/* roulang page: index */
:root{
    --brand-1:#D94F70;--brand-2:#F2994A;--brand-3:#F6C453;
    --ink:#20242B;--ink-2:#4A5560;--muted:#7A8590;
    --bg:#FAF6F2;--surface:#FFFFFF;--surface-2:#FFF9F4;
    --line:#E9E0D8;--nav-dark:#243447;--success:#2F9E76;--danger:#C2413B;
    --grad:linear-gradient(135deg,#D94F70 0%,#F2994A 58%,#F6C453 100%);
    --shadow-card:0 12px 32px rgba(32,36,43,.06);
    --shadow-hover:0 18px 44px rgba(217,79,112,.12);
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;background:var(--bg);color:var(--ink);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    font-size:15px;line-height:1.8;-webkit-font-smoothing:antialiased;
  }
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  button,input,select,textarea{font:inherit;color:inherit}
  .wrap{max-width:1200px;margin:0 auto;padding:0 20px}
  .section{padding:92px 0}
  @media (max-width:1024px){.section{padding:68px 0}}
  @media (max-width:640px){.section{padding:48px 0}}
  .h2{font-size:clamp(26px,3vw,36px);font-weight:700;line-height:1.25;letter-spacing:-.01em;margin:0}
  .section-desc{color:var(--ink-2);font-size:15px;line-height:1.85;max-width:760px;margin:14px 0 0}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:600;color:var(--brand-1);
    background:linear-gradient(135deg,rgba(217,79,112,.08),rgba(242,153,74,.12));
    border:1px solid rgba(217,79,112,.22);
    padding:5px 14px;border-radius:999px;margin-bottom:16px;
  }
  .eyebrow::before{content:"";width:6px;height:6px;border-radius:999px;background:var(--grad)}
  .grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 26px;border-radius:999px;font-size:15px;font-weight:600;
    border:1px solid transparent;cursor:pointer;transition:all .22s ease;line-height:1.2;
  }
  .btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(217,79,112,.22)}
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(217,79,112,.3)}
  .btn-primary:active{transform:translateY(0) scale(.98)}
  .btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
  .btn-ghost:hover{background:rgba(217,79,112,.06);border-color:rgba(217,79,112,.34);color:var(--brand-1)}
  .btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{
    outline:none;box-shadow:0 0 0 3px rgba(217,79,112,.35);
  }
  .text-link{color:var(--brand-1);font-weight:600;font-size:14px;border-bottom:1px solid rgba(217,79,112,.35);padding-bottom:2px;transition:all .2s}
  .text-link:hover{color:#b23c5b;border-bottom-color:#b23c5b}
  .card{
    background:var(--surface);border:1px solid var(--line);border-radius:24px;
    box-shadow:var(--shadow-card);transition:all .22s ease;
  }
  .card-lift:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(217,79,112,.28)}
  .chip{
    display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:999px;
    font-size:13px;background:#fff;border:1px solid var(--line);color:var(--ink-2);
    cursor:pointer;transition:all .2s;white-space:nowrap;
  }
  .chip:hover{border-color:rgba(217,79,112,.4);color:var(--brand-1)}
  .chip.active{background:var(--grad);color:#fff;border-color:transparent;font-weight:600}
  .tag{
    display:inline-block;font-size:12px;color:var(--brand-1);
    background:rgba(217,79,112,.08);border:1px solid rgba(217,79,112,.18);
    padding:2px 10px;border-radius:999px;
  }
  .stat-badge{
    display:flex;flex-direction:column;gap:2px;padding:12px 16px;border-radius:16px;
    background:linear-gradient(135deg,rgba(217,79,112,.08),rgba(242,153,74,.12));
    border:1px solid rgba(217,79,112,.22);
    backdrop-filter:blur(6px);
  }
  .stat-badge .num{font-size:22px;font-weight:700;line-height:1.2;font-variant-numeric:tabular-nums}
  .stat-badge .lbl{font-size:12px;color:var(--ink-2);line-height:1.4}
  .hero-glow{position:relative;overflow:hidden}
  .hero-glow::before{
    content:"";position:absolute;width:620px;height:620px;right:-180px;top:-220px;border-radius:50%;
    background:radial-gradient(circle,rgba(242,153,74,.24),rgba(217,79,112,.10) 45%,transparent 70%);
    pointer-events:none;
  }
  .hero-glow::after{
    content:"";position:absolute;width:480px;height:480px;left:-200px;bottom:-240px;border-radius:50%;
    background:radial-gradient(circle,rgba(246,196,83,.22),transparent 70%);
    pointer-events:none;
  }
  .hero-grid-bg{
    position:absolute;inset:0;pointer-events:none;opacity:.5;
    background-image:linear-gradient(rgba(32,36,43,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(32,36,43,.045) 1px,transparent 1px);
    background-size:56px 56px;
    mask-image:radial-gradient(circle at 70% 30%,#000,transparent 72%);
    -webkit-mask-image:radial-gradient(circle at 70% 30%,#000,transparent 72%);
  }
  .nav-item{position:relative;padding:8px 0;font-size:15px;color:var(--ink-2);font-weight:500;transition:color .2s}
  .nav-item:hover{color:var(--brand-1)}
  .nav-item.active{color:var(--ink);font-weight:700}
  .nav-item.active::after{
    content:"";position:absolute;left:0;right:0;bottom:-6px;height:3px;border-radius:999px;background:var(--grad);
  }
  .field{
    width:100%;padding:12px 16px;border-radius:14px;border:1px solid var(--line);
    background:#fff;font-size:14px;transition:all .2s;
  }
  .field:focus{border-color:rgba(217,79,112,.6);box-shadow:0 0 0 4px rgba(217,79,112,.12);outline:none}
  .field::placeholder{color:#A6AEB6}
  details.faq{
    background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 22px;
    transition:all .22s;margin-bottom:12px;
  }
  details.faq[open]{border-color:rgba(217,79,112,.45);box-shadow:0 12px 30px rgba(217,79,112,.08)}
  details.faq summary{
    list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;
    font-size:16px;font-weight:600;color:var(--ink);
  }
  details.faq summary::-webkit-details-marker{display:none}
  details.faq summary .plus{
    width:26px;height:26px;flex:0 0 26px;border-radius:999px;border:1px solid var(--line);
    display:flex;align-items:center;justify-content:center;color:var(--brand-1);
    font-size:16px;font-weight:600;transition:all .24s;
  }
  details.faq[open] summary .plus{transform:rotate(45deg);background:var(--grad);color:#fff;border-color:transparent}
  details.faq p{margin:14px 0 0;color:var(--ink-2);font-size:14px;line-height:1.85}
  .progress-track{height:8px;border-radius:999px;background:rgba(255,255,255,.14);overflow:hidden}
  .progress-fill{height:100%;border-radius:999px;background:var(--grad)}
  .footer-link{color:rgba(255,255,255,.72);font-size:14px;transition:color .2s}
  .footer-link:hover{color:var(--brand-3)}
  .drawer{transform:translateX(100%);transition:transform .28s ease}
  .drawer.open{transform:translateX(0)}
  .mobile-cta{display:none}
  @media (max-width:768px){
    .mobile-cta{
      display:flex;position:fixed;left:0;right:0;bottom:0;height:56px;z-index:60;
      align-items:center;justify-content:center;gap:12px;
      background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);
      box-shadow:0 -8px 24px rgba(32,36,43,.08);
    }
    body{padding-bottom:56px}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  }

/* roulang page: category1 */
:root{
    --brand-1:#D94F70;--brand-2:#F2994A;--brand-3:#F6C453;
    --ink:#20242B;--ink-2:#4A5560;--muted:#7A8590;
    --bg:#FAF6F2;--surface:#FFFFFF;--surface-2:#FFF9F4;
    --line:#E9E0D8;--nav-dark:#243447;--success:#2F9E76;--danger:#C2413B;
    --grad:linear-gradient(135deg,#D94F70 0%,#F2994A 58%,#F6C453 100%);
    --shadow-card:0 12px 32px rgba(32,36,43,.06);
    --shadow-hover:0 18px 44px rgba(217,79,112,.12);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;background:var(--bg);color:var(--ink);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    font-size:15px;line-height:1.8;-webkit-font-smoothing:antialiased;
  }
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  button,input,select,textarea{font:inherit;color:inherit}
  .wrap{max-width:1200px;margin:0 auto;padding:0 20px}
  .section{padding:88px 0}
  @media (max-width:1024px){.section{padding:64px 0}}
  @media (max-width:640px){.section{padding:48px 0}}
  .section-alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .section-title{font-size:clamp(26px,3vw,36px);font-weight:700;line-height:1.25;letter-spacing:-.01em;margin:0}
  .section-desc{color:var(--ink-2);font-size:15px;line-height:1.85;max-width:760px;margin:14px 0 0}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:600;color:var(--brand-1);
    background:linear-gradient(135deg,rgba(217,79,112,.08),rgba(242,153,74,.12));
    border:1px solid rgba(217,79,112,.22);
    padding:5px 14px;border-radius:999px;margin-bottom:16px;
  }
  .eyebrow::before{content:"";width:6px;height:6px;border-radius:999px;background:var(--grad)}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 26px;border-radius:999px;font-size:15px;font-weight:600;
    border:1px solid transparent;cursor:pointer;transition:all .22s ease;line-height:1.2;
  }
  .btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(217,79,112,.22)}
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(217,79,112,.3)}
  .btn-primary:active{transform:translateY(0) scale(.98)}
  .btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
  .btn-ghost:hover{background:rgba(217,79,112,.06);border-color:rgba(217,79,112,.34);color:var(--brand-1)}
  .btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,button:focus-visible{
    outline:none;box-shadow:0 0 0 3px rgba(217,79,112,.35);
  }
  .text-link{color:var(--brand-1);font-weight:600;font-size:14px;border-bottom:1px solid rgba(217,79,112,.35);padding-bottom:2px;transition:all .2s}
  .text-link:hover{color:#b23c5b;border-bottom-color:#b23c5b}
  .card{
    background:var(--surface);border:1px solid var(--line);border-radius:24px;
    box-shadow:var(--shadow-card);transition:all .22s ease;
  }
  .card-lift:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(217,79,112,.28)}
  .chip{
    display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:999px;
    font-size:13px;background:#fff;border:1px solid var(--line);color:var(--ink-2);
    cursor:pointer;transition:all .2s;white-space:nowrap;
  }
  .chip:hover{border-color:rgba(217,79,112,.4);color:var(--brand-1)}
  .chip.active{background:var(--grad);color:#fff;border-color:transparent;font-weight:600}
  .tag{
    display:inline-block;font-size:12px;color:var(--brand-1);
    background:rgba(217,79,112,.08);border:1px solid rgba(217,79,112,.18);
    padding:2px 10px;border-radius:999px;
  }
  .stat-badge{
    display:flex;flex-direction:column;gap:2px;padding:12px 16px;border-radius:16px;
    background:linear-gradient(135deg,rgba(217,79,112,.08),rgba(242,153,74,.12));
    border:1px solid rgba(217,79,112,.22);
  }
  .stat-badge .num{font-size:22px;font-weight:700;line-height:1.2;font-variant-numeric:tabular-nums;
    background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
  .stat-badge .lbl{font-size:12px;color:var(--ink-2);line-height:1.4}
  .nav-item{position:relative;padding:8px 0;font-size:15px;color:var(--ink-2);font-weight:500;transition:color .2s}
  .nav-item:hover{color:var(--brand-1)}
  .nav-item.active{color:var(--ink);font-weight:700}
  .nav-item.active::after{
    content:"";position:absolute;left:0;right:0;bottom:-6px;height:3px;border-radius:999px;background:var(--grad);
  }
  details.faq{
    background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 22px;
    transition:all .22s;margin-bottom:12px;
  }
  details.faq[open]{border-color:rgba(217,79,112,.45);box-shadow:0 12px 30px rgba(217,79,112,.08)}
  details.faq summary{
    list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;
    font-size:16px;font-weight:600;color:var(--ink);
  }
  details.faq summary::-webkit-details-marker{display:none}
  details.faq summary .plus{
    width:26px;height:26px;flex:0 0 26px;border-radius:999px;border:1px solid var(--line);
    display:flex;align-items:center;justify-content:center;color:var(--brand-1);
    font-size:16px;font-weight:600;transition:all .24s;
  }
  details.faq[open] summary .plus{transform:rotate(45deg);background:var(--grad);color:#fff;border-color:transparent}
  details.faq p{margin:14px 0 0;color:var(--ink-2);font-size:14px;line-height:1.85}
  .footer-link{color:rgba(255,255,255,.72);font-size:14px;transition:color .2s}
  .footer-link:hover{color:var(--brand-3)}
  .drawer{transform:translateX(100%);transition:transform .28s ease}
  .drawer.open{transform:translateX(0)}

  /* 分类页专属 */
  .cat-head{
    position:relative;overflow:hidden;
    background:linear-gradient(135deg,#FFF7F1 0%,#FDF3EC 46%,#FBF6EF 100%);
    border-bottom:1px solid var(--line);
  }
  .cat-head::before{
    content:"";position:absolute;width:560px;height:560px;right:-160px;top:-240px;border-radius:50%;
    background:radial-gradient(circle,rgba(242,153,74,.22),rgba(217,79,112,.10) 45%,transparent 70%);
    pointer-events:none;
  }
  .cat-head::after{
    content:"";position:absolute;width:420px;height:420px;left:-180px;bottom:-220px;border-radius:50%;
    background:radial-gradient(circle,rgba(246,196,83,.20),transparent 70%);
    pointer-events:none;
  }
  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
  .crumb a{color:var(--ink-2);transition:color .2s}
  .crumb a:hover{color:var(--brand-1)}
  .crumb .sep{color:#C9BFB6}
  .filter-bar{
    position:sticky;top:72px;z-index:30;
    background:rgba(250,246,242,.94);backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .chip-row{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding:14px 0}
  .chip-row::-webkit-scrollbar{display:none}
  .sort-select{
    height:40px;border-radius:999px;border:1px solid var(--line);background:#fff;
    padding:0 16px;font-size:13.5px;color:var(--ink-2);cursor:pointer;transition:all .2s;
  }
  .sort-select:hover{border-color:rgba(217,79,112,.4);color:var(--brand-1)}
  .post-lead{display:grid;grid-template-columns:1fr;overflow:hidden}
  @media (min-width:900px){.post-lead{grid-template-columns:minmax(0,44%) minmax(0,1fr)}}
  .thumb{position:relative;overflow:hidden;background:#F2EBE4}
  .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
  .card-lift:hover .thumb img{transform:scale(1.04)}
  .post-lead .thumb{aspect-ratio:16/10;min-height:260px}
  .post-card .thumb{aspect-ratio:16/10;border-radius:18px}
  .entry-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--muted)}
  .def-grid dt{font-size:15px;font-weight:700;color:var(--ink);margin:0 0 6px}
  .def-grid dd{margin:0;font-size:14px;color:var(--ink-2);line-height:1.85}
  .step-dot{
    width:34px;height:34px;flex:0 0 34px;border-radius:999px;display:flex;align-items:center;justify-content:center;
    font-size:14px;font-weight:700;color:#fff;background:var(--grad);
  }
  .cta-panel{
    background:linear-gradient(135deg,rgba(217,79,112,.10),rgba(242,153,74,.14) 55%,rgba(246,196,83,.16));
    border:1px solid rgba(217,79,112,.22);border-radius:28px;
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  }

/* roulang page: article */
:root{
    --brand-1:#D94F70;--brand-2:#F2994A;--brand-3:#F6C453;
    --ink:#20242B;--ink-2:#4A5560;--muted:#7A8590;
    --bg:#FAF6F2;--surface:#FFFFFF;--surface-2:#FFF9F4;
    --line:#E9E0D8;--nav-dark:#243447;--success:#2F9E76;--danger:#C2413B;
    --grad:linear-gradient(135deg,#D94F70 0%,#F2994A 58%,#F6C453 100%);
    --shadow-card:0 12px 32px rgba(32,36,43,.06);
    --shadow-hover:0 18px 44px rgba(217,79,112,.12);
    --radius-card:24px;--radius-panel:28px;--radius-sm:14px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;background:var(--bg);color:var(--ink);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    font-size:15px;line-height:1.8;-webkit-font-smoothing:antialiased;
  }
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  button,input,select,textarea{font:inherit;color:inherit}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  .wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  .section{padding:88px 0}
  .section-tight{padding:64px 0}
  .section-alt{background:var(--surface-2)}
  .section-line{border-top:1px solid var(--line)}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:600;color:var(--brand-1);
    background:linear-gradient(135deg,rgba(217,79,112,.08),rgba(242,153,74,.12));
    border:1px solid rgba(217,79,112,.22);
    padding:5px 14px;border-radius:999px;margin-bottom:16px;
  }
  .eyebrow::before{content:"";width:6px;height:6px;border-radius:999px;background:var(--grad)}
  .section-title{font-size:clamp(26px,3vw,36px);font-weight:700;line-height:1.25;letter-spacing:-.01em}
  .section-desc{color:var(--ink-2);font-size:15px;line-height:1.85;max-width:760px;margin-top:14px}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 26px;border-radius:999px;font-size:15px;font-weight:600;
    border:1px solid transparent;cursor:pointer;transition:all .22s ease;line-height:1.2;
  }
  .btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(217,79,112,.22)}
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(217,79,112,.3)}
  .btn-primary:active{transform:translateY(0) scale(.98)}
  .btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
  .btn-ghost:hover{background:rgba(217,79,112,.06);border-color:rgba(217,79,112,.34);color:var(--brand-1)}
  .btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
    outline:none;box-shadow:0 0 0 3px rgba(217,79,112,.35);
  }
  .text-link{color:var(--brand-1);font-weight:600;font-size:14px;border-bottom:1px solid rgba(217,79,112,.35);padding-bottom:2px;transition:all .2s}
  .text-link:hover{color:#b23c5b;border-bottom-color:#b23c5b}
  .card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    box-shadow:var(--shadow-card);transition:all .22s ease;
  }
  .card-lift:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(217,79,112,.28)}
  .tag{
    display:inline-block;font-size:12px;color:var(--brand-1);
    background:rgba(217,79,112,.08);border:1px solid rgba(217,79,112,.18);
    padding:2px 10px;border-radius:999px;
  }
  .chip{
    display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:999px;
    font-size:13px;background:#fff;border:1px solid var(--line);color:var(--ink-2);
    cursor:pointer;transition:all .2s;white-space:nowrap;
  }
  .chip:hover{border-color:rgba(217,79,112,.4);color:var(--brand-1)}
  .chip.active{background:var(--grad);color:#fff;border-color:transparent;font-weight:600}
  .stat-badge{
    display:flex;flex-direction:column;gap:2px;padding:12px 16px;border-radius:16px;
    background:linear-gradient(135deg,rgba(217,79,112,.08),rgba(242,153,74,.12));
    border:1px solid rgba(217,79,112,.22);
  }
  .stat-badge .num{font-size:22px;font-weight:700;line-height:1.2;font-variant-numeric:tabular-nums;
    background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
  .stat-badge .lbl{font-size:12px;color:var(--ink-2);line-height:1.4}
  .nav-item{position:relative;padding:8px 0;font-size:15px;color:var(--ink-2);font-weight:500;transition:color .2s}
  .nav-item:hover{color:var(--brand-1)}
  .nav-item.active{color:var(--ink);font-weight:700}
  .nav-item.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:3px;border-radius:999px;background:var(--grad)}
  .footer-link{color:rgba(255,255,255,.72);font-size:14px;transition:color .2s}
  .footer-link:hover{color:var(--brand-3)}
  .drawer{transform:translateX(100%);transition:transform .28s ease}
  .drawer.open{transform:translateX(0)}
  .drawer-link{display:block;padding:13px 0;font-size:15px;color:var(--ink);border-bottom:1px solid var(--line);font-weight:500}
  .drawer-link:hover{color:var(--brand-1)}

  /* 文章页头部 */
  .article-head{
    position:relative;overflow:hidden;
    background:
      radial-gradient(circle at 88% 0%,rgba(242,153,74,.18),transparent 58%),
      radial-gradient(circle at 4% 100%,rgba(217,79,112,.12),transparent 55%),
      var(--surface);
    border-bottom:1px solid var(--line);
  }
  .article-head::after{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.4;
    background-image:linear-gradient(rgba(32,36,43,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(32,36,43,.045) 1px,transparent 1px);
    background-size:56px 56px;
    mask-image:radial-gradient(circle at 80% 20%,#000,transparent 72%);
    -webkit-mask-image:radial-gradient(circle at 80% 20%,#000,transparent 72%);
  }
  .breadcrumb{
    position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:13px;color:var(--muted);padding:26px 0 0;
  }
  .breadcrumb a{color:var(--ink-2);transition:color .2s}
  .breadcrumb a:hover{color:var(--brand-1)}
  .breadcrumb .sep{color:#C9C0B8}
  .breadcrumb .current{color:var(--ink-2);max-width:62vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .article-title{
    position:relative;z-index:1;margin-top:20px;
    font-size:clamp(28px,3.4vw,44px);line-height:1.28;font-weight:700;letter-spacing:-.01em;
    max-width:900px;
  }
  .article-meta{
    position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
    margin-top:20px;font-size:13.5px;color:var(--muted);
  }
  .article-meta .dot{width:4px;height:4px;border-radius:999px;background:#D8CEC5}
  .article-lead{
    position:relative;z-index:1;max-width:820px;margin-top:18px;color:var(--ink-2);
    font-size:15.5px;line-height:1.9;
    display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  }
  .cover-figure{position:relative;z-index:1;margin-top:30px}
  .cover-figure img{
    width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-card);
    border:1px solid var(--line);box-shadow:var(--shadow-card);
  }
  .head-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:22px;position:relative;z-index:1}
  .icon-btn{
    display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:999px;
    background:#fff;border:1px solid var(--line);font-size:13.5px;color:var(--ink-2);
    cursor:pointer;transition:all .2s;
  }
  .icon-btn:hover{border-color:rgba(217,79,112,.38);color:var(--brand-1);background:rgba(217,79,112,.05)}
  .icon-btn:active{transform:scale(.98)}

  /* 正文排版 */
  .prose{max-width:780px;font-size:16px;line-height:1.9;color:var(--ink-2)}
  .prose h2{
    position:relative;font-size:clamp(21px,2.2vw,26px);color:var(--ink);font-weight:700;
    line-height:1.4;margin:2em 0 .8em;padding-left:16px;
  }
  .prose h2::before{content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;border-radius:999px;background:var(--grad)}
  .prose h3{font-size:18px;font-weight:600;color:var(--ink);margin:1.7em 0 .7em;line-height:1.5}
  .prose p{margin:0 0 1.2em}
  .prose ul,.prose ol{padding-left:1.4em;margin:0 0 1.2em}
  .prose li{margin:.45em 0}
  .prose strong{color:var(--ink);font-weight:600}
  .prose blockquote{
    margin:1.6em 0;padding:16px 22px;border-left:4px solid var(--brand-1);
    background:var(--surface-2);border-radius:0 16px 16px 0;color:var(--ink-2);font-size:15px;
  }
  .prose figure{margin:1.6em 0}
  .prose figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
  .prose img{border-radius:16px;margin:0 auto}
  .prose .table-wrap{overflow-x:auto;margin:1.6em 0;border-radius:16px;border:1px solid var(--line)}
  .prose table{width:100%;border-collapse:collapse;font-size:14px;min-width:520px}
  .prose th,.prose td{border-bottom:1px solid var(--line);padding:11px 16px;text-align:left}
  .prose th{background:var(--surface-2);color:var(--ink);font-weight:600}
  .prose tr:last-child td{border-bottom:none}

  .empty-state{
    max-width:640px;margin:0 auto;text-align:center;padding:56px 28px;
    background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius-card);
  }
  .empty-state h2{font-size:22px;font-weight:700;color:var(--ink)}
  .empty-state p{margin-top:12px;color:var(--ink-2);font-size:14.5px}
  .empty-state .btn{margin-top:24px}

  /* 侧栏 */
  .article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start}
  .side-card{padding:24px;border-radius:var(--radius-card)}
  .side-card + .side-card{margin-top:20px}
  .side-title{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:14px}
  .side-list li{display:flex;gap:10px;font-size:13.5px;color:var(--ink-2);line-height:1.7;padding:9px 0;border-bottom:1px dashed var(--line)}
  .side-list li:last-child{border-bottom:none}
  .side-list .idx{
    flex:0 0 22px;height:22px;border-radius:8px;background:rgba(217,79,112,.1);color:var(--brand-1);
    font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:2px;
  }
  .side-stat{display:grid;grid-template-columns:1fr 1fr;gap:10px}

  /* 要点卡 */
  .key-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:32px}
  .key-card{padding:24px;border-radius:20px;background:var(--surface);border:1px solid var(--line);transition:all .22s}
  .key-card:hover{border-color:rgba(217,79,112,.28);box-shadow:var(--shadow-hover);transform:translateY(-3px)}
  .key-card .k-num{
    font-size:26px;font-weight:700;line-height:1.2;font-variant-numeric:tabular-nums;
    background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .key-card h3{font-size:16px;font-weight:600;color:var(--ink);margin-top:8px}
  .key-card p{font-size:13.5px;color:var(--ink-2);line-height:1.8;margin-top:8px}

  /* 流程 */
  .flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px;position:relative}
  .flow-grid::before{
    content:"";position:absolute;top:26px;left:6%;right:6%;height:2px;
    background:linear-gradient(90deg,rgba(217,79,112,.5),rgba(246,196,83,.5));z-index:0;
  }
  .flow-item{position:relative;z-index:1;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:26px 22px;transition:all .22s}
  .flow-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(217,79,112,.3)}
  .flow-dot{
    width:52px;height:52px;border-radius:999px;background:var(--grad);color:#fff;
    display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;
    box-shadow:0 10px 22px rgba(217,79,112,.24);margin-bottom:16px;
  }
  .flow-item h3{font-size:16.5px;font-weight:600;color:var(--ink)}
  .flow-item p{font-size:13.5px;color:var(--ink-2);line-height:1.8;margin-top:8px}

  /* 提示双卡 */
  .tip-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:32px}
  .tip-card{padding:28px;border-radius:var(--radius-card);background:var(--surface);border:1px solid var(--line)}
  .tip-card h3{font-size:18px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:10px}
  .tip-card h3 .badge{
    width:30px;height:30px;border-radius:10px;background:var(--grad);color:#fff;
    display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;flex:0 0 30px;
  }
  .tip-card ul{margin-top:16px;padding:0;list-style:none}
  .tip-card li{
    position:relative;padding-left:18px;font-size:14px;color:var(--ink-2);line-height:1.8;margin-bottom:10px;
  }
  .tip-card li::before{
    content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:999px;background:var(--grad);
  }

  /* 相关阅读 */
  .rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:32px}
  .rel-card{padding:24px;display:flex;flex-direction:column;gap:10px;border-radius:20px}
  .rel-card h3{font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .rel-card p{font-size:13.5px;color:var(--ink-2);line-height:1.8;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .rel-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:12.5px;color:var(--muted)}

  /* CTA */
  .cta-band{
    position:relative;overflow:hidden;border-radius:var(--radius-panel);
    background:var(--grad);padding:48px 44px;color:#fff;
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  }
  .cta-band::after{
    content:"";position:absolute;width:420px;height:420px;right:-120px;top:-180px;border-radius:50%;
    background:radial-gradient(circle,rgba(255,255,255,.3),transparent 70%);pointer-events:none;
  }
  .cta-band h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.35;position:relative;z-index:1}
  .cta-band p{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.88);max-width:620px;position:relative;z-index:1}
  .cta-band .btn-white{
    background:#fff;color:#C2413B;font-weight:700;position:relative;z-index:1;
    box-shadow:0 12px 28px rgba(0,0,0,.14);
  }
  .cta-band .btn-white:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(0,0,0,.2)}
  .disclaimer{
    margin-top:28px;padding:20px 24px;border-radius:18px;background:var(--surface-2);
    border:1px solid var(--line);font-size:13.5px;color:var(--ink-2);line-height:1.85;
  }
  .disclaimer strong{color:var(--ink)}

  .mobile-cta{
    display:flex;position:fixed;left:0;right:0;bottom:0;height:56px;z-index:60;
    align-items:center;justify-content:center;gap:12px;
    background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);
    box-shadow:0 -8px 24px rgba(32,36,43,.08);
  }
  .toast{
    position:fixed;left:50%;bottom:80px;transform:translate(-50%,12px);z-index:90;
    background:var(--ink);color:#fff;font-size:13.5px;padding:10px 20px;border-radius:999px;
    opacity:0;pointer-events:none;transition:all .25s ease;
  }
  .toast.show{opacity:1;transform:translate(-50%,0)}

  @media (max-width:1024px){
    .section{padding:64px 0}
    .section-tight{padding:48px 0}
    .article-layout{grid-template-columns:1fr;gap:32px}
    .key-grid{grid-template-columns:1fr 1fr}
    .flow-grid{grid-template-columns:1fr 1fr}
    .flow-grid::before{display:none}
    .rel-grid{grid-template-columns:1fr 1fr}
    .cta-band{padding:38px 30px}
  }
  @media (max-width:768px){
    .section{padding:52px 0}
    .breadcrumb{padding:18px 0 0}
    .article-title{margin-top:14px}
    .tip-grid{grid-template-columns:1fr}
    .rel-grid{grid-template-columns:1fr}
    .cover-figure{margin-top:22px}
    .cta-band{padding:32px 22px;border-radius:22px}
    body{padding-bottom:56px}
  }
  @media (max-width:520px){
    .key-grid{grid-template-columns:1fr}
    .flow-grid{grid-template-columns:1fr}
    .section{padding:44px 0}
    .mobile-cta .btn{flex:1}
    .article-meta{gap:8px 12px}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  }