/* roulang page: index */
:root{
    --c-primary:#6B3FA0;
    --c-primary-soft:#F3EDFA;
    --c-accent:#C0478F;
    --c-gold:#F2B233;
    --c-ink:#17111F;
    --c-ink-2:#241A38;
    --c-surface:#FAF7F3;
    --c-card:#FFFFFF;
    --c-line:#EAE4F2;
    --c-text:#4A4358;
    --c-muted:#7B7389;
    --c-ok:#2E9E7E;
    --c-err:#C43D5B;
    --grad-brand:linear-gradient(115deg,#6B3FA0 0%,#C0478F 100%);
    --grad-dark:linear-gradient(160deg,#241A38 0%,#17111F 100%);
    --shadow-card:0 18px 40px -22px rgba(36,26,56,.30);
    --shadow-hover:0 26px 52px -20px rgba(36,26,56,.34);
    --r-card:24px;
    --r-lg:28px;
    --r-sm:14px;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
    background:var(--c-surface);
    color:var(--c-text);
    font-size:16px;
    line-height:1.85;
    letter-spacing:0;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:800;letter-spacing:-0.01em;line-height:1.25;}
  p{margin:0;}
  a{color:inherit;text-decoration:none;}
  img{max-width:100%;display:block;}
  button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
  ul{margin:0;padding:0;list-style:none;}
  :focus-visible{outline:2px solid var(--c-gold);outline-offset:2px;border-radius:6px;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
  @media(min-width:768px){.container{padding-left:28px;padding-right:28px;}}
  @media(min-width:1024px){.container{padding-left:32px;padding-right:32px;}}

  .section{padding:56px 0;position:relative;}
  @media(min-width:1024px){.section{padding:96px 0;}}

  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:600;color:var(--c-primary);
    background:var(--c-primary-soft);
    border:1px solid #E4D8F2;
    border-radius:999px;padding:6px 14px;letter-spacing:.02em;
  }
  .eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--grad-brand);}

  .section-head{max-width:760px;margin-bottom:32px;}
  .section-head h2{font-size:24px;line-height:1.3;}
  @media(min-width:1024px){.section-head h2{font-size:34px;}}
  .section-head p{margin-top:14px;font-size:16px;color:var(--c-muted);}
  .section-kicker{display:block;font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--c-accent);text-transform:uppercase;margin-bottom:12px;}

  .grad-text{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;}

  /* 按钮 */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:999px;font-weight:600;font-size:15px;
    padding:13px 26px;line-height:1.2;
    transition:transform .18s ease, box-shadow .18s ease, filter .18s ease, background-color .18s ease, border-color .18s ease, color .18s ease;
    white-space:nowrap;
  }
  .btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 14px 30px -16px rgba(107,63,160,.7);}
  .btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 20px 38px -16px rgba(107,63,160,.75);}
  .btn-primary:active{transform:translateY(0);filter:brightness(.98);}
  .btn-ghost{background:#fff;color:var(--c-ink);border:1px solid var(--c-line);}
  .btn-ghost:hover{border-color:var(--c-primary);background:var(--c-primary-soft);transform:translateY(-2px);}
  .btn-ghost:active{transform:translateY(0);}
  .btn-sm{padding:10px 20px;font-size:14px;}
  .btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}

  .link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--c-primary);font-size:15px;transition:gap .18s ease,color .18s ease;}
  .link-arrow span{transition:transform .18s ease;}
  .link-arrow:hover{color:var(--c-accent);}
  .link-arrow:hover span{transform:translateX(4px);}

  /* 顶部导航 */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.9);
    border-bottom:1px solid var(--c-line);
    transition:box-shadow .25s ease, backdrop-filter .25s ease, background-color .25s ease;
  }
  .site-header.is-scrolled{
    background:rgba(255,255,255,.94);
    box-shadow:0 10px 30px -22px rgba(36,26,56,.55);
    backdrop-filter:blur(8px);
    -webkit-backdrop-filter:blur(8px);
  }
  .header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;}
  .brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand-mark{
    width:38px;height:38px;border-radius:12px;background:var(--grad-brand);
    display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
    box-shadow:0 10px 22px -12px rgba(107,63,160,.9);
  }
  .brand-mark svg{width:20px;height:20px;stroke:#fff;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
  .brand-text{font-size:16px;font-weight:800;color:var(--c-ink);letter-spacing:-0.01em;white-space:nowrap;}
  @media(min-width:1024px){.brand-text{font-size:17px;}}
  .desktop-nav{display:none;}
  @media(min-width:1024px){
    .desktop-nav{display:flex;align-items:center;gap:6px;flex:1;justify-content:center;}
    .nav-link{position:relative;font-size:15px;font-weight:500;color:var(--c-text);padding:10px 12px;border-radius:10px;transition:color .18s ease,background-color .18s ease;}
    .nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--grad-brand);opacity:0;transform:scaleX(.4);transition:opacity .2s ease,transform .2s ease;}
    .nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft);}
    .nav-link.is-active{color:var(--c-primary);font-weight:600;}
    .nav-link.is-active::after{opacity:1;transform:scaleX(1);}
  }
  .header-cta{display:none;}
  @media(min-width:1024px){.header-cta{display:inline-flex;}}
  @media(max-width:1023px){.header-inner{height:64px;}}

  /* 移动底部 Tab */
  .mobile-tab{
    position:fixed;left:0;right:0;bottom:0;z-index:70;
    display:grid;grid-template-columns:repeat(5,1fr);
    background:rgba(255,255,255,.97);
    border-top:1px solid var(--c-line);
    padding:6px 4px calc(6px + env(safe-area-inset-bottom));
    box-shadow:0 -10px 30px -24px rgba(36,26,56,.6);
  }
  @media(min-width:1024px){.mobile-tab{display:none;}}
  .tab-item{display:flex;flex-direction:column;align-items:center;gap:3px;padding:5px 2px;font-size:11px;color:var(--c-muted);position:relative;border-radius:12px;transition:color .18s ease;}
  .tab-item svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
  .tab-item.is-active{color:var(--c-primary);font-weight:600;}
  .tab-item.is-active::before{content:"";position:absolute;top:-6px;width:16px;height:4px;border-radius:0 0 4px 4px;background:var(--grad-brand);}
  body{padding-bottom:calc(84px + env(safe-area-inset-bottom));}
  @media(min-width:1024px){body{padding-bottom:0;}}

  /* Hero */
  .hero{position:relative;overflow:hidden;padding:44px 0 52px;background:linear-gradient(180deg,#F5EFFB 0%,var(--c-surface) 78%);}
  .hero::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:radial-gradient(circle,rgba(107,63,160,.55) 1px,transparent 1px);
    background-size:30px 30px;opacity:.07;
  }
  @media(min-width:1024px){.hero{padding:72px 0 88px;}}
  .hero-grid{position:relative;display:grid;grid-template-columns:1fr;gap:34px;align-items:center;}
  @media(min-width:1024px){.hero-grid{grid-template-columns:1.08fr .92fr;gap:56px;}}
  .hero h1{font-size:32px;line-height:1.2;margin-top:18px;}
  @media(min-width:640px){.hero h1{font-size:38px;}}
  @media(min-width:1024px){.hero h1{font-size:52px;line-height:1.14;}}
  .hero-sub{margin-top:18px;font-size:16px;color:var(--c-text);max-width:34em;}
  @media(min-width:1024px){.hero-sub{font-size:17px;}}
  .hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:28px;}
  .hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;}
  .hero-badge{
    flex:1 1 130px;min-width:130px;
    background:#fff;border:1px solid var(--c-line);border-radius:16px;
    padding:12px 16px;box-shadow:var(--shadow-card);
  }
  .hero-badge strong{display:block;font-size:22px;color:var(--c-primary);font-variant-numeric:tabular-nums;line-height:1.2;}
  .hero-badge span{font-size:12.5px;color:var(--c-muted);}
  .hero-visual{position:relative;}
  .hero-visual img{
    width:100%;height:230px;object-fit:cover;border-radius:var(--r-lg);
    box-shadow:0 30px 60px -34px rgba(36,26,56,.55);
  }
  @media(min-width:640px){.hero-visual img{height:320px;}}
  @media(min-width:1024px){.hero-visual img{height:420px;}}
  .hero-visual::after{
    content:"";position:absolute;inset:0;border-radius:var(--r-lg);
    background:linear-gradient(200deg,rgba(107,63,160,.16),rgba(192,71,143,.05) 55%,rgba(23,17,31,.22));
    pointer-events:none;
  }

  /* 信任条 */
  .trust-bar{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
  .trust-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 0;padding:16px 0;}
  .trust-item{font-size:13.5px;color:var(--c-muted);padding:0 18px;position:relative;white-space:nowrap;}
  .trust-item strong{color:var(--c-ink);font-weight:600;}
  .trust-item + .trust-item::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:14px;background:var(--c-line);}
  @media(max-width:519px){.trust-item{padding:0 10px;font-size:12.5px;}.trust-item + .trust-item::before{display:none;}}

  /* 痛点 */
  .pain-list{margin-top:8px;border-left:3px solid;border-image:var(--grad-brand) 1;padding-left:0;}
  .pain-item{
    display:flex;gap:16px;padding:20px 18px 20px 22px;border-radius:0 16px 16px 0;
    transition:background-color .18s ease;
  }
  .pain-item:hover{background:rgba(107,63,160,.05);}
  .pain-num{font-size:13px;font-weight:800;color:var(--c-accent);font-variant-numeric:tabular-nums;letter-spacing:.06em;padding-top:4px;flex-shrink:0;}
  .pain-body h3{font-size:17px;font-weight:700;}
  .pain-body p{margin-top:6px;font-size:14.5px;color:var(--c-muted);line-height:1.75;}

  /* 核验步骤图文块 */
  .step-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:center;}
  @media(min-width:1024px){.step-grid{grid-template-columns:.92fr 1.08fr;gap:56px;}}
  .step-media img{width:100%;height:250px;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--shadow-card);}
  @media(min-width:768px){.step-media img{height:340px;}}
  .step-list{counter-reset:step;display:grid;gap:14px;margin-top:6px;}
  .step-item{display:flex;gap:16px;background:#fff;border:1px solid var(--c-line);border-radius:18px;padding:16px 18px;box-shadow:var(--shadow-card);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
  .step-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#DCCBEF;}
  .step-idx{
    flex-shrink:0;width:34px;height:34px;border-radius:50%;
    background:var(--grad-brand);color:#fff;font-size:13px;font-weight:700;
    display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
  }
  .step-item h3{font-size:16px;font-weight:700;}
  .step-item p{margin-top:4px;font-size:14px;color:var(--c-muted);line-height:1.75;}

  /* 方案卡 */
  .plan-grid{display:grid;grid-template-columns:1fr;gap:20px;}
  @media(min-width:640px){.plan-grid{grid-template-columns:repeat(2,1fr);gap:24px;}}
  .plan-card{
    position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
    padding:28px 26px 24px;display:flex;flex-direction:column;
    box-shadow:var(--shadow-card);
    transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  }
  .plan-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#D9C6EE;}
  .plan-card.is-featured{border:1.5px solid transparent;background-image:linear-gradient(#fff,#fff),var(--grad-brand);background-origin:border-box;background-clip:padding-box,border-box;}
  .plan-top{display:flex;align-items:center;gap:14px;}
  .plan-num{
    width:40px;height:40px;border-radius:50%;background:var(--grad-brand);color:#fff;
    display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;
    font-variant-numeric:tabular-nums;flex-shrink:0;
  }
  .plan-icon{width:24px;height:24px;stroke:var(--c-primary);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
  .plan-card h3{font-size:20px;margin-top:18px;}
  .plan-card p{margin-top:10px;font-size:14.5px;color:var(--c-muted);line-height:1.8;}
  .plan-card .link-arrow{margin-top:auto;padding-top:20px;font-size:14px;}

  /* 数据带 */
  .stat-band{position:relative;overflow:hidden;background:var(--grad-dark);border-radius:0;}
  .stat-band::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:radial-gradient(circle,rgba(255,255,255,.9) 1px,transparent 1px);
    background-size:28px 28px;opacity:.07;
  }
  .stat-inner{position:relative;padding:52px 0;}
  @media(min-width:1024px){.stat-inner{padding:76px 0;}}
  .stat-head h2{color:#fff;font-size:24px;}
  @media(min-width:1024px){.stat-head h2{font-size:32px;}}
  .stat-head p{color:rgba(255,255,255,.62);margin-top:12px;font-size:15px;max-width:52em;}
  .stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:34px;}
  @media(min-width:1024px){.stat-grid{grid-template-columns:repeat(4,1fr);gap:20px;}}
  .stat-item{
    background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);
    border-radius:18px;padding:20px 18px;transition:background-color .2s ease,transform .2s ease;
  }
  .stat-item:hover{background:rgba(255,255,255,.11);transform:translateY(-3px);}
  .stat-value{display:flex;align-items:baseline;gap:4px;color:#fff;font-variant-numeric:tabular-nums;}
  .stat-value strong{font-size:34px;font-weight:800;line-height:1.1;background:linear-gradient(115deg,#E7B9F8,#F7C8A8);-webkit-background-clip:text;background-clip:text;color:transparent;}
  @media(min-width:1024px){.stat-value strong{font-size:42px;}}
  .stat-value em{font-style:normal;font-size:14px;color:var(--c-gold);font-weight:600;}
  .stat-item p{margin-top:8px;font-size:13px;color:rgba(255,255,255,.6);line-height:1.7;}

  /* 资讯列表 */
  .news-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;}
  .news-grid{display:grid;grid-template-columns:1fr;gap:20px;}
  @media(min-width:640px){.news-grid{grid-template-columns:repeat(2,1fr);}}
  @media(min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr);gap:24px;}}
  .news-card{
    display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);
    border-radius:22px;overflow:hidden;box-shadow:var(--shadow-card);
    transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  }
  .news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#D9C6EE;}
  .news-cover{aspect-ratio:16/10;overflow:hidden;background:var(--grad-brand);}
  .news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
  .news-card:hover .news-cover img{transform:scale(1.04);}
  .news-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
  .badge{
    display:inline-flex;align-items:center;align-self:flex-start;
    font-size:12px;font-weight:600;color:var(--c-primary);
    background:var(--c-primary-soft);border:1px solid #E7DBF5;
    border-radius:999px;padding:3px 10px;
  }
  .news-body h3{
    margin-top:12px;font-size:17px;line-height:1.5;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .news-body p{
    margin-top:8px;font-size:14px;color:var(--c-muted);line-height:1.75;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .news-meta{margin-top:auto;padding-top:16px;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--c-muted);font-variant-numeric:tabular-nums;}
  .news-meta .dot{width:3px;height:3px;border-radius:50%;background:#C9C1D6;}
  .empty-state{
    text-align:center;background:#fff;border:1px dashed #DCCFEE;border-radius:22px;padding:44px 24px;
  }
  .empty-state svg{width:34px;height:34px;margin:0 auto 14px;stroke:var(--c-primary);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
  .empty-state p{font-size:15px;color:var(--c-muted);}
  .empty-state .btn{margin-top:18px;}

  /* FAQ */
  .faq-wrap{display:grid;gap:12px;}
  .faq-item{background:#fff;border:1px solid var(--c-line);border-radius:20px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
  .faq-item.is-open{border-color:#D9C6EE;box-shadow:var(--shadow-card);}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--c-ink);
    transition:background-color .18s ease;
  }
  .faq-q:hover{background:rgba(107,63,160,.04);}
  .faq-sign{
    flex-shrink:0;width:24px;height:24px;border-radius:50%;
    background:var(--c-primary-soft);color:var(--c-primary);
    display:flex;align-items:center;justify-content:center;
    font-size:15px;font-weight:700;line-height:1;
    transition:transform .2s ease,background-color .2s ease,color .2s ease;
  }
  .faq-item.is-open .faq-sign{background:var(--grad-brand);color:#fff;transform:rotate(180deg);}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
  .faq-a-inner{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--c-muted);}
  .faq-item.is-open .faq-a{max-height:420px;}

  /* CTA */
  .cta-band{
    position:relative;overflow:hidden;border-radius:var(--r-lg);
    background:var(--grad-dark);padding:44px 26px;
  }
  @media(min-width:1024px){.cta-band{padding:64px 56px;}}
  .cta-band::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:radial-gradient(circle,rgba(255,255,255,.85) 1px,transparent 1px);
    background-size:26px 26px;opacity:.07;
  }
  .cta-inner{position:relative;display:grid;gap:24px;align-items:center;}
  @media(min-width:1024px){.cta-inner{grid-template-columns:1.25fr .75fr;gap:40px;}}
  .cta-inner h2{color:#fff;font-size:26px;line-height:1.3;}
  @media(min-width:1024px){.cta-inner h2{font-size:36px;}}
  .cta-inner p{margin-top:14px;color:rgba(255,255,255,.66);font-size:15px;max-width:36em;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
  .cta-actions .btn-primary{box-shadow:0 18px 36px -18px rgba(192,71,143,.9);}
  .cta-actions .btn-ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.24);color:#fff;}
  .cta-actions .btn-ghost:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.45);}

  /* 表单弹层 */
  .modal-mask{
    position:fixed;inset:0;z-index:120;background:rgba(23,17,31,.55);
    display:flex;align-items:flex-end;justify-content:center;
    opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
    padding:0;
  }
  @media(min-width:640px){.modal-mask{align-items:center;padding:24px;}}
  .modal-mask.is-open{opacity:1;visibility:visible;}
  .modal-card{
    width:100%;max-width:520px;background:#fff;
    border-radius:28px 28px 0 0;padding:26px 24px calc(26px + env(safe-area-inset-bottom));
    transform:translateY(28px);transition:transform .28s cubic-bezier(.2,.8,.3,1);
    max-height:92vh;overflow-y:auto;
  }
  @media(min-width:640px){.modal-card{border-radius:28px;padding:30px;transform:translateY(16px) scale(.98);}}
  .modal-mask.is-open .modal-card{transform:translateY(0) scale(1);}
  .modal-close{
    position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:50%;
    background:#F4EFFA;color:var(--c-ink);display:flex;align-items:center;justify-content:center;
    font-size:18px;line-height:1;transition:background-color .18s ease,transform .18s ease;
  }
  .modal-close:hover{background:#E6D9F5;transform:rotate(90deg);}
  .modal-card{position:relative;}
  .modal-card h3{font-size:21px;}
  .modal-card .modal-desc{margin-top:10px;font-size:14px;color:var(--c-muted);line-height:1.8;}
  .form-field{margin-top:16px;}
  .form-field label{display:block;font-size:13.5px;font-weight:600;color:var(--c-ink);margin-bottom:7px;}
  .form-field input,.form-field select{
    width:100%;height:48px;border-radius:14px;border:1px solid var(--c-line);
    background:#FCFBFD;padding:0 14px;font-size:15px;color:var(--c-ink);
    transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
    appearance:none;
  }
  .form-field select{background-image:linear-gradient(45deg,transparent 50%,var(--c-muted) 50%),linear-gradient(135deg,var(--c-muted) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
  .form-field input:focus,.form-field select:focus{
    outline:none;border-color:var(--c-primary);background:#fff;
    box-shadow:0 0 0 3px rgba(107,63,160,.14);
  }
  .check-row{display:flex;align-items:flex-start;gap:10px;margin-top:18px;font-size:12.5px;color:var(--c-muted);line-height:1.7;}
  .check-row input{width:18px;height:18px;margin-top:2px;flex-shrink:0;accent-color:var(--c-primary);}
  .modal-submit{width:100%;margin-top:20px;}
  .form-success{text-align:center;padding:24px 6px 8px;}
  .form-success svg{width:52px;height:52px;margin:0 auto 16px;stroke:var(--c-ok);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
  .form-success h3{font-size:20px;}
  .form-success p{margin-top:10px;font-size:14px;color:var(--c-muted);}
  .hidden-block{display:none;}

  /* 页脚 */
  .site-footer{background:var(--grad-dark);color:rgba(255,255,255,.68);margin-top:8px;position:relative;overflow:hidden;}
  .site-footer::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:radial-gradient(circle,rgba(255,255,255,.8) 1px,transparent 1px);
    background-size:32px 32px;opacity:.05;
  }
  .footer-grid{position:relative;display:grid;grid-template-columns:1fr;gap:32px;padding:48px 0 36px;}
  @media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
  @media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr .8fr .8fr 1fr;gap:40px;padding:64px 0 44px;}}
  .footer-brand .brand-mark{background:rgba(255,255,255,.12);box-shadow:none;}
  .footer-brand .brand-text{color:#fff;}
  .footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:30em;}
  .footer-col h3{color:#fff;font-size:14px;font-weight:600;display:flex;align-items:center;gap:8px;margin-bottom:16px;}
  .footer-col h3::before{content:"";width:3px;height:13px;border-radius:2px;background:var(--c-gold);}
  .footer-col li + li{margin-top:10px;}
  .footer-col a{font-size:14px;color:rgba(255,255,255,.66);transition:color .18s ease;}
  .footer-col a:hover{color:var(--c-gold);}
  .footer-col p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);}
  .footer-bottom{
    position:relative;border-top:1px solid rgba(255,255,255,.1);
    padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:10px 24px;
    justify-content:space-between;font-size:13px;color:rgba(255,255,255,.48);
  }
  @media(min-width:768px){.footer-bottom{padding:22px 0 30px;}}

/* roulang page: category1 */
:root{
    --c-primary:#6B3FA0;
    --c-primary-soft:#8A5FC0;
    --c-accent:#C0478F;
    --c-gold:#F2B233;
    --c-ink:#17111F;
    --c-ink-2:#241A38;
    --c-surface:#FAF7F3;
    --c-card:#FFFFFF;
    --c-line:#EAE4F2;
    --c-text:#4A4358;
    --c-muted:#7A7288;
    --c-ok:#2E9E7E;
    --grad-brand:linear-gradient(115deg,#6B3FA0,#C0478F);
    --grad-dark:linear-gradient(160deg,#241A38,#17111F);
    --r-sm:14px;
    --r-md:20px;
    --r-lg:28px;
    --shadow-sm:0 10px 24px -18px rgba(36,26,56,.35);
    --shadow-md:0 18px 40px -22px rgba(36,26,56,.30);
    --shadow-hover:0 26px 52px -20px rgba(36,26,56,.34);
    --space-sec:56px;
    --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  }
  @media (min-width:1024px){ :root{ --space-sec:96px; } }

  *,*::before,*::after{ box-sizing:border-box; }
  html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
  html body{
    margin:0;
    padding:0 0 calc(84px + env(safe-area-inset-bottom));
    font-family:var(--font-sans);
    font-size:15px;
    line-height:1.85;
    letter-spacing:0;
    color:var(--c-text);
    background-color:var(--c-surface);
    -webkit-font-smoothing:antialiased;
  }
  @media (min-width:640px){ html body{ font-size:16px; } }
  @media (min-width:1024px){ html body{ padding-bottom:0; } }

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

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding-left:20px;
    padding-right:20px;
  }
  @media (min-width:640px){ .container{ padding-left:28px; padding-right:28px; } }
  @media (min-width:1024px){ .container{ padding-left:32px; padding-right:32px; } }

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(255,255,255,.94);
    border-bottom:1px solid var(--c-line);
    transition:box-shadow .25s ease,background .25s ease;
  }
  .site-header.is-scrolled{
    box-shadow:0 12px 30px -24px rgba(36,26,56,.55);
    background:rgba(255,255,255,.86);
    -webkit-backdrop-filter:saturate(140%) blur(8px);
    backdrop-filter:saturate(140%) blur(8px);
  }
  .header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    height:64px;
  }
  @media (min-width:1024px){ .header-inner{ height:72px; gap:24px; } }
  .brand{ display:inline-flex; align-items:center; gap:10px; }
  .brand-mark{
    width:36px; height:36px; border-radius:12px;
    background:var(--grad-brand);
    display:grid; place-items:center;
    box-shadow:0 10px 20px -14px rgba(107,63,160,.9);
    flex:0 0 auto;
  }
  .brand-mark svg{ width:20px; height:20px; fill:#fff; }
  .brand-text{
    font-size:16px; font-weight:800; color:var(--c-ink);
    letter-spacing:-.01em; white-space:nowrap;
  }
  @media (min-width:1024px){ .brand-text{ font-size:17px; } }
  .desktop-nav{ display:none; align-items:center; gap:4px; }
  @media (min-width:1024px){ .desktop-nav{ display:flex; } }
  .nav-link{
    position:relative;
    padding:9px 12px;
    border-radius:10px;
    font-size:15px;
    color:var(--c-text);
    transition:color .18s ease,background .18s ease;
    white-space:nowrap;
  }
  .nav-link:hover{ color:var(--c-primary); background:#F6F1FC; }
  .nav-link.is-active{ color:var(--c-primary); font-weight:600; }
  .nav-link.is-active::after{
    content:""; position:absolute; left:12px; right:12px; bottom:1px;
    height:2px; border-radius:2px; background:var(--grad-brand);
  }

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    padding:12px 22px;
    border-radius:999px;
    border:1px solid transparent;
    font-size:15px; font-weight:600; line-height:1.2;
    cursor:pointer;
    transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease, filter .18s ease;
    white-space:nowrap;
  }
  .btn-primary{
    background:var(--grad-brand);
    color:#fff;
    box-shadow:0 14px 28px -16px rgba(107,63,160,.8);
  }
  .btn-primary:hover{
    filter:brightness(1.06);
    transform:translateY(-2px);
    box-shadow:0 20px 34px -16px rgba(107,63,160,.85);
  }
  .btn-primary:active{ transform:translateY(0); box-shadow:0 10px 20px -16px rgba(107,63,160,.8); }
  .btn-ghost{
    background:#fff;
    color:var(--c-ink);
    border-color:var(--c-line);
  }
  .btn-ghost:hover{
    color:var(--c-primary);
    border-color:var(--c-primary);
    background:#F7F2FC;
    transform:translateY(-2px);
  }
  .btn-ghost:active{ transform:translateY(0); }
  .btn-light{
    background:#fff;
    color:var(--c-primary);
    box-shadow:0 14px 28px -18px rgba(23,17,31,.55);
  }
  .btn-light:hover{ transform:translateY(-2px); background:#FBF7FF; }
  .btn-sm{ padding:9px 18px; font-size:14px; }
  .btn[disabled]{ opacity:.45; transform:none; cursor:not-allowed; }
  .header-cta{ flex:0 0 auto; }

  /* ---------- Hero ---------- */
  .page-hero{
    position:relative;
    overflow:hidden;
    background:var(--grad-dark);
    color:#fff;
    padding:34px 0 48px;
  }
  @media (min-width:1024px){ .page-hero{ padding:48px 0 72px; } }
  .page-hero::before{
    content:"";
    position:absolute; inset:0;
    background-image:radial-gradient(rgba(255,255,255,.55) 1px, transparent 1px);
    background-size:26px 26px;
    opacity:.07;
    pointer-events:none;
  }
  .page-hero::after{
    content:"";
    position:absolute;
    width:420px; height:420px;
    right:-160px; top:-180px;
    border-radius:50%;
    background:radial-gradient(circle at 30% 30%, rgba(192,71,143,.55), transparent 65%);
    pointer-events:none;
  }
  .hero-grid{
    position:relative;
    z-index:1;
    display:grid;
    gap:32px;
    align-items:center;
  }
  @media (min-width:1024px){
    .hero-grid{ grid-template-columns:1.15fr .85fr; gap:56px; }
  }
  .breadcrumb{
    display:flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    color:rgba(255,255,255,.62);
    overflow-x:auto;
    white-space:nowrap;
    padding-bottom:4px;
    scrollbar-width:none;
  }
  .breadcrumb::-webkit-scrollbar{ display:none; }
  .breadcrumb a:hover{ color:var(--c-gold); }
  .breadcrumb span.sep{ color:rgba(255,255,255,.35); }
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    padding:6px 14px;
    border-radius:999px;
    font-size:13px;
    font-weight:600;
    color:#F6D9EC;
    background:rgba(255,255,255,.10);
    border:1px solid rgba(255,255,255,.16);
    margin-top:18px;
  }
  .eyebrow i{
    width:6px; height:6px; border-radius:50%;
    background:var(--c-gold); display:inline-block;
  }
  .page-hero h1{
    margin-top:16px;
    font-size:clamp(28px,6vw,38px);
    line-height:1.18;
    font-weight:800;
    letter-spacing:-.01em;
    color:#fff;
  }
  @media (min-width:1024px){ .page-hero h1{ font-size:52px; } }
  .page-hero h1 .grad{
    background:linear-gradient(100deg,#F2B233,#C0478F 70%);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
  }
  .hero-lead{
    margin-top:18px;
    max-width:620px;
    font-size:15px;
    line-height:1.9;
    color:rgba(255,255,255,.76);
  }
  @media (min-width:1024px){ .hero-lead{ font-size:16px; } }
  .hero-actions{
    margin-top:26px;
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:14px;
  }
  .text-link{
    display:inline-flex; align-items:center; gap:6px;
    font-size:15px; font-weight:600;
    color:rgba(255,255,255,.86);
    transition:color .18s ease,gap .18s ease;
  }
  .text-link:hover{ color:var(--c-gold); gap:10px; }
  .hero-badges{
    margin-top:32px;
    display:flex;
    flex-wrap:wrap;
    gap:12px;
  }
  .hero-badge{
    flex:1 1 130px;
    min-width:120px;
    padding:14px 16px;
    border-radius:var(--r-sm);
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.14);
  }
  .hero-badge strong{
    display:block;
    font-size:24px;
    font-weight:800;
    color:#fff;
    font-variant-numeric:tabular-nums;
    letter-spacing:-.01em;
  }
  .hero-badge span{
    display:block;
    margin-top:2px;
    font-size:12px;
    color:rgba(255,255,255,.62);
  }
  .hero-figure{
    position:relative;
    border-radius:var(--r-lg);
    overflow:hidden;
    border:1px solid rgba(255,255,255,.16);
    box-shadow:0 30px 60px -32px rgba(0,0,0,.7);
    height:220px;
    background:var(--grad-brand);
  }
  @media (min-width:640px){ .hero-figure{ height:300px; } }
  @media (min-width:1024px){ .hero-figure{ height:380px; } }
  .hero-figure img{ width:100%; height:100%; object-fit:cover; }
  .hero-figure figcaption{
    position:absolute;
    left:0; right:0; bottom:0;
    padding:32px 20px 16px;
    font-size:12px;
    color:rgba(255,255,255,.82);
    background:linear-gradient(180deg,transparent,rgba(23,17,31,.82));
  }

  /* ---------- Sections ---------- */
  .section{ padding:var(--space-sec) 0; }
  .section-tight{ padding-top:calc(var(--space-sec) * .6); }
  .section-head{ max-width:720px; margin-bottom:32px; }
  .section-head h2{
    font-size:24px;
    line-height:1.3;
    font-weight:800;
    color:var(--c-ink);
    letter-spacing:-.01em;
  }
  @media (min-width:1024px){ .section-head h2{ font-size:34px; } }
  .section-head p{
    margin-top:12px;
    font-size:15px;
    color:var(--c-text);
  }
  @media (min-width:1024px){ .section-head p{ font-size:16px; } }
  .kicker{
    display:inline-block;
    margin-bottom:10px;
    font-size:13px;
    font-weight:700;
    letter-spacing:.14em;
    color:var(--c-accent);
  }

  /* ---------- Layout with TOC ---------- */
  .layout{ display:grid; gap:28px; }
  @media (min-width:1024px){
    .layout{ grid-template-columns:236px minmax(0,1fr); gap:48px; align-items:start; }
  }
  .toc{ display:none; }
  @media (min-width:1024px){
    .toc{
      display:block;
      position:sticky;
      top:96px;
      padding:20px 0;
    }
  }
  .toc-title{
    font-size:12px;
    font-weight:700;
    letter-spacing:.16em;
    color:var(--c-muted);
    padding:0 14px 10px;
  }
  .toc a{
    display:block;
    padding:10px 14px;
    font-size:14px;
    color:var(--c-text);
    border-left:2px solid transparent;
    border-radius:0 10px 10px 0;
    transition:color .18s ease,background .18s ease,border-color .18s ease;
  }
  .toc a:hover{
    color:var(--c-primary);
    background:#F7F2FC;
    border-left-color:var(--c-primary);
  }
  .toc-note{
    margin-top:16px;
    padding:14px;
    border-radius:var(--r-sm);
    background:#F4EEFB;
    font-size:13px;
    line-height:1.75;
    color:#5B4A73;
  }

  /* ---------- Cards ---------- */
  .card-grid{ display:grid; gap:22px; }
  @media (min-width:640px){ .card-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); } }
  .check-card{
    display:flex;
    flex-direction:column;
    background:var(--c-card);
    border:1px solid var(--c-line);
    border-radius:var(--r-lg);
    overflow:hidden;
    box-shadow:var(--shadow-sm);
    transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  }
  .check-card:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow-hover);
    border-color:#DCCBF0;
  }
  .thumb{
    aspect-ratio:16/10;
    overflow:hidden;
    background:var(--grad-brand);
  }
  .thumb img{
    width:100%; height:100%;
    object-fit:cover;
    transition:transform .45s ease;
  }
  .check-card:hover .thumb img{ transform:scale(1.045); }
  .card-body{
    padding:20px 20px 22px;
    display:flex;
    flex-direction:column;
    gap:10px;
    flex:1;
  }
  .tag{
    display:inline-flex;
    align-items:center;
    align-self:flex-start;
    padding:4px 10px;
    border-radius:999px;
    font-size:12px;
    font-weight:600;
    color:var(--c-primary);
    background:#F3ECFB;
    font-variant-numeric:tabular-nums;
  }
  .check-card h3{
    font-size:18px;
    line-height:1.45;
    font-weight:700;
    color:var(--c-ink);
    letter-spacing:-.005em;
  }
  @media (min-width:1024px){ .check-card h3{ font-size:19px; } }
  .check-card p{ font-size:14.5px; line-height:1.8; color:var(--c-text); }
  .card-link{
    margin-top:auto;
    padding-top:6px;
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:14px;
    font-weight:600;
    color:var(--c-primary);
    transition:gap .18s ease,color .18s ease;
  }
  .card-link:hover{ gap:10px; color:var(--c-accent); }

  /* ---------- Steps ---------- */
  .steps{
    display:grid;
    gap:18px;
  }
  @media (min-width:640px){ .steps{ grid-template-columns:repeat(2,minmax(0,1fr)); } }
  @media (min-width:1024px){ .steps{ grid-template-columns:repeat(4,minmax(0,1fr)); gap:20px; } }
  .step{
    position:relative;
    padding:24px 20px;
    background:#fff;
    border:1px solid var(--c-line);
    border-radius:var(--r-md);
    box-shadow:var(--shadow-sm);
    transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  }
  .step:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow-hover);
    border-color:#DCCBF0;
  }
  .step-num{
    width:38px; height:38px;
    display:grid; place-items:center;
    border-radius:50%;
    background:var(--grad-brand);
    color:#fff;
    font-size:15px;
    font-weight:800;
    font-variant-numeric:tabular-nums;
    box-shadow:0 12px 22px -16px rgba(107,63,160,.95);
  }
  .step h3{
    margin-top:14px;
    font-size:17px;
    font-weight:700;
    color:var(--c-ink);
    line-height:1.45;
  }
  .step p{
    margin-top:8px;
    font-size:14px;
    line-height:1.8;
    color:var(--c-text);
  }

  /* ---------- Scene list ---------- */
  .scene-panel{
    background:#fff;
    border:1px solid var(--c-line);
    border-radius:var(--r-lg);
    padding:28px 22px;
    box-shadow:var(--shadow-sm);
  }
  @media (min-width:1024px){ .scene-panel{ padding:40px 40px; } }
  .scene-grid{
    display:grid;
    gap:16px;
    margin-top:24px;
  }
  @media (min-width:768px){ .scene-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:18px 32px; } }
  .scene-item{
    display:flex;
    gap:12px;
    align-items:flex-start;
    padding:14px 16px;
    border-radius:var(--r-sm);
    background:var(--c-surface);
    border:1px solid transparent;
    transition:background .18s ease,border-color .18s ease;
  }
  .scene-item:hover{ background:#F7F2FC; border-color:#E3D6F5; }
  .scene-item .tick{
    flex:0 0 auto;
    width:22px; height:22px;
    margin-top:2px;
    border-radius:50%;
    display:grid; place-items:center;
    background:#EDE4F8;
  }
  .scene-item .tick svg{ width:12px; height:12px; stroke:var(--c-primary); fill:none; stroke-width:2.6; stroke-linecap:round; stroke-linejoin:round; }
  .scene-item strong{
    display:block;
    font-size:15px;
    font-weight:700;
    color:var(--c-ink);
  }
  .scene-item span{
    display:block;
    margin-top:2px;
    font-size:13.5px;
    color:var(--c-muted);
    line-height:1.7;
  }

  /* ---------- FAQ ---------- */
  .faq-list{
    display:flex;
    flex-direction:column;
    gap:12px;
  }
  .faq-item{
    background:#fff;
    border:1px solid var(--c-line);
    border-radius:var(--r-md);
    overflow:hidden;
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .faq-item:hover{ border-color:#DCCBF0; }
  .faq-item.is-open{ border-color:#D6C3EF; box-shadow:var(--shadow-sm); }
  .faq-q{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:18px 20px;
    background:transparent;
    border:0;
    text-align:left;
    font-size:16px;
    font-weight:600;
    color:var(--c-ink);
    cursor:pointer;
    line-height:1.6;
  }
  .faq-q:hover{ color:var(--c-primary); }
  .faq-icon{
    position:relative;
    flex:0 0 auto;
    width:22px; height:22px;
    border-radius:50%;
    background:#F3ECFB;
    transition:transform .2s ease,background .2s ease;
  }
  .faq-icon::before,
  .faq-icon::after{
    content:"";
    position:absolute;
    background:var(--c-primary);
    border-radius:2px;
    transition:opacity .2s ease,transform .2s ease;
  }
  .faq-icon::before{ left:6px; right:6px; top:10px; height:2px; }
  .faq-icon::after{ top:6px; bottom:6px; left:10px; width:2px; }
  .faq-item.is-open .faq-icon{ transform:rotate(180deg); background:#E9DCF8; }
  .faq-item.is-open .faq-icon::after{ opacity:0; }
  .faq-a{
    max-height:0;
    overflow:hidden;
    transition:max-height .22s ease;
  }
  .faq-a-inner{
    padding:0 20px 20px;
    font-size:14.5px;
    line-height:1.85;
    color:var(--c-text);
  }

  /* ---------- CTA band ---------- */
  .cta-band{
    position:relative;
    overflow:hidden;
    border-radius:var(--r-lg);
    background:var(--grad-brand);
    color:#fff;
    padding:36px 24px;
    box-shadow:0 28px 56px -32px rgba(107,63,160,.85);
  }
  @media (min-width:1024px){ .cta-band{ padding:48px 48px; } }
  .cta-band::before{
    content:"";
    position:absolute; inset:0;
    background-image:radial-gradient(rgba(255,255,255,.7) 1px, transparent 1px);
    background-size:24px 24px;
    opacity:.08;
    pointer-events:none;
  }
  .cta-inner{
    position:relative;
    display:grid;
    gap:22px;
    align-items:center;
  }
  @media (min-width:900px){ .cta-inner{ grid-template-columns:1fr auto; gap:40px; } }
  .cta-band h2{
    font-size:23px;
    line-height:1.35;
    font-weight:800;
    color:#fff;
    letter-spacing:-.01em;
  }
  @media (min-width:1024px){ .cta-band h2{ font-size:31px; } }
  .cta-band p{
    margin-top:12px;
    max-width:620px;
    font-size:15px;
    line-height:1.85;
    color:rgba(255,255,255,.85);
  }
  .cta-actions{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:14px;
  }
  .cta-actions .text-link{ color:rgba(255,255,255,.92); }

  /* ---------- Footer ---------- */
  .site-footer{
    margin-top:var(--space-sec);
    background:var(--grad-dark);
    color:rgba(255,255,255,.68);
    padding:48px 0 0;
  }
  @media (min-width:1024px){ .site-footer{ padding-top:64px; } }
  .footer-grid{
    display:grid;
    gap:32px;
    padding-bottom:36px;
  }
  @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 .brand-text{ color:#fff; }
  .footer-brand p{
    margin-top:16px;
    font-size:14px;
    line-height:1.85;
    color:rgba(255,255,255,.62);
    max-width:340px;
  }
  .footer-col h3{
    position:relative;
    padding-left:12px;
    font-size:14px;
    font-weight:600;
    color:#fff;
    margin-bottom:16px;
  }
  .footer-col h3::before{
    content:"";
    position:absolute;
    left:0; top:4px; bottom:4px;
    width:3px;
    border-radius:2px;
    background:var(--c-gold);
  }
  .footer-col ul{ display:flex; flex-direction:column; gap:10px; }
  .footer-col a{
    font-size:14px;
    color:rgba(255,255,255,.66);
    transition:color .18s ease,padding-left .18s ease;
  }
  .footer-col a:hover{ color:var(--c-gold); padding-left:4px; }
  .footer-col p{
    font-size:14px;
    line-height:1.85;
    color:rgba(255,255,255,.62);
  }
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.12);
    padding-top:20px;
    padding-bottom:24px;
    display:flex;
    flex-wrap:wrap;
    gap:10px 24px;
    justify-content:space-between;
    font-size:13px;
    color:rgba(255,255,255,.5);
  }

  /* ---------- Mobile tab ---------- */
  .mobile-tab{
    position:fixed;
    left:0; right:0; bottom:0;
    z-index:70;
    display:flex;
    background:rgba(255,255,255,.97);
    border-top:1px solid var(--c-line);
    padding-bottom:env(safe-area-inset-bottom);
    box-shadow:0 -12px 26px -24px rgba(36,26,56,.7);
  }
  @media (min-width:1024px){ .mobile-tab{ display:none; } }
  .mobile-tab a{
    position:relative;
    flex:1;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:3px;
    height:60px;
    font-size:11px;
    color:var(--c-muted);
    transition:color .18s ease;
  }
  .mobile-tab a svg{
    width:22px; height:22px;
    stroke:currentColor;
    fill:none;
    stroke-width:1.7;
    stroke-linecap:round;
    stroke-linejoin:round;
  }
  .mobile-tab a.is-active{ color:var(--c-primary); font-weight:600; }
  .mobile-tab a.is-active::before{
    content:"";
    position:absolute;
    top:6px;
    width:4px; height:4px;
    border-radius:50%;
    background:var(--c-primary);
  }
  .mobile-tab a:active{ background:#F7F2FC; }

/* roulang page: article */
:root{
  --c-primary:#6B3FA0;
  --c-primary-deep:#552E82;
  --c-accent:#C0478F;
  --c-gold:#F2B233;
  --c-ink:#17111F;
  --c-ink-2:#241A38;
  --c-surface:#FAF7F3;
  --c-card:#FFFFFF;
  --c-line:#EAE4F2;
  --c-text:#4A4358;
  --c-muted:#7A7288;
  --c-ok:#2E9E7E;
  --c-err:#C43D5B;
  --grad-brand:linear-gradient(115deg,#6B3FA0,#C0478F);
  --grad-dark:linear-gradient(160deg,#241A38,#17111F);
  --r-card:24px;
  --r-lg:28px;
  --r-img:20px;
  --shadow:0 18px 40px -22px rgba(36,26,56,.30);
  --shadow-hover:0 26px 52px -20px rgba(36,26,56,.34);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Segoe UI",sans-serif;
  background:var(--c-surface);
  color:var(--c-text);
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  padding-bottom:84px;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
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,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.01em;line-height:1.25;}
p{margin:0;}
ul,ol{margin:0;padding:0;}
::selection{background:rgba(192,71,143,.18);}
.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:640px){.container{padding-left:28px;padding-right:28px;}}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease,background .25s ease,backdrop-filter .25s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  box-shadow:0 14px 30px -24px rgba(36,26,56,.55);
}
.header-inner{display:flex;align-items:center;gap:20px;height:64px;}
@media (min-width:980px){.header-inner{height:72px;}}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--grad-brand);
  display:grid;place-items:center;
  box-shadow:0 10px 20px -12px rgba(107,63,160,.85);
  transition:transform .25s ease;
}
.brand:hover .brand-mark{transform:rotate(-6deg) scale(1.04);}
.brand-mark svg{width:20px;height:20px;fill:#fff;}
.brand-text{font-weight:800;font-size:16px;color:var(--c-ink);letter-spacing:.01em;}
@media (min-width:980px){.brand-text{font-size:17px;}}
.desktop-nav{display:none;align-items:center;gap:4px;margin-left:auto;}
@media (min-width:980px){.desktop-nav{display:flex;}}
.nav-link{
  position:relative;padding:9px 12px;font-size:15px;color:var(--c-text);
  border-radius:10px;transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--c-primary);background:#F5F0FA;}
.nav-link:focus-visible{outline:2px solid var(--c-gold);outline-offset:2px;}
.nav-link.is-active{color:var(--c-primary);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;
  border-radius:2px;background:var(--grad-brand);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:600;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{
  padding:13px 24px;font-size:15px;color:#fff;
  background:var(--grad-brand);
  box-shadow:0 14px 28px -16px rgba(107,63,160,.85);
}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 20px 34px -16px rgba(107,63,160,.9);}
.btn-primary:active{transform:translateY(0);filter:brightness(1);}
.btn-primary:focus-visible{outline:2px solid var(--c-gold);outline-offset:3px;}
.btn-ghost{
  padding:12px 22px;font-size:15px;color:var(--c-primary);
  background:#fff;border:1px solid var(--c-line);
}
.btn-ghost:hover{border-color:var(--c-primary);background:#F6F1FB;transform:translateY(-2px);}
.btn-ghost:focus-visible{outline:2px solid var(--c-gold);outline-offset:3px;}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}
.header-cta{margin-left:auto;flex:0 0 auto;}
@media (min-width:980px){.header-cta{margin-left:14px;}}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary);}
.link-arrow:hover{color:var(--c-accent);}
.link-arrow svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.8;transition:transform .2s ease;}
.link-arrow:hover svg{transform:translateX(3px);}
.link-arrow:focus-visible{outline:2px solid var(--c-gold);outline-offset:3px;border-radius:6px;}

/* ---------- 移动底部 Tab ---------- */
.mobile-tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  display:grid;grid-template-columns:repeat(5,1fr);
  background:rgba(255,255,255,.97);
  border-top:1px solid var(--c-line);
  padding:6px 4px calc(6px + env(safe-area-inset-bottom));
  box-shadow:0 -12px 30px -24px rgba(36,26,56,.6);
}
@media (min-width:980px){.mobile-tabbar{display:none;} body{padding-bottom:0;}}
.tab-item{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:6px 2px;border-radius:12px;font-size:11px;color:var(--c-muted);
  transition:color .2s ease,background .2s ease;
}
.tab-item svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.tab-item:hover{color:var(--c-primary);background:#F7F2FC;}
.tab-item:focus-visible{outline:2px solid var(--c-gold);outline-offset:2px;}
.tab-item.is-active{color:var(--c-primary);font-weight:600;}

/* ---------- 页面主体 ---------- */
.page-main{padding-top:24px;padding-bottom:56px;}
@media (min-width:1024px){.page-main{padding-top:32px;padding-bottom:72px;}}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--c-muted);
  overflow-x:auto;white-space:nowrap;padding:4px 0 6px;
  scrollbar-width:none;
}
.breadcrumb::-webkit-scrollbar{display:none;}
.breadcrumb a{transition:color .2s ease;}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:#C9C0D8;}
.breadcrumb .current{color:var(--c-text);max-width:300px;overflow:hidden;text-overflow:ellipsis;}

.article-head{padding:20px 0 0;}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.6;}
.badge-cat{background:#F2E9FB;color:var(--c-primary);border:1px solid #E3D6F3;}
.badge-soft{background:rgba(255,255,255,.14);color:#F4ECFB;border:1px solid rgba(255,255,255,.18);}
.article-head h1{
  font-size:clamp(26px,4.6vw,44px);
  line-height:1.22;
  margin:16px 0 16px;
  font-weight:800;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;font-size:13px;color:var(--c-muted);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C9C0D8;}
.rule-gradient{height:2px;border-radius:2px;background:linear-gradient(90deg,#6B3FA0,#C0478F,rgba(192,71,143,0));margin-top:22px;}

.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:40px;padding-top:34px;}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,760px) 300px;justify-content:space-between;gap:56px;}
}

/* ---------- 正文排版 ---------- */
.article-body{font-size:16px;line-height:1.9;color:var(--c-text);min-width:0;overflow-wrap:break-word;word-break:break-word;}
@media (max-width:640px){.article-body{font-size:15px;}}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  position:relative;font-size:23px;line-height:1.4;
  margin:2em 0 .75em;padding-left:14px;color:var(--c-ink);font-weight:700;
}
@media (min-width:768px){.article-body h2{font-size:26px;}}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:4px;background:var(--grad-brand);
}
.article-body h3{font-size:19px;margin:1.7em 0 .6em;color:var(--c-ink);font-weight:700;}
.article-body h4{font-size:17px;margin:1.5em 0 .5em;color:var(--c-ink-2);font-weight:600;}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:0;}
.article-body ul{list-style:none;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:.55em;}
.article-body ul li::before{
  content:"";position:absolute;left:3px;top:.78em;width:7px;height:7px;border-radius:50%;
  background:linear-gradient(115deg,#6B3FA0,#C0478F);
}
.article-body ol{list-style:none;counter-reset:artol;}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:.55em;counter-increment:artol;}
.article-body ol li::before{
  content:counter(artol,decimal-leading-zero);
  position:absolute;left:0;top:.15em;
  font-size:12px;font-weight:700;color:var(--c-accent);
  font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:#F5EFFA;
  border-radius:0 16px 16px 0;position:relative;color:#4A3A63;
}
.article-body blockquote::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:4px 0 0 4px;background:var(--grad-brand);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:1.4em auto;box-shadow:var(--shadow);}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:10px;}
.article-body a{color:var(--c-accent);font-weight:600;border-bottom:1px solid rgba(192,71,143,.35);transition:color .2s ease,border-color .2s ease;}
.article-body a:hover{color:var(--c-primary);border-color:var(--c-primary);}
.article-body a:focus-visible{outline:2px solid var(--c-gold);outline-offset:2px;border-radius:3px;}
.article-body strong{color:var(--c-ink-2);font-weight:700;}
.article-body hr{border:0;height:1px;background:var(--c-line);margin:2.2em 0;}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:14px;border-radius:14px;overflow:hidden;box-shadow:0 0 0 1px var(--c-line);}
.article-body th{background:#F6F1FB;color:var(--c-ink);text-align:left;font-weight:600;}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--c-line);}
.article-body tr:last-child td{border-bottom:0;}
.article-body code{background:#F3EEF8;border-radius:6px;padding:2px 6px;font-size:14px;color:#5B3C86;}

/* ---------- 侧栏 ---------- */
.article-aside{display:none;}
@media (min-width:1024px){
  .article-aside{display:block;}
  .aside-sticky{position:sticky;top:100px;display:grid;gap:18px;}
}
.aside-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--shadow);
}
.aside-card h2{font-size:16px;font-weight:700;margin-bottom:12px;}
.aside-card p{font-size:14px;line-height:1.8;color:var(--c-muted);margin-bottom:14px;}
.aside-list{list-style:none;display:grid;gap:10px;}
.aside-list li{position:relative;padding-left:18px;font-size:14px;line-height:1.75;color:var(--c-text);}
.aside-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:50%;
  background:linear-gradient(115deg,#6B3FA0,#C0478F);
}
.aside-card-cta{background:linear-gradient(160deg,#241A38,#17111F);border-color:transparent;}
.aside-card-cta h2{color:#fff;}
.aside-card-cta p{color:#BDB2CF;}
.aside-link{display:inline-flex;align-items:center;justify-content:center;width:100%;margin-top:12px;font-size:13px;font-weight:600;color:#EFE3FA;}
.aside-link:hover{color:var(--c-gold);}
.aside-link:focus-visible{outline:2px solid var(--c-gold);outline-offset:3px;border-radius:6px;}

/* ---------- 空态 ---------- */
.empty-state{
  background:#fff;border:1px dashed #DCCBF0;border-radius:var(--r-card);
  padding:48px 24px;text-align:center;
}
.empty-icon{
  width:64px;height:64px;margin:0 auto 18px;border-radius:20px;
  background:#F6F1FB;display:grid;place-items:center;
}
.empty-icon svg{width:30px;height:30px;stroke:var(--c-primary);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.empty-state h2{font-size:20px;margin-bottom:10px;}
.empty-state p{font-size:14px;color:var(--c-muted);margin-bottom:22px;}

/* ---------- 相关推荐 ---------- */
.section-block{margin-top:64px;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:26px;}
.section-head h2{font-size:24px;}
@media (min-width:1024px){.section-head h2{font-size:30px;}}
.section-head p{font-size:14px;color:var(--c-muted);margin-top:8px;max-width:620px;}
.rel-grid{display:grid;gap:20px;grid-template-columns:1fr;}
@media (min-width:640px){.rel-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.rel-grid{grid-template-columns:repeat(3,1fr);}}
.rel-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#DCCBF0;}
.rel-card:focus-visible{outline:2px solid var(--c-gold);outline-offset:3px;}
.rel-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--grad-brand);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.05);}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-tag{
  align-self:flex-start;font-size:12px;font-weight:600;color:var(--c-primary);
  background:#F2E9FB;border-radius:999px;padding:3px 10px;
}
.rel-body h3{font-size:17px;line-height:1.5;font-weight:700;}
.rel-body p{font-size:13px;color:var(--c-muted);line-height:1.75;}
.rel-more{margin-top:auto;font-size:13px;font-weight:600;color:var(--c-accent);display:inline-flex;align-items:center;gap:6px;}
.rel-card:hover .rel-more{color:var(--c-primary);}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;margin-top:64px;
  border-radius:var(--r-lg);background:var(--grad-dark);
  padding:38px 24px;color:#fff;
}
@media (min-width:768px){.cta-band{padding:52px 44px;}}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 18% 26%,rgba(255,255,255,.6) 0 1px,transparent 1.5px),
                   radial-gradient(circle at 72% 18%,rgba(255,255,255,.5) 0 1px,transparent 1.5px),
                   radial-gradient(circle at 86% 68%,rgba(255,255,255,.45) 0 1px,transparent 1.5px),
                   radial-gradient(circle at 38% 78%,rgba(255,255,255,.4) 0 1px,transparent 1.5px);
  opacity:.07;pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;bottom:-90px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(192,71,143,.55),transparent 68%);filter:blur(6px);pointer-events:none;
}
.cta-inner{position:relative;z-index:1;max-width:640px;}
.cta-inner h2{color:#fff;font-size:24px;line-height:1.35;margin-bottom:12px;}
@media (min-width:768px){.cta-inner h2{font-size:32px;}}
.cta-inner p{color:#C6BCD8;font-size:15px;line-height:1.85;margin-bottom:24px;}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px 20px;}
.cta-link{font-size:14px;font-weight:600;color:#F4E9FB;display:inline-flex;align-items:center;gap:6px;}
.cta-link:hover{color:var(--c-gold);}
.cta-link:focus-visible{outline:2px solid var(--c-gold);outline-offset:3px;border-radius:6px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--grad-dark);color:#CFC7DC;margin-top:72px;padding:52px 0 22px;}
.footer-grid{display:grid;gap:30px;grid-template-columns:1fr;}
@media (min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;}}
.site-footer .brand-text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.85;color:#B6ADC6;margin-top:14px;max-width:330px;}
.footer-col h3{
  position:relative;font-size:14px;font-weight:600;color:#fff;
  padding-left:12px;margin-bottom:14px;
}
.footer-col h3::before{
  content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;border-radius:3px;background:var(--c-gold);
}
.footer-col ul{list-style:none;display:grid;gap:9px;font-size:14px;}
.footer-col a{color:#B6ADC6;transition:color .2s ease;}
.footer-col a:hover{color:var(--c-gold);}
.footer-col a:focus-visible{outline:2px solid var(--c-gold);outline-offset:3px;border-radius:4px;}
.footer-col p{font-size:14px;color:#B6ADC6;line-height:1.85;}
.footer-bottom{
  margin-top:34px;padding-top:18px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:#8E85A0;
}

/* ---------- 弹层 ---------- */
.modal-mask{
  position:fixed;inset:0;z-index:120;
  background:rgba(23,17,31,.55);
  display:flex;align-items:flex-end;justify-content:center;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
  padding:0;
}
@media (min-width:640px){.modal-mask{align-items:center;padding:24px;}}
.modal-mask.is-open{opacity:1;visibility:visible;}
.modal-card{
  position:relative;width:100%;max-width:520px;
  background:#fff;border-radius:28px 28px 0 0;
  padding:26px 22px calc(26px + env(safe-area-inset-bottom));
  transform:translateY(24px);transition:transform .3s cubic-bezier(.22,.9,.32,1);
  max-height:92vh;overflow-y:auto;
}
@media (min-width:640px){.modal-card{border-radius:28px;padding:30px;transform:translateY(10px) scale(.98);}}
.modal-mask.is-open .modal-card{transform:translateY(0) scale(1);}
.modal-close{
  position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:50%;
  background:#F5F0FA;color:var(--c-primary);font-size:20px;line-height:1;
  display:grid;place-items:center;transition:background .2s ease,color .2s ease;
}
.modal-close:hover{background:#EBE1F6;color:var(--c-accent);}
.modal-close:focus-visible{outline:2px solid var(--c-gold);outline-offset:2px;}
.modal-card h3{font-size:21px;margin-bottom:8px;}
.modal-sub{font-size:13px;color:var(--c-muted);line-height:1.75;margin-bottom:20px;}
.lead-form{display:grid;gap:14px;}
.lead-form label{display:block;font-size:13px;font-weight:600;color:var(--c-ink-2);}
.lead-form input[type="text"],.lead-form select{
  width:100%;height:48px;margin-top:7px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:14px;background:#FDFCFB;
  font-size:15px;font-weight:400;color:var(--c-text);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.lead-form input[type="text"]:focus,.lead-form select:focus{
  outline:none;border-color:var(--c-primary);background:#fff;
  box-shadow:0 0 0 3px rgba(107,63,160,.14);
}
.lead-form .check{
  display:flex;align-items:flex-start;gap:9px;
  font-size:12.5px;font-weight:400;color:var(--c-muted);line-height:1.7;
}
.lead-form .check input{margin-top:4px;width:16px;height:16px;accent-color:var(--c-primary);flex:0 0 auto;}
.lead-form .btn{margin-top:4px;}

/* roulang page: category3 */
:root{
    --c-ink:#17111F;
    --c-ink2:#241A38;
    --c-primary:#6B3FA0;
    --c-accent:#C0478F;
    --c-gold:#F2B233;
    --c-surface:#FAF7F3;
    --c-card:#FFFFFF;
    --c-line:#EAE4F2;
    --c-body:#4A4358;
    --c-muted:#7C7490;
    --grad:linear-gradient(115deg,#6B3FA0,#C0478F);
    --grad-dark:linear-gradient(160deg,#241A38,#17111F);
    --r-xl:32px;
    --r-lg:28px;
    --r-md:20px;
    --r-sm:14px;
    --shadow:0 18px 40px -22px rgba(36,26,56,.30);
    --shadow-hover:0 26px 52px -20px rgba(36,26,56,.34);
    --container:1200px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.85;
    color:var(--c-body);
    background:var(--c-surface);
    -webkit-font-smoothing:antialiased;
    padding-bottom:calc(84px + env(safe-area-inset-bottom));
  }
  @media (min-width:1024px){ body{padding-bottom:0} }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font:inherit;cursor:pointer}
  h1,h2,h3,h4,p,ul,ol{margin:0}
  ul,ol{padding:0;list-style:none}
  ::selection{background:rgba(107,63,160,.18)}
  :focus-visible{outline:2px solid var(--c-gold);outline-offset:2px;border-radius:6px}

  .container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
  @media (min-width:640px){ .container{padding:0 28px} }
  @media (min-width:1024px){ .container{padding:0 32px} }

  .section{padding:56px 0}
  @media (min-width:1024px){ .section{padding:96px 0} }

  /* ---------- header ---------- */
  .site-header{
    position:sticky;top:0;z-index:80;
    background:rgba(255,255,255,.92);
    border-bottom:1px solid var(--c-line);
    transition:box-shadow .25s ease,backdrop-filter .25s ease;
  }
  .site-header.is-scrolled{box-shadow:0 12px 30px -24px rgba(36,26,56,.55);backdrop-filter:blur(8px)}
  .header-inner{display:flex;align-items:center;gap:20px;height:72px}
  .brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
  .brand-mark{
    width:36px;height:36px;border-radius:12px;
    background:var(--grad);display:grid;place-items:center;
    box-shadow:0 10px 20px -12px rgba(107,63,160,.9);
  }
  .brand-mark svg{width:20px;height:20px;fill:#fff}
  .brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--c-ink)}
  .desktop-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
  .nav-link{
    position:relative;padding:8px 14px;border-radius:10px;
    font-size:15px;color:var(--c-body);transition:color .2s ease,background .2s ease;
  }
  .nav-link:hover{color:var(--c-primary);background:#F5F0FB}
  .nav-link:active{background:#EDE4F7}
  .nav-link.is-active{color:var(--c-primary);font-weight:600}
  .nav-link.is-active::after{
    content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;
    border-radius:2px;background:var(--grad);
  }
  .header-cta{flex-shrink:0;margin-left:8px}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:999px;border:1px solid transparent;
    font-weight:600;letter-spacing:.01em;line-height:1;
    padding:14px 28px;font-size:15px;
    transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  }
  .btn-primary{
    background:var(--grad);color:#fff;
    box-shadow:0 16px 32px -18px rgba(107,63,160,.85);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 40px -18px rgba(107,63,160,.95);filter:brightness(1.06)}
  .btn-primary:active{transform:translateY(0);box-shadow:0 10px 22px -16px rgba(107,63,160,.8)}
  .btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line)}
  .btn-ghost:hover{border-color:var(--c-primary);background:#F7F2FC;color:var(--c-primary);transform:translateY(-2px)}
  .btn-ghost:active{transform:translateY(0)}
  .btn-sm{padding:10px 20px;font-size:14px}
  .btn-lg{padding:16px 34px;font-size:16px}

  .link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-primary);font-size:15px;transition:gap .2s ease,color .2s ease}
  .link-arrow:hover{gap:10px;color:var(--c-accent)}

  /* ---------- crumbs ---------- */
  .crumbs{background:#fff;border-bottom:1px solid var(--c-line)}
  .crumb-inner{display:flex;align-items:center;gap:8px;height:52px;font-size:13px;color:var(--c-muted);overflow-x:auto;white-space:nowrap;scrollbar-width:none}
  .crumb-inner::-webkit-scrollbar{display:none}
  .crumb-inner a{color:var(--c-muted);transition:color .2s ease}
  .crumb-inner a:hover{color:var(--c-primary)}
  .crumb-inner .sep{opacity:.55}
  .crumb-inner .current{color:var(--c-ink);font-weight:600}

  /* ---------- hero ---------- */
  .hero{
    position:relative;overflow:hidden;color:#fff;
    background-image:linear-gradient(115deg,rgba(36,26,56,.94),rgba(23,17,31,.88)),url("/assets/images/backpic/back-2.webp");
    background-size:cover;background-position:center;
  }
  .hero::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:radial-gradient(rgba(255,255,255,.55) 1px,transparent 1px);
    background-size:34px 34px;opacity:.07;
  }
  .hero-inner{position:relative;z-index:2;padding:56px 0 60px}
  @media (min-width:1024px){ .hero-inner{padding:76px 0 84px} }
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:7px 16px;border-radius:999px;
    background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
    font-size:13px;letter-spacing:.04em;color:rgba(255,255,255,.9);
  }
  .eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--c-gold)}
  .hero h1{
    margin-top:22px;
    font-size:30px;line-height:1.18;font-weight:800;letter-spacing:-.01em;
    max-width:20em;
  }
  @media (min-width:768px){ .hero h1{font-size:40px} }
  @media (min-width:1024px){ .hero h1{font-size:52px;line-height:1.15} }
  .grad-text{background:linear-gradient(115deg,#F2B233,#C0478F 60%,#B69BEA);-webkit-background-clip:text;background-clip:text;color:transparent}
  .hero-sub{margin-top:18px;font-size:16px;color:rgba(255,255,255,.78);max-width:34em}
  @media (min-width:1024px){ .hero-sub{font-size:17px} }
  .hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:30px}
  .hero-actions .link-arrow{color:#fff}
  .hero-actions .link-arrow:hover{color:var(--c-gold)}
  .hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:38px}
  .stat-chip{
    display:flex;flex-direction:column;gap:2px;
    padding:12px 20px;border-radius:16px;
    background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);
    min-width:132px;
  }
  .stat-chip b{font-size:22px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
  .stat-chip b span{font-size:13px;font-weight:600;color:var(--c-gold);margin-left:3px}
  .stat-chip em{font-style:normal;font-size:12px;color:rgba(255,255,255,.66)}

  /* ---------- section heading ---------- */
  .sec-head{max-width:760px;margin-bottom:34px}
  .sec-tag{
    display:inline-flex;align-items:center;gap:7px;
    font-size:13px;font-weight:600;color:var(--c-primary);letter-spacing:.05em;
  }
  .sec-tag::before{content:"";width:16px;height:2px;border-radius:2px;background:var(--grad)}
  .sec-head h2{
    margin-top:12px;font-size:24px;line-height:1.28;font-weight:800;
    color:var(--c-ink);letter-spacing:-.01em;
  }
  @media (min-width:1024px){ .sec-head h2{font-size:34px} }
  .sec-head p{margin-top:14px;color:var(--c-muted);font-size:15px}

  /* ---------- feature big card ---------- */
  .feature-card{
    display:grid;gap:0;overflow:hidden;
    background:var(--c-card);border:1px solid var(--c-line);
    border-radius:var(--r-xl);box-shadow:var(--shadow);
    transition:box-shadow .25s ease,transform .25s ease;
  }
  .feature-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
  @media (min-width:1024px){ .feature-card{grid-template-columns:1.05fr 1fr} }
  .feature-media{position:relative;min-height:240px;background:var(--grad)}
  .feature-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
  @media (min-width:1024px){ .feature-media{min-height:100%} }
  .feature-body{padding:28px 24px}
  @media (min-width:1024px){ .feature-body{padding:44px 40px} }
  .tag{
    display:inline-block;padding:5px 12px;border-radius:999px;
    font-size:12px;font-weight:600;letter-spacing:.03em;
    background:#F5EEFB;color:var(--c-primary);
  }
  .tag-gold{background:#FDF3DE;color:#9A6B0C}
  .feature-body h3{margin-top:16px;font-size:22px;line-height:1.4;font-weight:800;color:var(--c-ink)}
  @media (min-width:1024px){ .feature-body h3{font-size:27px} }
  .feature-body p{margin-top:14px;color:var(--c-body);font-size:15px}

  .check-list{margin-top:22px;display:grid;gap:10px}
  .check-list li{
    display:flex;gap:10px;align-items:flex-start;
    font-size:14.5px;color:var(--c-body);
  }
  .check-list li::before{
    content:"";flex:0 0 auto;width:8px;height:8px;margin-top:9px;border-radius:50%;
    background:var(--grad);
  }

  /* ---------- mini card grid ---------- */
  .grid-cards{display:grid;gap:22px;grid-template-columns:1fr;margin-top:28px}
  @media (min-width:640px){ .grid-cards{grid-template-columns:repeat(2,1fr)} }
  @media (min-width:1024px){ .grid-cards{grid-template-columns:repeat(2,1fr);gap:24px} }
  .mini-card{
    display:flex;flex-direction:column;overflow:hidden;
    background:var(--c-card);border:1px solid var(--c-line);
    border-radius:var(--r-lg);box-shadow:var(--shadow);
    transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
  }
  .mini-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:#DCCEEF}
  .mini-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--grad)}
  .mini-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
  .mini-card:hover .mini-media img{transform:scale(1.05)}
  .mini-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
  .mini-body h3{font-size:18px;font-weight:700;color:var(--c-ink);line-height:1.45}
  .mini-body p{font-size:14.5px;color:var(--c-muted);flex:1}
  .mini-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--c-muted)}
  .mini-meta .dotsep{width:3px;height:3px;border-radius:50%;background:#CFC6DE}

  /* ---------- steps ---------- */
  .steps{margin-top:30px;position:relative;display:grid;gap:20px}
  .step{
    display:flex;gap:18px;align-items:flex-start;
    padding:22px 24px;border-radius:var(--r-md);
    background:#fff;border:1px solid var(--c-line);
    transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
  }
  .step:hover{border-color:#D9C9EE;box-shadow:var(--shadow);transform:translateY(-2px)}
  .step-num{
    flex:0 0 auto;width:40px;height:40px;border-radius:50%;
    display:grid;place-items:center;font-weight:800;font-size:15px;color:#fff;
    background:var(--grad);font-variant-numeric:tabular-nums;
    box-shadow:0 12px 22px -14px rgba(107,63,160,.9);
  }
  .step-body h3{font-size:17px;font-weight:700;color:var(--c-ink)}
  .step-body p{margin-top:8px;font-size:14.5px;color:var(--c-muted)}

  /* ---------- info panel ---------- */
  .panel{
    margin-top:30px;
    padding:30px 24px;border-radius:var(--r-lg);
    background:#fff;border:1px solid var(--c-line);box-shadow:var(--shadow);
  }
  @media (min-width:1024px){ .panel{padding:40px} }
  .panel-grid{display:grid;gap:18px;margin-top:22px}
  @media (min-width:640px){ .panel-grid{grid-template-columns:repeat(2,1fr)} }
  .panel-item{
    padding:18px 20px;border-radius:var(--r-sm);
    background:var(--c-surface);border:1px solid var(--c-line);
  }
  .panel-item h4{font-size:15px;font-weight:700;color:var(--c-ink);display:flex;align-items:center;gap:8px}
  .panel-item h4 span{
    display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;
    background:var(--grad);color:#fff;font-size:12px;font-weight:700;
  }
  .panel-item p{margin-top:8px;font-size:14px;color:var(--c-muted)}

  /* ---------- faq ---------- */
  .faq-wrap{margin-top:30px;max-width:900px}
  .faq-item{
    background:#fff;border:1px solid var(--c-line);border-radius:18px;
    margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
  }
  .faq-item:hover{border-color:#D9C9EE}
  .faq-item[open]{border-color:#D9C9EE;box-shadow:var(--shadow)}
  .faq-item summary{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:20px 22px;cursor:pointer;list-style:none;
    font-size:16px;font-weight:600;color:var(--c-ink);
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-icon{
    flex:0 0 auto;width:28px;height:28px;border-radius:50%;
    display:grid;place-items:center;background:#F5EEFB;color:var(--c-primary);
    font-size:18px;font-weight:700;line-height:1;
    transition:transform .2s ease,background .2s ease;
  }
  .faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--grad);color:#fff}
  .faq-answer{padding:0 22px 22px;font-size:15px;color:var(--c-body);line-height:1.8}

  /* ---------- cta band ---------- */
  .cta-band{
    position:relative;overflow:hidden;
    border-radius:var(--r-lg);padding:38px 26px;
    background:linear-gradient(115deg,#6B3FA0,#C0478F);
    color:#fff;box-shadow:0 26px 56px -30px rgba(107,63,160,.9);
  }
  .cta-band::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:radial-gradient(rgba(255,255,255,.6) 1px,transparent 1px);
    background-size:30px 30px;opacity:.09;
  }
  @media (min-width:1024px){ .cta-band{padding:52px 56px} }
  .cta-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:22px}
  @media (min-width:1024px){ .cta-inner{flex-direction:row;align-items:center;justify-content:space-between} }
  .cta-band h2{font-size:22px;font-weight:800;line-height:1.35;letter-spacing:-.01em}
  @media (min-width:1024px){ .cta-band h2{font-size:29px} }
  .cta-band p{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.84);max-width:34em}
  .cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;flex-shrink:0}
  .cta-band .btn-ghost{background:#fff;border-color:transparent;color:var(--c-primary)}
  .cta-band .btn-ghost:hover{background:#FBF6FF;color:var(--c-accent)}
  .cta-band .link-arrow{color:#fff}
  .cta-band .link-arrow:hover{color:var(--c-gold)}

  /* ---------- footer ---------- */
  .site-footer{background:var(--grad-dark);color:rgba(255,255,255,.72);padding:56px 0 26px;margin-top:0}
  .footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
  @media (min-width:768px){ .footer-grid{grid-template-columns:repeat(2,1fr)} }
  @media (min-width:1024px){ .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px} }
  .footer-brand .brand-text{color:#fff}
  .footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:24em}
  .footer-col h3{
    position:relative;font-size:14px;font-weight:600;color:#fff;
    padding-left:12px;margin-bottom:16px;
  }
  .footer-col h3::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:14px;border-radius:2px;background:var(--c-gold)}
  .footer-col ul{display:grid;gap:10px}
  .footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s ease}
  .footer-col a:hover{color:var(--c-gold)}
  .footer-col p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.8}
  .footer-bottom{
    margin-top:38px;padding-top:20px;
    border-top:1px solid rgba(255,255,255,.14);
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
    font-size:13px;color:rgba(255,255,255,.5);
  }

  /* ---------- mobile tab ---------- */
  .mobile-tab{
    position:fixed;left:0;right:0;bottom:0;z-index:90;
    display:grid;grid-template-columns:repeat(5,1fr);
    background:rgba(255,255,255,.97);
    border-top:1px solid var(--c-line);
    padding-bottom:env(safe-area-inset-bottom);
    box-shadow:0 -10px 28px -22px rgba(36,26,56,.6);
  }
  .tab-item{
    position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    height:60px;font-size:11px;color:var(--c-muted);
    transition:color .2s ease,background .2s ease;
  }
  .tab-item svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
  .tab-item:active{background:#F5F0FB}
  .tab-item.is-active{color:var(--c-primary);font-weight:600}
  .tab-item.is-active::before{
    content:"";position:absolute;top:5px;width:4px;height:4px;border-radius:50%;background:var(--c-primary);
  }
  @media (min-width:1024px){ .mobile-tab{display:none} }

  @media (max-width:1023px){
    .desktop-nav{display:none}
    .header-inner{justify-content:space-between}
    .header-cta{margin-left:auto}
  }
  @media (max-width:520px){
    .brand-text{font-size:15px}
    .hero-actions{gap:12px}
    .hero-actions .btn-lg{padding:14px 26px;font-size:15px}
    .stat-chip{min-width:0;flex:1 1 44%}
    .feature-body{padding:24px 20px}
    .faq-item summary{padding:18px 18px;font-size:15px}
    .faq-answer{padding:0 18px 20px}
  }

/* roulang page: category2 */
:root{
  --c-primary:#6B3FA0;
  --c-primary-soft:#8B5FC0;
  --c-accent:#C0478F;
  --c-gold:#F2B233;
  --c-ink:#17111F;
  --c-ink-2:#241A38;
  --c-surface:#FAF7F3;
  --c-card:#FFFFFF;
  --c-line:#EAE4F2;
  --c-text:#241E2E;
  --c-muted:#4A4358;
  --c-ok:#2E9E7E;
  --c-warn:#C43D5B;
  --grad-brand:linear-gradient(115deg,#6B3FA0,#C0478F);
  --grad-dark:linear-gradient(160deg,#241A38,#17111F);
  --radius-card:24px;
  --radius-lg:28px;
  --shadow-1:0 18px 40px -22px rgba(36,26,56,.30);
  --shadow-2:0 26px 52px -20px rgba(36,26,56,.34);
  --maxw:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:92px;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-text);
  background:var(--c-surface);
  -webkit-font-smoothing:antialiased;
}
body.lock{overflow:hidden;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--c-ink);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-gold);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding-left:20px;padding-right:20px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.92);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease,backdrop-filter .25s ease,background .25s ease;
}
.site-header.is-scrolled{
  box-shadow:0 10px 26px -18px rgba(36,26,56,.45);
  backdrop-filter:blur(8px);
  background:rgba(255,255,255,.96);
}
.header-inner{
  display:flex;align-items:center;gap:20px;
  min-height:72px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--grad-brand);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 10px 20px -12px rgba(107,63,160,.9);
}
.brand-mark svg{width:20px;height:20px;fill:#fff;}
.brand-text{
  font-weight:800;font-size:17px;letter-spacing:-.01em;
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  white-space:nowrap;
}
.desktop-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;display:inline-block;
  padding:8px 12px;font-size:15px;color:var(--c-muted);
  border-radius:10px;transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-link:hover{color:var(--c-primary);background:rgba(107,63,160,.07);}
.nav-link.is-active{color:var(--c-ink);font-weight:700;}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  border-radius:2px;background:var(--grad-brand);
}
.header-cta{flex-shrink:0;margin-left:8px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;
  font-weight:700;font-size:15px;line-height:1;
  padding:14px 26px;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
  background:var(--grad-brand);color:#fff;
  box-shadow:0 14px 28px -16px rgba(107,63,160,.85);
}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 20px 34px -16px rgba(107,63,160,.9);}
.btn-primary:active{transform:translateY(0);box-shadow:0 10px 20px -16px rgba(107,63,160,.9);}
.btn-ghost{
  background:#fff;color:var(--c-ink);border-color:var(--c-line);
  box-shadow:0 10px 24px -22px rgba(36,26,56,.5);
}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:#F6F1FB;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;transform:none;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:700;font-size:15px;color:var(--c-primary);
  transition:gap .2s ease,color .2s ease;
}
.link-arrow:hover{gap:10px;color:var(--c-accent);}
.link-arrow span{transition:transform .2s ease;}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--c-muted);
  padding:22px 0 0;overflow-x:auto;white-space:nowrap;
  scrollbar-width:none;
}
.breadcrumb::-webkit-scrollbar{display:none;}
.breadcrumb a{color:var(--c-muted);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:#B9AFCB;}
.breadcrumb .cur{color:var(--c-ink);font-weight:600;}

/* ============ 页面 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:26px 0 56px;
  background:
    radial-gradient(circle at 14% 18%,rgba(107,63,160,.10),transparent 46%),
    radial-gradient(circle at 86% 8%,rgba(192,71,143,.10),transparent 44%),
    var(--c-surface);
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
  background-image:radial-gradient(#6B3FA0 1px,transparent 1px);
  background-size:26px 26px;
}
.hero-grid{
  position:relative;
  display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center;
  margin-top:20px;
}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:rgba(107,63,160,.10);color:var(--c-primary);
  font-size:13px;font-weight:700;letter-spacing:.02em;
}
.pill .dot{width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
.page-hero h1{
  font-size:clamp(30px,5vw,52px);line-height:1.16;
  margin:18px 0 16px;font-weight:800;
}
.page-hero h1 .grad{
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;color:var(--c-muted);max-width:520px;line-height:1.8;}
.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:28px;}
.hero-figure{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-1);background:var(--grad-brand);
}
.hero-figure img{width:100%;height:320px;object-fit:cover;}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(23,17,31,0) 45%,rgba(23,17,31,.35));
}
.hero-stats{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px;}
.hero-stat{
  background:#fff;border:1px solid var(--c-line);border-radius:16px;
  padding:12px 16px;box-shadow:0 12px 26px -24px rgba(36,26,56,.6);
}
.hero-stat b{display:block;font-size:19px;font-variant-numeric:tabular-nums;color:var(--c-primary);line-height:1.3;}
.hero-stat span{font-size:12px;color:var(--c-muted);}

/* ============ 板块通用 ============ */
.section{padding:64px 0;}
.section-alt{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:34px;flex-wrap:wrap;
}
.section-head.center{flex-direction:column;align-items:center;text-align:center;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:.14em;
  color:var(--c-accent);text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{font-size:clamp(24px,3.4vw,34px);line-height:1.25;}
.section-note{font-size:15px;color:var(--c-muted);max-width:460px;}

/* ============ 公告序列 ============ */
.notice-list{display:flex;flex-direction:column;gap:18px;}
.notice-card{
  display:grid;grid-template-columns:112px 1fr auto;gap:24px;align-items:center;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
  padding:24px 26px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.notice-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(107,63,160,.35);}
.notice-card.is-current{border-color:rgba(107,63,160,.45);background:linear-gradient(180deg,#FBF8FF,#fff 62%);}
.notice-ver{display:flex;flex-direction:column;gap:4px;}
.notice-ver b{
  font-size:22px;font-variant-numeric:tabular-nums;line-height:1.1;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.notice-ver span{font-size:12px;color:var(--c-muted);letter-spacing:.06em;}
.notice-main h3{font-size:18px;margin-bottom:6px;}
.notice-main p{font-size:14.5px;color:var(--c-muted);line-height:1.75;}
.notice-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px;}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(107,63,160,.09);color:var(--c-primary);
}
.tag-live{background:rgba(46,158,126,.12);color:var(--c-ok);}
.tag-soon{background:rgba(242,178,51,.18);color:#8A6100;}
.tag-old{background:rgba(74,67,88,.10);color:var(--c-muted);}
.notice-meta{text-align:right;display:flex;flex-direction:column;gap:8px;align-items:flex-end;}
.notice-date{font-size:14px;font-variant-numeric:tabular-nums;color:var(--c-ink);font-weight:700;}
.notice-meta small{font-size:12px;color:var(--c-muted);}

/* ============ 图文交替 ============ */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;
  margin-bottom:56px;
}
.split:last-child{margin-bottom:0;}
.split.reverse .split-media{order:2;}
.split-media{
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-1);background:var(--grad-brand);
}
.split-media img{width:100%;height:300px;object-fit:cover;transition:transform .5s ease;}
.split:hover .split-media img{transform:scale(1.03);}
.split-body h3{font-size:clamp(20px,2.6vw,26px);margin-bottom:14px;line-height:1.35;}
.split-body p{font-size:15.5px;color:var(--c-muted);line-height:1.85;margin-bottom:16px;}
.tick-list{display:flex;flex-direction:column;gap:11px;}
.tick-list li{
  position:relative;padding-left:28px;font-size:14.5px;color:var(--c-text);line-height:1.75;
}
.tick-list li::before{
  content:"";position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:50%;
  background:rgba(107,63,160,.12);
}
.tick-list li::after{
  content:"";position:absolute;left:5px;top:13.5px;width:6px;height:6px;border-radius:50%;
  background:var(--grad-brand);
}

/* ============ 核对记录 ============ */
.log-list{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-1);
}
.log-row{
  display:grid;grid-template-columns:110px 1fr auto;gap:20px;align-items:center;
  padding:20px 26px;border-bottom:1px solid var(--c-line);
  transition:background .2s ease;
}
.log-row:last-child{border-bottom:none;}
.log-row:hover{background:#FBF8FF;}
.log-date{
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--c-primary);
}
.log-text strong{display:block;font-size:15.5px;color:var(--c-ink);margin-bottom:2px;}
.log-text span{font-size:13.5px;color:var(--c-muted);}
.status{
  font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;white-space:nowrap;
  background:rgba(46,158,126,.12);color:var(--c-ok);
}
.status.neutral{background:rgba(74,67,88,.10);color:var(--c-muted);}

/* ============ 深色数据带 ============ */
.data-band{
  position:relative;overflow:hidden;color:#fff;
  background:var(--grad-dark);
  border-radius:0;
  padding:72px 0;
}
.data-band::before{
  content:"";position:absolute;inset:0;opacity:.07;pointer-events:none;
  background-image:radial-gradient(#F2B233 1px,transparent 1px);
  background-size:30px 30px;
}
.data-band h2{color:#fff;font-size:clamp(24px,3.4vw,34px);}
.data-band .section-note{color:rgba(255,255,255,.66);}
.data-band .eyebrow{color:var(--c-gold);}
.stat-row{
  position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px;
}
.stat{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);
  border-radius:20px;padding:24px 22px;
  transition:background .2s ease,transform .2s ease,border-color .2s ease;
}
.stat:hover{background:rgba(255,255,255,.11);transform:translateY(-3px);border-color:rgba(242,178,51,.4);}
.stat-num{
  font-size:clamp(30px,4vw,42px);font-weight:800;line-height:1.1;
  font-variant-numeric:tabular-nums;color:var(--c-gold);letter-spacing:-.02em;
}
.stat-num i{font-style:normal;font-size:15px;margin-left:4px;color:rgba(255,255,255,.75);font-weight:600;}
.stat-label{margin-top:10px;font-size:13.5px;color:rgba(255,255,255,.72);line-height:1.7;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:20px;
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(107,63,160,.3);}
.faq-item.is-open{border-color:rgba(107,63,160,.4);box-shadow:0 16px 34px -26px rgba(36,26,56,.6);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:none;border:none;cursor:pointer;text-align:left;
  padding:20px 24px;font-size:16px;font-weight:700;color:var(--c-ink);line-height:1.6;
}
.faq-icon{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  background:rgba(107,63,160,.10);color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--grad-brand);color:#fff;}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .25s ease;}
.faq-item.is-open .faq-a{grid-template-rows:1fr;}
.faq-a > div{overflow:hidden;}
.faq-a p{padding:0 24px 22px;font-size:15px;color:var(--c-muted);line-height:1.85;}

/* ============ 轻量 CTA ============ */
.cta-band{padding:0 0 72px;}
.cta-inner{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  background:var(--grad-dark);
  color:#fff;padding:44px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--shadow-2);
}
.cta-inner::before{
  content:"";position:absolute;inset:0;opacity:.08;pointer-events:none;
  background-image:radial-gradient(#F2B233 1px,transparent 1px);
  background-size:28px 28px;
}
.cta-inner h2{
  position:relative;color:#fff;font-size:clamp(21px,2.9vw,28px);line-height:1.35;
}
.cta-inner p{position:relative;margin-top:8px;font-size:14.5px;color:rgba(255,255,255,.7);max-width:560px;}
.cta-actions{position:relative;display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.cta-actions .link-arrow{color:#F2B233;}
.cta-actions .link-arrow:hover{color:#fff;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-ink);color:rgba(255,255,255,.68);
  padding:56px 0 26px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;
}
.footer-brand .brand-text{
  background:linear-gradient(115deg,#B98BE0,#E58BBE);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;max-width:320px;color:rgba(255,255,255,.62);}
.footer-col h3{
  position:relative;color:#fff;font-size:14px;font-weight:700;
  padding-left:12px;margin-bottom:16px;
}
.footer-col h3::before{
  content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;border-radius:2px;
  background:var(--c-gold);
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li{font-size:14px;line-height:1.7;}
.footer-col a{color:rgba(255,255,255,.66);transition:color .2s ease,padding-left .2s ease;}
.footer-col a:hover{color:var(--c-gold);padding-left:3px;}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);}
.footer-bottom{
  margin-top:40px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 移动底部 Tab ============ */
.mobile-tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(255,255,255,.97);
  border-top:1px solid var(--c-line);
  box-shadow:0 -10px 28px -20px rgba(36,26,56,.5);
  padding:6px 4px calc(6px + env(safe-area-inset-bottom));
}
.tab-item{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:6px 2px;border-radius:12px;color:var(--c-muted);
  font-size:11px;line-height:1.2;position:relative;
  transition:color .2s ease,background .2s ease;
}
.tab-item svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.tab-item:hover,.tab-item:active{color:var(--c-primary);background:rgba(107,63,160,.06);}
.tab-item.is-active{color:var(--c-primary);font-weight:700;}
.tab-item.is-active::before{
  content:"";position:absolute;top:0;width:4px;height:4px;border-radius:50%;
  background:var(--c-accent);
}

/* ============ 响应式 ============ */
@media (min-width:640px){
  .container{padding-left:28px;padding-right:28px;}
}
@media (min-width:1024px){
  .container{padding-left:32px;padding-right:32px;}
  .section{padding:96px 0;}
  .footer-grid{gap:48px;}
}
@media (max-width:1023px){
  .desktop-nav{
    gap:0;overflow-x:auto;scrollbar-width:none;
    -ms-overflow-style:none;
  }
  .desktop-nav::-webkit-scrollbar{display:none;}
  .nav-link{font-size:14px;padding:8px 10px;}
  .header-cta{padding:10px 16px;font-size:13.5px;}
}
@media (max-width:860px){
  .desktop-nav{display:none;}
  .header-cta{margin-left:auto;}
  .mobile-tabbar{display:flex;}
  body{padding-bottom:calc(84px + env(safe-area-inset-bottom));}
  .hero-grid{grid-template-columns:1fr;gap:30px;}
  .hero-figure img{height:240px;}
  .split{grid-template-columns:1fr;gap:26px;margin-bottom:44px;}
  .split.reverse .split-media{order:0;}
  .split-media img{height:230px;}
  .notice-card{grid-template-columns:1fr;gap:14px;}
  .notice-ver{flex-direction:row;align-items:baseline;gap:10px;}
  .notice-meta{align-items:flex-start;text-align:left;}
  .log-row{grid-template-columns:1fr;gap:8px;}
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-inner{padding:34px 24px;}
}
@media (max-width:520px){
  .section{padding:52px 0;}
  .page-hero{padding:20px 0 44px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions{gap:14px;}
  .hero-actions .btn{width:100%;}
  .hero-actions .link-arrow{width:100%;justify-content:flex-start;}
  .notice-card{padding:20px;}
  .log-row{padding:16px 18px;}
  .stat-row{grid-template-columns:1fr;}
  .faq-q{padding:16px 18px;font-size:15px;}
  .faq-a p{padding:0 18px 18px;font-size:14.5px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .brand-text{font-size:15px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category4 */
:root{
  --c-primary:#6B3FA0;
  --c-primary-soft:#F3EDF9;
  --c-accent:#C0478F;
  --c-gold:#F2B233;
  --c-ink:#17111F;
  --c-ink-2:#241A38;
  --c-surface:#FAF7F3;
  --c-card:#FFFFFF;
  --c-line:#EAE4F2;
  --c-text:#4A4358;
  --c-muted:#7C7488;
  --grad-brand:linear-gradient(115deg,#6B3FA0,#C0478F);
  --grad-dark:linear-gradient(160deg,#241A38,#17111F);
  --radius-xl:30px;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow-1:0 18px 40px -22px rgba(36,26,56,.30);
  --shadow-2:0 26px 52px -20px rgba(36,26,56,.34);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-surface);
  -webkit-font-smoothing:antialiased;
  padding-bottom:calc(84px + env(safe-area-inset-bottom));
}
@media(min-width:1024px){body{padding-bottom:0;}}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:20px;padding-right:20px;}
@media(min-width:768px){.container{padding-left:28px;padding-right:28px;}}
@media(min-width:1280px){.container{padding-left:32px;padding-right:32px;}}
.section{padding-top:56px;padding-bottom:56px;}
@media(min-width:1024px){.section{padding-top:96px;padding-bottom:96px;}}
.section-head{max-width:760px;margin-bottom:28px;}
.section-head h2{font-size:24px;line-height:1.3;font-weight:800;color:var(--c-ink);letter-spacing:-.01em;}
@media(min-width:1024px){.section-head h2{font-size:34px;}}
.section-head p{margin-top:12px;font-size:15px;color:var(--c-muted);}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--c-primary);background:#fff;border:1px solid var(--c-line);border-radius:999px;padding:6px 14px;margin-bottom:16px;}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--grad-brand);}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);border-bottom:1px solid var(--c-line);transition:box-shadow .25s,backdrop-filter .25s;}
.site-header.is-scrolled{box-shadow:0 12px 30px -22px rgba(36,26,56,.55);backdrop-filter:blur(8px);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;color:var(--c-ink);}
.brand-mark{width:34px;height:34px;border-radius:11px;background:var(--grad-brand);display:inline-flex;align-items:center;justify-content:center;box-shadow:0 10px 22px -14px rgba(107,63,160,.95);flex:0 0 auto;}
.brand-mark svg{width:19px;height:19px;fill:#fff;}
.brand-text{font-size:16px;letter-spacing:-.01em;white-space:nowrap;}
@media(min-width:420px){.brand-text{font-size:17px;}}
.desktop-nav{display:none;align-items:center;gap:24px;}
@media(min-width:1024px){.desktop-nav{display:flex;}}
.nav-link{position:relative;font-size:15px;color:var(--c-text);padding:6px 0;transition:color .2s;white-space:nowrap;}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform .22s;}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after,.nav-link:focus-visible::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:13px 26px;font-size:15px;font-weight:600;line-height:1.2;border:1px solid transparent;transition:transform .18s,box-shadow .18s,background .18s,color .18s,border-color .18s,filter .18s;}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 14px 28px -18px rgba(192,71,143,.95);}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 20px 36px -16px rgba(192,71,143,.92);}
.btn-primary:active{transform:translateY(0);box-shadow:0 10px 20px -16px rgba(192,71,143,.9);}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn:focus-visible,a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--c-gold);outline-offset:3px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--c-primary);transition:gap .2s,color .2s;}
.link-arrow:hover{gap:11px;color:var(--c-accent);}

/* 面包屑 */
.crumb{padding:18px 0 0;font-size:13px;color:var(--c-muted);}
.crumb ol{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow-x:auto;}
.crumb li{display:flex;align-items:center;gap:8px;}
.crumb li+li::before{content:"/";color:#C3BACF;}
.crumb a:hover{color:var(--c-primary);}
.crumb .current{color:var(--c-ink);font-weight:600;}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--grad-dark);color:#fff;padding:36px 0 56px;}
@media(min-width:1024px){.hero{padding:56px 0 88px;}}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px);background-size:36px 36px;opacity:.07;pointer-events:none;}
.hero-glow{position:absolute;width:520px;height:520px;right:-160px;top:-200px;background:radial-gradient(circle,rgba(192,71,143,.38),transparent 68%);filter:blur(10px);pointer-events:none;}
.hero-inner{position:relative;display:grid;gap:32px;align-items:center;}
@media(min-width:1024px){.hero-inner{grid-template-columns:1.05fr .95fr;gap:56px;}}
.hero-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#F5D9A8;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:6px 14px;margin-bottom:18px;}
.hero h1{font-size:30px;line-height:1.18;font-weight:800;letter-spacing:-.01em;color:#fff;}
@media(min-width:640px){.hero h1{font-size:38px;}}
@media(min-width:1024px){.hero h1{font-size:50px;}}
.hero h1 .grad{background:linear-gradient(115deg,#F2B233,#F0A5CB);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{margin-top:16px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.78);max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:28px;}
.hero-actions .btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.28);color:#fff;}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.5);color:#fff;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.hero-point{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.85);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:7px 14px;font-variant-numeric:tabular-nums;}
.hero-point b{color:var(--c-gold);font-size:15px;}
.hero-figure{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:0 30px 60px -30px rgba(0,0,0,.65);border:1px solid rgba(255,255,255,.14);}
.hero-figure img{width:100%;height:220px;object-fit:cover;}
@media(min-width:768px){.hero-figure img{height:300px;}}
@media(min-width:1024px){.hero-figure img{height:380px;}}
.hero-figure figcaption{position:absolute;left:16px;right:16px;bottom:16px;font-size:12px;color:rgba(255,255,255,.82);background:rgba(23,17,31,.55);border-radius:12px;padding:8px 12px;backdrop-filter:blur(4px);}

/* 时间轴步骤 */
.timeline{position:relative;display:grid;gap:16px;}
@media(min-width:1024px){.timeline{gap:20px;}}
.timeline::before{content:"";position:absolute;left:23px;top:16px;bottom:16px;width:2px;border-radius:2px;background:linear-gradient(180deg,rgba(107,63,160,.7),rgba(192,71,143,.45),rgba(192,71,143,0));}
.step{position:relative;display:grid;grid-template-columns:48px 1fr;gap:16px;align-items:start;}
.step-badge{width:48px;height:48px;border-radius:50%;background:#fff;border:1px solid var(--c-line);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;color:var(--c-primary);font-variant-numeric:tabular-nums;position:relative;z-index:1;box-shadow:var(--shadow-1);}
.step-body{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-md);padding:20px 22px;box-shadow:var(--shadow-1);transition:transform .2s,box-shadow .2s,border-color .2s;}
.step:hover .step-body{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#DBCBEE;}
.step-body h3{font-size:17px;font-weight:700;color:var(--c-ink);letter-spacing:-.01em;}
@media(min-width:1024px){.step-body h3{font-size:19px;}}
.step-body p{margin-top:8px;font-size:15px;color:var(--c-text);}
.step-note{margin-top:12px;display:inline-flex;align-items:flex-start;gap:8px;font-size:13px;color:var(--c-muted);background:var(--c-primary-soft);border-radius:12px;padding:8px 12px;}
.step-note strong{color:var(--c-primary);font-weight:700;}

/* 场景卡片 */
.card-grid{display:grid;gap:20px;}
@media(min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);gap:24px;}}
.scene-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .22s,box-shadow .22s,border-color .22s;display:flex;flex-direction:column;}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#DBCBEE;}
.scene-card figure{margin:0;overflow:hidden;}
.scene-card img{width:100%;height:180px;object-fit:cover;transition:transform .35s;}
.scene-card:hover img{transform:scale(1.04);}
.scene-body{padding:20px 22px 24px;}
.scene-body .tag{display:inline-block;font-size:12px;font-weight:700;color:var(--c-primary);background:var(--c-primary-soft);border-radius:999px;padding:4px 12px;margin-bottom:10px;}
.scene-body h3{font-size:18px;font-weight:700;color:var(--c-ink);}
.scene-body p{margin-top:8px;font-size:14.5px;color:var(--c-text);}
.scene-body ul{margin-top:12px;display:grid;gap:6px;}
.scene-body li{position:relative;padding-left:18px;font-size:14px;color:var(--c-muted);}
.scene-body li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:linear-gradient(115deg,#6B3FA0,#C0478F);}

/* 检查清单 */
.check-wrap{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-xl);padding:24px;box-shadow:var(--shadow-1);}
@media(min-width:1024px){.check-wrap{padding:36px;}}
.check-list{display:grid;gap:14px;}
@media(min-width:768px){.check-list{grid-template-columns:repeat(2,1fr);gap:18px;}}
.check-item{display:grid;grid-template-columns:26px 1fr;gap:12px;align-items:start;padding:14px 16px;border-radius:var(--radius-sm);background:var(--c-surface);transition:background .2s,transform .2s;}
.check-item:hover{background:var(--c-primary-soft);transform:translateY(-2px);}
.check-item .dot{width:26px;height:26px;border-radius:9px;background:var(--grad-brand);display:flex;align-items:center;justify-content:center;color:#fff;font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;}
.check-item h3{font-size:15.5px;font-weight:700;color:var(--c-ink);}
.check-item p{font-size:14px;color:var(--c-muted);margin-top:4px;}

/* 数据带 */
.stat-band{position:relative;overflow:hidden;background:var(--grad-dark);border-radius:var(--radius-xl);padding:32px 24px;color:#fff;}
@media(min-width:1024px){.stat-band{padding:52px 48px;}}
.stat-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.85) 1px,transparent 1px);background-size:32px 32px;opacity:.06;pointer-events:none;}
.stat-band h2{position:relative;font-size:22px;font-weight:800;color:#fff;}
@media(min-width:1024px){.stat-band h2{font-size:30px;}}
.stat-band > p{position:relative;margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.72);max-width:640px;}
.stat-grid{position:relative;display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:26px;}
@media(min-width:1024px){.stat-grid{grid-template-columns:repeat(4,1fr);gap:22px;}}
.stat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-md);padding:18px;}
.stat b{display:block;font-size:34px;line-height:1.1;font-weight:800;color:var(--c-gold);font-variant-numeric:tabular-nums;}
@media(min-width:1024px){.stat b{font-size:42px;}}
.stat span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.75);}

/* FAQ */
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-md);padding:0 20px;margin-bottom:12px;box-shadow:0 12px 26px -24px rgba(36,26,56,.5);transition:border-color .2s,box-shadow .2s;}
.faq-item:hover{border-color:#DBCBEE;}
.faq-item[open]{border-color:#D6C4EC;box-shadow:var(--shadow-1);}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;font-size:16px;font-weight:600;color:var(--c-ink);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{flex:0 0 auto;width:24px;height:24px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;transition:transform .22s,background .22s,color .22s;}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--grad-brand);color:#fff;}
.faq-answer{padding:0 0 20px;font-size:15px;color:var(--c-text);max-width:760px;}

/* CTA 带 */
.cta-band{position:relative;overflow:hidden;background:var(--grad-brand);border-radius:var(--radius-xl);padding:32px 24px;color:#fff;box-shadow:0 30px 60px -34px rgba(107,63,160,.85);}
@media(min-width:1024px){.cta-band{padding:48px;}}
.cta-band::after{content:"";position:absolute;width:360px;height:360px;right:-120px;bottom:-200px;background:radial-gradient(circle,rgba(255,255,255,.28),transparent 70%);pointer-events:none;}
.cta-inner{position:relative;display:grid;gap:22px;align-items:center;}
@media(min-width:1024px){.cta-inner{grid-template-columns:1fr auto;gap:40px;}}
.cta-inner h2{font-size:22px;font-weight:800;color:#fff;line-height:1.3;}
@media(min-width:1024px){.cta-inner h2{font-size:30px;}}
.cta-inner p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.86);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;}
.cta-actions .btn-light{background:#fff;color:var(--c-primary);border-color:#fff;}
.cta-actions .btn-light:hover{background:#F6F1FB;transform:translateY(-2px);}
.cta-actions .btn-light:active{transform:translateY(0);}
.cta-actions .link-plain{color:rgba(255,255,255,.9);font-size:14px;font-weight:600;border-bottom:1px solid rgba(255,255,255,.45);padding-bottom:2px;transition:color .2s,border-color .2s;}
.cta-actions .link-plain:hover{color:#fff;border-color:#fff;}

/* 页脚 */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);margin-top:56px;padding:48px 0 24px;}
@media(min-width:1024px){.site-footer{margin-top:96px;padding:64px 0 28px;}}
.footer-grid{display:grid;gap:32px;}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}}
.footer-brand .brand{color:#fff;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:320px;}
.footer-col h3{position:relative;font-size:14px;font-weight:700;color:#fff;padding-left:12px;margin-bottom:16px;}
.footer-col h3::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:3px;border-radius:2px;background:var(--c-gold);}
.footer-col ul{display:grid;gap:10px;}
.footer-col li a{font-size:14px;color:rgba(255,255,255,.66);transition:color .2s,padding-left .2s;}
.footer-col li a:hover{color:var(--c-gold);padding-left:4px;}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);}
.footer-bottom{margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);}

/* 移动底部 Tab */
.mobile-tab{position:fixed;left:0;right:0;bottom:0;z-index:70;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.97);border-top:1px solid var(--c-line);padding:6px 0 calc(6px + env(safe-area-inset-bottom));box-shadow:0 -12px 30px -26px rgba(36,26,56,.6);backdrop-filter:blur(8px);}
@media(min-width:1024px){.mobile-tab{display:none;}}
.tab-item{position:relative;display:flex;flex-direction:column;align-items:center;gap:3px;padding:4px 2px;font-size:11px;line-height:1.3;color:var(--c-muted);transition:color .2s;}
.tab-item svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.tab-item.is-active{color:var(--c-primary);font-weight:700;}
.tab-item.is-active::before{content:"";position:absolute;top:-6px;width:4px;height:4px;border-radius:50%;background:var(--c-accent);}
.tab-item:hover{color:var(--c-primary);}

/* 弹层 */
.modal-mask{position:fixed;inset:0;z-index:100;background:rgba(23,17,31,.55);display:none;align-items:flex-end;justify-content:center;padding:0;}
@media(min-width:640px){.modal-mask{align-items:center;padding:24px;}}
.modal-mask.is-open{display:flex;}
.modal-card{width:100%;max-width:520px;background:#fff;border-radius:28px 28px 0 0;padding:26px;box-shadow:0 40px 80px -40px rgba(0,0,0,.6);animation:slideUp .26s ease;max-height:92vh;overflow-y:auto;}
@media(min-width:640px){.modal-card{border-radius:28px;padding:28px;}}
@keyframes slideUp{from{transform:translateY(24px);opacity:.6;}to{transform:translateY(0);opacity:1;}}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:6px;}
.modal-head h3{font-size:20px;font-weight:800;color:var(--c-ink);}
.modal-head p{margin-top:6px;font-size:13.5px;color:var(--c-muted);}
.modal-close{width:36px;height:36px;border-radius:50%;background:var(--c-surface);color:var(--c-text);display:flex;align-items:center;justify-content:center;font-size:18px;transition:background .2s,color .2s,transform .2s;flex:0 0 auto;}
.modal-close:hover{background:var(--c-primary-soft);color:var(--c-primary);transform:rotate(90deg);}
.field{margin-top:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-ink);margin-bottom:6px;}
.field input,.field select,.field textarea{width:100%;height:48px;border:1px solid var(--c-line);border-radius:var(--radius-sm);padding:0 14px;font-size:15px;color:var(--c-ink);background:#fff;transition:border-color .2s,box-shadow .2s;}
.field textarea{height:88px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(107,63,160,.14);}
.agree{display:flex;align-items:flex-start;gap:8px;margin-top:16px;font-size:12.5px;color:var(--c-muted);line-height:1.7;}
.agree input{width:16px;height:16px;margin-top:3px;accent-color:var(--c-primary);flex:0 0 auto;}
.modal-card .btn{width:100%;margin-top:16px;}