/* roulang page: index */
:root{
    --primary:#6C4CF1;
    --primary-hi:#7E62F5;
    --accent:#16C8B8;
    --amber:#FFB020;
    --danger:#E5484D;
    --bg:#F7F5F2;
    --dark:#14121C;
    --ink:#1C1A22;
    --muted:#5B5766;
    --line:#E6E2DC;
    --white:#FFFFFF;
    --radius-card:20px;
    --radius-btn:14px;
    --radius-img:16px;
    --shadow-1:0 8px 30px rgba(20,18,28,.08);
    --shadow-2:0 16px 44px rgba(20,18,28,.14);
    --ease:cubic-bezier(.2,.7,.2,1);
    --font-num:'Space Grotesk','Inter',system-ui,sans-serif;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border-radius:var(--radius-img)}
  a{color:inherit;text-decoration:none}
  button,input,textarea,select{font:inherit;color:inherit}
  button{background:none;border:none}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  ul,ol{padding:0;list-style:none}
  ::selection{background:rgba(108,76,241,.2)}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
  @media (min-width:1280px){.container{max-width:1240px}}

  .section{padding:96px 0}
  @media (max-width:1023px){.section{padding:76px 0}}
  @media (max-width:640px){.section{padding:56px 0}}

  /* ============ 浮动 Dock 导航 ============ */
  .dock-wrap{
    position:fixed;top:16px;left:0;right:0;z-index:80;
    display:flex;justify-content:center;padding:0 16px;
    pointer-events:none;
  }
  .dock{
    pointer-events:auto;
    display:flex;align-items:center;gap:16px;
    width:100%;max-width:1080px;
    padding:10px 14px;
    border-radius:999px;
    background:rgba(255,255,255,.74);
    -webkit-backdrop-filter:blur(14px);
    backdrop-filter:blur(14px);
    border:1px solid rgba(230,226,220,.9);
    box-shadow:0 8px 30px rgba(20,18,28,.08);
    transition:background .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
  }
  .dock.is-scrolled{
    background:rgba(255,255,255,.92);
    -webkit-backdrop-filter:blur(22px);
    backdrop-filter:blur(22px);
    border-color:var(--line);
    box-shadow:0 14px 40px rgba(20,18,28,.13);
  }
  .brand{display:flex;align-items:center;gap:10px;flex:none;padding-right:6px}
  .brand-mark{
    width:38px;height:38px;border-radius:12px;flex:none;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--primary),#9C7BFF);
    color:#fff;font-family:var(--font-num);font-weight:700;font-size:15px;
    letter-spacing:-.02em;
    box-shadow:0 6px 16px rgba(108,76,241,.35);
  }
  .brand-text{font-weight:800;font-size:16px;letter-spacing:-.01em;white-space:nowrap}
  .dock-links{
    display:flex;align-items:center;gap:4px;flex:1 1 auto;
    overflow-x:auto;scrollbar-width:none;
  }
  .dock-links::-webkit-scrollbar{display:none}
  .dock-link{
    position:relative;flex:none;
    padding:9px 14px;border-radius:999px;
    font-size:14px;font-weight:500;color:var(--muted);
    transition:color .2s var(--ease),background .2s var(--ease);
    white-space:nowrap;
  }
  .dock-link:hover{color:var(--primary);background:rgba(108,76,241,.08)}
  .dock-link.is-active{color:var(--primary);background:rgba(108,76,241,.1);font-weight:700}
  .dock-actions{display:flex;align-items:center;gap:8px;flex:none;margin-left:auto}
  .dock-search{
    width:38px;height:38px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    color:var(--muted);border:1px solid var(--line);background:#fff;
    cursor:pointer;transition:all .2s var(--ease);
  }
  .dock-search:hover{color:var(--primary);border-color:var(--primary);transform:translateY(-2px)}
  .dock-search:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(22,200,184,.5)}

  @media (max-width:767px){
    .dock-wrap{top:10px;padding:0 10px}
    .dock{gap:10px;padding:8px 10px;border-radius:22px}
    .brand-text{font-size:14px}
    .brand-mark{width:32px;height:32px;border-radius:10px;font-size:13px}
    .dock-link{padding:8px 11px;font-size:13px}
    .dock-search{display:none}
  }

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:var(--radius-btn);border:1px solid transparent;
    font-weight:700;font-size:15px;line-height:1;
    padding:14px 22px;cursor:pointer;
    transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  }
  .btn:active{transform:scale(.98)}
  .btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(22,200,184,.55)}
  .btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(108,76,241,.28)}
  .btn-primary:hover{background:var(--primary-hi);transform:translateY(-2px);box-shadow:0 16px 32px rgba(108,76,241,.34)}
  .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
  .btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px)}
  .btn-outline{background:#fff;color:var(--ink);border-color:var(--line)}
  .btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-1)}
  .btn-sm{padding:10px 16px;font-size:14px}
  .btn-lg{padding:16px 28px;font-size:16px}

  /* ============ 标签 / 徽章 ============ */
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;letter-spacing:.06em;
    color:var(--primary);background:rgba(108,76,241,.1);
    padding:6px 14px;border-radius:999px;
  }
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    font-size:12px;font-weight:700;line-height:1;
    padding:6px 11px;border-radius:999px;
    background:rgba(22,200,184,.13);color:#0E9C90;
  }
  .badge-sun{background:rgba(255,176,32,.18);color:#B37700}
  .badge-plain{background:#F1EEE9;color:var(--muted)}

  /* ============ Hero ============ */
  .hero{
    position:relative;
    margin-top:96px;
    min-height:78vh;
    border-radius:28px;
    overflow:hidden;
    display:flex;align-items:center;
    background-image:url('/assets/images/backpic/back-1.png');
    background-size:cover;
    background-position:center;
    box-shadow:var(--shadow-1);
  }
  .hero-overlay{
    position:absolute;inset:0;
    background:linear-gradient(100deg,rgba(20,18,28,.93) 0%,rgba(20,18,28,.76) 44%,rgba(108,76,241,.46) 100%);
  }
  .hero-inner{position:relative;z-index:2;width:100%;padding:76px 56px}
  .hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center}
  .hero-copy{color:#fff;max-width:640px}
  .hero-tag{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;letter-spacing:.04em;
    color:#DCD5FF;background:rgba(255,255,255,.12);
    border:1px solid rgba(255,255,255,.22);
    padding:7px 15px;border-radius:999px;
  }
  .hero h1{
    margin-top:22px;
    font-size:clamp(34px,5vw,64px);
    font-weight:900;
    line-height:1.12;
    letter-spacing:-.02em;
    color:#fff;
  }
  .hero-sub{margin-top:20px;font-size:clamp(17px,2vw,21px);font-weight:700;color:#F2EFFF}
  .hero-note{margin-top:8px;font-size:15px;color:rgba(255,255,255,.72)}
  .hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
  .hero-trust{
    display:flex;flex-wrap:wrap;gap:14px 40px;margin-top:44px;
    padding-top:26px;border-top:1px solid rgba(255,255,255,.18);
  }
  .hero-trust li{display:flex;flex-direction:column;gap:2px}
  .hero-trust strong{font-family:var(--font-num);font-size:18px;font-weight:700;color:var(--accent);letter-spacing:-.01em}
  .hero-trust span{font-size:13px;color:rgba(255,255,255,.68)}
  .hero-visual{position:relative}
  .hero-visual img{
    border-radius:22px;border:1px solid rgba(255,255,255,.2);
    box-shadow:0 28px 60px rgba(0,0,0,.42);
  }
  .hero-visual::after{
    content:'';position:absolute;inset:-18px -18px auto auto;
    width:96px;height:96px;border-radius:26px;
    background:linear-gradient(135deg,var(--accent),var(--primary));
    opacity:.45;filter:blur(26px);z-index:-1;
  }
  @media (max-width:1023px){
    .hero{margin-top:88px;min-height:auto}
    .hero-inner{padding:56px 32px}
    .hero-grid{grid-template-columns:1fr;gap:34px}
    .hero-visual{order:-1}
  }
  @media (max-width:640px){
    .hero{margin-top:80px;border-radius:22px}
    .hero-inner{padding:40px 22px}
    .hero-cta{gap:10px}
    .hero-cta .btn{width:100%}
    .hero-trust{gap:16px 24px;margin-top:32px}
  }

  /* ============ 板块标题 ============ */
  .section-head{max-width:720px;margin-bottom:52px}
  .section-head.center{margin-left:auto;margin-right:auto;text-align:center}
  .section-head h2{
    margin-top:16px;
    font-size:clamp(26px,3.4vw,40px);
    font-weight:800;line-height:1.25;letter-spacing:-.02em;
  }
  .section-head p{margin-top:14px;color:var(--muted);font-size:16px}
  @media (max-width:640px){.section-head{margin-bottom:34px}}

  /* ============ 三步上手 ============ */
  .steps{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:36px}
  .steps::before{
    content:'';position:absolute;top:33px;left:6%;right:6%;
    border-top:2px dashed var(--line);z-index:0;
  }
  .step{position:relative;z-index:1}
  .step-num{
    width:68px;height:68px;border-radius:20px;
    display:flex;align-items:center;justify-content:center;
    background:#fff;border:1px solid var(--line);
    font-family:var(--font-num);font-weight:700;font-size:26px;
    color:var(--amber);box-shadow:var(--shadow-1);
    transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  }
  .step:hover .step-num{transform:translateY(-4px);border-color:var(--primary);box-shadow:var(--shadow-2)}
  .step h3{margin-top:22px;font-size:20px;font-weight:700}
  .step p{margin-top:10px;color:var(--muted);font-size:15.5px;line-height:1.85}
  .steps-shot{margin-top:56px}
  .steps-shot img{width:100%;box-shadow:var(--shadow-1)}
  .steps-shot figcaption{margin-top:14px;font-size:14px;color:var(--muted);text-align:center}
  @media (max-width:767px){
    .steps{grid-template-columns:1fr;gap:28px}
    .steps::before{display:none}
    .step-num{width:56px;height:56px;border-radius:16px;font-size:22px}
  }

  /* ============ 特点卡片 ============ */
  .feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
  .feature-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:30px 26px;
    transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  }
  .feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(108,76,241,.35)}
  .feature-icon{
    width:48px;height:48px;border-radius:14px;
    display:flex;align-items:center;justify-content:center;
    background:rgba(108,76,241,.1);color:var(--primary);font-size:19px;
  }
  .feature-card h3{margin-top:20px;font-size:18px;font-weight:700}
  .feature-card p{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.8}
  @media (max-width:1023px){.feature-grid{grid-template-columns:repeat(2,1fr)}}
  @media (max-width:640px){.feature-grid{grid-template-columns:1fr}}

  /* ============ 数据条 ============ */
  .stats{
    margin-top:56px;
    display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
    background:var(--line);border:1px solid var(--line);
    border-radius:var(--radius-card);overflow:hidden;
  }
  .stat{background:#fff;padding:28px 22px;text-align:center}
  .stat-num{
    display:block;font-family:var(--font-num);font-weight:700;
    font-size:clamp(28px,3.2vw,38px);color:var(--primary);line-height:1.1;letter-spacing:-.02em;
  }
  .stat-num em{font-style:normal;font-size:15px;color:var(--muted);margin-left:4px;font-weight:500}
  .stat-label{display:block;margin-top:8px;font-size:14px;color:var(--muted)}
  @media (max-width:767px){.stats{grid-template-columns:repeat(2,1fr)}}

  /* ============ 案例证明 ============ */
  .cases{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:stretch}
  .case-main{
    position:relative;overflow:hidden;border-radius:var(--radius-card);
    background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-1);
    display:flex;flex-direction:column;
  }
  .case-main img{width:100%;height:300px;object-fit:cover;border-radius:0}
  .case-body{padding:30px 30px 32px}
  .case-body h3{margin-top:16px;font-size:clamp(20px,2.2vw,26px);font-weight:800;line-height:1.35}
  .case-body p{margin-top:14px;color:var(--muted);font-size:15.5px}
  .case-meta{margin-top:22px;display:flex;flex-wrap:wrap;gap:12px 22px;align-items:center;font-size:13px;color:var(--muted)}
  .case-meta strong{font-family:var(--font-num);color:var(--primary);font-size:16px}
  .case-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
  .case-mini{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:26px;display:flex;flex-direction:column;gap:14px;
    transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  }
  .case-mini:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(22,200,184,.5)}
  .case-mini h3{font-size:18px;font-weight:700;line-height:1.45}
  .case-mini p{font-size:14.5px;color:var(--muted)}
  .case-mini .case-src{margin-top:auto;font-size:12.5px;color:#8E8A98;border-top:1px dashed var(--line);padding-top:12px}
  @media (max-width:900px){
    .cases{grid-template-columns:1fr}
    .case-side{grid-template-rows:none;grid-template-columns:1fr}
  }
  @media (max-width:640px){
    .case-main img{height:210px}
    .case-body{padding:24px 22px 26px}
    .case-side{grid-template-columns:1fr}
  }

  /* ============ FAQ ============ */
  .faq-list{max-width:880px;margin:0 auto}
  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    margin-bottom:14px;overflow:hidden;
    transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
  }
  .faq-item[open]{border-color:rgba(108,76,241,.4);box-shadow:var(--shadow-1)}
  .faq-item:hover{border-color:rgba(108,76,241,.35)}
  .faq-q{
    list-style:none;cursor:pointer;
    display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
    padding:22px 26px;font-size:17px;font-weight:700;line-height:1.6;
  }
  .faq-q::-webkit-details-marker{display:none}
  .faq-q::after{
    content:'';flex:none;width:10px;height:10px;margin-top:8px;
    border-right:2px solid var(--primary);border-bottom:2px solid var(--primary);
    transform:rotate(45deg);transition:transform .25s var(--ease);
  }
  .faq-item[open] .faq-q::after{transform:rotate(-135deg)}
  .faq-q:focus-visible{outline:none;box-shadow:inset 0 0 0 2px rgba(22,200,184,.6)}
  .faq-a{padding:0 26px 24px;color:var(--muted);font-size:15.5px;line-height:1.9}
  @media (max-width:640px){
    .faq-q{padding:18px 20px;font-size:16px}
    .faq-a{padding:0 20px 20px;font-size:15px}
  }

  /* ============ 最新信息 ============ */
  .news-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:44px}
  .news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .news-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    overflow:hidden;display:flex;flex-direction:column;
    transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  }
  .news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(108,76,241,.35)}
  .news-thumb{aspect-ratio:16/9;overflow:hidden;background:#EFECE7}
  .news-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s var(--ease)}
  .news-card:hover .news-thumb img{transform:scale(1.05)}
  .news-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
  .news-body h3{font-size:17.5px;font-weight:700;line-height:1.5}
  .news-body h3 a:hover{color:var(--primary)}
  .news-body p{font-size:14.5px;color:var(--muted);line-height:1.8}
  .news-foot{
    margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    font-size:12.5px;color:#8E8A98;
  }
  .news-foot .badge{font-size:11.5px;padding:5px 10px}
  .news-empty{
    grid-column:1/-1;
    background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);
    padding:56px 24px;text-align:center;color:var(--muted);
  }
  .news-empty i{display:block;font-size:28px;color:#C9C4BC;margin-bottom:14px}
  .news-empty p{margin-bottom:18px;font-size:15.5px}
  .news-more{margin-top:44px;text-align:center}
  @media (max-width:1023px){.news-grid{grid-template-columns:repeat(2,1fr)}}
  @media (max-width:640px){.news-grid{grid-template-columns:1fr}}

  /* ============ CTA ============ */
  .cta-band{
    position:relative;overflow:hidden;
    border-radius:28px;
    background:linear-gradient(120deg,#14121C 0%,#241C46 52%,#4B32B8 100%);
    padding:72px 56px;
    display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);
    gap:40px;align-items:center;
    color:#fff;
  }
  .cta-band::before{
    content:'';position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
    background:radial-gradient(circle,rgba(22,200,184,.4),transparent 68%);
  }
  .cta-band h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;line-height:1.25;letter-spacing:-.02em}
  .cta-band p{margin-top:16px;color:rgba(255,255,255,.78);font-size:16px;max-width:560px}
  .cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:16px;align-items:flex-start}
  .cta-link{font-size:14.5px;color:rgba(255,255,255,.72);text-decoration:underline;text-underline-offset:5px}
  .cta-link:hover{color:var(--accent)}
  @media (max-width:900px){
    .cta-band{grid-template-columns:1fr;padding:52px 32px;border-radius:22px}
  }
  @media (max-width:640px){
    .cta-band{padding:44px 22px}
    .cta-actions .btn{width:100%}
  }

  /* ============ 页脚 ============ */
  .site-footer{background:var(--dark);color:rgba(255,255,255,.72);margin-top:96px;padding:72px 0 0}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
  .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
  .footer-brand .brand-mark{box-shadow:none}
  .footer-brand span{color:#fff;font-weight:800;font-size:16px}
  .site-footer p{font-size:14.5px;line-height:1.85}
  .footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
  .footer-tags span{
    font-size:12.5px;padding:5px 12px;border-radius:999px;
    background:rgba(255,255,255,.08);color:rgba(255,255,255,.75);
  }
  .footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px}
  .footer-list li{margin-bottom:11px;font-size:14.5px}
  .footer-list a{transition:color .2s var(--ease)}
  .footer-list a:hover{color:var(--accent)}
  .footer-bottom{
    margin-top:56px;padding:22px 0 26px;
    border-top:1px solid rgba(255,255,255,.1);
    display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
    font-size:13px;color:rgba(255,255,255,.48);
  }
  @media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
  @media (max-width:600px){
    .site-footer{padding-top:52px;margin-top:64px}
    .footer-grid{grid-template-columns:1fr;gap:32px}
  }

  /* ============ 动效 ============ */
  .reveal{opacity:0;transform:translateY(18px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
  .reveal.is-in{opacity:1;transform:none}
  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto}
    .reveal{opacity:1;transform:none;transition:none}
    *{transition-duration:.001ms !important;animation-duration:.001ms !important}
  }

/* roulang page: category1 */
:root{
    --primary:#6C4CF1;
    --primary-light:#8A6BFF;
    --accent:#16C8B8;
    --gold:#FFB020;
    --bg:#F7F5F2;
    --dark:#14121C;
    --text:#1C1A22;
    --muted:#5B5766;
    --border:#E6E2DC;
    --radius:20px;
    --radius-sm:14px;
    --shadow:0 8px 30px rgba(20,18,28,.08);
    --shadow-hover:0 18px 44px rgba(20,18,28,.14);
    --ease:cubic-bezier(.2,.7,.2,1);
  }

  *,*::before,*::after{box-sizing:border-box;}

  html{scroll-behavior:smooth;}

  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"Space Grotesk","PingFang SC","Noto Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    font-size:16.5px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }

  img{display:block;max-width:100%;height:auto;}
  a{color:inherit;text-decoration:none;}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  :focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

  /* ---------- 浮动 Dock 导航 ---------- */
  .dock-wrap{
    position:fixed;
    top:16px;left:0;right:0;
    z-index:80;
    display:flex;
    justify-content:center;
    padding:0 16px;
    pointer-events:none;
  }

  .dock{
    pointer-events:auto;
    display:flex;
    align-items:center;
    gap:18px;
    width:100%;
    max-width:1080px;
    padding:10px 12px 10px 18px;
    border-radius:999px;
    background:rgba(255,255,255,.82);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border:1px solid rgba(230,226,220,.95);
    box-shadow:0 10px 30px rgba(20,18,28,.08);
    transition:background .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
  }

  .dock.is-scrolled{
    background:rgba(255,255,255,.95);
    border-color:#DAD4CB;
    box-shadow:0 16px 42px rgba(20,18,28,.16);
  }

  .brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
  .brand-mark{
    width:34px;height:34px;
    border-radius:11px;
    display:grid;place-items:center;
    background:linear-gradient(135deg,#6C4CF1,#16C8B8);
    color:#fff;
    font-size:12.5px;
    font-weight:800;
    letter-spacing:.03em;
  }
  .brand-text{font-size:15.5px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}

  .dock-links{display:flex;align-items:center;gap:4px;margin:0 auto;}
  .dock-link{
    padding:8px 15px;
    border-radius:999px;
    font-size:14.5px;
    font-weight:500;
    color:var(--muted);
    white-space:nowrap;
    transition:color .2s var(--ease),background .2s var(--ease);
  }
  .dock-link:hover{color:var(--text);background:rgba(108,76,241,.09);}
  .dock-link.is-active{color:#fff;background:var(--primary);box-shadow:0 6px 16px rgba(108,76,241,.3);}
  .dock-link.is-active:hover{color:#fff;background:var(--primary-light);}

  .dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
  .dock-search{
    width:38px;height:38px;
    border-radius:50%;
    display:grid;place-items:center;
    color:var(--muted);
    background:#fff;
    border:1px solid var(--border);
    transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
  }
  .dock-search:hover{color:var(--primary);border-color:var(--primary);transform:translateY(-1px);}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:13px 26px;
    border-radius:999px;
    font-size:15px;
    font-weight:600;
    line-height:1.2;
    transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  }
  .btn:active{transform:scale(.98);}
  .btn-sm{padding:9px 18px;font-size:14px;}
  .btn-primary{
    background:var(--primary);
    color:#fff;
    box-shadow:0 10px 24px rgba(108,76,241,.28);
  }
  .btn-primary:hover{background:var(--primary-light);transform:translateY(-2px);box-shadow:0 16px 32px rgba(108,76,241,.34);}
  .btn-ghost{
    background:transparent;
    color:var(--text);
    border:1.5px solid var(--border);
  }
  .btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);}
  .btn-light{background:#fff;color:var(--dark);box-shadow:0 10px 26px rgba(0,0,0,.18);}
  .btn-light:hover{background:#F2EFFF;transform:translateY(-2px);}

  .link-arrow{
    display:inline-flex;align-items:center;gap:8px;
    font-weight:600;font-size:15px;color:var(--primary);
    transition:gap .2s var(--ease),color .2s var(--ease);
  }
  .link-arrow:hover{gap:13px;color:var(--primary-light);}

  /* ---------- Hero 条带 ---------- */
  .hero-strip{
    position:relative;
    margin-top:88px;
    padding:58px 0 54px;
    overflow:hidden;
    border-radius:0 0 34px 34px;
    background-image:url('/assets/images/backpic/back-1.png');
    background-size:cover;
    background-position:center;
  }
  .hero-strip::before{
    content:"";
    position:absolute;inset:0;
    background:linear-gradient(118deg,rgba(20,18,28,.9) 0%,rgba(52,32,120,.82) 52%,rgba(108,76,241,.7) 100%);
  }
  .hero-inner{position:relative;z-index:1;}
  .crumbs{
    display:flex;align-items:center;gap:10px;
    font-size:13.5px;color:rgba(255,255,255,.66);
    margin-bottom:20px;
  }
  .crumbs a:hover{color:#fff;}
  .crumbs .sep{opacity:.5;}
  .hero-strip h1{
    font-size:clamp(30px,4.4vw,50px);
    font-weight:900;
    letter-spacing:-.02em;
    line-height:1.2;
    color:#fff;
    max-width:880px;
  }
  .hero-lead{
    margin-top:16px;
    font-size:17px;
    color:rgba(255,255,255,.86);
    max-width:660px;
  }
  .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
  .hero-tags span{
    padding:6px 14px;
    border-radius:999px;
    font-size:13px;
    color:#fff;
    background:rgba(255,255,255,.14);
    border:1px solid rgba(255,255,255,.24);
    backdrop-filter:blur(6px);
  }

  /* ---------- 通用板块 ---------- */
  .section{padding:92px 0;}
  .section-tight{padding:68px 0;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:600;letter-spacing:.06em;
    color:var(--primary);
    text-transform:uppercase;
    margin-bottom:14px;
  }
  .eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--accent);}
  h2.section-title{
    font-size:clamp(25px,3vw,38px);
    font-weight:800;
    letter-spacing:-.015em;
    line-height:1.28;
  }
  .section-sub{margin-top:14px;color:var(--muted);max-width:680px;font-size:16.5px;}

  /* ---------- 左文右图 ---------- */
  .split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
  .split-copy p{margin-top:18px;color:var(--muted);}
  .feature-list{margin-top:26px;display:grid;gap:16px;}
  .feature-list li{display:flex;gap:14px;align-items:flex-start;}
  .feature-list .dot{
    flex:0 0 auto;
    width:26px;height:26px;margin-top:3px;
    border-radius:9px;
    display:grid;place-items:center;
    background:rgba(22,200,184,.14);
    color:#0E9C90;
    font-size:12px;
  }
  .feature-list b{display:block;font-size:16px;font-weight:700;}
  .feature-list span.txt{color:var(--muted);font-size:15.5px;}

  .image-frame{
    position:relative;
    border-radius:24px;
    overflow:hidden;
    box-shadow:var(--shadow);
    border:1px solid var(--border);
    background:#fff;
  }
  .image-frame img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
  .image-frame:hover img{transform:scale(1.03);}
  .float-tag{
    position:absolute;
    left:18px;bottom:18px;
    padding:12px 18px;
    border-radius:16px;
    background:rgba(255,255,255,.94);
    border:1px solid var(--border);
    box-shadow:0 10px 26px rgba(20,18,28,.14);
    font-size:13.5px;
    font-weight:600;
    color:var(--text);
    display:flex;align-items:center;gap:10px;
  }
  .float-tag i{color:var(--accent);}

  /* ---------- 编号清单 ---------- */
  .numbered{
    background:#fff;
    border-top:1px solid var(--border);
    border-bottom:1px solid var(--border);
  }
  .num-list{margin-top:36px;border-top:1px dashed var(--border);}
  .num-item{
    display:grid;
    grid-template-columns:104px 1fr;
    gap:26px;
    padding:30px 4px;
    border-bottom:1px dashed var(--border);
    transition:background .25s var(--ease),transform .25s var(--ease);
  }
  .num-item:hover{background:rgba(108,76,241,.035);transform:translateX(4px);}
  .num-index{
    font-size:34px;
    font-weight:900;
    letter-spacing:-.03em;
    color:var(--gold);
    line-height:1.1;
  }
  .num-item h3{font-size:19px;font-weight:700;}
  .num-item p{margin-top:8px;color:var(--muted);font-size:15.5px;max-width:760px;}

  /* ---------- 数据区 ---------- */
  .data-band{
    position:relative;
    padding:78px 0;
    background-image:url('/assets/images/backpic/back-3.webp');
    background-size:cover;
    background-position:center;
    overflow:hidden;
  }
  .data-band::before{
    content:"";
    position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(20,18,28,.94),rgba(20,18,28,.86));
  }
  .data-band .container{position:relative;z-index:1;}
  .data-band h2{color:#fff;}
  .data-band .section-sub{color:rgba(255,255,255,.7);}
  .stat-grid{
    margin-top:44px;
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:22px;
  }
  .stat-card{
    padding:30px 26px;
    border-radius:var(--radius);
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.12);
    transition:transform .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease);
  }
  .stat-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.1);border-color:rgba(22,200,184,.6);}
  .stat-num{
    font-size:clamp(28px,3.4vw,42px);
    font-weight:900;
    letter-spacing:-.03em;
    color:#fff;
    line-height:1.1;
  }
  .stat-num em{font-style:normal;font-size:17px;font-weight:700;color:var(--accent);margin-left:6px;}
  .stat-card p{margin-top:10px;color:rgba(255,255,255,.68);font-size:15px;}

  /* ---------- FAQ ---------- */
  .faq-list{margin-top:36px;display:grid;gap:14px;max-width:900px;}
  .faq-item{
    background:#fff;
    border:1px solid var(--border);
    border-radius:var(--radius);
    box-shadow:var(--shadow);
    overflow:hidden;
    transition:box-shadow .25s var(--ease),border-color .25s var(--ease);
  }
  .faq-item:hover{box-shadow:var(--shadow-hover);border-color:#D9D3CA;}
  .faq-item[open]{border-color:rgba(108,76,241,.4);}
  .faq-item summary{
    list-style:none;
    cursor:pointer;
    padding:22px 26px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    font-size:17.5px;
    font-weight:700;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary .chev{
    flex:0 0 auto;
    width:30px;height:30px;
    border-radius:50%;
    display:grid;place-items:center;
    background:rgba(108,76,241,.1);
    color:var(--primary);
    font-size:12px;
    transition:transform .25s var(--ease),background .25s var(--ease);
  }
  .faq-item[open] summary .chev{transform:rotate(180deg);background:var(--primary);color:#fff;}
  .faq-body{padding:0 26px 24px;color:var(--muted);font-size:15.8px;max-width:820px;}

  /* ---------- CTA ---------- */
  .cta-band{
    margin:0 auto;
    max-width:1200px;
    border-radius:30px;
    padding:66px 48px;
    background:linear-gradient(120deg,#14121C 0%,#2A1F63 58%,#6C4CF1 100%);
    color:#fff;
    position:relative;
    overflow:hidden;
  }
  .cta-band::after{
    content:"";
    position:absolute;
    right:-90px;top:-90px;
    width:320px;height:320px;
    border-radius:50%;
    background:radial-gradient(circle,rgba(22,200,184,.34),transparent 68%);
  }
  .cta-band .cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:center;}
  .cta-band h2{font-size:clamp(24px,3vw,36px);font-weight:800;letter-spacing:-.015em;}
  .cta-band p{margin-top:14px;color:rgba(255,255,255,.76);max-width:560px;}
  .cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:16px;}
  .cta-actions .link-arrow{color:#fff;}
  .cta-actions .link-arrow:hover{color:var(--accent);}

  /* ---------- 页脚 ---------- */
  .site-footer{
    margin-top:96px;
    background:var(--dark);
    color:rgba(255,255,255,.7);
    padding:74px 0 26px;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.5fr 1fr 1fr 1.1fr;
    gap:40px;
  }
  .footer-brand{
    display:flex;align-items:center;gap:10px;
    font-size:16px;font-weight:800;color:#fff;
    margin-bottom:16px;
  }
  .site-footer p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.62);}
  .footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
  .footer-tags span{
    padding:5px 12px;
    border-radius:999px;
    font-size:12.5px;
    color:rgba(255,255,255,.8);
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.13);
  }
  .footer-title{color:#fff;font-weight:700;font-size:15px;margin-bottom:16px;}
  .footer-list li{margin-bottom:11px;font-size:14.5px;}
  .footer-list a{color:rgba(255,255,255,.66);transition:color .2s var(--ease);}
  .footer-list a:hover{color:#fff;}
  .footer-bottom{
    margin-top:48px;
    padding-top:22px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
    font-size:13px;
    color:rgba(255,255,255,.48);
  }

  /* ---------- 入场动效 ---------- */
  .reveal{opacity:0;transform:translateY(18px);transition:opacity .55s var(--ease),transform .55s var(--ease);}
  .reveal.is-in{opacity:1;transform:none;}

  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation:none!important;transition:none!important;}
    .reveal{opacity:1;transform:none;}
    html{scroll-behavior:auto;}
  }

  /* ---------- 响应式 ---------- */
  @media (max-width:1024px){
    .split{grid-template-columns:1fr;gap:38px;}
    .stat-grid{grid-template-columns:1fr 1fr;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
    .cta-band .cta-inner{grid-template-columns:1fr;}
    .section{padding:74px 0;}
  }

  @media (max-width:820px){
    .dock{flex-wrap:wrap;gap:10px;padding:10px 12px;border-radius:22px;}
    .dock-links{
      order:3;
      width:100%;
      margin:0;
      justify-content:flex-start;
      overflow-x:auto;
      scrollbar-width:none;
      padding-bottom:2px;
    }
    .dock-links::-webkit-scrollbar{display:none;}
    .dock-actions{margin-left:auto;}
    .hero-strip{margin-top:120px;padding:46px 0 44px;}
  }

  @media (max-width:640px){
    body{font-size:16px;}
    .container{padding:0 18px;}
    .brand-text{font-size:14px;}
    .dock-link{padding:7px 12px;font-size:13.5px;}
    .dock-search{width:34px;height:34px;}
    .btn-sm{padding:8px 14px;font-size:13px;}
    .num-item{grid-template-columns:1fr;gap:8px;padding:24px 2px;}
    .num-index{font-size:28px;}
    .stat-grid{grid-template-columns:1fr;gap:16px;}
    .footer-grid{grid-template-columns:1fr;gap:30px;}
    .cta-band{padding:44px 24px;border-radius:24px;}
    .faq-item summary{padding:18px 20px;font-size:16px;}
    .faq-body{padding:0 20px 20px;}
    .section{padding:60px 0;}
  }

  @media (max-width:400px){
    .hero-tags span{font-size:12px;padding:5px 11px;}
    .brand-text{font-size:13px;}
  }

/* roulang page: article */
:root{
  --brand:#6C4CF1;
  --brand-soft:#F1EDFF;
  --brand-dim:rgba(108,76,241,.10);
  --accent:#16C8B8;
  --gold:#FFB020;
  --bg:#F7F5F2;
  --dark:#14121C;
  --text:#1C1A22;
  --muted:#5B5766;
  --line:#E6E2DC;
  --white:#FFFFFF;
  --radius-card:20px;
  --radius-img:16px;
  --radius-btn:14px;
  --shadow-sm:0 8px 30px rgba(20,18,28,.08);
  --shadow-lg:0 18px 46px rgba(20,18,28,.14);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei","Helvetica Neue",Inter,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease);}
button{font-family:inherit;}
h1,h2,h3,h4{line-height:1.25;margin:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.container-narrow{width:100%;max-width:820px;margin:0 auto;padding:0 20px;}

/* ============ Dock 导航 ============ */
.dock-wrap{
  position:fixed;top:18px;left:0;right:0;z-index:80;
  display:flex;justify-content:center;padding:0 16px;pointer-events:none;
}
.dock{
  pointer-events:auto;width:100%;max-width:1080px;
  display:flex;align-items:center;gap:16px;
  padding:10px 14px;border-radius:999px;
  background:rgba(247,245,242,.84);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid rgba(230,226,220,.9);
  box-shadow:var(--shadow-sm);
  transition:background-color .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.dock.is-scrolled{background:rgba(255,255,255,.94);box-shadow:0 12px 38px rgba(20,18,28,.14);border-color:rgba(108,76,241,.16);}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#7B5CF6,#5A38E0);
  color:#fff;font-weight:900;font-size:14px;letter-spacing:.02em;
  box-shadow:0 8px 18px rgba(108,76,241,.30);
}
.brand-text{font-weight:800;font-size:16.5px;letter-spacing:-.01em;white-space:nowrap;}
.dock-links{display:flex;align-items:center;gap:4px;margin-left:6px;}
.dock-link{
  padding:8px 15px;border-radius:999px;font-size:14.5px;font-weight:500;color:var(--muted);
  white-space:nowrap;
}
.dock-link:hover{background:var(--brand-dim);color:var(--brand);}
.dock-link.is-active{background:var(--brand);color:#fff;font-weight:700;box-shadow:0 6px 16px rgba(108,76,241,.28);}
.dock-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.dock-search{
  width:40px;height:40px;border-radius:12px;flex:none;cursor:pointer;
  border:1px solid var(--line);background:#fff;color:var(--muted);
  display:flex;align-items:center;justify-content:center;font-size:15px;
  transition:all .2s var(--ease);
}
.dock-search:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:all .2s var(--ease);
}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 26px rgba(108,76,241,.28);}
.btn-primary:hover{background:#7D5EF5;transform:translateY(-2px);box-shadow:0 14px 32px rgba(108,76,241,.34);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.42);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);}
.btn-outline{background:#fff;border-color:var(--line);color:var(--text);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-sm{padding:10px 20px;font-size:14px;}

/* ============ 文章头部 ============ */
.page-head{
  position:relative;overflow:hidden;
  padding:150px 0 96px;
  background:var(--dark);
  color:#fff;
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.34;
}
.page-head::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(20,18,28,.92) 0%,rgba(20,18,28,.72) 45%,rgba(108,76,241,.55) 100%);
}
.page-head .container{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.72);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:#fff;font-weight:600;}
.page-head h1{
  margin:20px 0 18px;max-width:900px;
  font-size:clamp(28px,4vw,44px);font-weight:900;letter-spacing:-.02em;line-height:1.22;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;}
.meta-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:999px;font-size:13.5px;font-weight:600;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.20);color:#fff;
}
.meta-chip i{color:var(--accent);}
.page-head .lead{
  margin-top:22px;max-width:720px;font-size:16.5px;line-height:1.9;color:rgba(255,255,255,.82);
}

/* ============ 正文区 ============ */
.main-wrap{padding:0 0 96px;}
.article-card{
  margin-top:-48px;position:relative;z-index:5;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-lg);padding:44px 46px 40px;
}
.article-body{font-size:17px;line-height:1.9;color:#272433;max-width:760px;margin:0 auto;}
.article-body p{margin:0 0 18px;}
.article-body h2{
  font-size:clamp(22px,2.6vw,28px);font-weight:800;letter-spacing:-.01em;
  margin:46px 0 16px;color:var(--text);
}
.article-body h2::before{
  content:"";display:block;width:46px;height:5px;border-radius:999px;
  background:linear-gradient(90deg,var(--brand),var(--accent));margin-bottom:14px;
}
.article-body h3{font-size:20px;font-weight:700;margin:34px 0 12px;color:var(--text);}
.article-body h4{font-size:17px;font-weight:700;margin:26px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:26px;}
.article-body ul li{list-style:disc;margin-bottom:10px;}
.article-body ol li{list-style:decimal;margin-bottom:10px;}
.article-body li::marker{color:var(--brand);font-weight:700;}
.article-body img{margin:26px 0;border-radius:var(--radius-img);box-shadow:var(--shadow-sm);}
.article-body blockquote{
  margin:28px 0;padding:18px 24px;border-left:4px solid var(--brand);
  background:var(--brand-soft);border-radius:0 14px 14px 0;color:#3B3556;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{color:var(--brand);font-weight:600;border-bottom:1px solid rgba(108,76,241,.34);}
.article-body a:hover{color:#5A38E0;border-color:#5A38E0;}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13.5px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:26px 0;border-radius:12px;overflow:hidden;}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left;}
.article-body th{background:var(--bg);font-weight:700;}
.article-body hr{border:none;border-top:1px solid var(--line);margin:36px 0;}
.article-body strong{font-weight:800;color:var(--text);}

.empty-state{text-align:center;padding:40px 16px 24px;}
.empty-state i{font-size:38px;color:var(--brand);}
.empty-state h2{font-size:24px;font-weight:800;margin:18px 0 10px;}
.empty-state p{color:var(--muted);max-width:460px;margin:0 auto 24px;font-size:15.5px;}

/* ============ 标签与分享 ============ */
.article-foot{
  max-width:760px;margin:40px auto 0;padding-top:26px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;justify-content:space-between;
}
.tag-group{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;padding:7px 14px;border-radius:999px;
  font-size:13px;font-weight:600;background:var(--brand-soft);color:var(--brand);
  border:1px solid rgba(108,76,241,.16);
}
.tag:hover{background:var(--brand);color:#fff;border-color:var(--brand);}
.share-group{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.share-group .label{font-size:13.5px;color:var(--muted);}
.share-btn{
  width:38px;height:38px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);color:var(--muted);font-size:14px;
}
.share-btn:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}

/* ============ 上下篇 ============ */
.post-nav{
  max-width:760px;margin:30px auto 0;
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;
}
.post-nav a{
  display:block;padding:20px 22px;border-radius:18px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.post-nav a:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--shadow-lg);}
.post-nav .kicker{font-size:12.5px;font-weight:700;color:var(--brand);letter-spacing:.06em;}
.post-nav .title{display:block;margin-top:8px;font-size:16px;font-weight:700;line-height:1.5;}
.post-nav .desc{display:block;margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.7;}
.post-nav .next{text-align:right;}

/* ============ 相关推荐 ============ */
.related{margin-top:88px;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:28px;}
.section-head h2{font-size:clamp(24px,3vw,32px);font-weight:800;letter-spacing:-.01em;}
.section-head p{color:var(--muted);font-size:15px;margin-top:8px;}
.section-link{font-size:14.5px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:7px;}
.section-link:hover{gap:11px;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(108,76,241,.24);}
.card-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg);}
.card-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s var(--ease);}
.card:hover .card-thumb img{transform:scale(1.05);}
.card-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);}
.badge{
  display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;
  font-size:12px;font-weight:700;background:var(--brand-soft);color:var(--brand);
}
.card h3{font-size:17.5px;font-weight:800;line-height:1.5;}
.card h3 a:hover{color:var(--brand);}
.card p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.card .more{margin-top:auto;font-size:14px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:7px;}
.card:hover .more{gap:11px;}

/* ============ CTA ============ */
.cta-band{
  margin-top:96px;padding:72px 0;background:var(--dark);color:#fff;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 18% 25%,rgba(108,76,241,.55),transparent 46%),
                   radial-gradient(circle at 82% 76%,rgba(22,200,184,.32),transparent 48%);
}
.cta-band .container{position:relative;z-index:2;}
.cta-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;}
.cta-inner h2{font-size:clamp(26px,3.4vw,38px);font-weight:900;letter-spacing:-.02em;max-width:620px;}
.cta-inner p{margin-top:16px;color:rgba(255,255,255,.76);font-size:16px;max-width:600px;}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;}
.text-link{font-size:15px;font-weight:700;color:#fff;border-bottom:1px solid rgba(255,255,255,.45);padding-bottom:3px;}
.text-link:hover{color:var(--accent);border-color:var(--accent);}
.trust-line{
  margin-top:34px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:28px;font-size:14px;color:rgba(255,255,255,.72);
}
.trust-line span{display:inline-flex;align-items:center;gap:9px;}
.trust-line i{color:var(--accent);}

/* ============ 页脚 ============ */
.site-footer{margin-top:96px;padding:72px 0 32px;background:#EFEBE5;border-top:1px solid var(--line);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:17px;margin-bottom:16px;}
.footer-grid p{font-size:14.5px;color:var(--muted);line-height:1.85;max-width:340px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer-tags span{
  padding:6px 13px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:#fff;border:1px solid var(--line);color:var(--muted);
}
.footer-title{font-size:15px;font-weight:800;margin-bottom:16px;}
.footer-list li{margin-bottom:11px;font-size:14.5px;color:var(--muted);}
.footer-list a:hover{color:var(--brand);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--muted);
}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .4s var(--ease),transform .4s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .article-card{padding:36px 32px;}
}
@media (max-width:900px){
  .dock-links{gap:2px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;}
  .dock-links::-webkit-scrollbar{display:none;}
  .dock-link{padding:8px 12px;font-size:14px;}
}
@media (max-width:768px){
  .dock-wrap{top:12px;padding:0 12px;}
  .dock{gap:10px;padding:8px 10px;border-radius:22px;}
  .brand-text{font-size:15px;}
  .brand-mark{width:34px;height:34px;border-radius:11px;font-size:13px;}
  .dock-actions .btn{display:none;}
  .page-head{padding:126px 0 82px;}
  .article-card{margin-top:-38px;padding:28px 22px 26px;border-radius:18px;}
  .article-body{font-size:16.5px;line-height:1.88;}
  .post-nav{grid-template-columns:1fr;}
  .post-nav .next{text-align:left;}
  .related-grid{grid-template-columns:1fr;}
  .cta-band{margin-top:72px;padding:56px 0;}
  .site-footer{margin-top:72px;padding:56px 0 26px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .dock-links{display:none;}
  .dock-actions{margin-left:auto;}
  .page-head{padding:112px 0 74px;}
  .page-head h1{font-size:26px;}
  .meta-chip{font-size:12.5px;padding:6px 11px;}
  .article-foot{flex-direction:column;align-items:flex-start;}
  .btn{width:100%;}
  .dock .btn,.cta-actions .btn,.share-group .btn{width:auto;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
}

.reveal{opacity:1;transform:none;}

/* roulang page: category2 */
:root{
    --brand:#6C4CF1;
    --brand-deep:#5738D8;
    --mint:#16C8B8;
    --amber:#FFB020;
    --bg:#F7F5F2;
    --night:#14121C;
    --text:#1C1A22;
    --muted:#5B5766;
    --line:#E6E2DC;
    --card:#FFFFFF;
    --radius-card:20px;
    --radius-btn:14px;
    --radius-img:16px;
    --shadow:0 8px 30px rgba(20,18,28,.08);
    --shadow-hover:0 14px 40px rgba(20,18,28,.14);
    --font-cn:"PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:var(--font-cn);
    font-size:17px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  button{font:inherit;border:0;background:none;cursor:pointer;color:inherit;}
  input{font:inherit;}
  :focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

  /* ============ 浮动 Dock 导航 ============ */
  .dock-wrap{
    position:fixed;top:18px;left:0;right:0;z-index:80;
    display:flex;justify-content:center;padding:0 16px;pointer-events:none;
  }
  .dock{
    pointer-events:auto;
    width:100%;max-width:1080px;
    display:flex;align-items:center;gap:16px;
    padding:9px 12px 9px 16px;
    border-radius:999px;
    background:rgba(255,255,255,.76);
    -webkit-backdrop-filter:blur(16px) saturate(170%);
    backdrop-filter:blur(16px) saturate(170%);
    border:1px solid rgba(230,226,220,.85);
    box-shadow:0 8px 30px rgba(20,18,28,.08);
    transition:background .3s ease, box-shadow .3s ease, border-color .3s ease;
  }
  .dock.is-scrolled{
    background:rgba(255,255,255,.94);
    border-color:var(--line);
    box-shadow:0 14px 44px rgba(20,18,28,.16);
  }
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand-mark{
    width:38px;height:38px;border-radius:12px;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--brand),#8C6BFF);
    color:#fff;font-weight:800;font-size:15px;letter-spacing:.04em;
    box-shadow:0 6px 18px rgba(108,76,241,.35);
  }
  .brand-text{font-size:16px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
  .dock-links{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1;overflow-x:auto;scrollbar-width:none;}
  .dock-links::-webkit-scrollbar{display:none;}
  .dock-link{
    padding:8px 14px;border-radius:999px;font-size:14.5px;font-weight:500;color:var(--muted);
    white-space:nowrap;transition:background .2s ease,color .2s ease;
  }
  .dock-link:hover{background:rgba(108,76,241,.08);color:var(--brand);}
  .dock-link.is-active{background:rgba(108,76,241,.12);color:var(--brand);font-weight:700;}
  .dock-actions{display:flex;align-items:center;gap:8px;flex-shrink:0;}
  .dock-search{
    width:38px;height:38px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    color:var(--muted);background:rgba(20,18,28,.04);
    transition:background .2s ease,color .2s ease,transform .2s ease;
  }
  .dock-search:hover{background:rgba(108,76,241,.1);color:var(--brand);transform:translateY(-1px);}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:var(--radius-btn);
    font-weight:700;font-size:15.5px;line-height:1;
    padding:14px 24px;
    transition:transform .2s cubic-bezier(.2,.7,.2,1),box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  }
  .btn:active{transform:scale(.98);}
  .btn-primary{
    background:var(--brand);color:#fff;
    box-shadow:0 10px 26px rgba(108,76,241,.32);
  }
  .btn-primary:hover{background:#7B5DF5;transform:translateY(-3px);box-shadow:0 16px 34px rgba(108,76,241,.4);}
  .btn-ghost{
    border:1.5px solid var(--line);background:transparent;color:var(--text);
  }
  .btn-ghost:hover{border-color:var(--mint);color:var(--brand);transform:translateY(-3px);}
  .btn-light{
    background:#fff;color:var(--night);
  }
  .btn-light:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(0,0,0,.28);}
  .btn-outline-light{
    border:1.5px solid rgba(255,255,255,.4);color:#fff;background:rgba(255,255,255,.06);
  }
  .btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.14);transform:translateY(-3px);}
  .btn-sm{padding:10px 18px;font-size:14px;border-radius:12px;}

  /* ============ 标签 / 徽章 ============ */
  .tag{
    display:inline-flex;align-items:center;gap:6px;
    padding:5px 12px;border-radius:999px;
    font-size:12.5px;font-weight:600;line-height:1.6;
    background:rgba(108,76,241,.1);color:var(--brand);
  }
  .tag-mint{background:rgba(22,200,184,.14);color:#0E9C90;}
  .tag-amber{background:rgba(255,176,32,.18);color:#9A6300;}

  .eyebrow{
    display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;
    color:var(--brand);text-transform:uppercase;margin-bottom:14px;
  }
  .section-title{
    font-size:clamp(26px,3.4vw,38px);
    font-weight:800;letter-spacing:-.02em;line-height:1.28;
  }
  .section-lead{color:var(--muted);font-size:16.5px;margin-top:14px;max-width:720px;}

  .section{padding:96px 0;}
  .section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .section-head{margin-bottom:48px;}

  /* ============ 内页 Hero 条带 ============ */
  .page-hero{
    position:relative;
    margin-top:0;
    padding:150px 0 64px;
    background-size:cover;
    background-position:center;
    color:#fff;
    overflow:hidden;
  }
  .page-hero::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(120deg,rgba(20,18,28,.86),rgba(20,18,28,.5) 60%,rgba(108,76,241,.42));
  }
  .page-hero .container{position:relative;z-index:2;}
  .crumb{display:flex;align-items:center;gap:10px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:18px;}
  .crumb a:hover{color:#fff;text-decoration:underline;}
  .crumb .current{color:var(--amber);font-weight:600;}
  .page-hero h1{
    font-size:clamp(30px,4.6vw,52px);
    font-weight:900;letter-spacing:-.02em;line-height:1.22;
    max-width:900px;
  }
  .hero-sub{margin-top:16px;font-size:17px;color:rgba(255,255,255,.86);max-width:620px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
  .hero-facts{display:flex;flex-wrap:wrap;gap:16px 36px;margin-top:34px;}
  .hero-facts li{font-size:14px;color:rgba(255,255,255,.75);}
  .hero-facts b{display:block;font-size:22px;font-weight:800;color:#fff;letter-spacing:-.01em;}

  /* ============ 横条分组 ============ */
  .bar-list{border-top:1px solid var(--line);margin-top:8px;}
  .bar-item{
    display:flex;align-items:flex-start;gap:24px;
    padding:26px 20px;
    border-bottom:1px solid var(--line);
    border-radius:14px;
    transition:background .25s ease,transform .25s ease,box-shadow .25s ease;
  }
  .bar-item:hover{background:#fff;transform:translateX(6px);box-shadow:var(--shadow);}
  .bar-index{
    font-size:15px;font-weight:800;color:var(--amber);
    min-width:44px;padding-top:4px;letter-spacing:.04em;
  }
  .bar-body{flex:1;min-width:0;}
  .bar-body h3{font-size:19px;font-weight:700;margin-bottom:6px;}
  .bar-body p{color:var(--muted);font-size:15.5px;line-height:1.75;}
  .bar-item .tag{flex-shrink:0;margin-top:4px;}

  /* ============ 时间轴 ============ */
  .timeline{position:relative;margin-top:10px;}
  .timeline::before{
    content:"";position:absolute;left:78px;top:12px;bottom:12px;width:2px;
    background:linear-gradient(180deg,var(--mint),rgba(108,76,241,.35));
    border-radius:2px;
  }
  .tl-item{display:flex;gap:26px;padding:22px 0;position:relative;}
  .tl-time{
    width:78px;flex-shrink:0;text-align:right;padding-right:22px;
    font-size:14px;font-weight:800;color:var(--brand);letter-spacing:.02em;
    position:relative;
  }
  .tl-time::after{
    content:"";position:absolute;right:-6px;top:9px;
    width:12px;height:12px;border-radius:50%;
    background:#fff;border:3px solid var(--mint);
  }
  .tl-body{
    flex:1;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px 26px;box-shadow:var(--shadow);
    transition:transform .25s ease,box-shadow .25s ease;
  }
  .tl-item:hover .tl-body{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
  .tl-body h3{font-size:19px;font-weight:700;margin-bottom:6px;}
  .tl-body p{color:var(--muted);font-size:15.5px;}

  /* ============ 图文分栏 ============ */
  .split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
  .split-reverse .split-media{order:2;}
  .split-media img{
    border-radius:var(--radius-img);
    box-shadow:0 20px 50px rgba(20,18,28,.16);
    width:100%;object-fit:cover;
  }
  .split-media{position:relative;}
  .media-badge{
    position:absolute;left:18px;bottom:18px;
    background:rgba(20,18,28,.86);color:#fff;
    padding:10px 16px;border-radius:12px;font-size:13.5px;font-weight:600;
    -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  }

  /* ============ 数据区 ============ */
  .stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:32px;}
  .stat-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px 24px;box-shadow:var(--shadow);
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  }
  .stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(22,200,184,.5);}
  .stat-num{font-size:30px;font-weight:900;letter-spacing:-.02em;color:var(--brand);line-height:1.1;}
  .stat-num span{font-size:15px;font-weight:700;color:var(--muted);margin-left:4px;}
  .stat-label{margin-top:8px;font-size:14.5px;color:var(--muted);}

  /* ============ 检查清单 ============ */
  .check-list{margin-top:26px;display:grid;gap:14px;}
  .check-list li{
    display:flex;gap:14px;align-items:flex-start;
    background:var(--bg);border:1px solid var(--line);border-radius:16px;
    padding:16px 20px;font-size:15.5px;color:var(--text);
    transition:border-color .25s ease,transform .25s ease;
  }
  .check-list li:hover{border-color:var(--mint);transform:translateX(5px);}
  .check-list i{color:var(--mint);margin-top:5px;flex-shrink:0;}
  .check-list strong{font-weight:700;}

  /* ============ FAQ ============ */
  .faq{display:grid;gap:14px;margin-top:8px;}
  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
  }
  .faq-item[open]{border-color:rgba(108,76,241,.45);box-shadow:var(--shadow);}
  .faq-item summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:22px 26px;font-size:17.5px;font-weight:700;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary i{
    color:var(--brand);font-size:14px;flex-shrink:0;
    transition:transform .25s ease;
  }
  .faq-item[open] summary i{transform:rotate(45deg);}
  .faq-answer{padding:0 26px 24px;color:var(--muted);font-size:15.5px;line-height:1.85;}

  /* ============ CTA ============ */
  .cta-band{
    background:linear-gradient(125deg,#14121C 0%,#241C4A 55%,#3B2585 100%);
    color:#fff;border-radius:26px;
    padding:64px 56px;
    display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;
    box-shadow:0 30px 70px rgba(20,18,28,.28);
    position:relative;overflow:hidden;
  }
  .cta-band::before{
    content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
    background:radial-gradient(circle,rgba(22,200,184,.4),transparent 68%);
  }
  .cta-band h2{font-size:clamp(26px,3.2vw,36px);font-weight:800;letter-spacing:-.02em;line-height:1.3;position:relative;}
  .cta-band p{margin-top:14px;color:rgba(255,255,255,.78);font-size:16px;max-width:560px;position:relative;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;justify-content:flex-end;}
  .cta-note{margin-top:16px;font-size:13.5px;color:rgba(255,255,255,.6);position:relative;}

  /* ============ 页脚 ============ */
  .site-footer{background:#14121C;color:rgba(255,255,255,.72);padding:72px 0 34px;margin-top:96px;}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;}
  .footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:16px;}
  .site-footer p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.62);}
  .footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
  .footer-tags span{
    font-size:12.5px;padding:4px 11px;border-radius:999px;
    background:rgba(255,255,255,.08);color:rgba(255,255,255,.75);
  }
  .footer-title{color:#fff;font-weight:700;font-size:15px;margin-bottom:16px;}
  .footer-list{display:grid;gap:11px;}
  .footer-list a{font-size:14.5px;color:rgba(255,255,255,.66);transition:color .2s ease,padding-left .2s ease;}
  .footer-list a:hover{color:var(--mint);padding-left:4px;}
  .footer-list li{font-size:14.5px;color:rgba(255,255,255,.66);}
  .footer-bottom{
    margin-top:52px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
    font-size:13px;color:rgba(255,255,255,.5);
  }

  /* ============ 入场动效 ============ */
  .fade-up{opacity:0;transform:translateY(22px);transition:opacity .4s cubic-bezier(.2,.7,.2,1),transform .4s cubic-bezier(.2,.7,.2,1);}
  .fade-up.is-in{opacity:1;transform:none;}

  @media (prefers-reduced-motion: reduce){
    *{animation:none!important;transition:none!important;}
    .fade-up{opacity:1;transform:none;}
    html{scroll-behavior:auto;}
  }

  /* ============ 响应式 ============ */
  @media (max-width:1024px){
    .section{padding:78px 0;}
    .split{grid-template-columns:1fr;gap:34px;}
    .split-reverse .split-media{order:0;}
    .cta-band{grid-template-columns:1fr;padding:48px 34px;}
    .cta-actions{justify-content:flex-start;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  }
  @media (max-width:768px){
    body{font-size:16px;}
    .dock-wrap{top:auto;bottom:14px;padding:0 12px;}
    .dock{padding:8px 10px;gap:10px;}
    .brand-text{font-size:14.5px;}
    .dock-links{order:3;width:100%;margin:6px 0 0;padding-top:6px;border-top:1px solid rgba(230,226,220,.8);}
    .dock{flex-wrap:wrap;border-radius:22px;}
    .dock-actions{margin-left:auto;}
    .page-hero{padding:96px 0 52px;}
    .section{padding:60px 0;}
    .section-head{margin-bottom:32px;}
    .bar-item{flex-direction:column;gap:10px;padding:20px 16px;}
    .bar-item .tag{align-self:flex-start;}
    .timeline::before{left:10px;}
    .tl-item{flex-direction:column;gap:12px;padding-left:34px;}
    .tl-time{width:auto;text-align:left;padding-right:0;}
    .tl-time::after{left:-30px;right:auto;}
    .stat-grid{grid-template-columns:1fr;}
    .faq-item summary{padding:18px 20px;font-size:16px;}
    .faq-answer{padding:0 20px 20px;}
    .site-footer{margin-top:64px;padding:56px 0 30px;}
    .footer-grid{grid-template-columns:1fr;gap:30px;}
  }
  @media (max-width:520px){
    .container{padding:0 16px;}
    .brand-text{max-width:96px;overflow:hidden;text-overflow:ellipsis;}
    .hero-actions .btn{flex:1;min-width:140px;}
    .cta-band{padding:38px 24px;border-radius:20px;}
    .hero-facts{gap:14px 24px;}
    .hero-facts b{font-size:19px;}
  }