/* roulang page: index */
:root{
  --bg-deep:#06121F;
  --bg-deep-2:#0A1B2C;
  --brand:#17C7A3;
  --brand-deep:#0E8F76;
  --brand-glow:rgba(23,199,163,.55);
  --accent:#FFB84D;
  --ink-1:#EAF3F8;
  --ink-2:#9BB0C0;
  --line-d:rgba(255,255,255,.10);
  --bg-light:#F6F8FA;
  --bg-white:#FFFFFF;
  --text-1:#10202E;
  --text-2:#5B6E7F;
  --line-l:#E4EAEF;
  --r-card:18px;
  --r-img:14px;
  --r-btn:12px;
  --r-input:10px;
  --sh-soft:0 6px 20px -12px rgba(16,32,46,.18);
  --sh-card:0 14px 34px -20px rgba(16,32,46,.22);
  --sh-glow:0 0 0 1px rgba(23,199,163,.45),0 10px 30px -8px rgba(23,199,163,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:var(--bg-white);
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
::selection{background:rgba(23,199,163,.28);color:var(--text-1)}
body::-webkit-scrollbar{width:10px}
body::-webkit-scrollbar-track{background:#0A1B2C}
body::-webkit-scrollbar-thumb{background:rgba(23,199,163,.45);border-radius:999px}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.container{padding:0 24px}}
.section{padding:64px 0}
@media (min-width:768px){.section{padding:96px 0}}
.section-light{background:var(--bg-light)}
.section-dark{background:var(--bg-deep);color:var(--ink-1)}
.eyebrow{font-family:Inter,ui-monospace,monospace;font-size:13px;font-weight:600;letter-spacing:2px;color:var(--brand-deep);text-transform:uppercase}
.section-dark .eyebrow{color:var(--brand-light)}
.h2{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:700;letter-spacing:-.3px}
.h3{font-size:19px;line-height:1.5;font-weight:600}
.lead{font-size:17px;line-height:1.85;color:var(--text-2)}
.section-dark .lead{color:var(--ink-2)}
.muted{color:var(--text-2);font-size:15px;line-height:1.85}
.section-dark .muted{color:var(--ink-2)}

/* 导航 */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.98);backdrop-filter:blur(12px) saturate(120%);border-bottom:1px solid var(--line-l);transition:box-shadow 200ms var(--ease)}
.site-header.is-scrolled{box-shadow:0 10px 26px -20px rgba(16,32,46,.55)}
.header-inner{height:68px;display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;letter-spacing:.2px;color:var(--text-1);flex:none}
.brand-mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,#17C7A3,#0E8F76);display:grid;place-items:center;color:#fff;font-size:15px;box-shadow:0 8px 20px -12px var(--brand-glow)}
.nav-links{display:none;align-items:center;gap:24px;margin-left:8px}
.nav-link{position:relative;display:inline-block;font-size:15px;font-weight:500;color:var(--text-2);padding:6px 0;transition:color 200ms var(--ease)}
.nav-link:hover{color:var(--text-1)}
.nav-link.is-active{color:var(--text-1);font-weight:600}
.nav-link.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--brand)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{display:none;align-items:center;gap:8px;height:40px;width:200px;padding:0 14px;border:1px solid var(--line-l);border-radius:999px;background:#fff;transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease)}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(23,199,163,.14)}
.search-box input{flex:1;min-width:0;border:0;outline:none;background:transparent;font-size:14px;color:var(--text-1)}
.search-box input::placeholder{color:#9FB0BE}
.search-box i{color:var(--brand-deep);font-size:13px}
.nav-toggle{width:44px;height:44px;display:grid;place-items:center;border:1px solid var(--line-l);border-radius:12px;color:var(--text-1);font-size:17px;background:#fff}
.drawer{position:fixed;inset:68px 0 0 0;z-index:45;background:#fff;padding:20px 16px 30px;overflow-y:auto;transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity 200ms var(--ease),transform 200ms var(--ease)}
.drawer.is-open{opacity:1;transform:translateY(0);pointer-events:auto}
@media (min-width:1024px){
  .nav-links{display:flex}
  .search-box{display:flex;width:220px}
  .nav-toggle{display:none}
  .drawer{display:none}
}
@media (max-width:1023px){
  .nav-links,.search-box{display:none}
}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;border:1px solid var(--line-l);border-radius:999px;background:var(--bg-light);margin-bottom:16px}
.drawer-search input{flex:1;border:0;background:transparent;outline:none;font-size:15px}
.drawer-link{display:flex;align-items:center;justify-content:space-between;padding:14px 4px;font-size:16px;font-weight:500;color:var(--text-1);border-bottom:1px solid var(--line-l)}
.drawer-link i{color:var(--brand-deep);font-size:13px}
.drawer-link.is-active{color:var(--brand-deep);font-weight:600}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;white-space:nowrap;transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),background 200ms var(--ease),color 200ms var(--ease),border-color 200ms var(--ease)}
.btn-primary{background:var(--brand);color:#04241D;box-shadow:0 10px 24px -14px var(--brand-glow)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--sh-glow)}
.btn-primary:active{background:var(--brand-deep);transform:translateY(0)}
.btn-outline-light{border:1px solid rgba(255,255,255,.55);color:#fff;background:transparent}
.btn-outline-light:hover{background:rgba(255,255,255,.10);transform:translateY(-1px)}
.btn-outline-dark{border:1px solid var(--line-l);color:var(--text-1);background:#fff;box-shadow:var(--sh-soft)}
.btn-outline-dark:hover{border-color:var(--brand-deep);color:var(--brand-deep);transform:translateY(-1px)}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:10px}
.btn-full{width:100%}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-deep)}
.btn-link i{transition:transform 200ms var(--ease)}
.btn-link:hover i{transform:translateX(3px)}
.section-dark .btn-link{color:var(--brand-light)}

/* 徽章 / 标签 */
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;font-size:13px;font-weight:500}
.badge-light{background:var(--brand-soft,#EAF7F3);background:#EAF7F3;color:#0E8F76}
.badge-dark{background:rgba(23,199,163,.16);color:#7BE3C9}
.badge-accent{background:rgba(255,184,77,.18);color:#FFB84D}
.stamp{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--accent)}
.stamp::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.num{font-family:Inter,ui-monospace,monospace;font-weight:700;font-size:14px;letter-spacing:1.5px;color:var(--accent)}
.divider{height:1px;background:var(--line-l);border:0;margin:0}
.section-dark .divider{background:var(--line-d)}

/* 玻璃拟态 */
.glass{background:rgba(255,255,255,.055);backdrop-filter:blur(14px) saturate(120%);border:1px solid var(--line-d);border-radius:var(--r-card);transition:border-color 200ms var(--ease),transform 200ms var(--ease)}
.glass:hover{border-color:rgba(23,199,163,.38)}
.glass-pad{padding:24px}
@media (min-width:768px){.glass-pad{padding:30px}}

/* 浅底卡片 */
.card{background:#fff;border:1px solid var(--line-l);border-radius:var(--r-card);box-shadow:var(--sh-soft);transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);overflow:hidden;height:100%;display:flex;flex-direction:column}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-card);border-color:rgba(14,143,118,.35)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.media{position:relative;overflow:hidden;border-radius:var(--r-img)}
.media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.card:hover .media img{transform:scale(1.03)}
.media-16-9{aspect-ratio:16/9}
.media-4-3{aspect-ratio:4/3}
.mask-dark{position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,18,31,0) 40%,rgba(6,18,31,.55) 100%)}
.clamp-1{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* Hero */
.hero{position:relative;overflow:hidden;background-color:var(--bg-deep);background-image:linear-gradient(90deg,rgba(6,18,31,.94) 0%,rgba(6,18,31,.80) 46%,rgba(6,18,31,.62) 100%),url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;color:var(--ink-1)}
.hero::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.03) 0 1px,transparent 1px 44px),repeating-linear-gradient(90deg,rgba(255,255,255,.03) 0 1px,transparent 1px 44px);pointer-events:none}
.hero::after{content:"";position:absolute;right:-140px;bottom:-200px;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(23,199,163,.28) 0%,rgba(23,199,163,0) 68%);pointer-events:none}
.hero-inner{position:relative;z-index:2;padding:72px 0 84px;min-height:560px;display:flex;align-items:center}
@media (min-width:1024px){.hero-inner{padding:96px 0 108px;min-height:640px}}
.hero-grid{display:grid;grid-template-columns:1fr;gap:40px;width:100%}
@media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:56px;align-items:center}}
.hero h1{font-size:clamp(32px,4.6vw,56px);line-height:1.15;font-weight:700;letter-spacing:-.5px;color:var(--ink-1)}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.85;color:var(--ink-2);max-width:620px}
.hero-cta{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px}
.trust{margin-top:34px;display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;font-size:14px;color:var(--ink-2)}
.trust i{color:var(--brand);margin-right:6px}
.trust-sep{width:1px;height:14px;background:var(--line-d)}
.hero-card h2{font-size:16px;font-weight:600;color:var(--ink-1);letter-spacing:.4px}
.hero-points{margin-top:16px;display:flex;flex-direction:column;gap:12px}
.hero-points li{display:flex;gap:12px;font-size:14px;line-height:1.7;color:var(--ink-2)}
.hero-points i{color:var(--brand);font-size:12px;margin-top:6px;flex:none}
.form-field{margin-top:18px}
.form-field label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:8px}
.glass-input{width:100%;height:44px;padding:0 14px;border-radius:var(--r-input);border:1px solid rgba(255,255,255,.20);background:rgba(255,255,255,.06);color:var(--ink-1);font-size:15px;transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease)}
.glass-input::placeholder{color:#7C90A0}
.glass-input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(23,199,163,.20)}
.form-tip{margin-top:10px;font-size:12.5px;color:#7C90A0}

/* 卖点错位布局 */
.feature-grid{display:grid;grid-template-columns:1fr;gap:22px;margin-top:38px}
@media (min-width:1024px){.feature-grid{grid-template-columns:5fr 7fr;gap:28px}}
.feature-stack{display:flex;flex-direction:column;gap:22px}
.feature-head{display:flex;align-items:baseline;gap:12px}
.point-list{margin-top:14px;display:flex;flex-direction:column;gap:10px}
.point-list li{display:flex;gap:10px;font-size:15px;color:var(--text-2);line-height:1.75}
.point-list i{color:var(--brand-deep);font-size:12px;margin-top:7px;flex:none}
.icon-chip{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:#EAF7F3;color:var(--brand-deep);font-size:17px;flex:none}
.section-dark .icon-chip{background:rgba(23,199,163,.16);color:#7BE3C9}

/* 场景演示 */
.scene-grid{display:grid;grid-template-columns:1fr;gap:26px;margin-top:38px}
@media (min-width:1024px){.scene-grid{grid-template-columns:4fr 8fr;gap:32px}}
.step-tabs{display:flex;gap:12px;overflow-x:auto;padding-bottom:6px}
@media (min-width:1024px){.step-tabs{flex-direction:column;overflow:visible;padding-bottom:0;gap:10px}}
.step-tab{position:relative;flex:none;min-width:210px;text-align:left;padding:16px 18px;border-radius:14px;border:1px solid transparent;background:transparent;color:var(--ink-2);transition:background 200ms var(--ease),border-color 200ms var(--ease),color 200ms var(--ease)}
@media (min-width:1024px){.step-tab{min-width:0;width:100%;flex:1 1 auto}}
.step-tab strong{display:block;font-size:15px;font-weight:600;color:var(--ink-1);margin-bottom:4px}
.step-tab span{font-size:13px;line-height:1.7;color:var(--ink-2)}
.step-tab.is-active{background:rgba(255,255,255,.055);border-color:var(--line-d);backdrop-filter:blur(14px)}
.step-tab.is-active::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--brand)}
.scene-panel{display:none}
.scene-panel.is-active{display:block}
.scene-lines{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.scene-lines li{display:flex;gap:12px;font-size:15px;line-height:1.8;color:var(--ink-2)}
.scene-lines i{color:var(--brand);font-size:12px;margin-top:8px;flex:none}

/* 社会认同 */
.logo-strip{margin-top:30px;display:flex;gap:14px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory}
.logo-item{flex:none;scroll-snap-align:start;padding:12px 20px;border-radius:12px;border:1px solid var(--line-l);background:#fff;font-size:14px;font-weight:500;color:#8A9AA8;filter:grayscale(1);transition:filter 240ms var(--ease),color 240ms var(--ease),border-color 240ms var(--ease)}
.logo-item:hover{filter:grayscale(0);color:var(--brand-deep);border-color:rgba(14,143,118,.35)}
.stat-grid{margin-top:36px;display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
@media (min-width:768px){.stat-grid{grid-template-columns:repeat(4,1fr);gap:24px}}
.stat{padding:22px 20px;border-radius:var(--r-card);border:1px solid var(--line-l);background:#fff;box-shadow:var(--sh-soft)}
.stat strong{display:block;font-family:Inter,system-ui,sans-serif;font-size:clamp(28px,3.4vw,38px);line-height:1.1;font-weight:700;color:var(--brand-deep)}
.stat span{display:block;margin-top:8px;font-size:13px;color:var(--text-2)}
.quote-grid{margin-top:34px;display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:768px){.quote-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.quote-grid{grid-template-columns:repeat(3,1fr)}}
.quote{padding:24px 22px;border-radius:var(--r-card);background:#fff;border:1px solid var(--line-l);box-shadow:var(--sh-soft);display:flex;flex-direction:column;gap:14px;transition:transform 200ms var(--ease),box-shadow 200ms var(--ease)}
.quote:hover{transform:translateY(-3px);box-shadow:var(--sh-card)}
.quote i.quote-mark{color:rgba(23,199,163,.60);font-size:18px}
.quote p{font-size:15px;line-height:1.85;color:var(--text-2)}
.quote-meta{display:flex;align-items:center;gap:10px;margin-top:auto;font-size:13px;color:var(--text-2)}
.quote-avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#17C7A3,#0E8F76);display:grid;place-items:center;color:#fff;font-size:13px;font-weight:600}

/* 资讯列表 */
.news-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px}
.news-grid{margin-top:34px;display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:768px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(12,1fr);gap:26px}}
.news-feature{grid-column:span 1}
@media (min-width:1024px){.news-feature{grid-column:span 6}}
.news-small{grid-column:span 1}
@media (min-width:1024px){.news-small{grid-column:span 3}}
.news-feature .card-body{padding:24px 26px 26px;gap:12px}
.news-feature h3{font-size:22px;line-height:1.45}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13px;color:var(--text-2)}
.empty-state{grid-column:1/-1;padding:56px 24px;text-align:center;border-radius:var(--r-card);border:1px dashed var(--line-l);background:#fff}
.empty-state i{font-size:26px;color:var(--brand-deep)}
.empty-state p{margin-top:14px;color:var(--text-2);font-size:15px}

/* FAQ */
.faq-list{margin-top:32px;display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{position:relative;background:#fff;border:1px solid var(--line-l);border-radius:14px;box-shadow:var(--sh-soft);overflow:hidden;transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease)}
.faq-item.is-open{border-color:rgba(14,143,118,.42);box-shadow:var(--sh-card)}
.faq-item.is-open::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:0 3px 3px 0;background:var(--brand)}
.faq-q{width:100%;min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 20px;text-align:left;font-size:16px;font-weight:600;color:var(--text-1)}
.faq-item.is-open .faq-q{color:var(--brand-deep)}
.faq-icon{flex:none;width:24px;height:24px;display:grid;place-items:center;color:var(--brand-deep);transition:transform 200ms var(--ease)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms var(--ease)}
.faq-a-inner{padding:0 20px 18px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* 底部 CTA */
.cta-block{position:relative;overflow:hidden;background-color:var(--bg-deep);background-image:linear-gradient(90deg,rgba(6,18,31,.95) 0%,rgba(10,27,44,.86) 100%),url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;color:var(--ink-1);border-radius:var(--r-card);padding:40px 28px}
@media (min-width:768px){.cta-block{padding:56px 48px}}
.cta-block::after{content:"";position:absolute;right:-120px;top:-160px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(23,199,163,.24) 0%,rgba(23,199,163,0) 68%)}
.cta-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:24px}
@media (min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:40px}}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* 页脚 */
.site-footer{background:var(--bg-deep);color:var(--ink-2);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}}
.footer-title{color:var(--ink-1);font-size:15px;font-weight:600;margin-bottom:14px}
.footer-link{display:block;font-size:14px;line-height:2.1;color:var(--ink-2);transition:color 200ms var(--ease)}
.footer-link:hover{color:var(--brand)}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--ink-1)}
.footer-desc{margin-top:14px;font-size:14px;line-height:1.85;color:var(--ink-2);max-width:320px}
.footer-social{margin-top:18px;display:flex;gap:10px}
.footer-social a{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;border:1px solid var(--line-d);color:var(--ink-2);transition:color 200ms var(--ease),border-color 200ms var(--ease)}
.footer-social a:hover{color:var(--brand);border-color:rgba(23,199,163,.45)}
.footer-contact li{font-size:14px;line-height:2.1;color:var(--ink-2)}
.footer-contact i{width:18px;color:var(--brand);margin-right:8px}
.footer-bottom{margin-top:44px;border-top:1px solid var(--line-d);padding:20px 0 88px;display:flex;flex-wrap:wrap;gap:10px 18px;justify-content:space-between;font-size:13px;color:#7C90A0}
@media (min-width:1024px){.footer-bottom{padding-bottom:76px}}

/* 底部固定转化条 */
.sticky-bar{position:fixed;left:0;right:0;bottom:0;z-index:60;background:rgba(6,18,31,.88);backdrop-filter:blur(14px) saturate(120%);border-top:1px solid rgba(23,199,163,.45);transform:translateY(12px);opacity:0;pointer-events:none;transition:opacity 200ms var(--ease),transform 200ms var(--ease);padding:8px 0 calc(8px + env(safe-area-inset-bottom))}
.sticky-bar.is-visible{opacity:1;transform:translateY(0);pointer-events:auto}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:14px}
.sticky-text{font-size:14px;color:var(--ink-2);display:none}
@media (min-width:768px){.sticky-text{display:block}}
.sticky-inner .btn{height:40px;padding:0 18px;font-size:14px}
@media (max-width:767px){
  .sticky-bar{opacity:1;transform:translateY(0);pointer-events:auto}
  body{padding-bottom:76px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --bg-deep:#06121F;
  --bg-deep-2:#0A1B2C;
  --brand:#17C7A3;
  --brand-deep:#0E8F76;
  --brand-glow:rgba(23,199,163,.55);
  --accent:#FFB84D;
  --ink-1:#EAF3F8;
  --ink-2:#9BB0C0;
  --line-d:rgba(255,255,255,.10);
  --bg-light:#F6F8FA;
  --bg-white:#FFFFFF;
  --text-1:#10202E;
  --text-2:#5B6E7F;
  --text-body:#2A3B4B;
  --line-l:#E4EAEF;
  --radius-card:18px;
  --radius-img:14px;
  --radius-btn:12px;
  --shadow-soft:0 6px 20px -12px rgba(16,32,46,.18);
  --shadow-card:0 14px 34px -20px rgba(16,32,46,.22);
  --shadow-glow:0 0 0 1px rgba(23,199,163,.45),0 10px 30px -8px rgba(23,199,163,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:var(--bg-white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#EFF3F6}
::-webkit-scrollbar-thumb{background:#C6D2DB;border-radius:99px;border:2px solid #EFF3F6}
::selection{background:rgba(23,199,163,.28);color:#062B23}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

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

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line-l);
  backdrop-filter:blur(12px);
  transition:box-shadow 200ms var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 26px -20px rgba(16,32,46,.35)}
.header-inner{display:flex;align-items:center;gap:16px;height:60px}
@media(min-width:768px){.header-inner{height:68px;gap:24px}}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:32px;height:32px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--brand) 0%,var(--brand-deep) 100%);
  color:#04211A;font-size:15px;
  box-shadow:0 6px 16px -8px var(--brand-glow);
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:-.2px;color:var(--text-1)}
.nav-links{display:none}
@media(min-width:1024px){
  .nav-links{display:flex;align-items:center;gap:22px;margin-left:8px}
}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:#3C4E5D;
  padding:6px 0;white-space:nowrap;transition:color 200ms var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform 200ms var(--ease);
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--text-1);font-weight:600}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-search{
  display:none;align-items:center;gap:8px;height:40px;width:190px;padding:0 14px;
  border:1px solid var(--line-l);border-radius:999px;background:var(--bg-light);
  transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
.nav-search i{color:#8FA3B2;font-size:13px}
.nav-search input{border:0;background:transparent;outline:none;font-size:14px;color:var(--text-1);width:100%}
.nav-search input::placeholder{color:#9AAEBE}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(23,199,163,.16);background:#fff}
@media(min-width:1200px){.nav-search{display:flex;width:220px}}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),background 200ms var(--ease),color 200ms var(--ease),border-color 200ms var(--ease);
}
.btn-sm{height:38px;padding:0 18px;font-size:14px;border-radius:999px}
.btn-primary{background:var(--brand);color:#04241C}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-glow);background:#1AD3AC}
.btn-primary:active{background:var(--brand-deep);transform:translateY(0)}
.btn-ghost-dark{background:transparent;color:var(--ink-1);border-color:rgba(255,255,255,.38)}
.btn-ghost-dark:hover{background:rgba(255,255,255,.08);transform:translateY(-1px)}
.btn-ghost-light{background:transparent;color:var(--text-1);border-color:#CBD8E1}
.btn-ghost-light:hover{border-color:var(--brand-deep);color:var(--brand-deep);transform:translateY(-1px)}
.btn-text{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--brand-deep);
  background:none;border:0;padding:0;cursor:pointer;
}
.btn-text i{transition:transform 200ms var(--ease)}
.btn-text:hover i{transform:translateX(3px)}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;
  border:1px solid var(--line-l);border-radius:12px;background:#fff;color:var(--text-1);cursor:pointer;
}
@media(min-width:1024px){.nav-toggle{display:none}}
.drawer{
  display:none;border-top:1px solid var(--line-l);background:#fff;padding:16px 0 20px;
}
.drawer.is-open{display:block}
.drawer .container{display:flex;flex-direction:column;gap:6px}
.drawer-search{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;margin-bottom:8px;
  border:1px solid var(--line-l);border-radius:999px;background:var(--bg-light);
}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px}
.drawer-link{padding:12px 4px;font-size:15px;font-weight:500;border-bottom:1px solid var(--line-l);color:#3C4E5D}
.drawer-link.is-active{color:var(--brand-deep);font-weight:600}
.drawer .btn{margin-top:14px;width:100%}

/* ============ 顶部深色面包屑带 ============ */
.page-band{
  position:relative;overflow:hidden;background:var(--bg-deep);padding:34px 0 38px;
}
@media(min-width:768px){.page-band{padding:44px 0 48px}}
.page-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  opacity:.30;
}
.page-band::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(680px 280px at 88% 110%,rgba(23,199,163,.30),transparent 70%),
    linear-gradient(180deg,rgba(6,18,31,.62),rgba(6,18,31,.90));
  pointer-events:none;
}
.page-band .container{position:relative;z-index:2}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-2);margin-bottom:14px;
}
.breadcrumb a{color:var(--ink-2);transition:color 200ms var(--ease)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:rgba(255,255,255,.28)}
.breadcrumb .current{color:var(--ink-1)}
.band-note{font-size:14px;color:var(--ink-2);max-width:640px;line-height:1.9}

/* ============ 文章头部 ============ */
.article-head{background:#fff;padding:34px 0 8px}
@media(min-width:768px){.article-head{padding:48px 0 10px}}
.article-head-inner{max-width:860px}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:600;background:#EAF7F3;color:var(--brand-deep);white-space:nowrap;
}
.badge-dark{background:rgba(23,199,163,.16);color:#7BE3C9}
.article-title{
  margin-top:16px;
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.25;font-weight:700;letter-spacing:-.4px;color:var(--text-1);
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px;margin-top:16px;
  font-size:13.5px;color:var(--text-2);
}
.article-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--accent);display:inline-block}
.article-cover{
  margin-top:26px;border-radius:var(--radius-img);overflow:hidden;
  box-shadow:var(--shadow-card);border:1px solid var(--line-l);background:#EAF1F5;
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ============ 阅读区 ============ */
.article-section{background:#fff;padding:36px 0 56px}
@media(min-width:768px){.article-section{padding:48px 0 72px}}
.article-layout{display:block}
@media(min-width:1024px){
  .article-layout{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:56px;align-items:start}
}
.article-body{max-width:760px}
.article-body>h2:first-child{margin-top:0}
.article-body h2{
  position:relative;
  font-size:clamp(20px,2.2vw,24px);line-height:1.35;font-weight:700;color:var(--text-1);
  margin:40px 0 20px;padding-left:14px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;
  background:linear-gradient(180deg,var(--brand),var(--brand-deep));
}
.article-body h3{
  font-size:18px;line-height:1.5;font-weight:600;color:var(--text-1);margin:24px 0 12px;
}
.article-body h4{font-size:16.5px;font-weight:600;color:var(--text-1);margin:20px 0 10px}
.article-body p{font-size:17px;line-height:1.9;color:var(--text-body);margin:0 0 1.4em}
.article-body a{color:var(--brand-deep);border-bottom:1px solid rgba(14,143,118,.35)}
.article-body a:hover{border-bottom-color:var(--brand-deep)}
.article-body strong{color:var(--text-1);font-weight:600}
.article-body ul{margin:0 0 1.5em;padding-left:0}
.article-body ul li{
  position:relative;padding-left:20px;margin-bottom:10px;
  font-size:17px;line-height:1.9;color:var(--text-body);
}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;border-radius:2px;
  background:var(--brand);opacity:.85;
}
.article-body ol{list-style:none;counter-reset:item;margin:0 0 1.5em}
.article-body ol li{
  position:relative;counter-increment:item;padding-left:34px;margin-bottom:10px;
  font-size:17px;line-height:1.9;color:var(--text-body);
}
.article-body ol li::before{
  content:counter(item,decimal-leading-zero);
  position:absolute;left:0;top:.34em;
  font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.5px;
}
.article-body blockquote{
  margin:26px 0;padding:18px 20px 18px 22px;border-left:3px solid var(--brand);
  background:#F2F7F6;border-radius:0 14px 14px 0;
  font-size:15px;line-height:1.9;color:#33475A;
}
.article-body blockquote p{font-size:15px;color:#33475A;margin:0}
.article-body img{border-radius:var(--radius-img);margin:26px auto;box-shadow:var(--shadow-soft)}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--text-2);text-align:center;margin-top:10px}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;
  margin:26px 0;border:1px solid var(--line-l);border-radius:14px;font-size:15px;
}
.article-body thead th{
  background:#EAF7F3;color:var(--brand-deep);font-weight:600;text-align:left;white-space:nowrap;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line-l);line-height:1.7}
.article-body tbody tr:nth-child(even){background:#FAFCFD}
.article-body pre{
  background:var(--bg-deep);color:#B9F0E2;border-radius:14px;padding:18px 20px;overflow-x:auto;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:14px;line-height:1.8;margin:26px 0;
}
.article-body code{
  background:rgba(6,18,31,.06);color:var(--brand-deep);border-radius:6px;padding:2px 7px;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:14px;
}
.article-body pre code{background:transparent;color:inherit;padding:0}
.article-body hr{border:0;border-top:1px solid var(--line-l);margin:36px 0}

.empty-state{
  max-width:760px;margin:8px auto 0;padding:56px 24px;text-align:center;
  background:var(--bg-light);border:1px dashed #D3DEE6;border-radius:var(--radius-card);
}
.empty-state i{font-size:26px;color:var(--brand-deep)}
.empty-state h2{font-size:20px;font-weight:700;margin:14px 0 8px;padding:0}
.empty-state p{font-size:15px;color:var(--text-2);margin-bottom:20px}

/* 目录 */
.article-toc{display:none}
@media(min-width:1024px){
  .article-toc{display:block;position:sticky;top:96px}
}
.toc-title{
  font-size:13px;font-weight:600;letter-spacing:.6px;color:var(--text-2);
  text-transform:uppercase;margin-bottom:14px;
}
.toc-nav{display:flex;flex-direction:column;gap:2px;border-left:1px solid var(--line-l)}
.toc-nav a{
  display:block;padding:7px 0 7px 14px;margin-left:-1px;border-left:2px solid transparent;
  font-size:14px;line-height:1.6;color:var(--text-2);
  transition:color 200ms var(--ease),border-color 200ms var(--ease);
}
.toc-nav a:hover{color:var(--brand-deep)}
.toc-nav a.is-current{color:var(--brand-deep);font-weight:600;border-left-color:var(--brand)}
.toc-nav a.level-3{padding-left:26px;font-size:13.5px}
.toc-empty{font-size:13.5px;color:var(--text-2);padding-left:14px}
.toc-cta{
  margin-top:24px;padding:20px;border-radius:var(--radius-card);
  background:var(--bg-light);border:1px solid var(--line-l);
}
.toc-cta p{font-size:14px;line-height:1.8;color:var(--text-2);margin-bottom:14px}
.toc-cta .btn{width:100%;height:40px;font-size:14px}

/* ============ 文末 ============ */
.article-tail{background:var(--bg-light);padding:48px 0 20px}
@media(min-width:768px){.article-tail{padding:64px 0 24px}}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:28px}
.tag-row .label{font-size:13px;color:var(--text-2);margin-right:4px}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line-l);font-size:13.5px;color:#3C4E5D;
  transition:border-color 200ms var(--ease),color 200ms var(--ease),transform 200ms var(--ease);
}
.tag:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:30px}
.section-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3;color:var(--text-1)}
.section-head p{font-size:14.5px;color:var(--text-2);margin-top:8px;max-width:560px}
.card-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:640px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}}
.card{
  display:flex;flex-direction:column;height:100%;overflow:hidden;
  background:#fff;border:1px solid var(--line-l);border-radius:var(--radius-card);
  box-shadow:var(--shadow-soft);
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);border-color:rgba(23,199,163,.5)}
.card-thumb{position:relative;background:#E7EEF3}
.card-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover}
.card-thumb .badge{position:absolute;left:14px;top:14px;background:rgba(6,18,31,.72);color:#A9EFDC;backdrop-filter:blur(6px)}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17.5px;font-weight:600;line-height:1.5;color:var(--text-1)}
.card-body p{font-size:14.5px;line-height:1.8;color:var(--text-2)}
.card-meta{
  margin-top:auto;display:flex;align-items:center;gap:8px;padding-top:8px;
  font-size:13px;color:var(--text-2);
}
.card-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--accent)}
.tail-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}

/* ============ CTA ============ */
.cta-section{
  position:relative;overflow:hidden;background:var(--bg-deep);padding:64px 0;
}
@media(min-width:768px){.cta-section{padding:88px 0}}
.cta-section::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 300px at 82% 18%,rgba(23,199,163,.26),transparent 70%);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:34px;align-items:center}
@media(min-width:1024px){.cta-inner{grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:64px}}
.cta-inner h2{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:700;color:var(--ink-1)}
.cta-inner .lead{margin-top:16px;font-size:16px;line-height:1.9;color:var(--ink-2);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.cta-panel{
  background:rgba(255,255,255,.055);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line-d);border-radius:var(--radius-card);padding:26px;
}
.cta-panel h3{font-size:17px;font-weight:600;color:var(--ink-1);margin-bottom:16px}
.cta-list li{
  display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.10);
  font-size:14.5px;line-height:1.75;color:var(--ink-2);
}
.cta-list li:last-child{border-bottom:0}
.cta-list i{color:var(--brand);margin-top:5px;font-size:13px}

/* ============ footer ============ */
.site-footer{background:var(--bg-deep-2);color:var(--ink-2);padding:56px 0 96px;border-top:1px solid var(--line-d)}
@media(min-width:768px){.site-footer{padding:72px 0 104px}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--ink-1)}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.9;max-width:340px}
.footer-social{display:flex;gap:12px;margin-top:20px}
.footer-social a{
  width:38px;height:38px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line-d);color:var(--ink-2);
  transition:color 200ms var(--ease),border-color 200ms var(--ease),transform 200ms var(--ease);
}
.footer-social a:hover{color:var(--brand);border-color:rgba(23,199,163,.5);transform:translateY(-2px)}
.footer-title{font-size:14px;font-weight:600;color:var(--ink-1);margin-bottom:16px;letter-spacing:.4px}
.footer-link{display:block;font-size:14px;line-height:2.1;color:var(--ink-2);transition:color 200ms var(--ease)}
.footer-link:hover{color:var(--brand)}
.footer-contact li{display:flex;gap:10px;font-size:14px;line-height:2.1}
.footer-contact i{color:var(--brand);margin-top:9px;font-size:12px;flex:none}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-d);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:12.5px;color:#7D93A4;
}

/* ============ 底部转化条 ============ */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  background:rgba(6,18,31,.92);backdrop-filter:blur(14px);
  border-top:1px solid rgba(23,199,163,.42);
  padding-bottom:env(safe-area-inset-bottom);
  transform:translateY(12px);opacity:0;pointer-events:none;
  transition:opacity 200ms var(--ease),transform 200ms var(--ease);
}
.sticky-bar.is-visible{transform:translateY(0);opacity:1;pointer-events:auto}
.sticky-bar .container{
  min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:8px;padding-bottom:8px;
}
@media(min-width:768px){.sticky-bar .container{min-height:56px}}
.sticky-bar p{font-size:14px;color:var(--ink-1);line-height:1.5}
.sticky-bar span{display:block;font-size:12.5px;color:var(--ink-2)}
@media(max-width:520px){.sticky-bar span{display:none}}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .sticky-bar{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
  --bg-deep:#06121F;
  --bg-deep-2:#0A1B2C;
  --brand:#17C7A3;
  --brand-deep:#0E8F76;
  --brand-glow:rgba(23,199,163,.55);
  --accent:#FFB84D;
  --ink-1:#EAF3F8;
  --ink-2:#9BB0C0;
  --line-d:rgba(255,255,255,.10);
  --bg-light:#F6F8FA;
  --bg-white:#FFFFFF;
  --text-1:#10202E;
  --text-2:#5B6E7F;
  --line-l:#E4EAEF;
  --radius-card:18px;
  --radius-img:14px;
  --radius-btn:12px;
  --shadow-soft:0 6px 20px -12px rgba(16,32,46,.18);
  --shadow-card:0 14px 34px -20px rgba(16,32,46,.22);
  --shadow-glow:0 0 0 1px rgba(23,199,163,.45), 0 10px 30px -8px rgba(23,199,163,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:var(--bg-white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
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;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

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

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.98);
  backdrop-filter:blur(12px) saturate(130%);
  border-bottom:1px solid var(--line-l);
  box-shadow:var(--shadow-soft);
  transition:box-shadow 200ms var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 26px -18px rgba(16,32,46,.35);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;flex:0 0 32px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
  color:#04201A;font-size:15px;
  box-shadow:0 6px 16px -8px var(--brand-glow);
}
.brand-text{font-size:17px;font-weight:700;color:var(--text-1);letter-spacing:-.2px;white-space:nowrap;}

.nav-links{display:none;align-items:center;gap:26px;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--text-2);
  padding:6px 0;transition:color 200ms var(--ease);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-10px;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform 200ms var(--ease);
}
.nav-link:hover{color:var(--text-1);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--text-1);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}

.header-actions{display:flex;align-items:center;gap:12px;}
.search-box{
  display:none;align-items:center;gap:8px;
  height:40px;width:200px;padding:0 14px;
  background:var(--bg-light);border:1px solid var(--line-l);
  border-radius:999px;transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease),background 200ms var(--ease);
}
.search-box i{color:var(--text-2);font-size:13px;}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--text-1);
}
.search-box input::placeholder{color:#93A4B2;}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(23,199,163,.18);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;border-radius:var(--radius-btn);
  font-weight:600;font-size:15px;line-height:1;
  padding:0 22px;height:44px;
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),background 200ms var(--ease),color 200ms var(--ease),border-color 200ms var(--ease);
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:999px;}
.btn-primary{background:var(--brand);color:#04201A;box-shadow:0 8px 22px -12px var(--brand-glow);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-glow);}
.btn-primary:active{background:var(--brand-deep);transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--ink-1);border:1px solid rgba(255,255,255,.55);}
.btn-ghost:hover{background:rgba(255,255,255,.10);border-color:#fff;transform:translateY(-1px);}
.btn-ghost-dark{background:transparent;color:var(--text-1);border:1px solid #C9D4DC;}
.btn-ghost-dark:hover{border-color:var(--brand-deep);color:var(--brand-deep);transform:translateY(-1px);}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-deep);font-weight:600;font-size:15px;
  transition:color 200ms var(--ease);
}
.btn-text i{transition:transform 200ms var(--ease);font-size:13px;}
.btn-text:hover{color:#0A6F5C;}
.btn-text:hover i{transform:translateX(3px);}

.menu-toggle{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line-l);
  background:#fff;color:var(--text-1);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;font-size:17px;
}
.menu-toggle:hover{border-color:var(--brand);color:var(--brand-deep);}

.mobile-drawer{
  position:fixed;inset:0 0 0 auto;width:min(86vw,360px);
  background:#fff;z-index:60;transform:translateX(105%);
  transition:transform 260ms var(--ease);
  display:flex;flex-direction:column;padding:18px 20px 26px;
  box-shadow:-18px 0 46px -28px rgba(16,32,46,.45);
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,18,31,.55);z-index:55;
  opacity:0;visibility:hidden;transition:opacity 220ms var(--ease),visibility 220ms var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-group-title{font-size:13px;font-weight:600;color:var(--text-2);letter-spacing:.5px;margin:14px 0 6px;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 14px;border-radius:12px;
  font-size:15px;font-weight:500;color:var(--text-1);
  transition:background 180ms var(--ease),color 180ms var(--ease);
}
.drawer-link:hover{background:var(--bg-light);color:var(--brand-deep);}
.drawer-link.is-active{background:#EAF7F3;color:var(--brand-deep);font-weight:600;}

@media(min-width:768px){.menu-toggle{display:none;}}
@media(min-width:1024px){
  .nav-links{display:flex;}
  .search-box{display:flex;}
}
@media(min-width:1024px){.mobile-drawer{display:none;}}

/* ============ 内页 Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;
  background-color:var(--bg-deep);
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  min-height:260px;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(6,18,31,.94) 0%,rgba(6,18,31,.82) 55%,rgba(10,27,44,.72) 100%);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg,rgba(255,255,255,.03) 0 1px,transparent 1px 42px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.03) 0 1px,transparent 1px 42px),
    radial-gradient(560px 320px at 88% 110%,rgba(23,199,163,.30),transparent 70%);
}
.cat-hero-inner{position:relative;z-index:2;padding:44px 0 46px;}
@media(min-width:768px){.cat-hero-inner{padding:60px 0 62px;}}

.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:16px;flex-wrap:wrap;}
.breadcrumb a{color:var(--ink-2);transition:color 180ms var(--ease);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{opacity:.6;}
.breadcrumb .current{color:#CBDCE6;}

.hero-h1{
  font-size:clamp(28px,4vw,46px);line-height:1.18;font-weight:700;
  letter-spacing:-.5px;color:var(--ink-1);max-width:840px;
}
.hero-sub{
  margin-top:14px;font-size:16px;line-height:1.8;color:var(--ink-2);max-width:640px;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:14px;margin-top:22px;font-size:13px;color:var(--ink-2);}
.hero-badges span{display:inline-flex;align-items:center;gap:7px;}
.hero-badges i{color:var(--brand);font-size:13px;}

/* ============ 通用区块 ============ */
.section{padding:56px 0;}
@media(min-width:768px){.section{padding:88px 0;}}
.section-light{background:var(--bg-light);}
.section-white{background:var(--bg-white);}
.section-deep{
  position:relative;background:var(--bg-deep);color:var(--ink-1);overflow:hidden;
}
.section-deep::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    repeating-linear-gradient(0deg,rgba(255,255,255,.025) 0 1px,transparent 1px 44px),
    radial-gradient(620px 340px at 10% 110%,rgba(23,199,163,.22),transparent 70%);
}
.section-deep > .container{position:relative;z-index:2;}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-num);font-size:13px;font-weight:600;
  color:var(--accent);letter-spacing:1.4px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--accent);display:block;}
.section-head{max-width:720px;margin-bottom:36px;}
.section-title{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:700;color:var(--text-1);letter-spacing:-.3px;}
.section-title.on-deep{color:var(--ink-1);}
.section-lead{margin-top:14px;font-size:16px;line-height:1.85;color:var(--text-2);}
.section-lead.on-deep{color:var(--ink-2);}

/* ============ 图文交替流 ============ */
.zigzag-row{
  display:grid;grid-template-columns:1fr;gap:24px;align-items:center;
  padding:30px 0;border-bottom:1px solid var(--line-l);
}
.zigzag-row:last-child{border-bottom:0;padding-bottom:0;}
.zigzag-row:first-child{padding-top:0;}
.zigzag-media{
  border-radius:var(--radius-img);overflow:hidden;position:relative;
  box-shadow:var(--shadow-card);background:#E9EEF2;
}
.zigzag-media img{width:100%;height:240px;object-fit:cover;transition:transform 400ms var(--ease);}
.zigzag-row:hover .zigzag-media img{transform:scale(1.03);}
.zigzag-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 55%,rgba(6,18,31,.28) 100%);
}
.step-no{
  font-family:var(--font-num);font-size:13px;font-weight:700;
  color:var(--accent);letter-spacing:1.6px;display:block;margin-bottom:10px;
}
.zigzag-body h3{font-size:19px;font-weight:600;line-height:1.5;color:var(--text-1);}
.zigzag-body p{margin-top:12px;font-size:16px;line-height:1.85;color:var(--text-2);}
.zigzag-list{margin-top:14px;display:grid;gap:8px;}
.zigzag-list li{position:relative;padding-left:20px;font-size:15px;color:var(--text-2);line-height:1.8;}
.zigzag-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:2px;
  background:var(--brand);
}
.zigzag-body .btn-text{margin-top:16px;}
@media(min-width:1024px){
  .zigzag-row{grid-template-columns:1fr 1fr;gap:56px;padding:44px 0;}
  .zigzag-media img{height:320px;}
  .zigzag-row.is-reverse .zigzag-media{order:2;}
  .zigzag-row.is-reverse .zigzag-body{order:1;}
}

/* ============ 清单与数据 ============ */
.check-grid{display:grid;gap:18px;}
@media(min-width:768px){.check-grid{grid-template-columns:repeat(2,1fr);gap:22px;}}
.check-card{
  background:var(--bg-white);border:1px solid var(--line-l);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow-soft);
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
}
.check-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);border-color:rgba(23,199,163,.45);}
.check-card .check-top{display:flex;align-items:center;gap:12px;margin-bottom:10px;}
.check-icon{
  width:36px;height:36px;border-radius:10px;flex:0 0 36px;
  display:inline-flex;align-items:center;justify-content:center;
  background:#EAF7F3;color:var(--brand-deep);font-size:15px;
}
.check-card h3{font-size:17px;font-weight:600;color:var(--text-1);}
.check-card p{font-size:15px;line-height:1.8;color:var(--text-2);}

.stat-band{
  margin-top:34px;background:var(--bg-white);border:1px solid var(--line-l);
  border-radius:var(--radius-card);box-shadow:var(--shadow-soft);
  display:grid;gap:22px;padding:26px;
}
@media(min-width:768px){.stat-band{grid-template-columns:repeat(3,1fr);padding:30px 32px;}}
.stat-item{text-align:left;}
.stat-num{
  font-family:var(--font-num);font-size:34px;font-weight:700;line-height:1.1;
  color:var(--brand-deep);letter-spacing:-.5px;
}
.stat-num small{font-size:15px;font-weight:600;margin-left:4px;color:var(--text-2);}
.stat-label{margin-top:6px;font-size:13px;color:var(--text-2);line-height:1.7;}

/* ============ 深色 CTA ============ */
.cta-panel{
  background:rgba(255,255,255,.055);
  border:1px solid var(--line-d);
  border-radius:var(--radius-card);
  backdrop-filter:blur(14px) saturate(120%);
  padding:30px 24px;
  display:grid;gap:22px;align-items:center;
}
@media(min-width:900px){.cta-panel{grid-template-columns:1.4fr 1fr;padding:40px;gap:34px;}}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3;color:var(--ink-1);}
.cta-panel p{margin-top:12px;font-size:16px;line-height:1.85;color:var(--ink-2);}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-note{margin-top:16px;font-size:13px;color:var(--ink-2);display:flex;align-items:center;gap:8px;}
.cta-note i{color:var(--brand);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-deep);color:var(--ink-2);
  padding:56px 0 0;position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(23,199,163,.55),transparent);
}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:32px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:30px;height:30px;flex:0 0 30px;font-size:14px;}
.footer-brand span:last-child{font-size:17px;font-weight:700;color:var(--ink-1);}
.footer-desc{font-size:14px;line-height:1.85;color:var(--ink-2);max-width:340px;}
.footer-social{display:flex;gap:10px;margin-top:18px;}
.footer-social a{
  width:38px;height:38px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);border:1px solid var(--line-d);
  color:var(--ink-1);font-size:14px;
  transition:background 200ms var(--ease),color 200ms var(--ease),transform 200ms var(--ease);
}
.footer-social a:hover{background:rgba(23,199,163,.18);color:#7BE3C9;transform:translateY(-2px);}
.footer-title{font-size:15px;font-weight:600;color:var(--ink-1);margin-bottom:14px;}
.footer-link{
  display:block;font-size:14px;color:var(--ink-2);padding:6px 0;line-height:1.7;
  transition:color 180ms var(--ease),transform 180ms var(--ease);
}
.footer-link:hover{color:#7BE3C9;transform:translateX(3px);}
.footer-contact li{
  display:flex;gap:10px;font-size:14px;line-height:2;color:var(--ink-2);
}
.footer-contact i{color:var(--brand);width:16px;flex:0 0 16px;margin-top:8px;font-size:13px;}
.footer-bottom{
  margin-top:44px;border-top:1px solid var(--line-d);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px;
  justify-content:space-between;font-size:13px;color:#7E93A3;
}

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

/* roulang page: category2 */
:root{
  --bg-deep:#06121F;
  --bg-deep-2:#0A1B2C;
  --brand:#17C7A3;
  --brand-deep:#0E8F76;
  --brand-glow:rgba(23,199,163,.55);
  --accent:#FFB84D;
  --ink-1:#EAF3F8;
  --ink-2:#9BB0C0;
  --line-d:rgba(255,255,255,.10);
  --bg-light:#F6F8FA;
  --bg-white:#FFFFFF;
  --text-1:#10202E;
  --text-2:#5B6E7F;
  --line-l:#E4EAEF;
  --radius-card:18px;
  --radius-img:14px;
  --radius-btn:12px;
  --shadow-soft:0 6px 20px -12px rgba(16,32,46,.18);
  --shadow-card:0 14px 34px -20px rgba(16,32,46,.22);
  --shadow-glow:0 0 0 1px rgba(23,199,163,.45),0 10px 30px -8px rgba(23,199,163,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:var(--bg-white);
  -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%;height:auto;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{border:0;background:none;cursor:pointer;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
::selection{background:rgba(23,199,163,.28);color:var(--text-1);}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#EFF3F6;}
::-webkit-scrollbar-thumb{background:#C4D1DA;border-radius:999px;border:2px solid #EFF3F6;}
::-webkit-scrollbar-thumb:hover{background:#9AAEBE;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 28px;}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(12px) saturate(140%);
  -webkit-backdrop-filter:blur(12px) saturate(140%);
  border-bottom:1px solid var(--line-l);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 26px -20px rgba(16,32,46,.45);}
.header-inner{display:flex;align-items:center;gap:20px;height:68px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
  color:#04201A;font-size:15px;
  box-shadow:0 8px 18px -12px var(--brand-glow);
  flex-shrink:0;
}
.brand-text{font-weight:700;font-size:17px;letter-spacing:-.2px;color:var(--text-1);white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:6px;flex:1 1 auto;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--text-2);
  padding:8px 11px;border-radius:8px;white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:var(--text-1);background:var(--bg-light);}
.nav-link.is-active{color:var(--text-1);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:11px;right:11px;bottom:-2px;height:2px;
  background:var(--brand);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  border:1px solid var(--line-l);border-radius:999px;background:var(--bg-light);
  color:var(--text-2);transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(23,199,163,.14);}
.search-box i{font-size:13px;}
.search-box input{border:0;background:transparent;outline:none;width:132px;font-size:14px;color:var(--text-1);}
.search-box input::placeholder{color:#9AAEBE;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;align-items:center;justify-content:center;
  border:1px solid var(--line-l);background:#fff;color:var(--text-1);font-size:15px;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-deep);}
.mobile-drawer{display:none;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;text-align:center;border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-sm{height:40px;padding:0 18px;border-radius:999px;font-size:14px;}
.btn-primary{background:var(--brand);color:#04201A;box-shadow:0 10px 24px -14px var(--brand-glow);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-glow);}
.btn-primary:active{background:var(--brand-deep);transform:translateY(0);}
.btn-ghost{border-color:rgba(255,255,255,.42);color:#fff;background:rgba(255,255,255,.05);}
.btn-ghost:hover{background:rgba(255,255,255,.13);transform:translateY(-1px);}
.btn-outline{border-color:var(--line-l);background:#fff;color:var(--text-1);}
.btn-outline:hover{border-color:var(--brand-deep);color:var(--brand-deep);transform:translateY(-1px);}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-deep);}
.btn-text i{transition:transform .2s var(--ease);}
.btn-text:hover i{transform:translateX(3px);}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--bg-deep);color:var(--ink-1);}
.page-hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.42;
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:56px 56px;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(6,18,31,.78),rgba(6,18,31,.94)),
             radial-gradient(58% 80% at 86% 16%,rgba(23,199,163,.30),transparent 68%);
}
.page-hero-inner{position:relative;z-index:2;padding:52px 0 62px;}
@media (min-width:768px){.page-hero-inner{padding:64px 0 76px;}}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:16px;}
.breadcrumb a{color:var(--ink-2);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--ink-1);}
.page-hero h1{
  font-size:clamp(27px,3.6vw,44px);line-height:1.18;font-weight:700;
  letter-spacing:-.5px;color:var(--ink-1);max-width:860px;
}
.page-hero-sub{margin-top:16px;font-size:16.5px;line-height:1.85;color:var(--ink-2);max-width:720px;}
.hero-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-tags{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(23,199,163,.16);color:#7BE3C9;font-size:13px;font-weight:500;
  border:1px solid rgba(23,199,163,.22);
}

/* ---------- Sections ---------- */
.section{padding:60px 0;}
@media (min-width:768px){.section{padding:88px 0;}}
.section-light{background:var(--bg-white);}
.section-muted{background:var(--bg-light);}
.section-dark{background:var(--bg-deep);color:var(--ink-1);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:34px;}
.section-title{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;letter-spacing:-.3px;color:var(--text-1);}
.section-desc{margin-top:12px;font-size:15px;line-height:1.85;color:var(--text-2);max-width:660px;}
.section-dark .section-title{color:var(--ink-1);}
.section-dark .section-desc{color:var(--ink-2);}

/* ---------- Filter pills ---------- */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.pill{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line-l);background:#fff;font-size:14px;font-weight:500;color:var(--text-2);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.pill:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-1px);}
.pill.is-active{background:var(--brand);border-color:var(--brand);color:#04201A;font-weight:600;}

/* ---------- Card grid ---------- */
.card-grid{display:grid;grid-template-columns:1fr;gap:22px;}
@media (min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr);gap:24px;}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);gap:28px;}}
.info-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line-l);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-soft);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.info-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);border-color:rgba(23,199,163,.5);}
.card-media{
  position:relative;aspect-ratio:16/10;overflow:hidden;
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.info-card:hover .card-media img{transform:scale(1.04);}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:#EAF7F3;color:var(--brand-deep);font-size:13px;font-weight:600;width:fit-content;
}
.card-title{font-size:18px;line-height:1.5;font-weight:600;color:var(--text-1);}
.card-desc{
  font-size:14.5px;line-height:1.8;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--text-2);}
.dot{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;flex-shrink:0;}
.card-link{
  margin-top:auto;padding-top:8px;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand-deep);
}
.card-link i{transition:transform .2s var(--ease);font-size:12px;}
.card-link:hover i{transform:translateX(3px);}
.grid-empty{
  display:none;padding:48px 24px;text-align:center;border:1px dashed var(--line-l);
  border-radius:var(--radius-card);color:var(--text-2);background:#fff;
}
.grid-empty i{font-size:26px;color:var(--brand);margin-bottom:12px;}

/* ---------- Preparation list ---------- */
.prep-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:1024px){.prep-grid{grid-template-columns:.92fr 1.08fr;gap:56px;align-items:start;}}
.prep-aside h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;color:var(--text-1);letter-spacing:-.3px;}
.prep-aside p{margin-top:14px;font-size:15px;line-height:1.9;color:var(--text-2);}
.prep-aside .prep-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;}
.prep-list{display:grid;gap:16px;}
.prep-item{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line-l);border-radius:var(--radius-card);
  padding:20px 22px;box-shadow:var(--shadow-soft);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.prep-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);border-color:rgba(23,199,163,.45);}
.prep-no{
  font-family:Inter,system-ui,sans-serif;font-size:20px;font-weight:700;line-height:1.3;
  color:var(--accent);min-width:34px;font-variant-numeric:tabular-nums;
}
.prep-item h3{font-size:17px;font-weight:600;color:var(--text-1);margin-bottom:6px;}
.prep-item p{font-size:14.5px;line-height:1.85;color:var(--text-2);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:920px;}
.faq-item{
  background:#fff;border:1px solid var(--line-l);border-radius:16px;overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item[open]{border-color:rgba(23,199,163,.5);box-shadow:var(--shadow-soft);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:19px 22px;font-size:16px;font-weight:600;color:var(--text-1);
  transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--brand-deep);font-size:13px;flex-shrink:0;transition:transform .2s var(--ease);}
.faq-item[open] summary{color:var(--brand-deep);}
.faq-item[open] summary i{transform:rotate(180deg);}
.faq-answer{padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--text-2);}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--bg-deep);padding:60px 0;}
@media (min-width:768px){.cta-band{padding:76px 0;}}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(52% 92% at 14% 18%,rgba(23,199,163,.22),transparent 66%);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;gap:26px;}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.45fr .85fr;gap:48px;align-items:center;}}
.cta-inner h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;color:var(--ink-1);letter-spacing:-.3px;}
.cta-inner p{margin-top:14px;font-size:15.5px;line-height:1.85;color:var(--ink-2);max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg-deep);color:var(--ink-2);padding:56px 0 0;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);gap:36px;}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:40px;}}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--ink-1);font-weight:700;font-size:17px;margin-bottom:14px;}
.footer-desc{line-height:1.9;max-width:360px;color:var(--ink-2);}
.footer-social{display:flex;gap:10px;margin-top:18px;}
.footer-social a{
  width:36px;height:36px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line-d);background:rgba(255,255,255,.05);color:var(--ink-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.footer-social a:hover{color:var(--brand);border-color:rgba(23,199,163,.5);background:rgba(23,199,163,.1);}
.footer-title{font-size:14px;font-weight:600;color:var(--ink-1);margin-bottom:14px;letter-spacing:.02em;}
.footer-link{display:block;padding:6px 0;color:var(--ink-2);transition:color .2s var(--ease);}
.footer-link:hover{color:var(--brand);}
.footer-contact li{display:flex;gap:10px;padding:6px 0;line-height:1.8;}
.footer-contact i{color:var(--brand);font-size:13px;margin-top:5px;flex-shrink:0;}
.footer-bottom{
  margin-top:40px;border-top:1px solid var(--line-d);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(155,176,192,.85);
}

@media (max-width:1023px){
  .nav-link{font-size:14px;padding:8px 9px;}
  .search-box{display:none;}
}
@media (max-width:767px){
  .header-inner{height:60px;gap:12px;}
  .nav-links{display:none;}
  .header-actions .btn-sm{display:none;}
  .nav-toggle{display:inline-flex;}
  .mobile-drawer{
    position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--line-l);
    box-shadow:0 24px 48px -28px rgba(16,32,46,.45);
    padding:18px 20px 24px;
  }
  .mobile-drawer.is-open{display:block;}
  .drawer-search{
    display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;
    border:1px solid var(--line-l);border-radius:12px;background:var(--bg-light);
    color:var(--text-2);margin-bottom:14px;
  }
  .drawer-search:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(23,199,163,.14);}
  .drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:15px;color:var(--text-1);}
  .drawer-links{display:grid;gap:4px;margin-bottom:16px;}
  .drawer-link{display:block;padding:12px 14px;border-radius:12px;font-size:15px;font-weight:500;color:var(--text-2);}
  .drawer-link:hover{background:var(--bg-light);color:var(--text-1);}
  .drawer-link.is-active{background:#EAF7F3;color:var(--brand-deep);font-weight:600;}
  .drawer-cta{width:100%;}
  .page-hero-inner{padding:40px 0 48px;}
  .hero-actions .btn{width:100%;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category3 */
:root{
  --bg-deep:#06121F;
  --bg-deep-2:#0A1B2C;
  --brand:#17C7A3;
  --brand-deep:#0E8F76;
  --brand-glow:rgba(23,199,163,.55);
  --accent:#FFB84D;
  --ink-1:#EAF3F8;
  --ink-2:#9BB0C0;
  --line-d:rgba(255,255,255,.10);
  --bg-light:#F6F8FA;
  --bg-white:#FFFFFF;
  --text-1:#10202E;
  --text-2:#5B6E7F;
  --line-l:#E4EAEF;
  --radius-card:18px;
  --radius-img:14px;
  --radius-btn:12px;
  --shadow-soft:0 6px 20px -12px rgba(16,32,46,.18);
  --shadow-card:0 14px 34px -20px rgba(16,32,46,.22);
  --shadow-glow:0 0 0 1px rgba(23,199,163,.45),0 10px 30px -8px rgba(23,199,163,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;color:var(--text-1);
  background:var(--bg-white);
  -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;padding:0;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

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

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn i{font-size:13px;}
.btn-primary{
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
  color:#04201A;
  box-shadow:0 0 0 1px rgba(23,199,163,.35),0 10px 26px -14px var(--brand-glow);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-glow);}
.btn-primary:active{transform:translateY(0);background:linear-gradient(135deg,var(--brand-deep) 0%,#0B7461 100%);}
.btn-outline{
  background:rgba(255,255,255,.05);color:var(--ink-1);
  border:1px solid rgba(255,255,255,.42);
}
.btn-outline:hover{background:rgba(255,255,255,.12);transform:translateY(-1px);}
.btn-outline-dark{
  background:#fff;color:var(--text-1);border:1px solid var(--line-l);
}
.btn-outline-dark:hover{border-color:var(--brand-deep);color:var(--brand-deep);transform:translateY(-1px);}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:999px;}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-deep);}
.btn-text i{transition:transform .2s var(--ease);}
.btn-text:hover i{transform:translateX(3px);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.98);
  backdrop-filter:blur(12px) saturate(140%);
  border-bottom:1px solid var(--line-l);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 26px -20px rgba(16,32,46,.42);}
.header-inner{display:flex;align-items:center;gap:22px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
  color:#fff;font-size:15px;box-shadow:0 6px 16px -10px var(--brand-glow);
}
.brand-name{font-size:17px;font-weight:700;color:var(--text-1);letter-spacing:-.3px;}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:6px;}
.nav-link{position:relative;padding:8px 0;font-size:15px;font-weight:500;color:var(--text-2);transition:color .2s var(--ease);}
.nav-link:hover{color:var(--text-1);}
.nav-link.is-active{color:var(--text-1);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;background:var(--brand);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:999px;
  background:var(--bg-light);border:1px solid var(--line-l);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(23,199,163,.18);}
.search-box i{font-size:13px;color:var(--text-2);}
.search-box input{width:132px;border:0;background:transparent;outline:none;font-size:14px;color:var(--text-1);}
.search-box input::placeholder{color:#93A4B2;}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line-l);
  color:var(--text-1);align-items:center;justify-content:center;font-size:16px;background:#fff;
}
.mobile-drawer{
  position:fixed;top:60px;left:0;right:0;bottom:0;z-index:60;display:none;
  background:#fff;border-top:1px solid var(--line-l);padding:18px 16px 32px;overflow-y:auto;
}
.mobile-drawer.is-open{display:block;}
.drawer-label{font-size:13px;font-weight:600;color:var(--text-2);letter-spacing:.06em;margin:18px 0 8px;}
.drawer-search{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;border-radius:10px;
  border:1px solid var(--line-l);background:var(--bg-light);
}
.drawer-search input{flex:1;border:0;background:transparent;outline:none;font-size:15px;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;min-height:48px;
  padding:12px 2px;border-bottom:1px solid var(--line-l);font-size:16px;color:var(--text-1);
}
.drawer-link.is-active{color:var(--brand-deep);font-weight:600;}
.drawer-link i{font-size:12px;color:#A9B8C4;}
.drawer-cta{margin-top:22px;}
.drawer-cta .btn{width:100%;}
@media (max-width:1023px){
  .nav-links,.search-box,.header-actions .btn{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-inner{height:60px;}
}

/* ============ 深色区通用纹理 ============ */
.section-deep{position:relative;background:var(--bg-deep);color:var(--ink-1);overflow:hidden;}
.section-deep::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg,rgba(255,255,255,.03) 0 1px,transparent 1px 46px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.03) 0 1px,transparent 1px 46px);
}
.section-deep > .container{position:relative;z-index:1;}

/* ============ 首屏 ============ */
.page-hero{position:relative;background:var(--bg-deep);color:var(--ink-1);overflow:hidden;}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(6,18,31,.95) 0%,rgba(6,18,31,.86) 46%,rgba(6,18,31,.64) 100%);
}
.hero-grid{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg,rgba(255,255,255,.035) 0 1px,transparent 1px 44px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,transparent 1px 44px);
}
.hero-glow{
  position:absolute;right:-140px;bottom:-180px;width:540px;height:540px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(23,199,163,.30),transparent 70%);
}
.hero-inner{position:relative;z-index:1;display:grid;gap:26px;padding:48px 0 58px;}
@media (min-width:1024px){
  .hero-inner{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:end;gap:44px;padding:66px 0 70px;}
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);}
.breadcrumb a{color:var(--ink-2);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:rgba(255,255,255,.3);}
.breadcrumb [aria-current]{color:var(--ink-1);}
.hero-title{
  font-size:clamp(28px,4vw,44px);line-height:1.18;font-weight:700;letter-spacing:-.5px;
  color:var(--ink-1);margin:14px 0 14px;
}
.hero-sub{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.hero-aside{border-left:2px solid rgba(23,199,163,.5);padding-left:16px;font-size:14.5px;line-height:1.85;color:var(--ink-2);}
.hero-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:13px;font-weight:500;background:rgba(23,199,163,.16);color:#7BE3C9;
}

/* ============ 板块基础 ============ */
.section{padding:60px 0;}
@media (min-width:768px){.section{padding:92px 0;}}
.section-light{background:var(--bg-white);}
.section-gray{background:var(--bg-light);}
.section-head{max-width:760px;margin-bottom:32px;}
@media (min-width:768px){.section-head{margin-bottom:44px;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  letter-spacing:.10em;color:var(--brand-deep);text-transform:uppercase;
}
.section-deep .eyebrow{color:var(--brand);}
.h2{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:700;letter-spacing:-.4px;margin:12px 0 14px;color:var(--text-1);}
.section-deep .h2,.cta-band .h2{color:var(--ink-1);}
.lead{font-size:16px;line-height:1.85;color:var(--text-2);}
.section-deep .lead,.cta-band .lead{color:var(--ink-2);}

/* ============ 时间轴 ============ */
.timeline{position:relative;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:22px;}
.timeline::before{
  content:"";position:absolute;left:1%;right:1%;top:50%;height:2px;z-index:0;
  background:linear-gradient(90deg,rgba(23,199,163,.10),rgba(23,199,163,.55),rgba(23,199,163,.10));
}
.tl-col{position:relative;display:grid;grid-template-rows:1fr 56px 1fr;min-height:540px;}
.tl-node{
  grid-row:2;justify-self:center;align-self:center;z-index:2;
  width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--bg-deep);border:2px solid var(--brand);color:var(--accent);
  font-size:16px;font-weight:700;font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 6px rgba(23,199,163,.10);
}
.tl-card{
  background:#fff;border:1px solid var(--line-l);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);padding:20px 18px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.tl-card:hover{transform:translateY(-3px);border-color:rgba(23,199,163,.5);box-shadow:0 20px 40px -24px rgba(16,32,46,.40);}
.tl-card--top{grid-row:1;align-self:end;}
.tl-card--bottom{grid-row:3;align-self:start;}
.tl-kicker{display:block;font-size:13px;font-weight:600;color:var(--brand-deep);}
.tl-title{font-size:18px;font-weight:600;line-height:1.5;margin:6px 0 8px;color:var(--text-1);}
.tl-desc{font-size:14.5px;line-height:1.8;color:var(--text-2);}
.tl-meta{
  display:inline-flex;align-items:center;gap:6px;margin-top:12px;padding:4px 10px;border-radius:999px;
  font-size:13px;font-weight:500;color:#8A6516;background:rgba(255,184,77,.18);
}
@media (max-width:1023px){
  .timeline{grid-template-columns:1fr;gap:0;}
  .timeline::before{
    left:27px;right:auto;top:6px;bottom:6px;width:2px;height:auto;
    background:linear-gradient(180deg,rgba(23,199,163,.10),rgba(23,199,163,.55),rgba(23,199,163,.10));
  }
  .tl-col{grid-template-columns:56px minmax(0,1fr);grid-template-rows:auto;min-height:0;gap:16px;padding:14px 0;}
  .tl-node{grid-row:1;grid-column:1;}
  .tl-card--top,.tl-card--bottom{grid-row:1;grid-column:2;align-self:start;}
}

/* ============ 玻璃卡 / 资料构成 ============ */
.glass{
  background:rgba(255,255,255,.055);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line-d);
  border-radius:var(--radius-card);
}
.mat-grid{display:grid;gap:24px;}
@media (min-width:1024px){.mat-grid{grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:30px;}}
.mat-panel{padding:26px 22px;}
@media (min-width:768px){.mat-panel{padding:34px 32px;}}
.mat-item{display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed rgba(255,255,255,.12);}
.mat-item:last-child{border-bottom:0;padding-bottom:0;}
.mat-icon{
  flex:0 0 40px;width:40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(23,199,163,.16);color:#7BE3C9;font-size:15px;
}
.mat-title{font-size:16px;font-weight:600;color:var(--ink-1);margin-bottom:4px;}
.mat-desc{font-size:14.5px;line-height:1.8;color:var(--ink-2);}
.rhythm-card{padding:26px 22px;display:flex;flex-direction:column;gap:14px;}
@media (min-width:768px){.rhythm-card{padding:32px 28px;}}
.rhythm-title{font-size:18px;font-weight:600;color:var(--ink-1);}
.rhythm-list li{display:flex;gap:10px;font-size:14.5px;line-height:1.8;color:var(--ink-2);padding:7px 0;}
.rhythm-list i{color:var(--brand);font-size:7px;margin-top:9px;}
.rhythm-card .btn{margin-top:6px;}

/* ============ 数据区 ============ */
.data-grid{display:grid;gap:32px;}
@media (min-width:1024px){.data-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:52px;}}
.stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:28px;}
.stat{background:#fff;border:1px solid var(--line-l);border-radius:var(--radius-card);padding:18px 20px;box-shadow:var(--shadow-soft);transition:transform .2s var(--ease),box-shadow .2s var(--ease);}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);}
.stat-num{font-size:32px;line-height:1.1;font-weight:700;color:var(--brand-deep);font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.stat-label{font-size:13px;color:var(--text-2);margin-top:6px;}
.data-figure{position:relative;margin:0;border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--shadow-card);}
.data-figure img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;}
.data-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 16px;font-size:13px;line-height:1.7;color:#E7F2F7;
  background:linear-gradient(to top,rgba(6,18,31,.86),rgba(6,18,31,0));
}

/* ============ FAQ ============ */
.faq{max-width:920px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{background:#fff;border:1px solid var(--line-l);border-radius:16px;overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);}
.faq-item.is-open{border-color:rgba(23,199,163,.5);box-shadow:var(--shadow-soft);}
.faq-q{
  width:100%;min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;text-align:left;font-size:16px;font-weight:600;color:var(--text-1);
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.faq-q:hover{color:var(--brand-deep);}
.faq-item.is-open .faq-q{color:var(--brand-deep);}
.faq-icon{color:var(--text-2);font-size:13px;transition:transform .2s var(--ease),color .2s var(--ease);}
.faq-item.is-open .faq-icon{transform:rotate(180deg);color:var(--brand-deep);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s var(--ease);}
.faq-item.is-open .faq-a{max-height:520px;}
.faq-a-inner{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--text-2);}

/* ============ 底部 CTA ============ */
.cta-band{position:relative;background:linear-gradient(135deg,#06121F 0%,#0A1B2C 58%,#082A28 100%);color:var(--ink-1);overflow:hidden;}
.cta-band::after{
  content:"";position:absolute;left:-120px;top:-150px;width:480px;height:480px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(23,199,163,.26),transparent 70%);
}
.cta-inner{position:relative;z-index:1;display:grid;gap:26px;padding:64px 0;}
@media (min-width:1024px){.cta-inner{grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);align-items:center;padding:80px 0;gap:40px;}}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
@media (min-width:1024px){.cta-actions{justify-content:flex-end;}}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-deep);color:var(--ink-2);padding:56px 0 0;}
.footer-grid{display:grid;gap:32px;padding-bottom:40px;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.45fr 1fr 1fr 1.25fr;gap:40px;}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--ink-1);margin-bottom:14px;}
.footer-desc{font-size:14px;line-height:1.85;color:var(--ink-2);max-width:330px;}
.footer-social{display:flex;gap:10px;margin-top:16px;}
.footer-social a{
  width:36px;height:36px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);border:1px solid var(--line-d);color:var(--ink-1);font-size:14px;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease);
}
.footer-social a:hover{background:rgba(23,199,163,.18);color:#7BE3C9;transform:translateY(-2px);}
.footer-title{font-size:15px;font-weight:600;color:var(--ink-1);margin-bottom:12px;}
.footer-link{display:block;padding:6px 0;font-size:14px;color:var(--ink-2);transition:color .2s var(--ease);}
.footer-link:hover{color:var(--brand);}
.footer-contact li{display:flex;gap:10px;padding:6px 0;font-size:14px;line-height:1.8;color:var(--ink-2);}
.footer-contact i{color:var(--brand);font-size:13px;margin-top:7px;}
.footer-bottom{
  border-top:1px solid var(--line-d);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#7D92A3;
}

/* ============ 底部固定转化条 ============ */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:55;
  background:rgba(6,18,31,.88);backdrop-filter:blur(12px) saturate(140%);
  border-top:1px solid rgba(23,199,163,.45);
  padding-bottom:env(safe-area-inset-bottom,0);
  transform:translateY(110%);opacity:0;
  transition:transform .25s var(--ease),opacity .25s var(--ease);
}
.sticky-cta.is-visible{transform:translateY(0);opacity:1;}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:56px;}
.sticky-text{font-size:14px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.sticky-text strong{color:var(--ink-1);font-weight:600;}
@media (max-width:767px){
  .sticky-inner{height:60px;}
  .sticky-text{font-size:13px;}
  .sticky-inner .btn{height:38px;padding:0 16px;font-size:14px;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --bg-deep:#06121F;
  --bg-deep-2:#0A1B2C;
  --brand:#17C7A3;
  --brand-deep:#0E8F76;
  --brand-soft:#EAF7F3;
  --brand-glow:rgba(23,199,163,.55);
  --accent:#FFB84D;
  --ink-1:#EAF3F8;
  --ink-2:#9BB0C0;
  --line-d:rgba(255,255,255,.10);
  --bg-light:#F6F8FA;
  --bg-white:#FFFFFF;
  --text-1:#10202E;
  --text-2:#5B6E7F;
  --line-l:#E4EAEF;
  --r-card:18px;
  --r-img:14px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-soft:0 6px 20px -12px rgba(16,32,46,.18);
  --sh-card:0 14px 34px -20px rgba(16,32,46,.22);
  --sh-glow:0 0 0 1px rgba(23,199,163,.45),0 10px 30px -8px rgba(23,199,163,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:"Inter",system-ui,"PingFang SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:var(--bg-white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
::selection{background:var(--brand);color:#062018;}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
  border-radius:6px;
}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 16px;
}
@media(min-width:768px){.container{padding:0 24px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.98);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-l);
  box-shadow:0 2px 12px -8px rgba(16,32,46,.16);
  transition:box-shadow 200ms var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 26px -18px rgba(16,32,46,.4);}
.header-inner{
  height:68px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
@media(max-width:767px){.header-inner{height:60px;}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#03231C;font-size:15px;
  box-shadow:0 6px 16px -8px var(--brand-glow);
}
.brand-text{font-weight:700;font-size:18px;color:#10202E;letter-spacing:.2px;}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--text-2);
  padding:6px 0;
  transition:color 200ms var(--ease);
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform 200ms var(--ease);
}
.nav-link:hover{color:var(--text-1);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--text-1);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;
  width:210px;
  padding:0 14px;
  border:1px solid var(--line-l);
  border-radius:var(--r-pill);
  background:var(--bg-light);
  color:var(--text-2);
  transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease),background 200ms var(--ease);
}
.search-box i{font-size:13px;}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--text-1);
}
.search-box input::placeholder{color:#93A4B2;}
.search-box:focus-within{
  border-color:var(--brand);
  background:#fff;
  box-shadow:0 0 0 3px rgba(23,199,163,.18);
}
.menu-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--text-1);border-radius:2px;transition:transform 200ms var(--ease),opacity 200ms var(--ease);}
.menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle.is-open span:nth-child(2){opacity:0;}
.menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
@media(max-width:1023px){
  .nav-links{gap:18px;}
  .nav-link{font-size:14px;}
  .search-box{width:160px;}
}
@media(max-width:899px){
  .nav-links,.search-box{display:none;}
  .menu-toggle{display:flex;}
}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line-l);
  background:#fff;
  padding:16px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer .search-box{display:flex;width:100%;margin-bottom:14px;}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-link{
  padding:14px 4px;
  font-size:15px;
  font-weight:500;
  color:var(--text-2);
  border-bottom:1px solid var(--line-l);
  min-height:44px;
  display:flex;align-items:center;
}
.drawer-link.is-active{color:var(--brand-deep);font-weight:600;}
.drawer-cta{margin-top:16px;}
@media(min-width:900px){.mobile-drawer{display:none !important;}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  white-space:nowrap;
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),background 200ms var(--ease),color 200ms var(--ease);
}
.btn-sm{height:36px;padding:0 18px;font-size:14px;}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#04241D;
  border-radius:var(--r-pill);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--sh-glow);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;
  border:1px solid rgba(255,255,255,.55);
  color:#fff;
  border-radius:var(--r-pill);
}
.btn-ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-1px);}
.btn-outline{
  background:#fff;
  border:1px solid var(--line-l);
  color:var(--text-1);
}
.btn-outline:hover{border-color:var(--brand-deep);color:var(--brand-deep);transform:translateY(-1px);box-shadow:var(--sh-soft);}
.btn-block{width:100%;}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--brand-deep);
  font-weight:600;
  font-size:15px;
  transition:color 200ms var(--ease);
}
.link-more i{transition:transform 200ms var(--ease);}
.link-more:hover i{transform:translateX(3px);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  background:var(--bg-deep);
  color:var(--ink-1);
  overflow:hidden;
  padding:64px 0 72px;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.42;
}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(6,18,31,.94) 0%,rgba(6,18,31,.78) 52%,rgba(10,27,44,.6) 100%);
}
.hero-mesh{
  position:absolute;inset:0;
  background-image:
    radial-gradient(720px 380px at 88% 118%,rgba(23,199,163,.28),transparent 62%),
    repeating-linear-gradient(to right,rgba(255,255,255,.035) 0 1px,transparent 1px 56px),
    repeating-linear-gradient(to bottom,rgba(255,255,255,.035) 0 1px,transparent 1px 56px);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;
  color:var(--ink-2);
  margin-bottom:18px;
}
.breadcrumb a{color:var(--ink-2);transition:color 200ms var(--ease);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:rgba(155,176,192,.55);}
.breadcrumb .current{color:var(--ink-1);}
.hero h1{
  font-size:clamp(28px,4vw,46px);
  line-height:1.18;
  font-weight:700;
  letter-spacing:-.5px;
  max-width:820px;
}
.hero-sub{
  margin-top:16px;
  max-width:660px;
  font-size:17px;
  line-height:1.8;
  color:var(--ink-2);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:12px 26px;
  margin-top:30px;
  padding-top:22px;
  border-top:1px solid var(--line-d);
  font-size:14px;
  color:var(--ink-2);
}
.hero-facts span{display:inline-flex;align-items:center;gap:8px;}
.hero-facts i{color:var(--brand);font-size:13px;}

/* ---------- 通用板块 ---------- */
.section{padding:64px 0;}
@media(min-width:768px){.section{padding:88px 0;}}
.section-light{background:var(--bg-white);}
.section-muted{background:var(--bg-light);}
.section-deep{background:var(--bg-deep);color:var(--ink-1);position:relative;overflow:hidden;}
.section-deep .mesh{
  position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(600px 320px at 12% 0%,rgba(23,199,163,.22),transparent 60%);
}
.section-deep > .container{position:relative;z-index:2;}
.section-head{max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-num);
  font-size:13px;
  font-weight:600;
  letter-spacing:1px;
  color:var(--brand-deep);
  margin-bottom:12px;
}
.section-deep .eyebrow{color:var(--brand);}
.section-title{
  font-size:clamp(24px,3vw,34px);
  line-height:1.28;
  font-weight:700;
  letter-spacing:-.3px;
}
.section-lead{
  margin-top:14px;
  font-size:16px;
  line-height:1.85;
  color:var(--text-2);
}
.section-deep .section-lead{color:var(--ink-2);}
.grid{display:grid;gap:20px;}
@media(min-width:768px){.grid{gap:26px;}}

/* ---------- 支持通道条 ---------- */
.channel-list{display:flex;flex-direction:column;gap:14px;margin-top:34px;}
.channel{
  display:flex;align-items:flex-start;gap:18px;
  background:#fff;
  border:1px solid var(--line-l);
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--sh-soft);
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
}
.channel:hover{transform:translateY(-3px);box-shadow:var(--sh-card);border-color:rgba(14,143,118,.4);}
.channel-icon{
  flex:0 0 auto;
  width:46px;height:46px;
  border-radius:13px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-soft);
  color:var(--brand-deep);
  font-size:18px;
}
.channel-body h3{font-size:18px;font-weight:600;line-height:1.5;}
.channel-body p{margin-top:8px;font-size:15px;color:var(--text-2);line-height:1.8;}
.channel-meta{
  margin-top:10px;
  display:flex;flex-wrap:wrap;gap:10px;
}
.badge{
  display:inline-flex;align-items:center;
  padding:4px 12px;
  border-radius:var(--r-pill);
  font-size:13px;
  font-weight:500;
  background:var(--brand-soft);
  color:var(--brand-deep);
}
.badge-accent{background:rgba(255,184,77,.18);color:#8A5A00;}
@media(min-width:992px){
  .channel-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  .channel-list{margin-top:34px;}
}

/* ---------- FAQ 手风琴 ---------- */
.faq-wrap{margin-top:34px;display:grid;gap:12px;}
.acc-item{
  background:#fff;
  border:1px solid var(--line-l);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-soft);
  transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
.acc-item:hover{border-color:rgba(14,143,118,.35);}
.acc-item.is-open{border-color:rgba(14,143,118,.5);box-shadow:var(--sh-card);}
.acc-head{
  width:100%;
  min-height:60px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 20px;
  text-align:left;
  position:relative;
}
.acc-head::before{
  content:"";
  position:absolute;left:0;top:12px;bottom:12px;
  width:3px;
  background:var(--brand);
  border-radius:0 3px 3px 0;
  transform:scaleY(0);
  transition:transform 200ms var(--ease);
}
.acc-item.is-open .acc-head::before{transform:scaleY(1);}
.acc-q{font-size:16px;font-weight:600;color:var(--text-1);line-height:1.6;}
.acc-item.is-open .acc-q{color:var(--brand-deep);}
.acc-icon{color:var(--text-2);font-size:13px;transition:transform 200ms var(--ease),color 200ms var(--ease);}
.acc-item.is-open .acc-icon{transform:rotate(180deg);color:var(--brand-deep);}
.acc-body{
  max-height:0;
  overflow:hidden;
  transition:max-height 260ms var(--ease);
}
.acc-body-inner{
  padding:2px 20px 20px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
}
.acc-body-inner strong{color:var(--text-1);font-weight:600;}

/* ---------- 对照表 ---------- */
.table-shell{
  margin-top:32px;
  background:#fff;
  border:1px solid var(--line-l);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  overflow:hidden;
}
.table-scroll{overflow-x:auto;}
table.compare{
  width:100%;
  min-width:720px;
  border-collapse:collapse;
  font-size:15px;
}
table.compare thead th{
  background:var(--brand-soft);
  color:var(--brand-deep);
  font-weight:600;
  font-size:14px;
  text-align:left;
  padding:16px 20px;
  border-bottom:1px solid rgba(14,143,118,.18);
  white-space:nowrap;
}
table.compare tbody td{
  padding:16px 20px;
  border-bottom:1px solid var(--line-l);
  color:var(--text-2);
  vertical-align:top;
  line-height:1.75;
}
table.compare tbody tr:nth-child(even){background:#FBFDFC;}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare tbody td:first-child{color:var(--text-1);font-weight:600;}
.table-note{
  margin-top:14px;
  font-size:13px;
  color:var(--text-2);
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  background:var(--bg-deep);
  color:var(--ink-1);
  border-radius:24px;
  overflow:hidden;
  padding:44px 28px;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background:
    radial-gradient(520px 260px at 88% 110%,rgba(23,199,163,.3),transparent 62%),
    repeating-linear-gradient(to right,rgba(255,255,255,.03) 0 1px,transparent 1px 52px);
}
.cta-inner{position:relative;z-index:2;display:grid;gap:24px;}
@media(min-width:900px){
  .cta-band{padding:56px 48px;}
  .cta-inner{grid-template-columns:1.4fr .8fr;align-items:center;}
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3;}
.cta-band p{margin-top:12px;font-size:16px;color:var(--ink-2);line-height:1.85;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
@media(min-width:900px){.cta-actions{justify-content:flex-end;}}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-deep);
  color:var(--ink-2);
  padding:64px 0 96px;
  border-top:1px solid var(--line-d);
}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;}
@media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  color:var(--ink-1);
  font-weight:700;
  font-size:18px;
  margin-bottom:14px;
}
.footer-desc{font-size:14px;line-height:1.85;color:var(--ink-2);max-width:340px;}
.footer-social{display:flex;gap:12px;margin-top:18px;}
.footer-social a{
  width:36px;height:36px;
  border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line-d);
  color:var(--ink-2);
  transition:color 200ms var(--ease),border-color 200ms var(--ease),transform 200ms var(--ease);
}
.footer-social a:hover{color:var(--brand);border-color:rgba(23,199,163,.5);transform:translateY(-2px);}
.footer-title{
  font-size:15px;
  font-weight:600;
  color:var(--ink-1);
  margin-bottom:16px;
}
.footer-link{
  display:block;
  font-size:14px;
  color:var(--ink-2);
  padding:6px 0;
  transition:color 200ms var(--ease);
}
.footer-link:hover{color:var(--brand);}
.footer-contact li{
  display:flex;
  gap:10px;
  font-size:14px;
  line-height:2;
  color:var(--ink-2);
}
.footer-contact i{color:var(--brand);font-size:13px;margin-top:8px;}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--line-d);
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  justify-content:space-between;
  font-size:12.5px;
  color:rgba(155,176,192,.85);
}

/* ---------- 底部固定转化条 ---------- */
.sticky-bar{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:60;
  background:rgba(8,22,37,.9);
  backdrop-filter:blur(14px) saturate(120%);
  border-top:1px solid rgba(23,199,163,.45);
  padding:8px 0 calc(8px + env(safe-area-inset-bottom,0px));
  transform:translateY(12px);
  opacity:0;
  pointer-events:none;
  transition:opacity 200ms var(--ease),transform 200ms var(--ease);
}
.sticky-bar.is-visible{opacity:1;transform:translateY(0);pointer-events:auto;}
.sticky-inner{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  min-height:40px;
}
.sticky-text{
  color:var(--ink-2);
  font-size:14px;
  line-height:1.5;
}
.sticky-text strong{color:var(--ink-1);font-weight:600;}
@media(max-width:767px){
  .sticky-bar{opacity:1;transform:translateY(0);pointer-events:auto;padding-top:10px;}
  .sticky-text{font-size:13px;}
  .sticky-inner{min-height:44px;}
  .sticky-bar .btn{height:40px;padding:0 18px;font-size:14px;}
  .site-footer{padding-bottom:120px;}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}