/* roulang page: index */
:root{
  --primary:#0E9E8C;
  --primary-700:#0A7A6C;
  --ink:#0B2A26;
  --accent:#FF7A3D;
  --bg:#F4F7F6;
  --card:#FFFFFF;
  --line:#E4EAE8;
  --text:#1C2B29;
  --muted:#5D6E6B;
  --faint:#8A9B98;
  --tint:#E9F6F3;
  --radius-lg:18px;
  --radius-sm:14px;
  --radius-btn:12px;
  --shadow-card:0 2px 8px rgba(11,42,38,.06);
  --shadow-hover:0 14px 30px rgba(11,42,38,.13);
  --ease:cubic-bezier(.4,0,.2,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
table{border-collapse:collapse;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}

.container-x{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media (min-width:768px){.container-x{padding-left:24px;padding-right:24px;}}

/* ---------- 顶部状态条 ---------- */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);font-size:13px;}
.topbar-inner{height:38px;display:flex;align-items:center;justify-content:space-between;gap:10px;}
.topbar-left{display:flex;align-items:center;gap:8px;min-width:0;}
.topbar-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none;animation:pulse 1.9s infinite;}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,122,61,.55);}
  70%{box-shadow:0 0 0 7px rgba(255,122,61,0);}
  100%{box-shadow:0 0 0 0 rgba(255,122,61,0);}
}
.topbar-right{display:flex;align-items:center;gap:8px;flex:none;}
.topbar-label{display:none;color:rgba(255,255,255,.6);font-size:12px;}
.cd{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--accent);font-weight:700;letter-spacing:.02em;}
.cd-sep{color:rgba(255,255,255,.32);margin:0 1px;}
.topbar-arrow{width:24px;height:24px;border-radius:50%;border:1px solid rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.75);transition:all .22s var(--ease);}
.topbar-arrow:hover{background:rgba(255,255,255,.1);color:#fff;}
@media (min-width:768px){
  .topbar-inner{height:42px;}
  .topbar-label{display:inline;}
}

/* ---------- 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 18px rgba(11,42,38,.08);}
.nav-wrap{height:60px;display:flex;align-items:center;gap:14px;}
.brand{display:flex;flex-direction:column;line-height:1.12;flex:none;}
.brand-main{font-size:19px;font-weight:800;color:var(--primary);letter-spacing:-.01em;}
.brand-sub{font-size:12px;font-weight:600;color:var(--muted);margin-top:2px;}
.nav-search{position:relative;flex:1;max-width:560px;margin:0 auto;display:none;align-items:center;}
.nav-search input{width:100%;height:44px;border-radius:999px;border:1.5px solid transparent;background:#F4F7F6;padding:0 56px 0 46px;font-size:14px;color:var(--text);transition:all .22s var(--ease);}
.nav-search input::placeholder{color:var(--faint);}
.nav-search input:focus{outline:none;background:#fff;border-color:var(--primary);box-shadow:0 4px 16px rgba(14,158,140,.15);}
.search-icon{position:absolute;left:16px;color:var(--primary);display:flex;pointer-events:none;}
.search-btn{position:absolute;right:5px;width:34px;height:34px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;transition:background .22s var(--ease),transform .22s var(--ease);}
.search-btn:hover{background:var(--primary-700);transform:translateY(-1px);}
.nav-actions{display:none;align-items:center;gap:12px;flex:none;}
.btn-ghost{height:40px;padding:0 16px;border-radius:var(--radius-btn);font-size:14px;font-weight:600;color:var(--muted);display:inline-flex;align-items:center;transition:all .22s var(--ease);}
.btn-ghost:hover{color:var(--primary);background:var(--tint);}
.btn-primary-sm{height:40px;padding:0 20px;border-radius:var(--radius-btn);background:var(--primary);color:#fff;font-size:14px;font-weight:600;display:inline-flex;align-items:center;transition:all .22s var(--ease);box-shadow:0 6px 16px rgba(14,158,140,.22);}
.btn-primary-sm:hover{background:var(--primary-700);transform:translateY(-1px);}
.btn-primary-sm:active{transform:translateY(0);}
.nav-toggle{width:44px;height:44px;border-radius:var(--radius-btn);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink);margin-left:auto;transition:all .22s var(--ease);}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary);}
.nav-toggle svg{width:20px;height:20px;}
@media (min-width:1024px){
  .nav-wrap{height:72px;gap:20px;}
  .nav-search{display:flex;}
  .nav-actions{display:flex;}
  .nav-toggle{display:none;}
}

.nav-chips{border-top:1px solid var(--line);background:#fff;}
.chips-scroll{display:flex;gap:8px;overflow-x:auto;padding-top:9px;padding-bottom:9px;scrollbar-width:none;-ms-overflow-style:none;}
.chips-scroll::-webkit-scrollbar{display:none;}
.chip{flex:none;height:30px;padding:0 14px;border-radius:999px;background:#F4F7F6;color:var(--muted);font-size:13px;font-weight:500;display:inline-flex;align-items:center;border:1px solid transparent;white-space:nowrap;transition:all .22s var(--ease);}
.chip:hover{color:var(--primary);background:var(--tint);}
.chip.active{background:var(--tint);color:var(--primary);border-color:var(--primary);font-weight:700;}

.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:14px 0 18px;}
.mobile-panel.open{display:block;}
.mobile-search{position:relative;display:flex;align-items:center;margin-bottom:12px;}
.mobile-search input{width:100%;height:44px;border-radius:999px;border:1.5px solid var(--line);background:#F4F7F6;padding:0 52px 0 44px;font-size:14px;}
.mobile-search input:focus{outline:none;background:#fff;border-color:var(--primary);}
.mobile-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
.mobile-actions{display:flex;gap:10px;}
.mobile-actions a{flex:1;height:44px;border-radius:var(--radius-btn);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;}
.mobile-login{border:1.5px solid var(--line);color:var(--text);}
.mobile-register{background:var(--primary);color:#fff;}
@media (min-width:1024px){.mobile-panel{display:none !important;}}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:36px 0 48px;background:var(--bg);}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(14,158,140,.06) 0 1px,transparent 1px 26px);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr;gap:32px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;background:var(--tint);color:var(--primary-700);font-size:13px;font-weight:600;}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);}
.hero h1{font-size:28px;font-weight:800;line-height:1.18;letter-spacing:-.01em;margin-top:16px;}
.hero h1 .hl{color:var(--primary);}
.hero-sub{margin-top:16px;font-size:16px;line-height:1.85;color:var(--muted);max-width:560px;}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-note{margin-top:14px;font-size:13px;color:var(--faint);}
.hero-media{position:relative;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line);height:260px;background:linear-gradient(135deg,#0B2A26 0%,#0E9E8C 100%);}
.hero-media::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.08) 0 1px,transparent 1px 20px);pointer-events:none;}
.hero-media img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease);}
.hero-media:hover img{transform:scale(1.04);}
.hero-slash{position:absolute;right:-20px;bottom:-20px;width:120px;height:120px;background:var(--primary);clip-path:polygon(100% 0,100% 100%,0 100%);opacity:.94;z-index:2;}
@media (min-width:640px){.hero-media{height:340px;}}
@media (min-width:1024px){
  .hero{padding:64px 0 80px;}
  .hero-grid{grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
  .hero h1{font-size:38px;}
  .hero-media{height:400px;}
}

/* ---------- 通用按钮 ---------- */
.btn-primary{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 26px;border-radius:var(--radius-btn);background:var(--primary);color:#fff;font-size:15px;font-weight:600;box-shadow:0 6px 16px rgba(14,158,140,.24);transition:all .22s var(--ease);}
.btn-primary:hover{background:var(--primary-700);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 24px;border-radius:var(--radius-btn);background:#fff;border:1.5px solid var(--line);color:var(--text);font-size:15px;font-weight:600;transition:all .22s var(--ease);}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px);}
.btn-sm{height:42px;font-size:14px;padding:0 20px;}

/* ---------- 板块 ---------- */
.section{padding:48px 0;}
.section-tint{background:var(--tint);}
.section-white{background:#fff;}
@media (min-width:1024px){.section{padding:80px 0;}}
.section-head{margin-bottom:28px;}
.section-head h2{font-size:22px;font-weight:700;line-height:1.3;position:relative;padding-left:16px;}
.section-head h2::before{content:"";position:absolute;left:0;top:7px;width:4px;height:20px;border-radius:2px;background:var(--primary);}
.section-desc{margin-top:10px;font-size:15px;color:var(--muted);}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.link-more{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:4px;transition:gap .22s var(--ease);}
.link-more:hover{gap:8px;color:var(--primary-700);}
@media (min-width:1024px){.section-head h2{font-size:26px;}.section-head h2::before{top:6px;}}

/* ---------- 编号卖点 ---------- */
.point-list{border-top:1px solid var(--line);}
.point-item{position:relative;display:flex;gap:18px;padding:24px 0;border-bottom:1px solid var(--line);transition:transform .22s var(--ease);}
.point-item::before{content:"";position:absolute;left:-16px;top:12px;bottom:12px;width:3px;border-radius:2px;background:var(--primary);opacity:0;transition:opacity .22s var(--ease);}
.point-item:hover{transform:translateX(4px);}
.point-item:hover::before{opacity:1;}
.point-num{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:34px;font-weight:700;line-height:1.1;color:rgba(14,158,140,.28);flex:none;letter-spacing:-.02em;}
.point-body h3{font-size:18px;font-weight:600;line-height:1.5;}
.point-body p{margin-top:8px;font-size:15px;line-height:1.78;color:var(--muted);}
@media (min-width:768px){
  .point-item{gap:28px;padding:28px 0 28px 8px;}
  .point-num{font-size:44px;}
  .point-body h3{font-size:19px;}
}

/* ---------- 图墙 ---------- */
.wall{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.wall-item{position:relative;margin:0;height:160px;border-radius:var(--radius-sm);overflow:hidden;background:linear-gradient(135deg,#0B2A26 0%,#0E9E8C 100%);}
.wall-item img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease);}
.wall-item:hover img{transform:scale(1.04);}
.wall-cap{position:absolute;left:0;right:0;bottom:0;padding:10px 14px;font-size:13px;line-height:1.5;color:rgba(255,255,255,.92);background:linear-gradient(to top,rgba(11,42,38,.82),rgba(11,42,38,0));}
@media (min-width:640px){.wall-item{height:200px;}}
@media (min-width:1024px){
  .wall{grid-template-columns:repeat(12,1fr);gap:20px;}
  .w-a{grid-column:span 5;height:260px;}
  .w-b{grid-column:span 4;height:220px;}
  .w-c{grid-column:span 3;height:280px;}
  .w-d{grid-column:span 4;height:200px;}
  .w-e{grid-column:span 4;height:248px;}
  .w-f{grid-column:span 4;height:220px;}
}

/* ---------- 内容列表 ---------- */
.post-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:1024px){.post-grid{grid-template-columns:repeat(2,1fr);}}
.post-card{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:16px;box-shadow:var(--shadow-card);transition:transform .22s var(--ease),box-shadow .22s var(--ease);}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.post-thumb{flex:none;width:116px;height:96px;border-radius:var(--radius-sm);overflow:hidden;background:var(--tint);display:flex;align-items:center;justify-content:center;color:var(--primary);}
.post-thumb img{width:100%;height:100%;object-fit:cover;}
.post-body{min-width:0;display:flex;flex-direction:column;}
.post-title{font-size:16px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .22s var(--ease);}
.post-card:hover .post-title{color:var(--primary);}
.post-sum{margin-top:6px;font-size:14px;line-height:1.72;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-meta{margin-top:auto;padding-top:10px;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--faint);}
.tag{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;background:var(--tint);color:var(--primary);font-size:12px;font-weight:600;}
.meta-time{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;letter-spacing:.02em;}
.post-arrow{margin-left:auto;color:var(--primary);font-weight:700;transition:transform .22s var(--ease);}
.post-card:hover .post-arrow{transform:translateX(3px);}
@media (min-width:560px){
  .post-thumb{width:160px;height:110px;}
  .post-title{font-size:17px;}
}
@media (max-width:559px){
  .post-card{flex-direction:column;}
  .post-thumb{width:100%;height:150px;}
}
.empty-state{grid-column:1 / -1;display:flex;flex-direction:column;align-items:center;gap:12px;padding:48px 20px;background:#fff;border:1px dashed var(--line);border-radius:var(--radius-lg);text-align:center;}
.empty-shape{width:56px;height:56px;border-radius:var(--radius-sm);background:var(--tint);border:1px solid var(--line);position:relative;}
.empty-shape::after{content:"";position:absolute;inset:16px;border-radius:6px;border:2px solid rgba(14,158,140,.35);}
.empty-state p{font-size:15px;color:var(--muted);}

/* ---------- 数据小卡 ---------- */
.stat-row{display:grid;grid-template-columns:1fr;gap:16px;margin-bottom:28px;}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px;box-shadow:var(--shadow-card);transition:transform .22s var(--ease),box-shadow .22s var(--ease);}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.stat-label{font-size:13px;color:var(--faint);font-weight:500;}
.stat-title{font-size:17px;font-weight:600;margin-top:8px;}
.stat-text{margin-top:8px;font-size:14px;line-height:1.75;color:var(--muted);}
@media (min-width:768px){.stat-row{grid-template-columns:repeat(3,1fr);}}

/* ---------- CTA ---------- */
.cta-band{position:relative;background:var(--ink);color:#fff;padding:48px 0;overflow:hidden;}
.cta-band::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 1px,transparent 1px 28px);pointer-events:none;}
.cta-grid{position:relative;display:grid;grid-template-columns:1fr;gap:32px;}
.cta-copy h2{font-size:23px;font-weight:700;line-height:1.4;}
.cta-copy p{margin-top:14px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.78);}
.cta-list{margin-top:20px;}
.cta-list li{display:flex;align-items:center;gap:10px;font-size:15px;color:rgba(255,255,255,.82);padding:6px 0;}
.cta-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);flex:none;}
.cta-form{background:#fff;border-radius:var(--radius-lg);padding:22px;box-shadow:0 10px 30px rgba(0,0,0,.25);color:var(--text);}
.cta-form label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:14px;}
.cta-form input{display:block;width:100%;height:48px;margin-top:8px;padding:0 16px;border-radius:var(--radius-btn);border:1.5px solid var(--line);background:#fff;font-size:15px;color:var(--text);transition:all .22s var(--ease);}
.cta-form input::placeholder{color:var(--faint);}
.cta-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(14,158,140,.12);}
.btn-accent{width:100%;height:46px;border-radius:var(--radius-btn);background:var(--accent);color:#fff;font-size:15px;font-weight:700;display:flex;align-items:center;justify-content:center;transition:all .22s var(--ease);}
.btn-accent:hover{filter:brightness(.94);transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);}
.form-tip{margin-top:12px;font-size:12px;line-height:1.7;color:var(--faint);min-height:20px;}
@media (min-width:1024px){
  .cta-band{padding:72px 0;}
  .cta-grid{grid-template-columns:6fr 6fr;gap:48px;align-items:center;}
  .cta-copy h2{font-size:26px;}
  .cta-form{padding:28px;}
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden;transition:box-shadow .22s var(--ease),border-color .22s var(--ease);}
.faq-item:hover{box-shadow:var(--shadow-card);}
.faq-item.open{border-color:rgba(14,158,140,.4);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;padding:16px 20px;text-align:left;font-size:15px;font-weight:600;line-height:1.6;color:var(--text);}
.faq-sign{position:relative;width:22px;height:22px;flex:none;transition:transform .24s var(--ease);}
.faq-sign::before,.faq-sign::after{content:"";position:absolute;background:var(--primary);border-radius:2px;}
.faq-sign::before{left:0;right:0;top:10px;height:2px;}
.faq-sign::after{top:0;bottom:0;left:10px;width:2px;}
.faq-item.open .faq-sign{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease);}
.faq-item.open .faq-a{max-height:420px;}
.faq-a-inner{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--muted);background:var(--tint);}
@media (min-width:768px){.faq-q{font-size:16px;padding:18px 24px;}.faq-a-inner{padding:0 24px 22px;}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.78);padding-top:48px;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}}
.footer-brand-mark{display:flex;flex-direction:column;line-height:1.15;}
.footer-brand-main{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.01em;}
.footer-brand-main span{color:#4FD1BE;}
.footer-brand-sub{font-size:12px;font-weight:600;color:rgba(255,255,255,.55);margin-top:4px;}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:320px;}
.footer-shape{margin-top:18px;width:120px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.14);background-image:repeating-linear-gradient(115deg,rgba(79,209,190,.22) 0 1px,transparent 1px 12px);}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px;}
.footer-links a{display:block;line-height:2.2;font-size:14px;color:rgba(255,255,255,.76);transition:color .2s var(--ease),transform .2s var(--ease);}
.footer-links a:hover{color:#4FD1BE;transform:translateX(2px);}
.footer-info li{line-height:2.1;font-size:14px;color:rgba(255,255,255,.76);}
.footer-bottom{margin-top:40px;border-top:1px solid rgba(255,255,255,.12);padding:18px 0;text-align:center;font-size:12px;color:rgba(255,255,255,.55);line-height:1.9;}

/* roulang page: article */
:root{
  --primary:#0E9E8C;
  --primary-700:#0A7A6C;
  --ink:#0B2A26;
  --accent:#FF7A3D;
  --bg:#F4F7F6;
  --card:#FFFFFF;
  --line:#E4EAE8;
  --text:#1C2B29;
  --muted:#5D6E6B;
  --weak:#8A9B98;
  --tint:#E9F6F3;
  --radius-card:18px;
  --radius-mini:14px;
  --radius-btn:12px;
  --shadow-soft:0 2px 8px rgba(11,42,38,.06);
  --shadow-lift:0 14px 30px rgba(11,42,38,.13);
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
::selection{background:rgba(14,158,140,.2);}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-thumb{background:#C7D6D3;border-radius:999px;}
::-webkit-scrollbar-thumb:hover{background:#A8BCB8;}
.container-x{max-width:1200px;margin:0 auto;padding:0 16px;}
@media(min-width:768px){.container-x{padding:0 24px;}}

/* 顶部倒计时条 */
.topbar{background:var(--ink);color:rgba(255,255,255,.8);height:42px;display:flex;align-items:center;}
@media(max-width:640px){.topbar{height:38px;}}
.topbar-inner{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;}
@media(min-width:768px){.topbar-inner{padding:0 24px;}}
.topbar-left{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.dot-pulse{width:8px;height:8px;border-radius:50%;background:var(--primary);flex:0 0 auto;animation:pulse 1.8s var(--ease) infinite;}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(14,158,140,.55);}70%{box-shadow:0 0 0 9px rgba(14,158,140,0);}100%{box-shadow:0 0 0 0 rgba(14,158,140,0);}}
.countdown{display:flex;align-items:center;gap:6px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.02em;font-size:13px;}
.countdown b{color:var(--accent);font-weight:700;}
.countdown .sep{color:rgba(255,255,255,.28);}
.topbar-jump{color:rgba(255,255,255,.62);font-size:12px;display:none;}
@media(min-width:1024px){.topbar-jump{display:inline-flex;align-items:center;gap:6px;}}
.topbar-jump:hover{color:var(--accent);}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);}
.site-header.scrolled{box-shadow:0 6px 20px rgba(11,42,38,.08);}
.nav-top{display:flex;align-items:center;gap:20px;height:72px;}
@media(max-width:640px){.nav-top{height:60px;gap:12px;}}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto;}
.brand-main{font-size:20px;font-weight:800;color:var(--primary);letter-spacing:-.01em;}
.brand-main span{color:var(--text);}
.brand-sub{font-size:12px;font-weight:600;color:var(--weak);letter-spacing:.02em;}
@media(max-width:640px){.brand-sub{display:none;}.brand-main{font-size:18px;}}
.search-shell{flex:1 1 auto;max-width:560px;position:relative;display:none;}
@media(min-width:1024px){.search-shell{display:block;}}
.search-shell input{width:100%;height:44px;border-radius:999px;border:1px solid transparent;background:var(--bg);padding:0 56px 0 44px;color:var(--text);transition:all .22s var(--ease);}
.search-shell input::placeholder{color:var(--weak);}
.search-shell input:focus{background:#fff;border-color:var(--primary);box-shadow:0 0 0 4px rgba(14,158,140,.12);outline:none;}
.search-ico{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--primary);font-size:15px;}
.search-go{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:32px;height:32px;border-radius:50%;border:0;background:var(--primary);color:#fff;cursor:pointer;transition:background .2s var(--ease);}
.search-go:hover{background:var(--primary-700);}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 18px;border-radius:var(--radius-btn);font-size:14px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:all .22s var(--ease);}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-700);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--muted);}
.btn-ghost:hover{color:var(--primary-700);background:var(--tint);}
.btn-outline{background:#fff;border-color:var(--line);color:var(--text);}
.btn-outline:hover{border-color:var(--primary);color:var(--primary-700);transform:translateY(-1px);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#EC672B;transform:translateY(-1px);}
.nav-login{display:none;}
.nav-register{display:none;}
@media(min-width:768px){.nav-login,.nav-register{display:inline-flex;}}
.burger{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--text);cursor:pointer;}
@media(min-width:1024px){.burger{display:none;}}
.chip-row{display:flex;gap:10px;overflow-x:auto;padding:0 0 12px;scrollbar-width:none;}
.chip-row::-webkit-scrollbar{display:none;}
.chip{flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 14px;border-radius:999px;background:var(--bg);color:var(--muted);font-size:13px;font-weight:600;border:1px solid transparent;transition:all .2s var(--ease);}
.chip:hover{color:var(--primary-700);background:var(--tint);}
.chip.active{background:var(--tint);color:var(--primary-700);border-color:var(--primary);}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 0 20px;}
.mobile-panel.open{display:block;}
.mobile-panel .search-shell{display:block;max-width:none;margin-bottom:14px;}
.mobile-panel .m-actions{display:flex;gap:12px;margin-top:14px;}
.mobile-panel .m-actions .btn{flex:1;}
@media(min-width:1024px){.mobile-panel{display:none !important;}}

/* 面包屑 */
.crumb-bar{padding:18px 0 0;}
.crumb{font-size:14px;color:var(--weak);display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.crumb a:hover{color:var(--primary-700);}
.crumb .sep{color:#C2CFCC;}
.crumb .now{color:var(--primary-700);font-weight:600;}

/* 文章头 */
.article-head{padding:22px 0 0;}
.article-head-inner{max-width:760px;margin:0 auto;}
.article-title{font-size:32px;font-weight:700;line-height:1.28;letter-spacing:-.01em;}
@media(max-width:640px){.article-title{font-size:26px;}}
@media(min-width:1024px){.article-title{font-size:34px;}}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;font-size:13px;font-weight:500;color:var(--muted);}
.meta-tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:var(--tint);color:var(--primary-700);font-weight:600;}
.meta-mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.02em;}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#C2CFCC;}
.head-divider{height:1px;background:var(--line);margin:20px 0 0;}
.article-hero{margin-top:24px;border-radius:var(--radius-mini);overflow:hidden;border:1px solid var(--line);background:linear-gradient(135deg,#0B2A26,#0E9E8C);}
.article-hero img{width:100%;height:auto;aspect-ratio:16/8;object-fit:cover;}

/* 文章正文 */
.article-section{padding:28px 0 0;}
.article-body{max-width:760px;margin:0 auto;font-size:16px;line-height:1.85;color:var(--text);}
.article-body p{margin:0 0 1.1em;}
.article-body h2{position:relative;font-size:26px;font-weight:700;line-height:1.3;margin:2em 0 .8em;padding-left:16px;}
.article-body h2::before{content:"";position:absolute;left:0;top:.22em;width:4px;height:20px;border-radius:2px;background:var(--primary);}
.article-body h3{font-size:19px;font-weight:600;margin:1.6em 0 .6em;}
.article-body h4{font-size:16px;font-weight:700;margin:1.4em 0 .5em;color:var(--primary-700);}
.article-body ul{margin:0 0 1.2em;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.5em;font-size:15px;line-height:1.8;}
.article-body ul li::before{content:"";position:absolute;left:2px;top:.68em;width:8px;height:8px;border-radius:2px;background:var(--primary);}
.article-body ol{counter-reset:item;margin:0 0 1.2em;}
.article-body ol li{counter-increment:item;position:relative;padding-left:34px;margin-bottom:.6em;font-size:15px;line-height:1.8;}
.article-body ol li::before{content:counter(item,decimal-leading-zero);position:absolute;left:0;top:.16em;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:14px;font-weight:700;color:var(--primary-700);}
.article-body blockquote{margin:1.5em 0;padding:16px 20px;border-left:4px solid var(--primary);background:var(--tint);border-radius:0 12px 12px 0;color:#31463F;font-size:15px;}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius-mini);margin:1.6em auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--weak);margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;}
.article-body thead th{background:var(--tint);font-weight:600;text-align:left;}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);}
.article-body tbody tr:nth-child(even){background:#F8FBFA;}
.article-body code{background:#F0F4F3;border-radius:6px;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:14px;color:var(--primary-700);}
.article-body pre{background:var(--ink);color:#D9E9E6;border-radius:12px;padding:18px;overflow:auto;margin:1.5em 0;font-size:14px;}
.article-body pre code{background:none;color:inherit;padding:0;}
.article-body a{color:var(--primary-700);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--primary);}
.article-body hr{border:0;height:1px;background:var(--line);margin:2em 0;}

/* 空态 */
.empty-state{max-width:760px;margin:8px auto 0;padding:56px 24px;text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-soft);}
.empty-shape{width:88px;height:88px;margin:0 auto 18px;border-radius:22px;background:linear-gradient(135deg,var(--tint),#D6EFE9);position:relative;}
.empty-shape::after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) rotate(45deg);width:34px;height:34px;border-radius:8px;border:2px solid rgba(14,158,140,.5);}
.empty-state h3{font-size:20px;font-weight:700;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:22px;}

/* 相关推荐 */
.related-section{padding:64px 0 0;}
@media(min-width:768px){.related-section{padding:80px 0 0;}}
.section-title{display:flex;align-items:center;gap:12px;font-size:26px;font-weight:700;line-height:1.3;}
.section-title::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--primary);}
.related-grid{margin-top:28px;display:grid;gap:20px;grid-template-columns:1fr;}
@media(min-width:768px){.related-grid{grid-template-columns:repeat(3,1fr);}}
.related-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-soft);transition:transform .24s var(--ease),box-shadow .24s var(--ease);}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);}
.related-thumb{overflow:hidden;aspect-ratio:16/9;background:linear-gradient(135deg,var(--ink),var(--primary));}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.related-card:hover .related-thumb img{transform:scale(1.04);}
.related-body{padding:16px 18px 18px;}
.related-body h3{font-size:16px;font-weight:600;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.related-card:hover h3{color:var(--primary-700);}
.related-time{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px;color:var(--weak);margin-top:10px;letter-spacing:.02em;}

/* 返回入口 */
.back-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:18px;padding:56px 0 0;}
@media(min-width:768px){.back-row{padding:72px 0 0;}}
.link-underline{color:var(--muted);font-size:14px;font-weight:600;border-bottom:1px solid transparent;}
.link-underline:hover{color:var(--primary-700);border-bottom-color:var(--primary);}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(255,255,255,.78);margin-top:80px;padding:64px 0 0;}
@media(max-width:640px){.site-footer{padding:48px 0 0;margin-top:56px;}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;}
@media(min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}}
.footer-brand-mark{display:flex;flex-direction:column;gap:4px;margin-bottom:16px;}
.footer-brand-main{font-size:20px;font-weight:800;color:#fff;}
.footer-brand-main span{color:var(--primary);}
.footer-brand-sub{font-size:12px;font-weight:600;color:rgba(255,255,255,.5);letter-spacing:.02em;}
.site-footer p{font-size:14px;line-height:2;color:rgba(255,255,255,.66);max-width:320px;}
.footer-shape{width:120px;height:56px;margin-top:18px;border-radius:12px;background:linear-gradient(135deg,rgba(14,158,140,.5),rgba(255,122,61,.22));}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;}
.footer-links a{font-size:14px;line-height:2.2;color:rgba(255,255,255,.78);transition:color .2s var(--ease);}
.footer-links a:hover{color:#7FDCCE;}
.footer-info li{font-size:14px;line-height:2.2;color:rgba(255,255,255,.72);}
.footer-bottom{margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;text-align:center;font-size:12px;color:rgba(255,255,255,.56);line-height:1.9;}

/* roulang page: category1 */
:root{
  --primary:#0E9E8C;
  --primary-700:#0A7A6C;
  --ink:#0B2A26;
  --accent:#FF7A3D;
  --bg:#F4F7F6;
  --card:#FFFFFF;
  --line:#E4EAE8;
  --text:#1C2B29;
  --muted:#5D6E6B;
  --faint:#8A9B98;
  --tint:#E9F6F3;
  --r-lg:18px;
  --r-md:14px;
  --r-btn:12px;
  --sh-1:0 2px 8px rgba(11,42,38,.06);
  --sh-2:0 14px 30px rgba(11,42,38,.13);
  --t:240ms cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;transition:color var(--t);}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
::selection{background:var(--tint);color:var(--primary-700);}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;}
@media (min-width:768px){.container-x{padding:0 24px;}}

/* ---------- 顶部倒计时条 ---------- */
.topbar{background:var(--ink);color:rgba(255,255,255,.8);font-size:13px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;height:42px;}
.topbar-left{display:flex;align-items:center;gap:10px;min-width:0;}
.topbar-left span.txt{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:0 0 auto;animation:pulse 2.2s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.82);}}
.topbar-right{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.cd-label{color:rgba(255,255,255,.62);font-size:12px;}
.cd-num{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.02em;color:var(--accent);font-weight:700;font-size:13px;}
.topbar-jump{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:999px;border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.8);font-size:12px;line-height:1;}
.topbar-jump:hover{background:var(--primary);border-color:var(--primary);color:#fff;}
@media (max-width:639px){
  .topbar-inner{height:38px;}
  .cd-label{display:none;}
}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--t);}
.site-header.is-scrolled{box-shadow:0 6px 22px rgba(11,42,38,.08);}
.nav-main{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto;}
.brand-main{font-size:19px;font-weight:800;color:var(--primary);letter-spacing:-.01em;}
.brand-sub{font-size:12px;font-weight:600;color:var(--faint);letter-spacing:.02em;}
.search-wrap{position:relative;flex:1 1 auto;max-width:560px;display:none;}
@media (min-width:900px){.search-wrap{display:block;}}
.search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:20px;height:20px;stroke:var(--primary);stroke-width:1.6;fill:none;pointer-events:none;}
.search-input{
  width:100%;height:44px;border-radius:999px;background:var(--bg);border:1.5px solid transparent;
  padding:0 58px 0 46px;font-size:14px;transition:var(--t);
}
.search-input::placeholder{color:var(--faint);}
.search-input:focus{outline:none;background:#fff;border-color:var(--primary);box-shadow:0 0 0 4px rgba(14,158,140,.12);}
.search-btn{
  position:absolute;right:4px;top:50%;transform:translateY(-50%);
  width:36px;height:36px;border-radius:999px;background:var(--primary);display:flex;align-items:center;justify-content:center;
  transition:var(--t);
}
.search-btn svg{width:17px;height:17px;stroke:#fff;stroke-width:2;fill:none;}
.search-btn:hover{background:var(--primary-700);}
.nav-actions{display:none;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto;}
@media (min-width:900px){.nav-actions{display:flex;}}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 20px;border-radius:var(--r-btn);font-size:14px;font-weight:600;border:1.5px solid transparent;transition:var(--t);white-space:nowrap;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-700);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{border-color:var(--line);color:var(--text);background:#fff;}
.btn-outline:hover{border-color:var(--primary);color:var(--primary-700);transform:translateY(-1px);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#ea6a2d;transform:translateY(-1px);}
.btn-lg{height:48px;padding:0 26px;font-size:15px;border-radius:14px;}
.menu-toggle{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);margin-left:auto;}
.menu-toggle svg{width:20px;height:20px;stroke:var(--text);stroke-width:1.8;fill:none;}
@media (min-width:900px){.menu-toggle{display:none;}}
.nav-chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:12px;scrollbar-width:none;}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:#F1F4F3;color:var(--muted);font-size:13px;font-weight:600;border:1px solid transparent;transition:var(--t);
}
.chip:hover{background:var(--tint);color:var(--primary-700);}
.chip.active{background:var(--tint);color:var(--primary-700);border-color:var(--primary);}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 0 20px;}
.mobile-panel.open{display:block;}
@media (min-width:900px){.mobile-panel{display:none !important;}}
.mobile-panel .search-wrap{display:block;max-width:none;margin-bottom:14px;}
.mobile-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.mobile-actions{display:flex;gap:12px;}
.mobile-actions .btn{flex:1;height:44px;}

/* ---------- 页面头 ---------- */
.page-hero{position:relative;overflow:hidden;background:#fff;border-bottom:1px solid var(--line);padding:36px 0 44px;}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(14,158,140,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(14,158,140,.06) 1px,transparent 1px);
  background-size:34px 34px;
  mask-image:radial-gradient(ellipse at 50% 0%,#000 10%,transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse at 50% 0%,#000 10%,transparent 72%);
  pointer-events:none;
}
.page-hero .container-x{position:relative;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--faint);margin-bottom:22px;}
.crumb a:hover{color:var(--primary-700);}
.crumb .cur{color:var(--primary-700);font-weight:600;}
.page-hero-inner{max-width:860px;margin:0 auto;text-align:center;}
.eyebrow{display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:999px;background:var(--tint);color:var(--primary-700);font-size:12px;font-weight:700;letter-spacing:.04em;}
h1{font-size:28px;font-weight:800;line-height:1.18;letter-spacing:-.01em;margin:16px 0 0;}
@media (min-width:768px){h1{font-size:36px;}}
.lead{margin-top:16px;font-size:15px;line-height:1.85;color:var(--muted);}
@media (min-width:768px){.lead{font-size:16px;}}
.hero-points{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:22px;}
.hero-points li{
  display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 14px;border-radius:999px;
  background:var(--bg);border:1px solid var(--line);font-size:13px;color:var(--muted);font-weight:500;
}
.hero-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);}
.hero-cta{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:26px;}

/* ---------- 板块 ---------- */
.section{padding:48px 0;}
@media (min-width:768px){.section{padding:80px 0;}}
.sec-head{margin-bottom:28px;}
.sec-title{position:relative;padding-left:16px;font-size:22px;font-weight:700;line-height:1.3;letter-spacing:-.005em;}
@media (min-width:768px){.sec-title{font-size:26px;}}
.sec-title::before{content:"";position:absolute;left:0;top:.34em;width:4px;height:20px;border-radius:2px;background:var(--primary);}
.sec-desc{margin-top:12px;font-size:15px;line-height:1.8;color:var(--muted);max-width:800px;}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding:4px 0;}
.timeline::before{content:"";position:absolute;left:18px;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--tint),var(--primary),var(--tint));}
.tl-item{position:relative;padding-left:52px;margin-bottom:26px;}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{position:absolute;left:12px;top:26px;width:14px;height:14px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px var(--tint);z-index:2;}
.tl-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:18px;transition:var(--t);}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.tl-media{position:relative;border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/9;background:linear-gradient(135deg,var(--ink) 0%,#12564d 100%);margin-bottom:16px;}
.tl-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t);}
.tl-card:hover .tl-media img{transform:scale(1.04);}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--tint);color:var(--primary-700);font-size:12px;font-weight:700;}
.tl-card h3{font-size:19px;font-weight:600;margin-top:10px;line-height:1.45;}
.tl-card p{margin-top:8px;font-size:15px;line-height:1.75;color:var(--muted);}
.tl-meta{margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);font-size:13px;color:var(--faint);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.02em;}
@media (min-width:1024px){
  .timeline::before{left:50%;transform:translateX(-50%);}
  .tl-item{width:calc(50% - 28px);padding-left:0;margin-bottom:34px;}
  .tl-item.right{margin-left:calc(50% + 28px);}
  .tl-dot{left:auto;top:28px;}
  .tl-item.left .tl-dot{right:-35px;}
  .tl-item.right .tl-dot{left:-35px;}
  .tl-item.left .tl-card{text-align:right;}
  .tl-item.left .tl-card h3,.tl-item.left .tl-card p{margin-left:auto;}
  .tl-item.left .tl-meta{text-align:right;}
}

/* ---------- 编号横条 ---------- */
.num-list{border-top:1px solid var(--line);}
.num-item{position:relative;display:flex;gap:18px;align-items:flex-start;padding:24px 0;border-bottom:1px solid var(--line);transition:var(--t);}
.num-item::before{content:"";position:absolute;left:-14px;top:24px;bottom:24px;width:3px;border-radius:2px;background:var(--primary);opacity:0;transition:var(--t);}
.num-item:hover{transform:translateX(4px);}
.num-item:hover::before{opacity:1;}
.num-idx{flex:0 0 62px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:40px;line-height:1;font-weight:700;color:var(--primary);opacity:.24;letter-spacing:.02em;}
@media (min-width:768px){.num-idx{flex:0 0 76px;font-size:48px;}}
.num-body h3{font-size:19px;font-weight:600;line-height:1.45;}
.num-body p{margin-top:8px;font-size:15px;line-height:1.75;color:var(--muted);}

/* ---------- 场景卡 ---------- */
.scene-grid{display:grid;gap:20px;}
@media (min-width:768px){.scene-grid{grid-template-columns:1fr 1fr;}}
.scene-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:24px;transition:var(--t);display:flex;flex-direction:column;}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.scene-card h3{font-size:19px;font-weight:600;line-height:1.45;}
.scene-card p{margin-top:10px;font-size:15px;line-height:1.75;color:var(--muted);}
.scene-card ul{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.scene-card ul li{position:relative;padding-left:16px;font-size:14px;color:var(--muted);line-height:1.7;}
.scene-card ul li::before{content:"";position:absolute;left:0;top:.68em;width:6px;height:6px;border-radius:50%;background:var(--primary);}
.scene-media{border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/9;margin-bottom:18px;background:linear-gradient(135deg,var(--ink) 0%,#12564d 100%);}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t);}
.scene-card:hover .scene-media img{transform:scale(1.04);}

/* ---------- FAQ ---------- */
.faq{max-width:880px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);margin-bottom:12px;overflow:hidden;transition:var(--t);}
.faq-item:hover{border-color:#cfe3df;}
.faq-item.open{box-shadow:var(--sh-1);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;text-align:left;font-size:16px;font-weight:600;line-height:1.6;}
.faq-q:hover{color:var(--primary-700);}
.faq-icon{position:relative;flex:0 0 auto;width:20px;height:20px;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--primary);border-radius:2px;transition:transform var(--t);}
.faq-icon::before{left:0;top:9px;width:20px;height:2px;}
.faq-icon::after{left:9px;top:0;width:2px;height:20px;}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s cubic-bezier(.4,0,.2,1);background:var(--tint);}
.faq-item.open .faq-a{max-height:360px;}
.faq-a p{padding:16px 20px;font-size:15px;line-height:1.85;color:#31423f;}

/* ---------- CTA ---------- */
.cta{background:var(--ink);border-radius:var(--r-lg);padding:30px 24px;color:#fff;position:relative;overflow:hidden;box-shadow:0 18px 40px rgba(11,42,38,.22);}
@media (min-width:768px){.cta{padding:44px 40px;}}
.cta::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(14,158,140,.34),transparent 68%);pointer-events:none;
}
.cta-grid{position:relative;display:grid;gap:28px;}
@media (min-width:1024px){.cta-grid{grid-template-columns:1fr 1fr;gap:44px;align-items:center;}}
.cta h2{font-size:23px;font-weight:700;line-height:1.35;color:#fff;}
@media (min-width:768px){.cta h2{font-size:26px;}}
.cta p.cta-desc{margin-top:14px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.76);}
.cta-points{margin-top:20px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{position:relative;padding-left:18px;font-size:15px;line-height:1.7;color:rgba(255,255,255,.86);}
.cta-points li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:50%;background:var(--primary);}
.form-card{background:#fff;border-radius:var(--r-lg);padding:24px;box-shadow:0 10px 30px rgba(0,0,0,.25);}
.form-card h3{font-size:17px;font-weight:700;color:var(--text);}
.form-card .form-tip{margin-top:6px;font-size:13px;color:var(--faint);line-height:1.7;}
.field{margin-top:14px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px;}
.field input{width:100%;height:44px;border-radius:var(--r-btn);border:1.5px solid var(--line);background:#fff;padding:0 14px;font-size:14px;transition:var(--t);}
.field input::placeholder{color:var(--faint);}
.field input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(14,158,140,.12);}
.form-submit{width:100%;height:44px;margin-top:20px;border-radius:var(--r-btn);background:var(--accent);color:#fff;font-size:15px;font-weight:700;transition:var(--t);}
.form-submit:hover{background:#ea6a2d;transform:translateY(-1px);}
.form-submit:active{transform:translateY(0);}
.form-note{margin-top:12px;font-size:12px;color:var(--faint);line-height:1.7;text-align:center;}
.form-msg{margin-top:12px;font-size:13px;color:var(--primary-700);background:var(--tint);border-radius:10px;padding:10px 12px;display:none;}
.form-msg.show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.78);margin-top:16px;padding:48px 0 24px;}
@media (min-width:768px){.site-footer{padding:64px 0 28px;}}
.footer-grid{display:grid;gap:32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;}}
.footer-brand-mark{display:flex;flex-direction:column;line-height:1.2;margin-bottom:14px;}
.footer-brand-main{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.01em;}
.footer-brand-main span{color:var(--primary);margin-left:6px;}
.footer-brand-sub{font-size:12px;font-weight:600;color:rgba(255,255,255,.55);margin-top:4px;letter-spacing:.02em;}
.footer-grid p{font-size:14px;line-height:1.85;}
.footer-shape{width:96px;height:8px;margin-top:18px;border-radius:999px;background:linear-gradient(90deg,var(--primary) 0%,var(--accent) 100%);opacity:.85;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;line-height:1.6;color:rgba(255,255,255,.78);}
.footer-links a:hover{color:var(--primary);}
.footer-info{display:flex;flex-direction:column;gap:10px;font-size:14px;line-height:1.7;}
.footer-bottom{margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);text-align:center;font-size:12px;color:rgba(255,255,255,.55);line-height:1.8;}

/* roulang page: category2 */
:root{
  --primary:#0E9E8C;
  --primary-700:#0A7A6C;
  --ink:#0B2A26;
  --accent:#FF7A3D;
  --bg:#F4F7F6;
  --card:#FFFFFF;
  --line:#E4EAE8;
  --text:#1C2B29;
  --muted:#5D6E6B;
  --weak:#8A9B98;
  --tint:#E9F6F3;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --sh-1:0 2px 8px rgba(11,42,38,.06);
  --sh-2:0 14px 30px rgba(11,42,38,.13);
  --sh-3:0 10px 30px rgba(0,0,0,.25);
  --ease:cubic-bezier(.4,0,.2,1);
}

/* ===== reset 补充 ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure{margin:0}
ul,ol{list-style:none;margin:0;padding:0}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),opacity .22s var(--ease)}
img{max-width:100%;display:block}
button,input,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
summary{cursor:pointer;list-style:none}
summary::-webkit-details-marker{display:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.02em}
::selection{background:rgba(14,158,140,.22)}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:rgba(11,42,38,.18);border-radius:999px}
::-webkit-scrollbar-thumb:hover{background:rgba(11,42,38,.3)}
::-webkit-scrollbar-track{background:transparent}

/* ===== 容器与板块 ===== */
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.container-x{padding:0 24px}}
.section{padding:48px 0}
@media (min-width:1024px){.section{padding:80px 0}}
.section-tight{padding:40px 0}
@media (min-width:1024px){.section-tight{padding:56px 0}}
.section-head{margin-bottom:28px}
.section-head .h2{
  position:relative;
  padding-left:14px;
  font-size:26px;
  font-weight:700;
  line-height:1.3;
  letter-spacing:-.01em;
}
.section-head .h2::before{
  content:"";
  position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:20px;border-radius:2px;background:var(--primary);
}
.section-head .section-sub{margin-top:10px;font-size:15px;line-height:1.75;color:var(--muted)}
@media (max-width:767px){
  .section-head .h2{font-size:22px}
}

/* ===== 顶部倒计时条 ===== */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);min-height:42px;display:flex;align-items:center}
@media (max-width:639px){.topbar{min-height:38px}}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;padding:6px 0}
.topbar-left{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:500;line-height:1.5}
.pulse-dot{position:relative;width:8px;height:8px;border-radius:999px;background:var(--accent);flex:0 0 auto}
.pulse-dot::after{
  content:"";position:absolute;inset:-5px;border-radius:999px;
  border:1.5px solid rgba(255,122,61,.55);
  animation:pulse 2s ease-out infinite;
}
@keyframes pulse{
  0%{transform:scale(.6);opacity:.9}
  100%{transform:scale(1.35);opacity:0}
}
.topbar-left span.topbar-text{color:rgba(255,255,255,.86)}
.countdown{display:flex;align-items:center;gap:6px;font-size:13px;line-height:1}
.countdown b{color:var(--accent);font-weight:700;min-width:24px;text-align:center;font-size:14px}
.countdown .sep{color:rgba(255,255,255,.28)}
.countdown .unit{color:rgba(255,255,255,.55);font-size:11px;letter-spacing:.04em}
.topbar-jump{
  display:inline-flex;align-items:center;justify-content:center;
  width:24px;height:24px;border-radius:999px;flex:0 0 auto;
  border:1px solid rgba(255,255,255,.25);color:rgba(255,255,255,.8);
  transition:all .22s var(--ease);
}
.topbar-jump:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(2px)}
@media (max-width:639px){
  .topbar-left .topbar-text{max-width:120px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
  .countdown .unit{display:none}
}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(11,42,38,.08)}
.nav-inner{display:flex;align-items:center;gap:18px;min-height:72px}
@media (max-width:639px){.nav-inner{min-height:60px;gap:10px}}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto}
.brand-main{font-size:19px;font-weight:800;color:var(--primary);letter-spacing:-.01em}
.brand-sub{font-size:12px;font-weight:600;color:var(--weak);margin-top:2px}
@media (max-width:639px){.brand-sub{display:none}}

.search-wrap{
  position:relative;flex:1 1 auto;max-width:560px;height:44px;
  display:flex;align-items:center;gap:8px;
  background:var(--bg);border:1px solid transparent;border-radius:999px;
  padding:0 6px 0 14px;
  transition:all .22s var(--ease);
}
.search-wrap:focus-within{
  background:#fff;border-color:var(--primary);
  box-shadow:0 6px 18px rgba(14,158,140,.16);
}
.search-icon{flex:0 0 auto;color:var(--primary)}
.search-input{
  flex:1 1 auto;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);min-width:0;
}
.search-input::placeholder{color:var(--weak)}
.search-btn{
  flex:0 0 auto;width:34px;height:34px;border-radius:999px;
  background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;
  transition:background .22s var(--ease),transform .22s var(--ease);
}
.search-btn:hover{background:var(--primary-700);transform:translateY(-1px)}
.search-btn:active{transform:translateY(0)}

.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-700);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#f06727;transform:translateY(-1px)}
.btn-accent:active{transform:translateY(0)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--text)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary-700);transform:translateY(-1px)}
.btn-ghost{color:var(--muted);font-size:15px;font-weight:600;height:40px;display:inline-flex;align-items:center;padding:0 6px}
.btn-ghost:hover{color:var(--primary-700)}

.hamburger{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  align-items:center;justify-content:center;color:var(--text);flex:0 0 auto;
}
.hamburger:hover{border-color:var(--primary);color:var(--primary-700)}
@media (max-width:1023px){
  .search-wrap{max-width:none}
}
@media (max-width:899px){
  .nav-actions,.search-wrap{display:none}
  .hamburger{display:flex}
}

/* chips */
.chips-row{border-top:1px solid var(--line);background:#fff}
.chips{display:flex;align-items:center;gap:10px;padding:10px 0;overflow-x:auto;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:32px;padding:0 14px;
  border-radius:999px;background:var(--bg);color:var(--muted);
  font-size:13px;font-weight:600;border:1px solid transparent;
  transition:all .22s var(--ease);
}
.chip:hover{color:var(--primary-700);background:var(--tint)}
.chip.is-active{background:var(--tint);color:var(--primary-700);border-color:var(--primary)}
@media (max-width:899px){.chips-row{display:none}}

/* 移动端抽屉 */
.mobile-panel{
  display:none;border-top:1px solid var(--line);background:#fff;
  padding:14px 0 20px;
}
.mobile-panel.is-open{display:block}
.mobile-panel .m-search{display:flex;align-items:center;gap:8px;height:44px;background:var(--bg);border-radius:999px;padding:0 6px 0 14px;border:1px solid transparent}
.mobile-panel .m-search:focus-within{background:#fff;border-color:var(--primary)}
.mobile-panel .m-search input{flex:1 1 auto;background:transparent;border:0;outline:none;font-size:14px;min-width:0}
.m-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.m-actions{display:flex;flex-direction:column;gap:10px;margin-top:16px}
.m-actions .btn{width:100%}
@media (min-width:900px){.mobile-panel{display:none !important}}

/* ===== 页头 ===== */
.page-head{
  position:relative;overflow:hidden;
  background-color:var(--tint);
  background-image:
    repeating-linear-gradient(135deg,rgba(14,158,140,.08) 0 1px,transparent 1px 14px),
    linear-gradient(180deg,#FFFFFF 0%,#E9F6F3 100%);
  border-bottom:1px solid var(--line);
  padding:36px 0 40px;
}
@media (min-width:1024px){.page-head{padding:56px 0 60px}}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--weak);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--primary-700)}
.breadcrumb .current{color:var(--primary-700);font-weight:600}
.page-head-grid{display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
@media (min-width:1024px){.page-head-grid{grid-template-columns:7fr 5fr;gap:40px}}
.page-title{
  position:relative;padding-left:16px;
  font-size:28px;font-weight:800;line-height:1.2;letter-spacing:-.01em;
}
.page-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--primary);
}
@media (min-width:768px){.page-title{font-size:36px}}
.page-lead{margin-top:18px;font-size:16px;line-height:1.85;color:var(--muted);max-width:660px}
.head-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--muted);font-size:13px;font-weight:600;
}
.tag.is-strong{background:var(--tint);border-color:rgba(14,158,140,.35);color:var(--primary-700)}
.head-visual{
  position:relative;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line);background:linear-gradient(135deg,#0B2A26,#0E9E8C);
  aspect-ratio:16 / 10;box-shadow:var(--sh-1);
}
.head-visual img{width:100%;height:100%;object-fit:cover}
.head-visual::after{
  content:"";position:absolute;right:-40px;bottom:-40px;width:150px;height:150px;
  background:linear-gradient(135deg,rgba(255,122,61,.85),rgba(255,122,61,0));
  transform:rotate(18deg);border-radius:24px;pointer-events:none;
}
.img-fallback{opacity:0}

/* ===== 步骤区 ===== */
.steps-layout{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:1024px){.steps-layout{grid-template-columns:270px 1fr;gap:32px;align-items:start}}
.steps-nav{
  display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none;
}
.steps-nav::-webkit-scrollbar{display:none}
@media (min-width:1024px){
  .steps-nav{
    flex-direction:column;overflow:visible;
    position:sticky;top:132px;padding-bottom:0;
  }
}
.step-tab{
  display:flex;align-items:center;gap:12px;flex:0 0 auto;
  min-width:190px;padding:12px 14px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);color:var(--muted);
  font-size:14px;font-weight:600;text-align:left;
  transition:all .22s var(--ease);
}
@media (min-width:1024px){.step-tab{width:100%;min-width:0}}
.step-tab .num{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:15px;color:var(--weak);letter-spacing:.02em}
.step-tab:hover{border-color:var(--primary);color:var(--primary-700);transform:translateX(2px)}
.step-tab.is-active{background:var(--tint);border-color:var(--primary);color:var(--primary-700);box-shadow:var(--sh-1)}
.step-tab.is-active .num{color:var(--accent)}

.step-card{
  display:none;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:22px;
  grid-template-columns:1fr;gap:18px;
}
.step-card.is-active{display:grid;animation:fadeUp .28s var(--ease)}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (min-width:768px){
  .step-card{grid-template-columns:64px 1fr;padding:28px 30px;gap:22px}
}
.step-index{
  font-family:ui-monospace,SFMono-Regular,Consolas,monospace;
  font-size:34px;font-weight:700;color:var(--primary);line-height:1;letter-spacing:.02em;
}
@media (min-width:768px){.step-index{font-size:46px}}
.step-title{font-size:19px;font-weight:700;line-height:1.4}
.step-text{margin-top:12px;font-size:15px;line-height:1.75;color:var(--muted)}
.step-list{margin-top:16px;display:grid;gap:10px}
.step-list li{position:relative;padding-left:20px;font-size:15px;line-height:1.75;color:var(--text)}
.step-list li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--primary);
}
.step-note{
  margin-top:18px;background:var(--tint);border-left:4px solid var(--primary);
  border-radius:0 var(--r-sm) var(--r-sm) 0;padding:14px 16px;font-size:14px;line-height:1.75;color:var(--muted);
}
.step-figure{margin-top:20px;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);background:linear-gradient(135deg,#0B2A26,#0E9E8C)}
.step-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:16 / 9;transition:transform .4s var(--ease)}
.step-figure:hover img{transform:scale(1.04)}

/* ===== 信息卡 ===== */
.info-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:1024px){.info-grid{grid-template-columns:1fr 1fr}}
.info-card{
  display:grid;grid-template-columns:1fr;gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:20px;transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
@media (min-width:640px){.info-card{grid-template-columns:180px 1fr;align-items:start;padding:22px}}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.info-thumb{
  border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);
  background:linear-gradient(135deg,#0B2A26,#0E9E8C);aspect-ratio:16 / 11;
}
.info-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.info-card:hover .info-thumb img{transform:scale(1.04)}
.info-card h3{font-size:17px;font-weight:600;line-height:1.5}
.info-card p{margin-top:10px;font-size:15px;line-height:1.75;color:var(--muted)}
.info-meta{margin-top:14px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--weak)}
.info-meta .dot{width:4px;height:4px;border-radius:999px;background:var(--weak)}

/* ===== 常见情况小卡 ===== */
.mini-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:640px){.mini-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.mini-grid{grid-template-columns:repeat(4,1fr)}}
.mini-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,158,140,.4)}
.mini-card .mini-icon{
  width:38px;height:38px;border-radius:12px;background:var(--tint);
  display:flex;align-items:center;justify-content:center;color:var(--primary-700);margin-bottom:14px;
}
.mini-card h3{font-size:16px;font-weight:600;line-height:1.5}
.mini-card p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--muted)}

/* ===== FAQ ===== */
.faq-wrap{max-width:920px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item:hover{border-color:rgba(14,158,140,.45)}
.faq-item[open]{background:var(--tint);border-color:rgba(14,158,140,.4);box-shadow:var(--sh-1)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;font-size:16px;font-weight:600;line-height:1.6;color:var(--text);
}
.faq-icon{
  position:relative;flex:0 0 auto;width:18px;height:18px;color:var(--primary);
  transition:transform .24s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
}
.faq-icon::before{left:50%;top:2px;width:2px;height:14px;transform:translateX(-50%)}
.faq-icon::after{top:50%;left:2px;height:2px;width:14px;transform:translateY(-50%)}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-body{padding:0 20px 18px;font-size:15px;line-height:1.85;color:var(--muted)}

/* ===== CTA ===== */
.cta-band{background:var(--ink);color:rgba(255,255,255,.86);border-radius:0;padding:44px 0}
@media (min-width:1024px){.cta-band{padding:64px 0}}
.cta-grid{display:grid;grid-template-columns:1fr;gap:28px}
@media (min-width:1024px){.cta-grid{grid-template-columns:6fr 6fr;gap:40px;align-items:center}}
.cta-band .h2{
  position:relative;padding-left:14px;font-size:26px;font-weight:700;line-height:1.3;color:#fff;
}
.cta-band .h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:20px;border-radius:2px;background:var(--primary);
}
@media (max-width:767px){.cta-band .h2{font-size:22px}}
.cta-band p.cta-desc{margin-top:14px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.72)}
.cta-points{margin-top:20px;display:grid;gap:10px}
.cta-points li{position:relative;padding-left:18px;font-size:15px;line-height:1.7;color:rgba(255,255,255,.82)}
.cta-points li::before{
  content:"";position:absolute;left:0;top:.68em;width:6px;height:6px;border-radius:999px;background:var(--primary);
}
.form-card{
  background:#fff;border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-3);color:var(--text);
}
@media (min-width:768px){.form-card{padding:28px}}
.form-card h3{font-size:18px;font-weight:700}
.form-card .form-tip{margin-top:8px;font-size:13px;color:var(--muted)}
.field{margin-top:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px}
.field input{
  width:100%;height:44px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:#fff;padding:0 14px;font-size:15px;outline:none;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field input::placeholder{color:var(--weak)}
.field input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(14,158,140,.14)}
.form-card .btn{width:100%;margin-top:20px;height:44px}
.form-note{margin-top:12px;font-size:12px;line-height:1.7;color:var(--weak)}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:rgba(255,255,255,.78);padding:48px 0 0;margin-top:0}
@media (min-width:1024px){.site-footer{padding:64px 0 0}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}}
.footer-brand-mark{display:flex;flex-direction:column;line-height:1.2}
.footer-brand-main{font-size:19px;font-weight:800;color:#fff}
.footer-brand-main span{color:var(--primary)}
.footer-brand-sub{font-size:12px;font-weight:600;color:rgba(255,255,255,.5);margin-top:4px}
.site-footer p{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);max-width:340px}
.footer-shape{
  margin-top:20px;width:96px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,rgba(14,158,140,.85),rgba(255,122,61,.5));
  transform:skewX(-18deg);
}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:0}
.footer-links a{font-size:14px;line-height:2.2;color:rgba(255,255,255,.78);transition:color .22s var(--ease),transform .22s var(--ease)}
.footer-links a:hover{color:var(--primary);transform:translateX(3px)}
.footer-info li{font-size:14px;line-height:2.1;color:rgba(255,255,255,.72)}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0 22px;text-align:center;font-size:12px;line-height:1.8;color:rgba(255,255,255,.58);
}

/* roulang page: category3 */
:root{
    --primary:#0E9E8C;
    --primary-700:#0A7A6C;
    --primary-soft:#E9F6F3;
    --ink:#0B2A26;
    --accent:#FF7A3D;
    --bg:#F4F7F6;
    --card:#FFFFFF;
    --line:#E4EAE8;
    --text:#1C2B29;
    --muted:#5D6E6B;
    --weak:#8A9B98;
    --radius-lg:18px;
    --radius-md:14px;
    --radius-sm:12px;
    --shadow-1:0 2px 8px rgba(11,42,38,.06);
    --shadow-2:0 14px 30px rgba(11,42,38,.13);
    --ease:cubic-bezier(.4,0,.2,1);
    --font-sans:"HarmonyOS Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
    --font-mono:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:var(--font-sans);
    font-size:16px;
    line-height:1.85;
    color:var(--text);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
  ul,ol{padding:0;list-style:none;}
  img{max-width:100%;display:block;border-style:none;}
  a{color:inherit;text-decoration:none;transition:color .22s var(--ease);}
  button,input,select{font:inherit;color:inherit;}
  button{background:none;border:none;cursor:pointer;}
  :focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
  ::selection{background:var(--primary-soft);color:var(--primary-700);}
  ::-webkit-scrollbar{width:10px;height:10px;}
  ::-webkit-scrollbar-track{background:#EDF2F1;}
  ::-webkit-scrollbar-thumb{background:#BFD8D3;border-radius:999px;border:2px solid #EDF2F1;}
  ::-webkit-scrollbar-thumb:hover{background:var(--primary);}

  .container-x{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding:0 16px;
  }
  @media (min-width:768px){
    .container-x{padding:0 24px;}
  }

  /* ============ 顶部倒计时条 ============ */
  .topbar{
    background:var(--ink);
    color:rgba(255,255,255,.82);
    height:38px;
    display:flex;
    align-items:center;
  }
  @media (min-width:640px){
    .topbar{height:42px;}
  }
  .topbar-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    width:100%;
  }
  .topbar-label{
    display:flex;
    align-items:center;
    gap:8px;
    font-size:12.5px;
    font-weight:600;
    letter-spacing:.02em;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
  }
  .pulse-dot{
    width:8px;height:8px;border-radius:999px;background:var(--accent);
    box-shadow:0 0 0 0 rgba(255,122,61,.6);
    animation:pulse 2.2s infinite;
    flex:0 0 auto;
  }
  @keyframes pulse{
    0%{box-shadow:0 0 0 0 rgba(255,122,61,.55);}
    70%{box-shadow:0 0 0 10px rgba(255,122,61,0);}
    100%{box-shadow:0 0 0 0 rgba(255,122,61,0);}
  }
  .topbar-right{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
  .countdown{
    display:flex;
    align-items:center;
    gap:4px;
    font-family:var(--font-mono);
    letter-spacing:.02em;
    font-size:13px;
  }
  .cd-seg{display:flex;align-items:center;gap:3px;}
  .cd-seg b{color:var(--accent);font-weight:700;}
  .cd-seg i{font-style:normal;font-size:11px;color:rgba(255,255,255,.45);}
  .cd-sep{color:rgba(255,255,255,.25);}
  .topbar-jump{
    width:24px;height:24px;border-radius:999px;
    display:inline-flex;align-items:center;justify-content:center;
    border:1px solid rgba(255,255,255,.22);
    color:rgba(255,255,255,.8);
    font-size:12px;line-height:1;
    transition:all .22s var(--ease);
  }
  .topbar-jump:hover{background:var(--primary);border-color:var(--primary);color:#fff;transform:translateY(2px);}

  /* ============ 主导航 ============ */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:#fff;
    border-bottom:1px solid var(--line);
    transition:box-shadow .25s var(--ease);
  }
  .site-header.is-scrolled{box-shadow:0 6px 20px rgba(11,42,38,.08);}
  .nav-wrap{
    display:flex;
    align-items:center;
    gap:16px;
    height:60px;
  }
  @media (min-width:1024px){
    .nav-wrap{height:72px;gap:24px;}
  }
  .brand{display:flex;align-items:center;flex:0 0 auto;}
  .brand-main{
    display:block;
    font-size:19px;
    font-weight:800;
    color:var(--primary);
    line-height:1.1;
    letter-spacing:-.01em;
  }
  .brand-main span{
    display:block;
    font-size:11.5px;
    font-weight:600;
    color:var(--weak);
    letter-spacing:.08em;
    margin-top:2px;
  }
  @media (min-width:1024px){
    .brand-main{font-size:21px;}
    .brand-main span{font-size:12px;}
  }
  .nav-search{
    display:none;
    position:relative;
    align-items:center;
    flex:1 1 auto;
    max-width:540px;
    height:44px;
    background:#F4F7F6;
    border:1.5px solid transparent;
    border-radius:999px;
    padding:0 6px 0 44px;
    transition:all .22s var(--ease);
  }
  .nav-search:focus-within{
    background:#fff;
    border-color:var(--primary);
    box-shadow:0 6px 18px rgba(14,158,140,.16);
  }
  .nav-search svg{
    position:absolute;
    left:16px;
    top:50%;
    transform:translateY(-50%);
    width:20px;height:20px;
    stroke:var(--primary);
    stroke-width:1.8;
    fill:none;
    pointer-events:none;
  }
  .nav-search input{
    width:100%;
    height:100%;
    border:none;
    background:transparent;
    outline:none;
    font-size:14px;
    color:var(--text);
  }
  .nav-search input::placeholder{color:var(--weak);}
  .search-btn{
    flex:0 0 auto;
    width:34px;height:34px;
    border-radius:999px;
    background:var(--primary);
    color:#fff;
    display:inline-flex;
    align-items:center;justify-content:center;
    transition:all .22s var(--ease);
  }
  .search-btn:hover{background:var(--primary-700);}
  .search-btn svg{width:16px;height:16px;stroke:#fff;stroke-width:2.2;fill:none;}
  @media (min-width:1024px){
    .nav-search{display:flex;}
  }
  .nav-actions{
    display:none;
    align-items:center;
    gap:12px;
    flex:0 0 auto;
    margin-left:auto;
  }
  @media (min-width:768px){
    .nav-actions{display:flex;}
  }
  .btn-ghost{
    height:40px;
    padding:0 16px;
    border-radius:var(--radius-sm);
    display:inline-flex;align-items:center;
    font-size:14px;
    font-weight:600;
    color:var(--text);
    border:1px solid var(--line);
    background:#fff;
    transition:all .22s var(--ease);
  }
  .btn-ghost:hover{color:var(--primary-700);border-color:var(--primary);transform:translateY(-1px);}
  .btn-ghost:active{transform:translateY(0);}
  .btn-primary{
    height:40px;
    padding:0 18px;
    border-radius:var(--radius-sm);
    display:inline-flex;align-items:center;
    font-size:14px;
    font-weight:700;
    color:#fff;
    background:var(--primary);
    transition:all .22s var(--ease);
  }
  .btn-primary:hover{background:var(--primary-700);transform:translateY(-1px);box-shadow:0 8px 18px rgba(14,158,140,.25);}
  .btn-primary:active{transform:translateY(0);}
  .nav-toggle{
    margin-left:auto;
    width:40px;height:40px;
    border-radius:var(--radius-sm);
    border:1px solid var(--line);
    display:inline-flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:4px;
    background:#fff;
    transition:all .22s var(--ease);
  }
  .nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:all .22s var(--ease);}
  .nav-toggle:hover{border-color:var(--primary);}
  .nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
  .nav-toggle.is-open span:nth-child(2){opacity:0;}
  .nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
  @media (min-width:768px){
    .nav-toggle{display:none;}
  }

  .chip-nav{
    display:flex;
    gap:8px;
    overflow-x:auto;
    padding-bottom:12px;
    scrollbar-width:none;
  }
  .chip-nav::-webkit-scrollbar{display:none;}
  @media (min-width:1024px){
    .chip-nav{padding-bottom:14px;}
  }
  .chip{
    flex:0 0 auto;
    height:32px;
    padding:0 14px;
    border-radius:999px;
    display:inline-flex;
    align-items:center;
    font-size:13px;
    font-weight:600;
    color:var(--muted);
    background:#F4F7F6;
    border:1px solid var(--line);
    transition:all .22s var(--ease);
    white-space:nowrap;
  }
  .chip:hover{color:var(--primary-700);border-color:var(--primary);}
  .chip.is-active{
    background:var(--primary-soft);
    color:var(--primary-700);
    border-color:var(--primary);
  }

  .mobile-panel{
    display:none;
    border-top:1px solid var(--line);
    background:#fff;
    padding:16px 0 20px;
  }
  .mobile-panel.is-open{display:block;}
  @media (min-width:768px){
    .mobile-panel{display:none !important;}
  }
  .mobile-search{
    position:relative;
    display:flex;
    align-items:center;
    height:44px;
    background:#F4F7F6;
    border-radius:999px;
    padding:0 6px 0 42px;
    margin-bottom:14px;
  }
  .mobile-search input{width:100%;height:100%;border:none;background:transparent;outline:none;font-size:14px;}
  .mobile-search svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:18px;height:18px;stroke:var(--primary);stroke-width:1.8;fill:none;}
  .mobile-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
  .mobile-actions{display:flex;gap:12px;}
  .mobile-actions .btn-ghost,.mobile-actions .btn-primary{flex:1 1 0;justify-content:center;height:44px;}

  /* ============ 页面通用板块 ============ */
  .section{padding:48px 0;}
  @media (min-width:1024px){
    .section{padding:80px 0;}
  }
  .section-head{margin-bottom:28px;}
  .h2{
    position:relative;
    padding-left:16px;
    font-size:22px;
    font-weight:700;
    line-height:1.3;
    letter-spacing:-.01em;
  }
  .h2::before{
    content:"";
    position:absolute;
    left:0;top:6px;
    width:4px;height:20px;
    border-radius:2px;
    background:var(--primary);
  }
  @media (min-width:768px){
    .h2{font-size:26px;padding-left:18px;}
    .h2::before{height:22px;top:7px;}
  }
  .section-sub{
    margin-top:12px;
    font-size:15px;
    line-height:1.8;
    color:var(--muted);
    max-width:760px;
  }

  /* ============ 页头（弧形 tint 背景） ============ */
  .page-hero{
    position:relative;
    overflow:hidden;
    background:linear-gradient(180deg,#EAF6F3 0%,#F4F7F6 100%);
    padding:44px 0 40px;
  }
  @media (min-width:1024px){
    .page-hero{padding:72px 0 64px;}
  }
  .page-hero-grid{
    position:absolute;
    inset:0;
    background-image:
      linear-gradient(rgba(11,42,38,.05) 1px,transparent 1px),
      linear-gradient(90deg,rgba(11,42,38,.05) 1px,transparent 1px);
    background-size:48px 48px;
    opacity:.7;
    pointer-events:none;
  }
  .page-hero-arc{
    position:absolute;
    left:50%;
    bottom:-190px;
    transform:translateX(-50%);
    width:1400px;
    height:320px;
    border-radius:50% 50% 0 0 / 100% 100% 0 0;
    background:linear-gradient(180deg,rgba(233,246,243,.95),rgba(233,246,243,0));
    border-top:1px solid rgba(14,158,140,.22);
    pointer-events:none;
  }
  .page-hero-inner{position:relative;z-index:2;max-width:840px;}
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    height:30px;
    padding:0 12px;
    border-radius:999px;
    background:rgba(255,255,255,.85);
    border:1px solid rgba(14,158,140,.28);
    color:var(--primary-700);
    font-size:13px;
    font-weight:700;
    letter-spacing:.02em;
    margin-bottom:18px;
  }
  .eyebrow::before{
    content:"";
    width:6px;height:6px;border-radius:999px;background:var(--primary);
  }
  .page-hero h1{
    font-size:28px;
    font-weight:800;
    line-height:1.18;
    letter-spacing:-.01em;
    color:var(--text);
  }
  @media (min-width:768px){
    .page-hero h1{font-size:36px;}
  }
  .page-hero h1 em{font-style:normal;color:var(--primary);}
  .hero-lead{
    margin-top:18px;
    font-size:16px;
    line-height:1.85;
    color:var(--muted);
    max-width:720px;
  }
  .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
  .tag{
    height:30px;
    padding:0 12px;
    border-radius:999px;
    display:inline-flex;
    align-items:center;
    font-size:13px;
    font-weight:600;
    color:var(--primary-700);
    background:#fff;
    border:1px solid rgba(14,158,140,.25);
  }
  .hero-note{
    margin-top:16px;
    font-size:13px;
    color:var(--weak);
    font-weight:500;
  }

  /* ============ 三栏对照表 ============ */
  .cmp-wrap{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-1);
    overflow:hidden;
  }
  .cmp-table{width:100%;border-collapse:collapse;}
  .cmp-table thead th{
    background:var(--primary-soft);
    color:var(--ink);
    font-size:15px;
    font-weight:700;
    text-align:left;
    padding:16px 20px;
    border-bottom:1px solid var(--line);
    white-space:nowrap;
  }
  .cmp-table tbody td{
    padding:18px 20px;
    font-size:15px;
    line-height:1.75;
    color:var(--muted);
    border-bottom:1px solid var(--line);
    vertical-align:top;
  }
  .cmp-table tbody tr:last-child td{border-bottom:none;}
  .cmp-table tbody td:first-child{
    color:var(--ink);
    font-weight:600;
    width:24%;
  }
  .cmp-table tbody td:nth-child(2){width:30%;color:var(--text);}
  .cmp-table tbody tr:nth-child(even){background:rgba(233,246,243,.5);}
  .cmp-table tbody tr{transition:background .22s var(--ease);}
  .cmp-table tbody tr:hover{background:var(--primary-soft);}
  .cmp-note{
    margin-top:16px;
    font-size:13px;
    color:var(--weak);
    display:flex;
    gap:8px;
    align-items:flex-start;
    line-height:1.7;
  }
  .cmp-note::before{
    content:"";
    flex:0 0 auto;
    width:6px;height:6px;
    margin-top:8px;
    border-radius:999px;
    background:var(--accent);
  }

  @media (max-width:767px){
    .cmp-wrap{background:transparent;border:none;box-shadow:none;overflow:visible;}
    .cmp-table,.cmp-table tbody,.cmp-table tr,.cmp-table td{display:block;width:100%;}
    .cmp-table thead{display:none;}
    .cmp-table tbody tr{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-md);
      box-shadow:var(--shadow-1);
      padding:14px 16px;
      margin-bottom:14px;
    }
    .cmp-table tbody tr:hover{background:#fff;}
    .cmp-table tbody td{
      border:none;
      padding:6px 0;
      display:flex;
      gap:12px;
      font-size:14.5px;
      width:100% !important;
    }
    .cmp-table tbody tr:nth-child(even){background:#fff;}
    .cmp-table tbody td::before{
      content:attr(data-label);
      flex:0 0 84px;
      color:var(--primary-700);
      font-weight:700;
      font-size:13.5px;
    }
    .cmp-table tbody td:first-child{
      font-size:16px;
      font-weight:700;
      color:var(--ink);
      padding-bottom:10px;
      border-bottom:1px dashed var(--line);
      margin-bottom:6px;
    }
    .cmp-table tbody td:first-child::before{display:none;}
  }

  /* ============ 横向信息卡 ============ */
  .info-pair{
    display:grid;
    grid-template-columns:1fr;
    gap:20px;
  }
  @media (min-width:768px){
    .info-pair{grid-template-columns:repeat(2,1fr);gap:24px;}
  }
  .info-card{
    display:flex;
    flex-direction:column;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-1);
    overflow:hidden;
    transition:transform .24s var(--ease),box-shadow .24s var(--ease);
  }
  .info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
  .info-card-media{height:170px;overflow:hidden;background:linear-gradient(135deg,#0B2A26,#0A7A6C);}
  .info-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
  .info-card:hover .info-card-media img{transform:scale(1.04);}
  .info-card-body{padding:20px 22px 24px;}
  .info-card-body h3{font-size:19px;font-weight:600;color:var(--ink);line-height:1.4;}
  .info-card-body p{margin-top:10px;font-size:15px;line-height:1.75;color:var(--muted);}
  .info-card-list{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
  .info-card-list li{
    position:relative;
    padding-left:16px;
    font-size:14px;
    line-height:1.7;
    color:var(--muted);
  }
  .info-card-list li::before{
    content:"";
    position:absolute;
    left:0;top:9px;
    width:6px;height:6px;
    border-radius:2px;
    background:var(--primary);
  }

  /* ============ 自查清单 ============ */
  .check-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:16px;
  }
  @media (min-width:640px){
    .check-grid{grid-template-columns:repeat(2,1fr);}
  }
  @media (min-width:1024px){
    .check-grid{grid-template-columns:repeat(4,1fr);gap:20px;}
  }
  .check-card{
    position:relative;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-md);
    padding:22px 20px 24px;
    box-shadow:var(--shadow-1);
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
    overflow:hidden;
  }
  .check-card::after{
    content:"";
    position:absolute;
    left:0;top:0;
    width:100%;height:3px;
    background:var(--primary);
    transform:scaleX(0);
    transform-origin:left;
    transition:transform .28s var(--ease);
  }
  .check-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(14,158,140,.35);}
  .check-card:hover::after{transform:scaleX(1);}
  .check-num{
    font-family:var(--font-mono);
    font-size:28px;
    font-weight:700;
    color:rgba(14,158,140,.28);
    letter-spacing:.02em;
    line-height:1;
  }
  .check-card h3{margin-top:12px;font-size:17px;font-weight:600;color:var(--ink);line-height:1.5;}
  .check-card p{margin-top:8px;font-size:14.5px;line-height:1.75;color:var(--muted);}

  /* ============ FAQ ============ */
  .faq-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:12px;
  }
  @media (min-width:768px){
    .faq-grid{grid-template-columns:repeat(2,1fr);gap:16px;align-items:start;}
  }
  .faq-item{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-md);
    box-shadow:var(--shadow-1);
    overflow:hidden;
    transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
  }
  .faq-item:hover{border-color:rgba(14,158,140,.35);}
  .faq-item[open]{border-color:rgba(14,158,140,.45);box-shadow:0 8px 22px rgba(11,42,38,.09);}
  .faq-item summary{
    list-style:none;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:14px;
    padding:17px 18px;
    font-size:15.5px;
    font-weight:600;
    color:var(--ink);
    line-height:1.6;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-icon{
    flex:0 0 auto;
    width:24px;height:24px;
    border-radius:999px;
    display:inline-flex;
    align-items:center;justify-content:center;
    background:var(--primary-soft);
    color:var(--primary-700);
    font-size:15px;
    font-weight:700;
    line-height:1;
    transition:transform .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
  }
  .faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--primary);color:#fff;}
  .faq-a{
    padding:0 18px 18px;
    font-size:14.5px;
    line-height:1.85;
    color:var(--muted);
    background:var(--primary-soft);
    padding-top:14px;
    margin-top:-2px;
  }
  .faq-a p + p{margin-top:10px;}

  /* ============ CTA 深色窄条 ============ */
  .cta-band{
    background:var(--ink);
    border-radius:var(--radius-lg);
    padding:28px 24px;
    display:flex;
    flex-direction:column;
    gap:20px;
    position:relative;
    overflow:hidden;
  }
  @media (min-width:768px){
    .cta-band{
      flex-direction:row;
      align-items:center;
      justify-content:space-between;
      padding:32px 36px;
      gap:32px;
    }
  }
  .cta-band::before{
    content:"";
    position:absolute;
    right:-60px;top:-80px;
    width:260px;height:260px;
    border-radius:50%;
    background:radial-gradient(circle,rgba(14,158,140,.42),rgba(14,158,140,0) 68%);
    pointer-events:none;
  }
  .cta-copy{position:relative;z-index:2;}
  .cta-copy h2{font-size:22px;font-weight:700;color:#fff;line-height:1.35;}
  @media (min-width:768px){
    .cta-copy h2{font-size:24px;}
  }
  .cta-copy p{margin-top:10px;font-size:14.5px;line-height:1.75;color:rgba(255,255,255,.72);max-width:600px;}
  .cta-actions{
    position:relative;
    z-index:2;
    display:flex;
    flex-wrap:wrap;
    gap:12px;
  }
  .btn-accent{
    height:44px;
    padding:0 22px;
    border-radius:var(--radius-sm);
    display:inline-flex;
    align-items:center;
    font-size:15px;
    font-weight:700;
    color:#fff;
    background:var(--accent);
    transition:all .22s var(--ease);
  }
  .btn-accent:hover{background:#F26A2C;transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,122,61,.3);}
  .btn-accent:active{transform:translateY(0);}
  .btn-outline-light{
    height:44px;
    padding:0 22px;
    border-radius:var(--radius-sm);
    display:inline-flex;
    align-items:center;
    font-size:15px;
    font-weight:600;
    color:#fff;
    border:1px solid rgba(255,255,255,.28);
    transition:all .22s var(--ease);
  }
  .btn-outline-light:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.55);transform:translateY(-1px);}
  .btn-outline-light:active{transform:translateY(0);}

  /* ============ 页脚 ============ */
  .site-footer{
    background:var(--ink);
    color:rgba(255,255,255,.78);
    margin-top:48px;
    padding:56px 0 0;
  }
  @media (min-width:1024px){
    .site-footer{margin-top:80px;padding-top:68px;}
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:34px;
  }
  @media (min-width:640px){
    .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  }
  @media (min-width:1024px){
    .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;}
  }
  .footer-brand-mark{margin-bottom:14px;}
  .footer-brand-main{
    display:block;
    font-size:21px;
    font-weight:800;
    color:#fff;
    letter-spacing:-.01em;
    line-height:1.2;
  }
  .footer-brand-main span{color:var(--primary);}
  .footer-brand-sub{
    display:block;
    margin-top:6px;
    font-size:12px;
    font-weight:600;
    letter-spacing:.08em;
    color:rgba(255,255,255,.5);
  }
  .footer-grid p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);max-width:340px;}
  .footer-shape{
    width:132px;height:66px;
    margin-top:18px;
    border-radius:var(--radius-md);
    background:linear-gradient(135deg,rgba(14,158,140,.55),rgba(255,122,61,.28));
    position:relative;
    overflow:hidden;
  }
  .footer-shape::after{
    content:"";
    position:absolute;
    inset:0;
    background:repeating-linear-gradient(-52deg,rgba(255,255,255,.14) 0 2px,transparent 2px 10px);
  }
  .footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
  .footer-links{display:flex;flex-direction:column;}
  .footer-links a{
    font-size:14px;
    line-height:2.2;
    color:rgba(255,255,255,.78);
    transition:color .2s var(--ease),transform .2s var(--ease);
  }
  .footer-links a:hover{color:var(--primary);transform:translateX(3px);}
  .footer-info li{font-size:14px;line-height:2;color:rgba(255,255,255,.72);}
  .footer-bottom{
    margin-top:44px;
    border-top:1px solid rgba(255,255,255,.12);
    padding:20px 0;
    text-align:center;
    font-size:12px;
    color:rgba(255,255,255,.6);
    line-height:1.8;
  }

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

/* roulang page: category4 */
:root{
    --primary:#0E9E8C;
    --primary-700:#0A7A6C;
    --ink:#0B2A26;
    --accent:#FF7A3D;
    --bg:#F4F7F6;
    --card:#FFFFFF;
    --line:#E4EAE8;
    --text:#1C2B29;
    --muted:#5D6E6B;
    --faint:#8A9B98;
    --tint:#E9F6F3;
    --r-lg:18px;
    --r-md:14px;
    --r-btn:12px;
    --sh-1:0 2px 8px rgba(11,42,38,.06);
    --sh-2:0 14px 30px rgba(11,42,38,.13);
    --sh-dark:0 10px 30px rgba(0,0,0,.25);
    --ease:cubic-bezier(.4,0,.2,1);
  }

  *,*::before,*::after{ box-sizing:border-box; }
  html{ scroll-behavior:smooth; }
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"HarmonyOS Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }
  a{ color:inherit; text-decoration:none; transition:color .2s var(--ease), background-color .2s var(--ease), border-color .2s var(--ease); }
  img{ max-width:100%; display:block; }
  button,input{ font:inherit; color:inherit; }
  button{ cursor:pointer; border:0; background:none; }
  h1,h2,h3,h4,p,ul,ol{ margin:0; }
  ul,ol{ padding:0; list-style:none; }
  :focus-visible{ outline:2px solid var(--primary); outline-offset:2px; border-radius:6px; }

  .container-x{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding:0 16px;
  }
  @media (min-width:768px){ .container-x{ padding:0 24px; } }

  .mono{ font-family:ui-monospace,SFMono-Regular,Consolas,monospace; letter-spacing:.02em; }

  /* ---------- 顶部倒计时条 ---------- */
  .topbar{
    background:var(--ink);
    color:rgba(255,255,255,.82);
    height:38px;
    display:flex;
    align-items:center;
  }
  @media (min-width:768px){ .topbar{ height:42px; } }
  .topbar-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    font-size:13px;
  }
  .topbar-left{ display:flex; align-items:center; gap:8px; min-width:0; }
  .pulse-dot{
    width:8px; height:8px; border-radius:50%;
    background:var(--primary);
    flex:0 0 auto;
    box-shadow:0 0 0 0 rgba(14,158,140,.6);
    animation:pulse 2.2s var(--ease) infinite;
  }
  @keyframes pulse{
    0%{ box-shadow:0 0 0 0 rgba(14,158,140,.55); }
    70%{ box-shadow:0 0 0 10px rgba(14,158,140,0); }
    100%{ box-shadow:0 0 0 0 rgba(14,158,140,0); }
  }
  .topbar-name{
    white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
    font-weight:600; color:rgba(255,255,255,.9);
  }
  .topbar-right{ display:flex; align-items:center; gap:8px; flex:0 0 auto; }
  .cd-group{ display:flex; align-items:center; gap:4px; }
  .cd-num{
    color:var(--accent);
    font-family:ui-monospace,SFMono-Regular,Consolas,monospace;
    font-weight:700;
    letter-spacing:.02em;
    font-size:13px;
  }
  .cd-sep{ color:rgba(255,255,255,.3); }
  .topbar-jump{
    display:none;
    width:22px; height:22px; border-radius:50%;
    border:1px solid rgba(255,255,255,.24);
    align-items:center; justify-content:center;
    color:rgba(255,255,255,.75);
    font-size:11px;
  }
  .topbar-jump:hover{ border-color:var(--primary); color:#fff; }
  @media (min-width:768px){ .topbar-jump{ display:flex; } }

  /* ---------- 主导航 ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:50;
    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{
    min-height:60px;
    display:flex;
    align-items:center;
    gap:14px;
    padding-top:8px;
    padding-bottom:8px;
  }
  @media (min-width:768px){
    .header-inner{ min-height:72px; gap:20px; padding-top:0; padding-bottom:0; }
  }
  .brand{ display:flex; flex-direction:column; line-height:1.12; flex:0 0 auto; }
  .brand-main{ font-size:20px; font-weight:800; color:var(--primary); letter-spacing:-.01em; }
  .brand-sub{ font-size:11px; font-weight:600; color:var(--faint); letter-spacing:.06em; }
  .brand:hover .brand-main{ color:var(--primary-700); }

  .nav-search{ display:none; flex:1 1 auto; min-width:0; }
  @media (min-width:1024px){ .nav-search{ display:block; } }
  .search-wrap{
    position:relative;
    display:flex;
    align-items:center;
    gap:8px;
    height:44px;
    max-width:560px;
    padding:0 6px 0 14px;
    background:var(--bg);
    border:1px solid transparent;
    border-radius:999px;
    transition:background-color .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
  }
  .search-wrap:focus-within{
    background:#fff;
    border-color:var(--primary);
    box-shadow:0 8px 22px rgba(14,158,140,.15);
  }
  .search-icon{ flex:0 0 auto; width:20px; height:20px; }
  .search-input{
    flex:1 1 auto;
    min-width:0;
    height:100%;
    border:0;
    background:transparent;
    outline:none;
    font-size:14px;
    color:var(--text);
  }
  .search-input::placeholder{ color:var(--faint); }
  .search-btn{
    flex:0 0 auto;
    width:34px; height:34px;
    border-radius:999px;
    background:var(--primary);
    color:#fff;
    display:flex; align-items:center; justify-content:center;
    font-size:13px;
    transition:background-color .2s var(--ease), transform .2s var(--ease);
  }
  .search-btn:hover{ background:var(--primary-700); transform:translateY(-1px); }
  .search-btn:active{ transform:translateY(0); }

  .header-actions{ display:none; align-items:center; gap:12px; margin-left:auto; flex:0 0 auto; }
  @media (min-width:768px){ .header-actions{ display:flex; } }
  .btn-ghost{
    height:40px;
    padding:0 16px;
    border-radius:var(--r-btn);
    border:1px solid var(--line);
    background:#fff;
    color:var(--text);
    font-size:14px;
    font-weight:600;
    display:inline-flex; align-items:center; justify-content:center;
    transition:border-color .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
  }
  .btn-ghost:hover{ border-color:var(--primary); color:var(--primary-700); transform:translateY(-1px); }
  .btn-primary{
    height:40px;
    padding:0 18px;
    border-radius:var(--r-btn);
    background:var(--primary);
    color:#fff;
    font-size:14px;
    font-weight:600;
    display:inline-flex; align-items:center; justify-content:center;
    box-shadow:var(--sh-1);
    transition:background-color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
  }
  .btn-primary:hover{ background:var(--primary-700); transform:translateY(-1px); box-shadow:0 10px 22px rgba(14,158,140,.24); }
  .btn-primary:active{ transform:translateY(0); }

  .menu-toggle{
    margin-left:auto;
    width:40px; height:40px;
    border-radius:var(--r-btn);
    border:1px solid var(--line);
    display:flex; align-items:center; justify-content:center;
    color:var(--text);
  }
  @media (min-width:768px){ .menu-toggle{ display:none; } }
  .menu-toggle:hover{ border-color:var(--primary); color:var(--primary-700); }

  .mobile-panel{ display:none; border-top:1px solid var(--line); background:#fff; }
  .mobile-panel.is-open{ display:block; }
  .mobile-panel .container-x{ padding-top:14px; padding-bottom:18px; }
  @media (min-width:768px){ .mobile-panel{ display:none !important; } }
  .mobile-search{
    display:flex; align-items:center; gap:8px;
    height:44px; padding:0 6px 0 12px;
    background:var(--bg); border-radius:var(--r-btn); margin-bottom:12px;
  }
  .mobile-search input{ flex:1 1 auto; min-width:0; border:0; background:transparent; outline:none; font-size:14px; }
  .mobile-actions{ display:grid; grid-template-columns:1fr 1fr; gap:10px; margin-top:12px; }
  .mobile-actions a{ width:100%; }

  /* ---------- 分类 chip ---------- */
  .chip-row{
    display:flex;
    gap:8px;
    overflow-x:auto;
    padding:6px 0 10px;
    scrollbar-width:none;
  }
  .chip-row::-webkit-scrollbar{ display:none; }
  .chip{
    flex:0 0 auto;
    padding:6px 14px;
    border-radius:999px;
    background:#fff;
    border:1px solid var(--line);
    color:var(--muted);
    font-size:13px;
    font-weight:600;
    white-space:nowrap;
    transition:color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
  }
  .chip:hover{ color:var(--primary-700); border-color:var(--primary); }
  .chip.is-active{
    background:var(--tint);
    color:var(--primary-700);
    border-color:var(--primary);
  }
  .chip-row--mobile{ padding:4px 0 0; }
  @media (min-width:1024px){ .chip-row--mobile{ display:none; } }

  /* ---------- 页头 ---------- */
  .page-head{
    position:relative;
    overflow:hidden;
    padding:44px 0 52px;
    background:#fff;
    border-bottom:1px solid var(--line);
  }
  .page-head::before{
    content:"";
    position:absolute;
    inset:0;
    background-image:repeating-linear-gradient(115deg, rgba(14,158,140,.07) 0 1px, transparent 1px 16px);
    pointer-events:none;
  }
  .page-head::after{
    content:"";
    position:absolute;
    right:-140px; top:-120px;
    width:420px; height:420px;
    border-radius:50%;
    background:radial-gradient(circle at 50% 50%, rgba(14,158,140,.14), rgba(14,158,140,0) 68%);
    pointer-events:none;
  }
  .head-grid{
    position:relative;
    display:grid;
    grid-template-columns:1fr;
    gap:28px;
    align-items:center;
  }
  @media (min-width:1024px){
    .head-grid{ grid-template-columns:5fr 7fr; gap:40px; }
  }
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    padding:5px 12px;
    border-radius:999px;
    background:var(--tint);
    color:var(--primary-700);
    font-size:12px;
    font-weight:700;
    letter-spacing:.04em;
  }
  .page-title{
    margin-top:16px;
    font-size:28px;
    font-weight:800;
    line-height:1.2;
    letter-spacing:-.01em;
    color:var(--text);
  }
  @media (min-width:768px){ .page-title{ font-size:36px; } }
  .page-title em{ font-style:normal; color:var(--primary); }
  .page-lead{
    margin-top:14px;
    font-size:16px;
    line-height:1.85;
    color:var(--muted);
    max-width:640px;
  }
  .head-meta{
    margin-top:20px;
    display:flex;
    flex-wrap:wrap;
    gap:10px;
  }
  .meta-pill{
    display:inline-flex; align-items:center; gap:6px;
    padding:5px 12px;
    border-radius:999px;
    border:1px solid var(--line);
    background:#fff;
    font-size:12px;
    font-weight:600;
    color:var(--muted);
  }
  .meta-pill i{ width:6px; height:6px; border-radius:50%; background:var(--primary); display:block; }

  .head-media{
    position:relative;
    border-radius:var(--r-md);
    overflow:hidden;
    border:1px solid var(--line);
    background:linear-gradient(135deg, #0B2A26, #0E9E8C);
    box-shadow:var(--sh-1);
    min-height:220px;
  }
  @media (min-width:1024px){ .head-media{ min-height:340px; } }
  .head-media img{
    width:100%;
    height:100%;
    min-height:220px;
    object-fit:cover;
    transition:transform .3s var(--ease);
  }
  @media (min-width:1024px){ .head-media img{ min-height:340px; } }
  .head-media:hover img{ transform:scale(1.04); }
  .head-media .media-tag{
    position:absolute;
    left:16px; bottom:16px;
    padding:6px 12px;
    border-radius:999px;
    background:rgba(11,42,38,.72);
    color:#fff;
    font-size:12px;
    font-weight:600;
    backdrop-filter:blur(4px);
  }
  .head-media .media-cut{
    position:absolute;
    right:0; top:0;
    width:96px; height:96px;
    background:var(--accent);
    clip-path:polygon(100% 0, 100% 100%, 0 0);
    opacity:.9;
  }

  /* ---------- 板块通用 ---------- */
  .section{ padding:48px 0; }
  @media (min-width:768px){ .section{ padding:80px 0; } }
  .section-head{
    display:flex;
    flex-wrap:wrap;
    align-items:flex-end;
    justify-content:space-between;
    gap:12px;
    margin-bottom:28px;
  }
  .h2-block{
    position:relative;
    padding-left:16px;
    font-size:22px;
    font-weight:700;
    line-height:1.3;
    color:var(--text);
  }
  .h2-block::before{
    content:"";
    position:absolute;
    left:0; top:4px;
    width:4px; height:20px;
    border-radius:999px;
    background:var(--primary);
  }
  @media (min-width:768px){ .h2-block{ font-size:26px; } }
  .section-desc{ font-size:14px; color:var(--muted); max-width:720px; margin-top:10px; }
  .link-more{ font-size:14px; font-weight:600; color:var(--primary-700); }
  .link-more:hover{ color:var(--accent); }

  /* ---------- 功能状态面板 ---------- */
  .panel{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    box-shadow:var(--sh-1);
    overflow:hidden;
  }
  .panel-top{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    padding:16px 20px;
    background:var(--tint);
    border-bottom:1px solid var(--line);
  }
  .panel-top h3{ font-size:16px; font-weight:700; }
  .panel-top span{ font-size:12px; color:var(--primary-700); font-weight:600; }
  .status-row{
    display:grid;
    grid-template-columns:1fr;
    gap:8px;
    padding:18px 20px;
    border-bottom:1px solid var(--line);
    transition:background-color .2s var(--ease), transform .2s var(--ease);
  }
  .status-row:last-child{ border-bottom:0; }
  @media (min-width:768px){
    .status-row{ grid-template-columns:1.1fr 2fr auto; align-items:center; gap:18px; }
  }
  .status-row:hover{ background:#FAFCFB; transform:translateX(4px); }
  .status-row h4{ font-size:16px; font-weight:600; }
  .status-row p{ font-size:14px; color:var(--muted); line-height:1.75; margin-top:4px; }
  @media (min-width:768px){ .status-row p{ margin-top:0; } }
  .badge{
    justify-self:start;
    display:inline-flex; align-items:center; gap:6px;
    padding:4px 12px;
    border-radius:999px;
    font-size:12px;
    font-weight:700;
    white-space:nowrap;
  }
  .badge-open{ background:var(--tint); color:var(--primary-700); border:1px solid #C9E9E2; }
  .badge-soon{ background:#FFF3EC; color:#C8541F; border:1px solid #FFDCC9; }
  .badge-normal{ background:#F1F4F3; color:var(--muted); border:1px solid var(--line); }

  /* ---------- FAQ ---------- */
  .faq-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:14px;
  }
  @media (min-width:768px){ .faq-grid{ grid-template-columns:1fr 1fr; gap:16px; } }
  .faq-item{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-md);
    box-shadow:var(--sh-1);
    overflow:hidden;
    transition:box-shadow .2s var(--ease), transform .2s var(--ease), border-color .2s var(--ease);
  }
  .faq-item:hover{ box-shadow:var(--sh-2); transform:translateY(-2px); border-color:#D5E6E2; }
  .faq-item summary{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:12px;
    padding:16px 18px;
    font-size:15px;
    font-weight:600;
    line-height:1.6;
    cursor:pointer;
    list-style:none;
  }
  .faq-item summary::-webkit-details-marker{ display:none; }
  .faq-icon{
    flex:0 0 auto;
    width:22px; height:22px;
    border-radius:50%;
    border:1px solid var(--line);
    color:var(--primary-700);
    display:flex; align-items:center; justify-content:center;
    font-size:14px;
    line-height:1;
    transition:transform .22s var(--ease), background-color .22s var(--ease), color .22s var(--ease);
  }
  .faq-item[open]{ background:#fff; border-color:#C9E9E2; }
  .faq-item[open] summary{ color:var(--primary-700); }
  .faq-item[open] .faq-icon{
    transform:rotate(45deg);
    background:var(--primary);
    border-color:var(--primary);
    color:#fff;
  }
  .faq-answer{
    padding:0 18px 18px;
    background:var(--tint);
    font-size:14px;
    line-height:1.85;
    color:var(--muted);
    border-top:1px solid #DCEEE9;
    padding-top:14px;
  }
  .faq-answer p + p{ margin-top:8px; }

  /* ---------- 墨绿窄 CTA 条 ---------- */
  .cta-bar{
    background:var(--ink);
    border-radius:var(--r-lg);
    box-shadow:var(--sh-dark);
    padding:24px 22px;
    display:grid;
    grid-template-columns:1fr;
    gap:18px;
    align-items:center;
  }
  @media (min-width:768px){
    .cta-bar{ grid-template-columns:1fr auto; padding:26px 32px; gap:28px; }
  }
  .cta-bar h2{ font-size:20px; font-weight:700; color:#fff; line-height:1.4; }
  .cta-bar p{ font-size:14px; color:rgba(255,255,255,.72); margin-top:6px; line-height:1.75; }
  .cta-actions{ display:flex; flex-wrap:wrap; gap:12px; }
  .btn-accent{
    height:44px;
    padding:0 22px;
    border-radius:var(--r-btn);
    background:var(--accent);
    color:#fff;
    font-weight:700;
    font-size:15px;
    display:inline-flex; align-items:center; justify-content:center;
    transition:background-color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
  }
  .btn-accent:hover{ background:#EE6A2C; transform:translateY(-1px); box-shadow:0 10px 24px rgba(255,122,61,.3); }
  .btn-accent:active{ transform:translateY(0); }
  .btn-outline-light{
    height:44px;
    padding:0 20px;
    border-radius:var(--r-btn);
    border:1px solid rgba(255,255,255,.24);
    color:rgba(255,255,255,.88);
    font-weight:600;
    font-size:15px;
    display:inline-flex; align-items:center; justify-content:center;
    transition:border-color .2s var(--ease), color .2s var(--ease), background-color .2s var(--ease);
  }
  .btn-outline-light:hover{ border-color:var(--primary); color:#fff; background:rgba(14,158,140,.16); }

  /* ---------- 页脚 ---------- */
  .site-footer{
    margin-top:8px;
    background:var(--ink);
    color:rgba(255,255,255,.78);
    padding:48px 0 0;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:32px;
    padding-bottom:36px;
  }
  @media (min-width:768px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
  @media (min-width:1024px){ .footer-grid{ grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:40px; } }
  .footer-brand-mark{ display:flex; flex-direction:column; gap:6px; }
  .footer-brand-main{ font-size:20px; font-weight:800; color:#fff; letter-spacing:-.01em; }
  .footer-brand-main span{ color:var(--primary); }
  .footer-brand-sub{ font-size:12px; font-weight:600; color:rgba(255,255,255,.55); letter-spacing:.06em; }
  .site-footer p{ font-size:14px; line-height:1.85; margin-top:14px; color:rgba(255,255,255,.72); max-width:340px; }
  .footer-shape{
    margin-top:18px;
    width:132px; height:52px;
    border-radius:var(--r-md);
    border:1px solid rgba(255,255,255,.14);
    background:linear-gradient(135deg, rgba(14,158,140,.45), rgba(255,122,61,.22));
  }
  .footer-title{ font-size:15px; font-weight:700; color:#fff; margin-bottom:14px; }
  .footer-links{ display:flex; flex-direction:column; gap:2px; }
  .footer-links a{ font-size:14px; line-height:2.2; color:rgba(255,255,255,.78); }
  .footer-links a:hover{ color:#6FE3D0; }
  .footer-info li{ font-size:14px; line-height:2.2; color:rgba(255,255,255,.72); }
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.12);
    padding:18px 0 22px;
    text-align:center;
    font-size:12px;
    color:rgba(255,255,255,.55);
    line-height:1.8;
  }

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