auto}}
.step{position:relative;padding-left:56px}
@media (min-width:768px){.step{padding-left:0;padding-top:56px}}
.step .dot{
  position:absolute;left:0;top:0;width:44px;height:44px;border-radius:999px;
  display:flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);color:var(--brand-700);
  font-weight:800;font-variant-numeric:tabular-nums;z-index:2;
}
.step:first-child .dot{background:var(--accent-500);border-color:var(--accent-500);color:var(--brand-900)}
.step h4{font-size:17px;font-weight:600;line-height:1.5;color:var(--brand-900)}
.step p{margin-top:8px;font-size:14px;line-height:1.85;color:var(--ink-600)}

/* ---------- FAQ ---------- */
.faq{border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;overflow:hidden;box-shadow:var(--shadow-rest)}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px;font-size:16px;font-weight:600;line-height:1.6;color:var(--brand-900);
  transition:background var(--ease);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{background:var(--sand-50)}
.faq summary:focus-visible{outline:2px solid var(--accent-500);outline-offset:-2px}
.faq summary i{color:var(--brand-700);transition:transform var(--ease);flex-shrink:0}
.faq details[open] summary i{transform:rotate(45deg);color:var(--accent-700)}
.faq .answer{padding:0 20px 22px;font-size:15px;line-height:1.85;color:var(--ink-600)}

/* ---------- 总 CTA ---------- */
.cta-band{position:relative;background:var(--brand-900);overflow:hidden}
.cta-band .cta-bg{position:absolute;right:0;top:0;width:52%;height:100%;object-fit:cover;opacity:.22}
.cta-band .cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:36px;padding:56px 0}
@media (min-width:1024px){.cta-band .cta-inner{grid-template-columns:1.05fr .95fr;gap:56px;padding:80px 0;align-items:center}}
.cta-copy h2{font-size:clamp(24px,3vw,34px);line-height:1.35;font-weight:700;color:#fff}
.cta-copy p{margin-top:16px;font-size:16px;line-height:1.9;color:rgba(255,255,255,.82);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.form-card{background:#fff;border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-hover)}
.form-card h3{font-size:19px;font-weight:700;color:var(--brand-900)}
.form-card .form-tip{margin-top:8px;font-size:13px;line-height:1.7;color:var(--ink-600)}
.form-row{margin-top:16px}
.form-row label{display:block;font-size:13px;font-weight:600;color:var(--ink-600);margin-bottom:6px}
.form-row input,.form-row select,.form-row textarea{
  width:100%;height:44px;padding:0 14px;border:1px solid var(--line);border-radius:10px;
  font-size:15px;outline:none;transition:all var(--ease);
}
.form-row textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  border-color:var(--brand-700);box-shadow:0 0 0 3px rgba(224,162,74,.28);
}
.form-grid{display:grid;grid-template-columns:1fr;gap:0 16px}
@media (min-width:640px){.form-grid{grid-template-columns:repeat(2,1fr)}}
.form-grid .full{grid-column:1/-1}
.form-note{margin-top:14px;font-size:12px;line-height:1.7;color:var(--ink-600)}
.form-submit{margin-top:18px;width:100%}
@media (min-width:640px){.form-submit{width:auto;min-width:180px}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);font-size:14px}
.footer-main{display:grid;grid-template-columns:1fr;gap:36px;padding:52px 0 40px}
@media (min-width:768px){.footer-main{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-main{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding:64px 0 48px}}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.6);display:block}
.footer-brand p{margin-top:16px;font-size:13px;line-height:1.9;color:rgba(255,255,255,.68);max-width:340px}
.footer-col h4{font-size:13px;font-weight:600;letter-spacing:.06em;color:#fff;margin-bottom:16px}
.footer-col a{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.72);transition:color var(--ease)}
.footer-col a:hover{color:var(--accent-500)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0;
  display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.7)}
.footer-bottom a:hover{color:var(--accent-500)}
.footer-cta-box{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-card);padding:20px}
.footer-cta-box p{font-size:13px;line-height:1.85;color:rgba(255,255,255,.72)}
.footer-cta-box .btn{margin-top:14px;width:100%}

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

/* roulang page: article */
:root{
  --brand-900:#0B2A26;
  --brand-700:#0E3B36;
  --brand-500:#1C6B5C;
  --brand-100:#DCE9E4;
  --accent-500:#E0A24A;
  --accent-700:#B87A22;
  --sand-50:#F6F2EA;
  --sand-100:#F0EBDF;
  --ink-900:#16211F;
  --ink-600:#5A6A66;
  --line:#E4DED2;
  --ok:#2F8F5B;
  --warn:#C9812B;
  --err:#C0432F;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:10px;
  --sh-rest:0 1px 2px rgba(11,42,38,.06);
  --sh-hover:0 14px 30px rgba(11,42,38,.12);
  --sh-head:0 6px 20px rgba(11,42,38,.08);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--sand-50);
  color:var(--ink-900);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:0;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.container{padding:0 24px}}
@media (min-width:1200px){.container{padding:0 32px}}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-head)}
.header-inner{display:flex;align-items:center;gap:16px;height:64px}
@media (min-width:1024px){.header-inner{height:72px;gap:28px}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:24px;height:24px;border:2px solid var(--brand-700);border-radius:6px;
  position:relative;flex-shrink:0;
}
.brand-mark::after{
  content:"";position:absolute;inset:5px;border-radius:2px;background:var(--accent-500);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:18px;font-weight:700;color:var(--brand-900);letter-spacing:0}
.brand-sub{font-size:12px;color:var(--ink-600)}
.nav-links{display:none;align-items:center;gap:4px;margin-left:8px}
@media (min-width:1024px){.nav-links{display:flex;gap:6px;margin-left:14px}}
.nav-links a{
  position:relative;display:inline-block;padding:8px 12px;font-size:15px;color:var(--ink-600);
  border-radius:8px;transition:color var(--ease),background var(--ease);
}
.nav-links a:hover{color:var(--brand-700);background:var(--sand-100)}
.nav-links a.active{color:var(--brand-700);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;border-radius:2px;background:var(--accent-500);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.search-box{
  display:none;align-items:center;gap:8px;height:40px;padding:0 16px;
  background:var(--sand-100);border:1px solid transparent;border-radius:999px;
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
@media (min-width:1024px){.search-box{display:flex;width:220px}}
.search-box i{color:var(--ink-600);font-size:13px}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--ink-900);
}
.search-box:focus-within{background:#fff;border-color:var(--brand-700);box-shadow:0 0 0 2px rgba(224,162,74,.35)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-accent{background:var(--accent-500);color:var(--brand-900);border-radius:999px}
.btn-accent:hover{background:var(--accent-700);transform:translateY(-1px);box-shadow:var(--sh-hover)}
.btn-primary{background:var(--brand-700);color:#fff}
.btn-primary:hover{background:var(--brand-500);transform:translateY(-1px)}
.btn-ghost{border-color:var(--line);background:#fff;color:var(--brand-700)}
.btn-ghost:hover{border-color:var(--brand-700);background:var(--brand-100)}
.btn:disabled{opacity:.4;cursor:not-allowed}
.header-cta{display:none}
@media (min-width:768px){.header-cta{display:inline-flex;padding:0 22px}}
.menu-toggle{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--brand-700);cursor:pointer;
}
@media (min-width:1024px){.menu-toggle{display:none}}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:#fff;padding:12px 16px 20px;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{
  display:block;padding:12px 8px;font-size:15px;color:var(--ink-900);border-radius:8px;min-height:44px;
}
.mobile-drawer a:hover{background:var(--sand-100);color:var(--brand-700)}
.mobile-drawer .drawer-search{display:flex;margin:10px 0 14px}
@media (min-width:1024px){.mobile-drawer{display:none !important}}

/* ============ Breadcrumb ============ */
.page-band{background:#fff;border-bottom:1px solid var(--line)}
.crumb{padding:18px 0 0;display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:13px;color:var(--ink-600)}
.crumb a{color:var(--ink-600)}
.crumb a:hover{color:var(--brand-500)}
.crumb .sep{color:#C6BFB1}
.crumb .current{color:var(--brand-700);font-weight:600}

/* ============ Article head ============ */
.article-head{padding:22px 0 30px;background:#fff}
@media (min-width:768px){.article-head{padding:26px 0 40px}}
.article-head h1{
  font-size:clamp(24px,3.6vw,38px);line-height:1.32;font-weight:800;margin:14px 0 16px;color:var(--brand-900);
  letter-spacing:0;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;font-size:13px;color:var(--ink-600)}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:6px;
  background:var(--brand-100);color:var(--brand-700);font-size:12px;font-weight:600;
}
.badge-gold{background:rgba(224,162,74,.18);color:var(--accent-700)}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#CDC6B8}
.cover-figure{margin:26px 0 0}
.cover-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--sh-rest)}
@media (min-width:768px){.cover-figure{margin-top:34px}}

/* ============ Layout ============ */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:36px;padding:40px 0 0}
@media (min-width:1024px){.article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:56px;padding-top:52px}}
.article-main{min-width:0}
.article-body{max-width:760px;font-size:17px;line-height:1.9;color:var(--ink-900);overflow-wrap:break-word}
.article-body p{margin:0 0 1.25em}
.article-body h2{
  position:relative;font-size:22px;line-height:1.45;font-weight:700;color:var(--brand-700);
  margin:2.1em 0 .85em;padding-left:14px;scroll-margin-top:96px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:2px;background:var(--brand-700);
}
.article-body h3{font-size:18px;font-weight:600;margin:1.7em 0 .7em;color:var(--ink-900);scroll-margin-top:96px}
.article-body ul{list-style:none;margin:0 0 1.25em;padding-left:0}
.article-body ul li{position:relative;padding-left:1.1em;margin:.4em 0}
.article-body ul li::before{content:"·";position:absolute;left:.28em;color:var(--accent-700);font-weight:700}
.article-body ol{margin:0 0 1.25em;padding-left:1.4em}
.article-body ol li{margin:.4em 0}
.article-body blockquote{
  margin:1.5em 0;padding:16px 20px;background:var(--sand-100);
  border-left:3px solid var(--accent-500);border-radius:0 10px 10px 0;color:var(--ink-600);font-size:16px;
}
.article-body a{color:var(--brand-500);text-decoration:underline;text-underline-offset:3px}
.article-body strong{font-weight:600;color:var(--brand-900)}
.article-body img{border-radius:12px;margin:1.5em auto}
.article-body figcaption,.article-body .caption{font-size:13px;color:var(--ink-600);text-align:center;margin-top:10px;line-height:1.7}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.5em 0}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.article-body th{background:var(--brand-100);color:var(--brand-900);font-weight:600}
.article-body .table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:1.5em 0}
.article-body .table-scroll table{margin:0;min-width:560px}
.empty-state{
  max-width:760px;padding:56px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  text-align:center;box-shadow:var(--sh-rest);
}
.empty-icon{
  width:64px;height:64px;margin:0 auto 16px;border-radius:16px;background:var(--sand-100);
  display:flex;align-items:center;justify-content:center;font-size:26px;color:var(--brand-500);
}
.empty-state p{color:var(--ink-600);margin:0 0 20px}

/* ============ TOC ============ */
.toc-col{display:none}
@media (min-width:1024px){.toc-col{display:block}}
.toc-sticky{position:sticky;top:96px}
.toc-title{
  font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--ink-600);
  text-transform:none;margin:0 0 12px;padding-bottom:10px;border-bottom:1px solid var(--line);
}
.toc{display:flex;flex-direction:column;gap:2px;max-height:60vh;overflow:auto}
.toc-link{
  display:block;padding:7px 0 7px 12px;font-size:14px;line-height:1.6;color:var(--ink-600);
  border-left:2px solid transparent;transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.toc-link:hover{color:var(--brand-700)}
.toc-link.is-active{color:var(--brand-700);font-weight:600;border-left-color:var(--accent-500);background:var(--sand-100)}
.toc-link.toc-sub{padding-left:24px;font-size:13px}
.toc-cta{
  margin-top:20px;padding:18px;background:var(--sand-100);border:1px solid var(--line);
  border-radius:var(--r-card);font-size:13px;color:var(--ink-600);line-height:1.75;
}
.toc-cta strong{display:block;font-size:15px;color:var(--brand-900);margin-bottom:6px}
.toc-cta .btn{width:100%;margin-top:12px;min-height:42px;font-size:14px}

/* ============ Tail bits ============ */
.article-tail{max-width:760px;margin-top:44px}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;padding:20px 0;border-top:1px solid var(--line)}
.tag-chip{
  display:inline-flex;align-items:center;padding:6px 12px;border-radius:6px;font-size:13px;
  background:var(--sand-100);color:var(--brand-700);transition:background var(--ease),color var(--ease);
}
.tag-chip:hover{background:var(--brand-100)}
.share-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:18px 0;border-top:1px solid var(--line)}
.share-row span{font-size:13px;color:var(--ink-600);margin-right:4px}
.share-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:40px;padding:0 14px;
  background:#fff;border:1px solid var(--line);border-radius:999px;font-size:13px;color:var(--brand-700);cursor:pointer;
  transition:border-color var(--ease),background var(--ease),color var(--ease);
}
.share-btn:hover{border-color:var(--brand-700);background:var(--brand-100)}
.post-nav{display:grid;grid-template-columns:1fr;gap:12px;padding:18px 0;border-top:1px solid var(--line)}
@media (min-width:640px){.post-nav{grid-template-columns:1fr 1fr}}
.post-nav a{
  display:block;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.post-nav a:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);border-color:var(--brand-100)}
.post-nav .label{font-size:12px;color:var(--ink-600);display:block;margin-bottom:6px}
.post-nav .ttl{font-size:15px;font-weight:600;color:var(--brand-900);line-height:1.55}
.back-cat{margin-top:22px}

/* ============ Related ============ */
.section{padding:56px 0}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1024px){.section{padding:88px 0}}
.section-alt{background:var(--sand-100)}
.section-white{background:#fff}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:28px}
.section-head h2{font-size:clamp(21px,2.4vw,30px);line-height:1.35;font-weight:700;color:var(--brand-900);margin:0}
.section-head p{margin:8px 0 0;font-size:14px;color:var(--ink-600);max-width:640px}
.text-link{font-size:14px;font-weight:600;color:var(--brand-700);display:inline-flex;align-items:center;gap:6px}
.text-link:hover{color:var(--accent-700)}
.card-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:640px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-rest);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:var(--brand-100)}
.card-media{position:relative;overflow:hidden}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform var(--ease)}
.card:hover .card-media img{transform:scale(1.04)}
.card-media .badge{position:absolute;left:12px;top:12px;background:#fff}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17px;line-height:1.5;font-weight:600;color:var(--brand-900);margin:0}
.card-body p{font-size:14px;line-height:1.8;color:var(--ink-600);margin:0}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-600)}

/* ============ CTA ============ */
.cta-band{position:relative;background:var(--brand-900);color:#fff;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:46%;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;opacity:.24;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:28px;padding:56px 0}
@media (min-width:1024px){.cta-inner{grid-template-columns:minmax(0,1fr) 420px;gap:56px;padding:80px 0;align-items:center}}
.cta-inner h2{font-size:clamp(22px,3vw,32px);line-height:1.35;font-weight:800;margin:0 0 14px;color:#fff}
.cta-inner p{margin:0 0 10px;font-size:15px;line-height:1.85;color:rgba(246,242,234,.86);max-width:560px}
.cta-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:20px}
.cta-points span{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:rgba(246,242,234,.9)}
.cta-points i{color:var(--accent-500)}
.cta-form{
  background:rgba(255,255,255,.96);border:1px solid rgba(255,255,255,.4);border-radius:var(--r-lg);
  padding:24px;box-shadow:0 24px 50px rgba(0,0,0,.24);
}
.cta-form h3{margin:0 0 6px;font-size:18px;color:var(--brand-900);font-weight:700}
.cta-form .hint{margin:0 0 18px;font-size:13px;color:var(--ink-600)}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--ink-600);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:var(--sand-100);color:var(--ink-900);outline:none;
  transition:border-color var(--ease),background var(--ease),box-shadow var(--ease);
}
.field textarea{min-height:88px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  background:#fff;border-color:var(--brand-700);box-shadow:0 0 0 3px rgba(224,162,74,.3);
}
.cta-form .btn{width:100%;border-radius:999px}
.form-note{font-size:12px;color:var(--ink-600);margin:12px 0 0;line-height:1.7}
@media (min-width:520px){.cta-form .btn{width:100%}}

/* ============ Footer ============ */
.site-footer{background:var(--brand-900);color:#EFE9DD;padding:56px 0 0}
@media (min-width:1024px){.site-footer{padding-top:72px}}
.footer-main{display:grid;grid-template-columns:1fr;gap:32px;padding-bottom:40px}
@media (min-width:768px){.footer-main{grid-template-columns:1fr 1fr;gap:36px}}
@media (min-width:1024px){.footer-main{grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(239,233,221,.78);margin:14px 0 0;max-width:360px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(239,233,221,.65)}
.footer-brand .brand-mark{border-color:rgba(239,233,221,.85)}
.footer-col h4{
  font-size:13px;font-weight:600;letter-spacing:.06em;color:rgba(239,233,221,.7);margin:0 0 14px;
}
.footer-col a{display:block;font-size:14px;color:#EFE9DD;padding:6px 0;transition:color var(--ease)}
.footer-col a:hover{color:var(--accent-500)}
.footer-cta-box{
  background:rgba(255,255,255,.06);border:1px solid rgba(239,233,221,.18);border-radius:var(--r-card);padding:18px;
}
.footer-cta-box p{font-size:13px;line-height:1.8;color:rgba(239,233,221,.78);margin:0 0 14px}
.footer-cta-box .btn{width:100%;min-height:44px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;align-items:center;
  padding:18px 16px 26px;border-top:1px solid rgba(239,233,221,.16);font-size:13px;color:rgba(239,233,221,.7);
}
@media (min-width:768px){.footer-bottom{padding-left:24px;padding-right:24px}}
@media (min-width:1200px){.footer-bottom{padding-left:32px;padding-right:32px}}
.footer-bottom a{color:rgba(239,233,221,.8)}
.footer-bottom a:hover{color:var(--accent-500)}

@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}

/* roulang page: category1 */
:root{
  --brand-900:#0B2A26;
  --brand-700:#0E3B36;
  --brand-500:#1C6B5C;
  --brand-100:#DCE9E4;
  --accent-500:#E0A24A;
  --accent-700:#B87A22;
  --sand-50:#F6F2EA;
  --sand-100:#F0EBDF;
  --ink-900:#16211F;
  --ink-600:#5A6A66;
  --line:#E4DED2;
  --ok:#2F8F5B;
  --warn:#C9812B;
  --err:#C0432F;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(11,42,38,.06);
  --sh-2:0 14px 30px rgba(11,42,38,.12);
  --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;background:var(--sand-50);color:var(--ink-900);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;line-height:1.9;letter-spacing:0;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.container{padding:0 24px}}
@media (min-width:1280px){.container{padding:0 32px}}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .22s var(--ease)}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(11,42,38,.08)}
.header-inner{display:flex;align-items:center;gap:16px;min-height:64px}
@media (min-width:1024px){.header-inner{min-height:72px;gap:20px}}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{width:24px;height:24px;border:2px solid var(--brand-700);border-radius:6px;position:relative;flex:none}
.brand-mark::after{content:"";position:absolute;inset:6px;background:var(--accent-500);border-radius:2px}
.brand-name{display:block;font-size:18px;font-weight:700;line-height:1.2;color:var(--brand-900)}
.brand-sub{display:block;font-size:12px;line-height:1.3;color:var(--ink-600)}
.nav-links{display:none}
@media (min-width:1024px){
  .nav-links{display:flex;align-items:center;gap:2px;margin-left:10px}
  .nav-links a{position:relative;display:inline-flex;align-items:center;padding:9px 12px;font-size:15px;color:var(--ink-600);border-radius:8px;transition:color .22s var(--ease),background-color .22s var(--ease)}
  .nav-links a:hover{color:var(--brand-700);background:var(--sand-100)}
  .nav-links a.active{color:var(--brand-700);font-weight:600}
  .nav-links a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:-13px;height:2px;background:var(--accent-500);border-radius:2px}
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.search-box{display:none;position:relative}
@media (min-width:1024px){.search-box{display:block}}
.search-box input{width:210px;height:40px;border-radius:999px;border:1px solid transparent;background:var(--sand-100);padding:0 42px 0 16px;font-size:14px;transition:all .22s var(--ease)}
.search-box input:focus{outline:none;background:#fff;border-color:var(--brand-700);box-shadow:0 0 0 3px rgba(224,162,74,.3)}
.search-btn{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:30px;height:30px;display:flex;align-items:center;justify-content:center;border:0;background:transparent;color:var(--ink-600);cursor:pointer;border-radius:50%}
.search-btn:hover{color:var(--brand-700);background:var(--brand-100)}
.header-cta{display:none}
@media (min-width:640px){.header-cta{display:inline-flex}}
.menu-toggle{width:44px;height:44px;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer;transition:all .22s var(--ease)}
.menu-toggle:hover{border-color:var(--brand-700);background:var(--sand-50)}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--brand-700);border-radius:2px}
@media (min-width:1024px){.menu-toggle{display:none}}

/* ---------- 抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:90;opacity:0;pointer-events:none;transition:opacity .22s var(--ease)}
.drawer.open{opacity:1;pointer-events:auto}
.drawer-mask{position:absolute;inset:0;background:rgba(11,42,38,.45)}
.drawer-panel{position:absolute;top:0;left:0;right:0;background:#fff;padding:16px 16px 24px;border-radius:0 0 20px 20px;transform:translateY(-14px);transition:transform .22s var(--ease)}
.drawer.open .drawer-panel{transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid var(--line)}
.drawer-title{font-size:15px;font-weight:700;color:var(--brand-900)}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);background:#fff;border-radius:10px;font-size:20px;line-height:1;color:var(--ink-600);cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;padding:8px 0}
.drawer-nav a{padding:13px 4px;font-size:16px;color:var(--ink-900);border-bottom:1px solid var(--line)}
.drawer-nav a.active{color:var(--brand-700);font-weight:700}
.drawer-search{display:flex;gap:10px;margin-top:16px}
.drawer-search input{flex:1;height:44px;border-radius:10px;border:1px solid var(--line);background:var(--sand-50);padding:0 14px;font-size:15px}
.drawer-search input:focus{outline:none;border-color:var(--brand-700);box-shadow:0 0 0 3px rgba(224,162,74,.3)}
.drawer-cta{width:100%;margin-top:14px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 20px;border-radius:var(--r-btn);font-size:15px;font-weight:600;line-height:1.4;border:1px solid transparent;cursor:pointer;text-align:center;transition:background-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}
@media (min-width:768px){.btn{padding:0 24px}}
.btn-accent{background:var(--accent-500);color:var(--brand-900)}
.btn-accent:hover{background:var(--accent-700);transform:translateY(-1px);box-shadow:0 10px 22px rgba(184,122,34,.28)}
.btn-primary{background:var(--brand-700);color:#fff}
.btn-primary:hover{background:var(--brand-500);transform:translateY(-1px);box-shadow:0 10px 22px rgba(14,59,54,.22)}
.btn-outline{background:transparent;border-color:var(--brand-700);color:var(--brand-700)}
.btn-outline:hover{background:var(--brand-100);transform:translateY(-1px)}
.btn-ghost-light{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.55);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);transform:translateY(-1px)}
.btn-block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:13px 0;font-size:13px;color:var(--ink-600)}
.crumb a:hover{color:var(--accent-700)}
.crumb .sep{color:#C7BFB0}
.crumb .current{color:var(--brand-700);font-weight:600}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;color:#fff;background-color:var(--brand-900);
  background-image:linear-gradient(90deg,rgba(11,42,38,.95) 0%,rgba(11,42,38,.84) 44%,rgba(11,42,38,.42) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center right;background-repeat:no-repeat;
}
.cat-hero-inner{padding:44px 0 52px}
@media (min-width:768px){.cat-hero-inner{padding:64px 0 66px}}
@media (min-width:1024px){.cat-hero-inner{padding:84px 0 80px}}
.hero-badge{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:6px;background:rgba(224,162,74,.18);border:1px solid rgba(224,162,74,.5);color:#F3D5A6;font-size:12px;font-weight:600;letter-spacing:.04em}
.hero-title{margin-top:18px;font-size:clamp(30px,5vw,52px);font-weight:800;line-height:1.25;letter-spacing:0;color:#fff}
.hero-sub{margin-top:14px;font-size:clamp(16px,1.6vw,19px);line-height:1.85;color:rgba(255,255,255,.86);max-width:660px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:28px}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.9)}
.hero-points li::before{content:"";width:7px;height:7px;border-radius:2px;background:var(--accent-500);flex:none}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 15px;border-radius:999px;border:1px solid rgba(255,255,255,.32);background:rgba(255,255,255,.08);color:rgba(255,255,255,.9);font-size:14px;transition:all .22s var(--ease);white-space:nowrap}
.chip:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.55)}
.chip-active{background:var(--accent-500);border-color:var(--accent-500);color:var(--brand-900);font-weight:600}

/* ---------- 板块 ---------- */
.section{padding:48px 0}
@media (min-width:768px){.section{padding:64px 0}}
@media (min-width:1024px){.section{padding:88px 0}}
.section--alt{background:var(--sand-100);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{margin-bottom:28px}
@media (min-width:1024px){.section-head{margin-bottom:32px}}
.section-title{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.35;color:var(--brand-900)}
.section-sub{margin-top:10px;font-size:15px;line-height:1.8;color:var(--ink-600);max-width:760px}

/* ---------- 横滑 ---------- */
.rail-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.rail-tools{display:flex;align-items:center;gap:10px}
.rail-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-700);padding-bottom:2px;border-bottom:1px solid transparent;transition:all .22s var(--ease)}
.rail-link:hover{color:var(--accent-700);border-color:var(--accent-500)}
.rail-arrow{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--brand-700);cursor:pointer;transition:all .22s var(--ease)}
.rail-arrow:hover{border-color:var(--accent-500);color:var(--accent-700);box-shadow:var(--sh-2)}
.rail-scroll{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 12px;scrollbar-width:none;-ms-overflow-style:none}
.rail-scroll::-webkit-scrollbar{display:none}
.rail-card{flex:0 0 82%;scroll-snap-align:start;max-width:320px}
@media (min-width:640px){.rail-card{flex:0 0 300px}}
@media (min-width:1024px){.rail-card{flex:0 0 308px}}

/* ---------- 卡片 ---------- */
.card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--brand-700),var(--sand-50))}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.card:hover .card-media img{transform:scale(1.04)}
.card-badge{position:absolute;left:12px;top:12px;display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;background:var(--brand-100);color:var(--brand-700);font-size:12px;font-weight:600}
.card-body{display:flex;flex-direction:column;gap:10px;padding:16px 18px 18px;flex:1}
.card-title{font-size:17px;font-weight:600;line-height:1.5;color:var(--brand-900);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-desc{font-size:14px;line-height:1.75;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-600);font-variant-numeric:tabular-nums}
.card-meta .dot{width:4px;height:4px;border-radius:50%;background:#C7BFB0}
.card-link{margin-top:auto;font-size:14px;font-weight:600;color:var(--brand-700);display:inline-flex;align-items:center;gap:6px;transition:color .22s var(--ease),gap .22s var(--ease)}
.card-link:hover{color:var(--accent-700);gap:10px}

/* ---------- 网格 ---------- */
.grid-cards{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:640px){.grid-cards{grid-template-columns:repeat(2,1fr);gap:22px}}
@media (min-width:1024px){.grid-cards{grid-template-columns:repeat(3,1fr);gap:24px}}
@media (min-width:1280px){.grid-cards{grid-template-columns:repeat(4,1fr)}}
.load-more-row{display:flex;justify-content:center;margin-top:36px}
.btn-pill{border-radius:999px;min-height:48px;padding:0 30px}

/* ---------- 保障区 ---------- */
.assure-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:640px){.assure-grid{grid-template-columns:repeat(2,1fr);gap:28px}}
@media (min-width:1024px){.assure-grid{grid-template-columns:repeat(4,1fr);gap:24px}}
.assure-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px 20px;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease)}
.assure-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.assure-index{display:inline-block;font-size:22px;font-weight:800;color:var(--accent-500);font-variant-numeric:tabular-nums;line-height:1}
.assure-title{margin-top:12px;font-size:17px;font-weight:600;line-height:1.5;color:var(--brand-900)}
.assure-text{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-600)}

/* ---------- FAQ ---------- */
.faq-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;background:transparent;border:0;text-align:left;font-size:16px;font-weight:600;line-height:1.6;color:var(--brand-900);cursor:pointer;min-height:56px;transition:background-color .22s var(--ease)}
.faq-q:hover{background:var(--sand-50)}
.faq-sign{flex:none;position:relative;width:20px;height:20px;color:var(--brand-700);transition:transform .22s var(--ease)}
.faq-item.open .faq-sign{transform:rotate(180deg);color:var(--accent-700)}
.faq-a{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--ink-600);max-width:900px}

/* ---------- CTA ---------- */
.cta-band{position:relative;background:var(--brand-900);color:#fff;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:url("/assets/images/backpic/back-2.webp") right center/cover no-repeat;opacity:.18}
.cta-inner{position:relative;display:grid;grid-template-columns:1fr;gap:36px;padding:56px 0}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:84px 0}}
.cta-title{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.35;color:#fff}
.cta-text{margin-top:14px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.82);max-width:560px}
.cta-points{display:flex;flex-direction:column;gap:10px;margin-top:22px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.86)}
.cta-points li::before{content:"";flex:none;width:7px;height:7px;margin-top:9px;border-radius:2px;background:var(--accent-500)}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.form-card{background:#FDFBF6;border-radius:var(--r-lg);padding:24px;box-shadow:0 24px 50px rgba(0,0,0,.22);color:var(--ink-900)}
@media (min-width:768px){.form-card{padding:28px}}
.form-title{font-size:18px;font-weight:700;color:var(--brand-900);margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-600);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;min-height:44px;border:1px solid var(--line);border-radius:var(--r-btn);background:var(--sand-50);padding:11px 14px;font-size:15px;line-height:1.6;transition:all .22s var(--ease)}
.field textarea{resize:vertical;min-height:88px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;background:#fff;border-color:var(--brand-700);box-shadow:0 0 0 3px rgba(224,162,74,.3)}
.form-tip{margin-top:12px;font-size:13px;line-height:1.7;color:var(--ink-600)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#EFE7D8;padding-top:56px;font-size:14px}
.footer-main{display:grid;grid-template-columns:1fr;gap:34px;padding-bottom:42px}
@media (min-width:768px){.footer-main{grid-template-columns:1.5fr 1fr 1fr;gap:32px}}
@media (min-width:1024px){.footer-main{grid-template-columns:1.6fr 1fr 1fr 1.2fr}}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(239,231,216,.62)}
.footer-brand .brand-mark{border-color:#E9DFC9}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(239,231,216,.72);max-width:420px}
.footer-col h4{margin:0 0 14px;font-size:13px;font-weight:600;letter-spacing:.06em;color:#fff}
.footer-col a{display:block;padding:6px 0;color:rgba(239,231,216,.75);transition:color .22s var(--ease)}
.footer-col a:hover{color:var(--accent-500)}
.footer-cta-box{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-card);padding:16px}
.footer-cta-box p{font-size:13px;line-height:1.8;color:rgba(239,231,216,.78);margin:0 0 14px}
.footer-cta-box .btn{width:100%}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;border-top:1px solid rgba(255,255,255,.14);padding:18px 0;font-size:13px;color:rgba(239,231,216,.62)}
.footer-bottom a:hover{color:var(--accent-500)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --brand-900:#0B2A26;
  --brand-700:#0E3B36;
  --brand-500:#1C6B5C;
  --brand-100:#DCE9E4;
  --accent-500:#E0A24A;
  --accent-700:#B87A22;
  --sand-50:#F6F2EA;
  --sand-100:#F0EBDF;
  --ink-900:#16211F;
  --ink-600:#5A6A66;
  --line:#E4DED2;
  --ok:#2F8F5B;
  --warn:#C9812B;
  --err:#C0432F;
  --radius-card:16px;
  --radius-lg:20px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(11,42,38,.06);
  --shadow-hover:0 14px 30px rgba(11,42,38,.12);
  --shadow-nav:0 6px 20px rgba(11,42,38,.08);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:"PingFang SC","HarmonyOS Sans SC","Noto Sans 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;
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  color:var(--ink-900);
  background:var(--sand-50);
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color 220ms var(--ease),border-color 220ms var(--ease),background-color 220ms var(--ease)}
a:hover{color:var(--brand-500)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
::selection{background:var(--accent-500);color:var(--brand-900)}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums;font-family:Inter,system-ui,sans-serif}

.container.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 32px;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow 220ms var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--shadow-nav)}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:64px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:24px;height:24px;
  border:2px solid var(--brand-700);
  border-radius:5px;
  position:relative;
  flex-shrink:0;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:6px;
  border:2px solid var(--accent-500);
  border-radius:2px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:18px;font-weight:700;color:var(--brand-700);letter-spacing:.01em}
.brand-sub{font-size:12px;color:var(--ink-600);font-weight:400}
.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:12px;
  flex:1 1 auto;
}
.nav-links a{
  position:relative;
  padding:10px 12px;
  font-size:15px;
  color:var(--ink-900);
  border-radius:8px;
  white-space:nowrap;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  background:var(--accent-500);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform 220ms var(--ease);
}
.nav-links a:hover{color:var(--brand-700);background:var(--sand-50)}
.nav-links a:hover::after,
.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand-700);font-weight:600}
.header-tools{display:flex;align-items:center;gap:12px;flex-shrink:0}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 16px;
  background:var(--sand-100);
  border:1px solid transparent;
  border-radius:999px;
  transition:background-color 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.search-box:focus-within{background:#fff;border-color:var(--line);box-shadow:0 0 0 3px rgba(224,162,74,.32)}
.search-box svg{width:16px;height:16px;color:var(--ink-600);flex-shrink:0}
.search-box input{
  width:150px;
  border:0;
  background:transparent;
  font-size:14px;
  outline:none;
}
.search-box input::placeholder{color:#93A19D}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  transition:transform 220ms var(--ease),background-color 220ms var(--ease),color 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.btn-accent{background:var(--accent-500);color:var(--brand-900)}
.btn-accent:hover{background:var(--accent-700);color:var(--brand-900);transform:translateY(-1px);box-shadow:0 10px 22px rgba(184,122,34,.28)}
.btn-primary{background:var(--brand-700);color:#fff}
.btn-primary:hover{background:var(--brand-500);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(11,42,38,.22)}
.btn-outline{background:transparent;color:var(--brand-700);border-color:var(--brand-700)}
.btn-outline:hover{background:var(--brand-100);color:var(--brand-700);transform:translateY(-1px)}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.6)}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed}

.burger{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
}
.burger span{
  display:block;
  width:18px;height:2px;
  background:var(--brand-700);
  position:relative;
  transition:background-color 220ms var(--ease);
}
.burger span::before,.burger span::after{
  content:"";
  position:absolute;left:0;
  width:18px;height:2px;background:var(--brand-700);
  transition:transform 220ms var(--ease);
}
.burger span::before{top:-6px}
.burger span::after{top:6px}

.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:16px 0 22px;
}
.mobile-drawer.open{display:block}
.mobile-drawer nav{display:flex;flex-direction:column;gap:4px}
.mobile-drawer nav a{
  padding:12px 4px;
  font-size:16px;
  border-bottom:1px dashed var(--line);
}
.mobile-drawer nav a.active{color:var(--brand-700);font-weight:600}
.mobile-drawer .drawer-foot{margin-top:16px;display:flex;flex-direction:column;gap:12px}

/* ============ 内页横幅 ============ */
.page-banner{
  position:relative;
  overflow:hidden;
  background:var(--brand-900);
  color:#fff;
}
.page-banner .banner-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  opacity:.62;
}
.page-banner .banner-mask{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,42,38,.94) 0%,rgba(11,42,38,.78) 46%,rgba(11,42,38,.34) 100%);
}
.page-banner .banner-inner{position:relative;z-index:2;padding:44px 0 52px}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.72);
  margin-bottom:18px;
}
.breadcrumb a{color:rgba(255,255,255,.82)}
.breadcrumb a:hover{color:var(--accent-500)}
.breadcrumb .sep{color:rgba(255,255,255,.42)}
.breadcrumb .current{color:var(--accent-500)}
.banner-grid{
  display:grid;
  grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);
  gap:40px;
  align-items:end;
}
.badge-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:rgba(224,162,74,.18);
  border:1px solid rgba(224,162,74,.5);
  color:var(--accent-500);
  font-size:12px;font-weight:600;
  letter-spacing:.04em;
}
.banner-title{
  font-size:clamp(28px,3.4vw,44px);
  line-height:1.28;
  font-weight:800;
  margin:18px 0 14px;
  color:#fff;
}
.banner-lead{
  font-size:16px;
  line-height:1.9;
  color:rgba(255,255,255,.86);
  max-width:640px;
}
.banner-lead .kw{color:var(--accent-500);font-weight:600}

.stat-strip{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  background:rgba(255,255,255,.94);
  border:1px solid rgba(255,255,255,.7);
  border-radius:var(--radius-card);
  padding:18px 16px;
  box-shadow:var(--shadow-1);
}
.stat-strip .stat{text-align:left;padding:0 6px}
.stat-strip .stat + .stat{border-left:1px solid var(--line)}
.stat-num{
  display:block;
  font-size:24px;
  font-weight:800;
  color:var(--brand-700);
  line-height:1.3;
}
.stat-num em{font-style:normal;font-size:14px;font-weight:600;margin-left:2px}
.stat-label{display:block;font-size:12px;color:var(--ink-600);line-height:1.6}

/* ============ 通用板块 ============ */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-alt{background:var(--sand-100)}
.section-white{background:#fff}
.section-head{margin-bottom:28px}
.section-head h2{
  font-size:clamp(22px,2.4vw,30px);
  font-weight:700;
  line-height:1.35;
  color:var(--brand-700);
}
.section-head .sub{
  margin-top:10px;
  font-size:15px;
  color:var(--ink-600);
  max-width:760px;
}
.section-head.with-link{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
}

.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;
  padding:6px 14px;
  border-radius:999px;
  background:var(--brand-100);
  color:var(--brand-700);
  font-size:13px;
  font-weight:600;
  border:1px solid transparent;
  transition:background-color 220ms var(--ease),color 220ms var(--ease),border-color 220ms var(--ease);
}
.chip:hover{background:var(--brand-700);color:#fff}
.chip.is-active{background:var(--brand-700);color:#fff}
.chip-ghost{background:#fff;border-color:var(--line);color:var(--ink-600);font-weight:500}
.chip-ghost:hover{background:var(--accent-500);color:var(--brand-900);border-color:var(--accent-500)}

/* ============ 榜单布局 ============ */
.rank-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:36px;
  align-items:start;
}
.panel{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
}
.panel-pad{padding:22px 24px}
.panel-title{
  font-size:17px;
  font-weight:700;
  color:var(--brand-700);
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
  margin-bottom:16px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.panel-title span.more{font-size:13px;font-weight:500;color:var(--ink-600)}
.panel-title span.more:hover{color:var(--accent-700)}

.rank-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1)}
.rank-row{
  display:grid;
  grid-template-columns:60px 112px minmax(0,1fr);
  gap:18px;
  align-items:center;
  padding:20px 24px;
  border-bottom:1px solid var(--line);
  transition:background-color 220ms var(--ease),transform 220ms var(--ease),box-shadow 220ms var(--ease);
}
.rank-row:last-child{border-bottom:0}
.rank-row:hover{background:#FCFAF5;box-shadow:inset 3px 0 0 var(--accent-500)}
.rank-no{
  font-family:Inter,system-ui,sans-serif;
  font-variant-numeric:tabular-nums;
  font-size:30px;
  font-weight:800;
  color:var(--accent-500);
  line-height:1;
  letter-spacing:-.01em;
}
.rank-thumb{
  width:112px;height:72px;
  border-radius:12px;
  overflow:hidden;
  background:linear-gradient(135deg,var(--brand-700),var(--sand-100));
  flex-shrink:0;
}
.rank-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 220ms var(--ease)}
.rank-row:hover .rank-thumb img{transform:scale(1.04)}
.rank-body{min-width:0}
.rank-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.rank-head h3{font-size:18px;font-weight:600;line-height:1.5}
.rank-head h3 a:hover{color:var(--brand-500)}
.tag{
  display:inline-flex;align-items:center;
  padding:3px 10px;
  border-radius:6px;
  font-size:12px;
  font-weight:600;
  background:var(--brand-100);
  color:var(--brand-700);
  white-space:nowrap;
}
.tag-warm{background:rgba(224,162,74,.2);color:var(--accent-700)}
.tag-ok{background:rgba(47,143,91,.14);color:var(--ok)}
.rank-desc{
  margin-top:8px;
  font-size:14.5px;
  line-height:1.8;
  color:var(--ink-600);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rank-meta{
  margin-top:10px;
  display:flex;flex-wrap:wrap;gap:8px 22px;
  font-size:13px;
  color:var(--ink-600);
}
.rank-meta b{color:var(--ink-900);font-weight:600}
.rank-meta .num{color:var(--brand-700);font-weight:600}

/* ============ 侧栏 ============ */
.side-col{display:grid;gap:20px;position:sticky;top:88px}
.side-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:20px;
  box-shadow:var(--shadow-1);
}
.side-card h3{
  font-size:15px;
  font-weight:700;
  color:var(--brand-700);
  margin-bottom:14px;
  display:flex;align-items:center;gap:8px;
}
.side-card h3::before{
  content:"";
  width:4px;height:14px;
  background:var(--accent-500);
  border-radius:2px;
}
.side-card-accent{background:var(--sand-100);border-color:#E2DACB}
.side-card-accent p{font-size:14px;line-height:1.85;color:var(--ink-600);margin-bottom:16px}
.side-links{display:flex;flex-direction:column;gap:2px}
.side-links a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:11px 4px;
  font-size:14.5px;
  color:var(--ink-900);
  border-bottom:1px dashed var(--line);
}
.side-links a:last-child{border-bottom:0}
.side-links a:hover{color:var(--brand-500)}
.side-links a .arrow{color:var(--accent-500);font-size:14px}

/* ============ FAQ ============ */
.faq-wrap{display:grid;gap:12px}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:0 22px;
  box-shadow:var(--shadow-1);
  transition:box-shadow 220ms var(--ease)
}
.faq-item[open]{box-shadow:var(--shadow-hover)}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 0;
  font-size:16px;
  font-weight:600;
  color:var(--ink-900);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  flex-shrink:0;
  width:26px;height:26px;
  border-radius:50%;
  border:1px solid var(--brand-100);
  background:var(--brand-100);
  color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:600;line-height:1;
  transition:transform 200ms var(--ease),background-color 200ms var(--ease),color 200ms var(--ease);
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--accent-500);color:var(--brand-900);border-color:var(--accent-500)}
.faq-item .faq-body{
  padding:0 0 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-600);
  border-top:1px solid var(--line);
  padding-top:16px;
}

/* ============ 表单 ============ */
.contact-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);
  gap:28px;
  align-items:stretch;
}
.contact-aside{
  background:var(--brand-700);
  color:#fff;
  border-radius:var(--radius-lg);
  padding:32px;
  position:relative;
  overflow:hidden;
}
.contact-aside::after{
  content:"";
  position:absolute;
  right:-40px;bottom:-50px;
  width:190px;height:190px;
  border:2px solid rgba(224,162,74,.4);
  border-radius:22px;
  transform:rotate(18deg);
}
.contact-aside h2{font-size:24px;font-weight:700;line-height:1.4;margin-bottom:12px;position:relative;z-index:2}
.contact-aside p{font-size:15px;line-height:1.9;color:rgba(255,255,255,.86);position:relative;z-index:2}
.contact-points{margin-top:22px;display:grid;gap:12px;position:relative;z-index:2}
.contact-points li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.92);line-height:1.75}
.contact-points li::before{
  content:"";
  flex-shrink:0;
  width:8px;height:8px;
  margin-top:9px;
  border-radius:2px;
  background:var(--accent-500);
}
.form-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:32px;
  box-shadow:var(--shadow-1);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.field label{font-size:13px;font-weight:600;color:var(--ink-600)}
.field label .req{color:var(--err)}
.field input,.field select,.field textarea{
  width:100%;
  min-height:44px;
  padding:11px 14px;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  background:var(--sand-50);
  font-size:15px;
  line-height:1.6;
  transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease),background-color 220ms var(--ease);
}
.field textarea{min-height:104px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  background:#fff;
  border-color:var(--brand-700);
  box-shadow:0 0 0 3px rgba(224,162,74,.3);
}
.field .hint{font-size:12.5px;color:var(--ink-600)}
.form-foot{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:6px}
.form-foot .note{font-size:12.5px;color:var(--ink-600);line-height:1.7}

/* ============ 总 CTA ============ */
.cta-band{
  position:relative;
  background:var(--brand-900);
  color:#fff;
  overflow:hidden;
}
.cta-band .cta-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-3.webp");
  background-size:cover;
  background-position:center;
  opacity:.34;
}
.cta-band .cta-inner{
  position:relative;z-index:2;
  padding:72px 0;
  display:grid;
  grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);
  gap:40px;
  align-items:center;
}
.cta-inner h2{font-size:clamp(24px,2.6vw,34px);font-weight:800;line-height:1.35;margin-bottom:14px}
.cta-inner p{font-size:16px;line-height:1.9;color:rgba(255,255,255,.84);max-width:600px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-mini{
  display:grid;
  gap:12px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.22);
  border-radius:var(--radius-card);
  padding:22px;
}
.cta-mini .row{display:flex;justify-content:space-between;gap:12px;font-size:14px;color:rgba(255,255,255,.9);padding-bottom:12px;border-bottom:1px dashed rgba(255,255,255,.22)}
.cta-mini .row:last-child{border-bottom:0;padding-bottom:0}
.cta-mini .row b{color:var(--accent-500);font-weight:600}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:#F3EFE6}
.footer-main{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.15fr;
  gap:36px;
  padding:64px 32px 44px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-name{color:#fff;font-size:18px}
.footer-brand .brand-sub{color:rgba(243,239,230,.62)}
.footer-brand .brand-mark{border-color:var(--accent-500)}
.footer-brand .brand-mark::after{border-color:rgba(243,239,230,.7)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(243,239,230,.72);margin-bottom:10px}
.footer-col h4{
  font-size:13px;
  font-weight:600;
  letter-spacing:.06em;
  color:rgba(243,239,230,.62);
  margin-bottom:16px;
}
.footer-col a{
  display:block;
  padding:6px 0;
  font-size:14.5px;
  color:rgba(243,239,230,.9);
}
.footer-col a:hover{color:var(--accent-500)}
.footer-cta-box{border:1px solid rgba(243,239,230,.2);border-radius:var(--radius-card);padding:18px;background:rgba(255,255,255,.05)}
.footer-cta-box p{font-size:13.5px;line-height:1.8;color:rgba(243,239,230,.76);margin-bottom:14px}
.footer-bottom{
  border-top:1px solid rgba(243,239,230,.16);
  padding:20px 32px 28px;
  display:flex;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(243,239,230,.62);
}
.footer-bottom a{color:rgba(243,239,230,.72)}
.footer-bottom a:hover{color:var(--accent-500)}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .rank-layout{grid-template-columns:minmax(0,1fr) 300px;gap:28px}
}
@media (max-width:1023px){
  .nav-links,.search-box{display:none}
  .burger{display:inline-flex}
  .header-inner{min-height:64px;justify-content:space-between}
  .header-tools .btn-accent{display:none}
  .page-banner .banner-inner{padding:32px 0 40px}
  .banner-grid{grid-template-columns:1fr;gap:26px;align-items:start}
  .stat-strip{max-width:560px}
  .rank-layout{grid-template-columns:1fr}
  .side-col{position:static}
  .contact-grid{grid-template-columns:1fr}
  .cta-band .cta-inner{grid-template-columns:1fr;gap:28px;padding:56px 0}
  .footer-main{grid-template-columns:1fr 1fr;gap:28px;padding:52px 24px 36px}
  .section{padding:56px 0}
}
@media (max-width:767px){
  .container.container{padding:0 18px}
  .rank-row{grid-template-columns:44px 84px minmax(0,1fr);gap:14px;padding:16px 16px}
  .rank-no{font-size:24px}
  .rank-thumb{width:84px;height:58px;border-radius:10px}
  .rank-head h3{font-size:16.5px}
  .rank-desc{-webkit-line-clamp:3}
  .form-row{grid-template-columns:1fr}
  .form-card,.contact-aside{padding:22px}
  .footer-main{grid-template-columns:1fr}
  .footer-bottom{padding:18px 18px 26px;flex-direction:column;align-items:flex-start}
  .stat-strip{grid-template-columns:1fr;gap:10px}
  .stat-strip .stat + .stat{border-left:0;border-top:1px solid var(--line);padding-top:10px}
  .section{padding:44px 0}
  .cta-actions .btn{width:100%}
}
@media (max-width:519px){
  .rank-row{grid-template-columns:40px minmax(0,1fr);grid-template-areas:"no body" "thumb thumb";row-gap:12px}
  .rank-no{grid-area:no}
  .rank-body{grid-area:body}
  .rank-thumb{grid-area:thumb;width:100%;height:160px}
  .banner-title{font-size:26px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: category3 */
:root{
    --brand-900:#0B2A26;
    --brand-700:#0E3B36;
    --brand-500:#1C6B5C;
    --brand-100:#DCE9E4;
    --accent-500:#E0A24A;
    --accent-700:#B87A22;
    --sand-50:#F6F2EA;
    --sand-100:#F0EBDF;
    --ink-900:#16211F;
    --ink-600:#5A6A66;
    --line:#E4DED2;
    --ok:#2F8F5B;
    --warn:#C9812B;
    --err:#C0432F;
    --r-card:16px;
    --r-lg:20px;
    --r-btn:10px;
    --shadow-1:0 1px 2px rgba(11,42,38,.06);
    --shadow-2:0 14px 30px rgba(11,42,38,.12);
    --shadow-nav:0 6px 20px rgba(11,42,38,.08);
    --ease:cubic-bezier(.2,.7,.3,1);
    --font:"PingFang SC","HarmonyOS Sans SC","Noto Sans 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);
    font-size:16px;
    line-height:1.9;
    color:var(--ink-900);
    background:var(--sand-50);
    letter-spacing:0;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;transition:color 220ms var(--ease),background-color 220ms var(--ease),border-color 220ms var(--ease),transform 220ms var(--ease),box-shadow 220ms var(--ease);}
  button,input{font-family:inherit;font-size:inherit;}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
  ul,ol{padding:0;list-style:none;}
  :focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;}
  .num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

  .container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px;}
  @media(min-width:640px){.container{padding:0 24px;}}
  @media(min-width:1024px){.container{padding:0 32px;}}

  /* ---------- Header / Nav ---------- */
  .site-header{
    position:sticky;top:0;z-index:80;background:#fff;
    border-bottom:1px solid var(--line);
    transition:box-shadow 220ms var(--ease);
  }
  .site-header.scrolled{box-shadow:var(--shadow-nav);}
  .header-inner{display:flex;align-items:center;gap:20px;height:64px;}
  @media(min-width:1024px){.header-inner{height:72px;gap:32px;}}
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand-mark{
    width:24px;height:24px;flex:0 0 24px;
    border:2px solid var(--brand-700);border-radius:6px;position:relative;
  }
  .brand-mark::after{
    content:"";position:absolute;inset:5px;border:1.5px solid var(--accent-500);border-radius:2px;
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.15;}
  .brand-name{font-size:18px;font-weight:700;color:var(--brand-700);letter-spacing:0;}
  .brand-sub{font-size:12px;color:var(--ink-600);letter-spacing:0;}
  .nav-links{display:none;align-items:center;gap:6px;margin-left:8px;}
  @media(min-width:1024px){.nav-links{display:flex;}}
  .nav-links a{
    position:relative;display:inline-flex;align-items:center;height:72px;
    padding:0 12px;font-size:15px;color:var(--ink-900);white-space:nowrap;
  }
  .nav-links a::after{
    content:"";position:absolute;left:12px;right:12px;bottom:16px;height:2px;
    background:var(--accent-500);transform:scaleX(0);transform-origin:left;
    transition:transform 220ms var(--ease);
  }
  .nav-links a:hover{color:var(--brand-700);}
  .nav-links a:hover::after{transform:scaleX(1);}
  .nav-links a.active{color:var(--brand-700);font-weight:600;}
  .nav-links a.active::after{transform:scaleX(1);}
  .header-actions{display:none;align-items:center;gap:12px;margin-left:auto;}
  @media(min-width:1024px){.header-actions{display:flex;}}
  .header-search input{
    width:200px;height:40px;padding:0 18px;
    border:1px solid transparent;border-radius:999px;
    background:var(--sand-100);color:var(--ink-900);
    transition:all 220ms var(--ease);
  }
  .header-search input::placeholder{color:var(--ink-600);}
  .header-search input:focus{
    width:220px;background:#fff;border-color:var(--brand-700);
    outline:none;box-shadow:0 0 0 3px rgba(224,162,74,.35);
  }
  .nav-toggle{
    display:inline-flex;flex-direction:column;justify-content:center;gap:4px;
    margin-left:auto;width:44px;height:44px;padding:0 10px;
    background:#fff;border:1px solid var(--line);border-radius:10px;cursor:pointer;
  }
  .nav-toggle span{display:block;height:2px;background:var(--brand-700);border-radius:2px;}
  @media(min-width:1024px){.nav-toggle{display:none;}}
  .mobile-drawer{
    position:fixed;left:0;right:0;top:64px;z-index:70;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-2);padding:16px 16px 24px;
    transform:translateY(-12px);opacity:0;visibility:hidden;
    transition:transform 220ms var(--ease),opacity 220ms var(--ease),visibility 220ms var(--ease);
  }
  .mobile-drawer.open{transform:none;opacity:1;visibility:visible;}
  @media(min-width:1024px){.mobile-drawer{display:none !important;}}
  .mobile-drawer .drawer-link{
    display:block;padding:12px 8px;font-size:16px;border-bottom:1px solid var(--line);
    color:var(--ink-900);
  }
  .mobile-drawer .drawer-link.active{color:var(--brand-700);font-weight:600;}
  .mobile-drawer form{margin:16px 0 12px;}
  .mobile-drawer input{
    width:100%;height:44px;padding:0 16px;border:1px solid var(--line);
    border-radius:10px;background:var(--sand-100);
  }

  /* ---------- Buttons / Badges ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 24px;border-radius:999px;border:1px solid transparent;
    font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
    transition:all 220ms var(--ease);
  }
  .btn-sm{height:40px;padding:0 20px;font-size:14px;}
  .btn-accent{background:var(--accent-500);color:var(--brand-900);}
  .btn-accent:hover{background:var(--accent-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
  .btn-primary{background:var(--brand-700);color:#fff;}
  .btn-primary:hover{background:var(--brand-500);transform:translateY(-1px);box-shadow:var(--shadow-2);}
  .btn-ghost{background:transparent;color:var(--brand-700);border-color:var(--brand-700);}
  .btn-ghost:hover{background:var(--brand-100);transform:translateY(-1px);}
  .btn-light{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.55);}
  .btn-light:hover{background:rgba(255,255,255,.2);transform:translateY(-1px);}
  .btn:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;}
  .btn[disabled]{opacity:.4;cursor:not-allowed;}

  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:4px 10px;border-radius:6px;
    background:var(--brand-100);color:var(--brand-700);
    font-size:12px;font-weight:600;letter-spacing:0;
  }
  .badge-accent{background:var(--accent-500);color:var(--brand-900);}
  .badge-light{background:rgba(255,255,255,.16);color:#fff;}

  .chip-row{display:flex;flex-wrap:wrap;gap:10px;}
  .chip{
    display:inline-flex;align-items:center;height:36px;padding:0 16px;
    border:1px solid var(--line);border-radius:999px;background:#fff;
    font-size:14px;color:var(--ink-900);cursor:pointer;
  }
  .chip:hover{border-color:var(--brand-500);color:var(--brand-700);}
  .chip.is-active{background:var(--brand-700);color:#fff;border-color:var(--brand-700);}

  /* ---------- Breadcrumb ---------- */
  .breadcrumb{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:13px;color:var(--ink-600);padding:20px 0 0;
  }
  .breadcrumb a:hover{color:var(--brand-700);}
  .breadcrumb .sep{color:var(--line);}
  .breadcrumb .current{color:var(--brand-700);font-weight:600;}

  /* ---------- Page hero ---------- */
  .page-hero{
    position:relative;overflow:hidden;
    background:var(--brand-900);color:#fff;
    border-bottom:1px solid var(--line);
  }
  .page-hero-bg{
    position:absolute;inset:0;
    background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    opacity:.38;
  }
  .page-hero::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(90deg,rgba(11,42,38,.94) 0%,rgba(11,42,38,.80) 52%,rgba(11,42,38,.42) 100%);
  }
  .page-hero-inner{position:relative;z-index:2;padding:44px 0 56px;}
  @media(min-width:1024px){.page-hero-inner{padding:56px 0 72px;}}
  .page-hero .breadcrumb{color:rgba(255,255,255,.72);padding-top:0;}
  .page-hero .breadcrumb .sep{color:rgba(255,255,255,.35);}
  .page-hero .breadcrumb .current{color:var(--accent-500);}
  .page-hero .badge{margin:20px 0 16px;background:rgba(224,162,74,.18);color:var(--accent-500);}
  .page-hero h1{
    font-size:clamp(28px,4.4vw,46px);line-height:1.28;font-weight:800;
    max-width:900px;color:#fff;
  }
  .page-hero .hero-lead{
    margin-top:18px;max-width:760px;
    font-size:16px;line-height:1.9;color:rgba(255,255,255,.85);
  }
  .hero-facts{
    display:grid;grid-template-columns:1fr;gap:12px;margin-top:32px;
    border-top:1px solid rgba(255,255,255,.16);padding-top:24px;
  }
  @media(min-width:640px){.hero-facts{grid-template-columns:repeat(3,1fr);}}
  .hero-fact{display:flex;flex-direction:column;gap:2px;}
  .hero-fact .k{font-size:24px;font-weight:800;color:var(--accent-500);}
  .hero-fact .v{font-size:13px;color:rgba(255,255,255,.7);}

  /* ---------- Sections ---------- */
  .section{padding:48px 0;}
  @media(min-width:640px){.section{padding:64px 0;}}
  @media(min-width:1024px){.section{padding:92px 0;}}
  .section-sand{background:var(--sand-100);}
  .section-white{background:#fff;}
  .section-head{max-width:760px;margin-bottom:28px;}
  .section-head h2{
    font-size:clamp(24px,3vw,32px);line-height:1.35;font-weight:700;color:var(--brand-700);
  }
  .section-head p{margin-top:12px;font-size:16px;color:var(--ink-600);}
  .section-head .rule{
    width:52px;height:4px;border-radius:4px;background:var(--accent-500);margin-bottom:16px;
  }

  /* ---------- Steps ---------- */
  .steps{
    display:grid;grid-template-columns:1fr;gap:0;
    border:1px solid var(--line);border-radius:var(--r-card);background:#fff;
    overflow:hidden;
  }
  @media(min-width:768px){.steps{grid-template-columns:repeat(4,1fr);}}
  .step{
    position:relative;padding:24px 22px 26px;border-bottom:1px solid var(--line);
    transition:background-color 220ms var(--ease);
  }
  @media(min-width:768px){
    .step{border-bottom:none;border-right:1px solid var(--line);}
    .step:last-child{border-right:none;}
  }
  .step:last-child{border-bottom:none;}
  .step:hover{background:var(--sand-50);}
  .step-top{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
  .step-dot{
    width:12px;height:12px;border-radius:50%;background:var(--line);flex:0 0 12px;
    position:relative;
  }
  .step.is-current .step-dot{background:var(--accent-500);box-shadow:0 0 0 4px rgba(224,162,74,.22);}
  .step.is-done .step-dot{background:var(--brand-500);}
  .step-no{font-size:13px;font-weight:600;color:var(--ink-600);}
  .step.is-current .step-no{color:var(--accent-700);}
  .step h3{font-size:17px;font-weight:600;color:var(--brand-700);line-height:1.5;}
  .step p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-600);}

  /* ---------- Stack cards (C) ---------- */
  .stack-grid{display:grid;grid-template-columns:1fr;gap:20px;}
  @media(min-width:900px){.stack-grid{grid-template-columns:repeat(2,1fr);}}
  .stack-card{
    position:relative;overflow:hidden;border-radius:var(--r-lg);
    background:var(--brand-900);min-height:236px;display:grid;
    grid-template-columns:1fr;box-shadow:var(--shadow-1);
    transition:transform 220ms var(--ease),box-shadow 220ms var(--ease);
  }
  .stack-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
  .stack-card img{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9;
    transition:transform 220ms var(--ease);
  }
  .stack-card:hover img{transform:scale(1.04);}
  .stack-card::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(11,42,38,.10) 0%,rgba(11,42,38,.72) 55%,rgba(11,42,38,.95) 100%);
  }
  @media(min-width:900px){
    .stack-card{grid-template-columns:1.5fr 1fr;}
    .stack-card::after{
      background:linear-gradient(90deg,rgba(11,42,38,.10) 0%,rgba(11,42,38,.70) 55%,rgba(11,42,38,.96) 100%);
    }
  }
  .stack-body{
    position:relative;z-index:2;grid-column:1;display:flex;flex-direction:column;justify-content:flex-end;
    padding:26px 24px;color:#fff;
  }
  @media(min-width:900px){
    .stack-body{grid-column:2;justify-content:center;padding:32px 28px;}
  }
  .stack-body h3{font-size:20px;font-weight:700;line-height:1.45;margin-top:12px;}
  .stack-body p{margin-top:10px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.82);}
  .stack-meta{margin-top:14px;font-size:13px;color:var(--accent-500);}

  /* ---------- Table ---------- */
  .table-wrap{
    overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:#fff;
    -webkit-overflow-scrolling:touch;
  }
  table{border-collapse:collapse;width:100%;min-width:760px;}
  thead th{
    background:var(--brand-100);color:var(--brand-700);
    font-size:14px;font-weight:600;text-align:left;
    padding:14px 18px;border-bottom:1px solid var(--line);white-space:nowrap;
  }
  tbody td{
    padding:16px 18px;font-size:15px;color:var(--ink-900);
    border-bottom:1px solid var(--line);vertical-align:top;line-height:1.75;
  }
  tbody tr:last-child td{border-bottom:none;}
  tbody tr:hover td{background:var(--sand-50);}
  td .cell-strong{font-weight:600;color:var(--brand-700);}
  td .cell-sub{display:block;font-size:13px;color:var(--ink-600);margin-top:2px;}

  /* ---------- A grid cards ---------- */
  .card-grid{display:grid;grid-template-columns:1fr;gap:22px;}
  @media(min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr);}}
  @media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);}}
  .card{
    display:flex;flex-direction:column;background:#fff;
    border:1px solid var(--line);border-radius:var(--r-card);
    box-shadow:var(--shadow-1);overflow:hidden;
    transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
  }
  .card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#d8d0c0;}
  .card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--brand-700),var(--sand-100));}
  .card-media img{width:100%;height:100%;object-fit:cover;transition:transform 220ms var(--ease);}
  .card:hover .card-media img{transform:scale(1.04);}
  .card-media .badge{position:absolute;top:12px;left:12px;}
  .card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
  .card-body h3{font-size:18px;font-weight:600;line-height:1.5;color:var(--brand-700);}
  .card-body p{font-size:15px;line-height:1.85;color:var(--ink-600);}
  .card-foot{margin-top:auto;padding-top:8px;font-size:14px;font-weight:600;color:var(--brand-500);}
  .card-foot:hover{color:var(--accent-700);}

  /* ---------- Subscribe ---------- */
  .subscribe{
    background:var(--brand-100);border:1px solid #cdddd6;border-radius:var(--r-lg);
    padding:28px 24px;display:flex;flex-direction:column;gap:20px;
  }
  @media(min-width:900px){
    .subscribe{flex-direction:row;align-items:center;justify-content:space-between;padding:32px 36px;gap:40px;}
  }
  .subscribe h2{font-size:22px;font-weight:700;color:var(--brand-700);line-height:1.45;}
  .subscribe p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-600);}
  .subscribe form{display:flex;flex-direction:column;gap:12px;width:100%;}
  @media(min-width:640px) and (max-width:899px){
    .subscribe form{flex-direction:row;}
    .subscribe form input{flex:1;}
  }
  @media(min-width:900px){
    .subscribe form{flex-direction:row;width:auto;flex:0 0 auto;}
  }
  .subscribe input{
    height:48px;min-width:240px;padding:0 18px;border:1px solid var(--line);
    border-radius:10px;background:#fff;color:var(--ink-900);
  }
  .subscribe input:focus{outline:none;border-color:var(--brand-700);box-shadow:0 0 0 3px rgba(224,162,74,.3);}
  .form-hint{font-size:13px;color:var(--ink-600);margin-top:4px;}

  /* ---------- FAQ ---------- */
  .faq{border:1px solid var(--line);border-radius:var(--r-card);background:#fff;overflow:hidden;}
  .faq-item + .faq-item{border-top:1px solid var(--line);}
  .faq-q{
    width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
    padding:20px 22px;background:#fff;border:none;cursor:pointer;text-align:left;
    font-size:16px;font-weight:600;color:var(--brand-700);line-height:1.6;
  }
  .faq-q:hover{background:var(--sand-50);}
  .faq-q .sign{
    flex:0 0 22px;width:22px;height:22px;position:relative;margin-top:3px;
    transition:transform 220ms var(--ease);
  }
  .faq-q .sign::before,.faq-q .sign::after{
    content:"";position:absolute;background:var(--accent-500);border-radius:2px;
  }
  .faq-q .sign::before{left:0;right:0;top:10px;height:2px;}
  .faq-q .sign::after{top:0;bottom:0;left:10px;width:2px;transition:opacity 220ms var(--ease);}
  .faq-item.open .faq-q .sign{transform:rotate(180deg);}
  .faq-item.open .faq-q .sign::after{opacity:0;}
  .faq-a{display:none;padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--ink-600);}
  .faq-item.open .faq-a{display:block;}

  /* ---------- CTA ---------- */
  .cta{
    position:relative;overflow:hidden;background:var(--brand-900);color:#fff;
  }
  .cta-bg{
    position:absolute;inset:0;
    background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
    opacity:.24;
  }
  .cta::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(90deg,rgba(11,42,38,.96) 0%,rgba(11,42,38,.80) 60%,rgba(11,42,38,.55) 100%);
  }
  .cta-inner{position:relative;z-index:2;padding:56px 0;}
  @media(min-width:1024px){.cta-inner{padding:80px 0;}}
  .cta-inner h2{font-size:clamp(24px,3.2vw,34px);font-weight:800;line-height:1.35;max-width:720px;}
  .cta-inner p{margin-top:14px;font-size:16px;line-height:1.9;color:rgba(255,255,255,.84);max-width:720px;}
  .cta-actions{display:flex;flex-direction:column;gap:12px;margin-top:28px;}
  @media(min-width:640px){.cta-actions{flex-direction:row;align-items:center;}}
  .cta-points{display:flex;flex-wrap:wrap;gap:20px;margin-top:28px;font-size:14px;color:rgba(255,255,255,.75);}
  .cta-points span{display:inline-flex;align-items:center;gap:8px;}
  .cta-points i{width:6px;height:6px;border-radius:50%;background:var(--accent-500);display:inline-block;}

  /* ---------- Highlight strip ---------- */
  .stat-strip{
    display:grid;grid-template-columns:repeat(2,1fr);gap:20px;
    border-top:1px solid var(--line);border-bottom:1px solid var(--line);
    background:#fff;padding:26px 22px;border-radius:var(--r-card);
  }
  @media(min-width:900px){.stat-strip{grid-template-columns:repeat(4,1fr);}}
  .stat .k{font-size:clamp(24px,3vw,32px);font-weight:800;color:var(--brand-700);}
  .stat .v{margin-top:6px;font-size:13px;color:var(--ink-600);line-height:1.7;}

  /* ---------- Footer ---------- */
  .site-footer{background:var(--brand-900);color:#F6F2EA;}
  .footer-main{
    display:grid;grid-template-columns:1fr;gap:36px;padding:48px 16px 32px;
  }
  @media(min-width:640px){.footer-main{padding:56px 24px 36px;}}
  @media(min-width:1024px){
    .footer-main{grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding:72px 32px 44px;}
  }
  .footer-brand .brand{margin-bottom:16px;}
  .footer-brand .brand-mark{border-color:var(--accent-500);}
  .footer-brand .brand-mark::after{border-color:rgba(246,242,234,.6);}
  .footer-brand .brand-name{color:#fff;}
  .footer-brand .brand-sub{color:rgba(246,242,234,.6);}
  .footer-brand p{font-size:14px;line-height:1.9;color:rgba(246,242,234,.72);margin-bottom:10px;}
  .footer-col h4{
    font-size:13px;font-weight:600;letter-spacing:.06em;color:rgba(246,242,234,.62);
    margin-bottom:16px;
  }
  .footer-col a{
    display:block;font-size:14px;line-height:1.7;color:rgba(246,242,234,.9);padding:5px 0;
  }
  .footer-col a:hover{color:var(--accent-500);}
  .footer-cta-box{
    background:rgba(255,255,255,.06);border:1px solid rgba(246,242,234,.16);
    border-radius:14px;padding:18px;
  }
  .footer-cta-box p{font-size:13px;line-height:1.8;color:rgba(246,242,234,.72);margin-bottom:14px;}
  .footer-bottom{
    display:flex;flex-direction:column;gap:10px;
    padding:20px 16px 32px;border-top:1px solid rgba(246,242,234,.14);
    font-size:13px;color:rgba(246,242,234,.6);
  }
  @media(min-width:768px){
    .footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;padding:20px 32px 32px;}
  }
  .footer-bottom a{color:rgba(246,242,234,.72);}
  .footer-bottom a:hover{color:var(--accent-500);}

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