/* roulang page: index */
:root{
      --primary:#6F274A;
      --primary-dark:#4C1730;
      --primary-soft:rgba(111,39,74,.10);
      --rose:#E7A9B8;
      --rose-soft:#F7E0E6;
      --apricot:#F4D6C8;
      --copper:#B86B5C;
      --ink:#241820;
      --muted:#765C68;
      --weak:#9A7D88;
      --bg:#FFF8F4;
      --bg-2:#F8EFEA;
      --card:#FFFDFB;
      --dark:#181015;
      --dark-2:#21141B;
      --line:rgba(111,39,74,.14);
      --line-strong:rgba(111,39,74,.30);
      --shadow:0 22px 60px rgba(80,30,50,.12);
      --shadow-hover:0 28px 74px rgba(80,30,50,.18);
      --radius-xl:32px;
      --radius-lg:26px;
      --radius-md:18px;
      --radius-pill:999px;
      --container:1220px;
      --header-h:78px;
      --ease:cubic-bezier(.2,.8,.2,1);
    }

    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 12% 5%, rgba(231,169,184,.35), transparent 34%),
        radial-gradient(circle at 88% 15%, rgba(244,214,200,.55), transparent 32%),
        linear-gradient(180deg,var(--bg),var(--bg-2) 60%,var(--bg));
      line-height:1.75;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea{font:inherit}
    button{border:0;cursor:pointer;background:none}
    ::selection{background:var(--primary);color:#fff}
    :focus-visible{outline:3px solid rgba(231,169,184,.75);outline-offset:4px;border-radius:12px}

    .container{width:min(var(--container),calc(100% - 64px));margin-inline:auto}
    .section{padding:88px 0}
    .section-tight{padding:68px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 13px;border-radius:var(--radius-pill);
      background:rgba(111,39,74,.08);
      color:var(--primary);
      font-size:13px;font-weight:700;letter-spacing:.03em;
      border:1px solid rgba(111,39,74,.12);
    }
    .eyebrow.dark{background:rgba(244,214,200,.16);color:var(--apricot);border-color:rgba(244,214,200,.22)}
    .badge-18{
      display:inline-flex;align-items:center;justify-content:center;
      min-width:48px;height:30px;padding:0 12px;border-radius:var(--radius-pill);
      background:var(--dark);color:var(--apricot);
      font-weight:800;font-size:13px;letter-spacing:.04em;
      box-shadow:0 10px 28px rgba(24,16,21,.20);
      white-space:nowrap;
    }
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-title{max-width:720px}
    .section-title h2{font-size:clamp(30px,4vw,42px);line-height:1.22;letter-spacing:-.04em;color:var(--ink)}
    .section-title p{margin-top:14px;color:var(--muted);font-size:17px;max-width:680px}
    .muted{color:var(--muted)}
    .text-link{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--primary);font-weight:800;
      border-bottom:1px solid transparent;
    }
    .text-link:hover{color:var(--copper);border-bottom-color:var(--copper)}
    .text-link:hover .arrow{transform:translateX(4px)}
    .arrow{display:inline-block;transition:transform .22s var(--ease)}

    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:48px;padding:13px 22px;border-radius:var(--radius-pill);
      font-weight:800;font-size:15px;line-height:1;
      transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
      user-select:none;
    }
    .btn-primary{background:var(--primary);color:#fff;box-shadow:0 16px 36px rgba(111,39,74,.24)}
    .btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 22px 46px rgba(111,39,74,.32)}
    .btn-secondary{background:rgba(255,253,251,.82);color:var(--primary);border:1px solid rgba(111,39,74,.24);box-shadow:0 12px 30px rgba(80,30,50,.08)}
    .btn-secondary:hover{background:var(--rose-soft);border-color:rgba(111,39,74,.42);transform:translateY(-2px)}
    .btn-light{background:var(--apricot);color:var(--dark);box-shadow:0 16px 40px rgba(244,214,200,.18)}
    .btn-light:hover{background:#FFE1D2;transform:translateY(-2px);box-shadow:0 24px 50px rgba(244,214,200,.25)}
    .btn-outline-light{color:#fff;border:1px solid rgba(255,255,255,.32);background:rgba(255,255,255,.06)}
    .btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.54);transform:translateY(-2px)}

    .site-header{
      position:sticky;top:0;z-index:50;
      height:var(--header-h);
      backdrop-filter:saturate(130%) blur(18px);
      background:rgba(255,248,244,.88);
      border-bottom:1px solid rgba(111,39,74,.10);
      box-shadow:0 10px 34px rgba(80,30,50,.06);
    }
    .nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .logo{
      display:flex;align-items:center;gap:12px;min-width:0;
      font-weight:900;color:var(--primary);letter-spacing:-.03em;
    }
    .logo-mark{
      width:42px;height:42px;border-radius:15px;flex:0 0 auto;
      background:
        radial-gradient(circle at 70% 26%, rgba(244,214,200,.9), transparent 28%),
        linear-gradient(135deg,var(--primary),var(--copper));
      box-shadow:0 16px 30px rgba(111,39,74,.22);
      position:relative;overflow:hidden;
    }
    .logo-mark:before,.logo-mark:after{
      content:"";position:absolute;left:9px;right:9px;height:4px;border-radius:8px;background:rgba(255,255,255,.68)
    }
    .logo-mark:before{top:13px}.logo-mark:after{bottom:13px}
    .logo-text{font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:330px}
    .nav-links{display:flex;align-items:center;gap:6px}
    .nav-links a{
      padding:10px 13px;border-radius:var(--radius-pill);
      color:#49313D;font-weight:750;font-size:14px;
    }
    .nav-links a:hover,.nav-links a.active{background:rgba(111,39,74,.09);color:var(--primary)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .menu-btn{
      display:none;width:44px;height:44px;border-radius:14px;
      background:rgba(111,39,74,.08);color:var(--primary);
      align-items:center;justify-content:center;
    }
    .menu-lines,.menu-lines:before,.menu-lines:after{
      width:20px;height:2px;border-radius:4px;background:currentColor;display:block;content:"";transition:.22s var(--ease)
    }
    .menu-lines:before{transform:translateY(-7px)}
    .menu-lines:after{transform:translateY(5px)}
    body.menu-open .menu-lines{background:transparent}
    body.menu-open .menu-lines:before{transform:translateY(2px) rotate(45deg)}
    body.menu-open .menu-lines:after{transform:translateY(0) rotate(-45deg)}

    .age-strip{
      background:linear-gradient(90deg,rgba(33,20,27,.98),rgba(111,39,74,.96));
      color:#FCEBE4;
      font-size:13px;
      border-bottom:1px solid rgba(244,214,200,.18);
    }
    .age-strip .container{display:flex;align-items:center;justify-content:center;gap:12px;padding:9px 0;text-align:center}
    .age-strip strong{color:var(--apricot)}

    .hero{
      position:relative;overflow:hidden;
      padding:82px 0 42px;
      background:
        radial-gradient(circle at 16% 20%, rgba(231,169,184,.22), transparent 30%),
        radial-gradient(circle at 78% 22%, rgba(184,107,92,.20), transparent 30%),
        linear-gradient(135deg,#181015 0%,#281622 45%,#6F274A 100%);
      color:#fff;
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
      background-size:54px 54px;
      mask-image:linear-gradient(180deg,rgba(0,0,0,.75),rgba(0,0,0,.18));
      pointer-events:none;
    }
    .hero:after{
      content:"";position:absolute;right:-180px;top:-160px;width:560px;height:560px;
      background:radial-gradient(circle,rgba(244,214,200,.30),transparent 65%);
      filter:blur(3px);pointer-events:none;
    }
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.02fr) minmax(420px,.98fr);gap:58px;align-items:center}
    .hero-copy{padding:28px 0}
    .hero-kicker{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:20px}
    h1{
      font-size:clamp(36px,5vw,58px);
      line-height:1.13;font-weight:900;letter-spacing:-.06em;
      max-width:760px;
    }
    .hero-sub{
      margin-top:20px;color:rgba(255,248,244,.82);
      font-size:18px;line-height:1.85;max-width:690px;
    }
    .hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:30px}
    .trust-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:34px;max-width:710px}
    .trust-item{
      display:flex;align-items:center;gap:9px;padding:12px 13px;border-radius:18px;
      background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
      color:rgba(255,248,244,.82);font-size:14px;
    }
    .trust-dot{width:8px;height:8px;border-radius:50%;background:var(--apricot);box-shadow:0 0 0 5px rgba(244,214,200,.12);flex:0 0 auto}

    .hero-visual{position:relative;min-height:560px}
    .visual-frame{
      position:absolute;inset:34px 16px 34px 64px;border-radius:38px;overflow:hidden;
      box-shadow:0 34px 90px rgba(0,0,0,.32);
      border:1px solid rgba(244,214,200,.28);
      transform:rotate(1.4deg);
    }
    .visual-frame img{width:100%;height:100%;object-fit:cover;filter:saturate(.92) contrast(1.03)}
    .visual-frame:after{
      content:"";position:absolute;inset:0;
      background:linear-gradient(180deg,rgba(24,16,21,.05),rgba(24,16,21,.78));
    }
    .float-card{
      position:absolute;z-index:2;border-radius:24px;padding:18px;
      background:rgba(255,253,251,.92);color:var(--ink);
      border:1px solid rgba(255,255,255,.45);
      box-shadow:0 24px 54px rgba(0,0,0,.22);
      backdrop-filter:blur(14px);
    }
    .float-card.cover-mini{left:0;bottom:72px;width:230px}
    .float-card.notice{right:0;top:78px;width:230px}
    .mini-thumb{height:126px;border-radius:18px;overflow:hidden;margin-bottom:12px}
    .mini-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
    .float-card:hover .mini-thumb img{transform:scale(1.04)}
    .float-card h3{font-size:17px;line-height:1.35;margin-bottom:6px;color:var(--primary)}
    .float-card p{font-size:13px;color:var(--muted);line-height:1.65}
    .notice .badge{margin-bottom:12px}
    .visual-caption{
      position:absolute;left:98px;right:48px;bottom:64px;z-index:2;
      color:#fff;padding:22px;border-radius:26px;
      background:linear-gradient(135deg,rgba(24,16,21,.70),rgba(111,39,74,.54));
      border:1px solid rgba(244,214,200,.22);
      backdrop-filter:blur(12px);
    }
    .visual-caption strong{display:block;font-size:22px;line-height:1.35;margin-bottom:6px}
    .visual-caption span{color:rgba(255,248,244,.74);font-size:14px}

    .metric-band{position:relative;z-index:2;margin-top:46px}
    .metrics{
      display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
      padding:16px;border-radius:30px;
      background:rgba(255,248,244,.10);
      border:1px solid rgba(255,255,255,.12);
      backdrop-filter:blur(14px);
    }
    .metric{
      padding:18px;border-radius:22px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.08);
    }
    .metric b{display:block;font-size:26px;line-height:1;color:var(--apricot);margin-bottom:8px}
    .metric span{font-size:13px;color:rgba(255,248,244,.72)}

    .editorial-band{
      display:grid;grid-template-columns:.82fr 1.18fr;gap:28px;align-items:stretch;
      background:linear-gradient(135deg,rgba(255,253,251,.96),rgba(247,224,230,.70));
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .band-intro{
      padding:38px;
      background:
        linear-gradient(180deg,rgba(111,39,74,.92),rgba(33,20,27,.96)),
        url('/assets/images/backpic/back-2.webp') center/cover;
      color:#fff;
      min-height:330px;
      display:flex;flex-direction:column;justify-content:space-between;
    }
    .band-intro h2{font-size:clamp(28px,3vw,38px);line-height:1.22;letter-spacing:-.04em;margin-top:18px}
    .band-intro p{margin-top:14px;color:rgba(255,248,244,.78)}
    .band-note{padding-top:20px;border-top:1px solid rgba(244,214,200,.22);font-size:14px;color:rgba(255,248,244,.72)}
    .guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0}
    .guide-item{
      padding:34px 30px;
      border-left:1px solid var(--line);
      border-bottom:1px solid var(--line);
      position:relative;
    }
    .guide-item:nth-child(2n+1){border-left:0}
    .guide-item:nth-child(n+3){border-bottom:0}
    .guide-item:before{
      content:attr(data-no);display:inline-flex;align-items:center;justify-content:center;
      width:34px;height:34px;border-radius:14px;
      background:var(--primary-soft);color:var(--primary);font-weight:900;font-size:13px;margin-bottom:20px;
    }
    .guide-item h3{font-size:22px;line-height:1.3;margin-bottom:10px;color:var(--ink)}
    .guide-item p{color:var(--muted);font-size:15px}
    .guide-item:hover{background:rgba(255,255,255,.48)}

    .showcase{
      display:grid;grid-template-columns:1.1fr .9fr;grid-template-rows:repeat(2,270px);gap:18px;
    }
    .cover-card{
      position:relative;border-radius:28px;overflow:hidden;
      background:var(--card);border:1px solid var(--line);
      box-shadow:var(--shadow);
      transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
    }
    .cover-card.large{grid-row:span 2}
    .cover-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
    .cover-card img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
    .cover-card:hover img{transform:scale(1.035)}
    .cover-card:after{
      content:"";position:absolute;inset:0;
      background:linear-gradient(180deg,rgba(24,16,21,.02) 20%,rgba(24,16,21,.78) 100%);
    }
    .cover-info{position:absolute;z-index:1;left:24px;right:24px;bottom:22px;color:#fff}
    .cover-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
    .tag{
      display:inline-flex;align-items:center;gap:6px;
      border-radius:var(--radius-pill);
      padding:6px 10px;
      font-size:12px;font-weight:800;
      background:rgba(244,214,200,.88);color:var(--primary-dark);
      border:1px solid rgba(255,255,255,.25);
    }
    .tag.dark{background:rgba(111,39,74,.90);color:#fff}
    .tag.soft{background:var(--rose-soft);color:var(--primary);border-color:rgba(111,39,74,.10)}
    .cover-info h3{font-size:24px;line-height:1.28;letter-spacing:-.03em;margin-bottom:8px}
    .cover-card:not(.large) .cover-info h3{font-size:20px}
    .cover-info p{font-size:14px;color:rgba(255,248,244,.78);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

    .latest-wrap{display:grid;grid-template-columns:.42fr .58fr;gap:34px;align-items:start}
    .latest-panel{
      position:sticky;top:calc(var(--header-h) + 24px);
      padding:34px;border-radius:var(--radius-xl);
      background:linear-gradient(180deg,var(--card),rgba(247,224,230,.62));
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .latest-panel h2{font-size:clamp(28px,3vw,38px);line-height:1.24;letter-spacing:-.04em;margin:16px 0 12px}
    .latest-panel p{color:var(--muted)}
    .filter-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
    .filter-tags .tag{background:#fff}
    .news-list{display:grid;gap:14px}
    .news-card{
      display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;
      padding:22px;border-radius:24px;background:rgba(255,253,251,.92);
      border:1px solid var(--line);
      box-shadow:0 14px 38px rgba(80,30,50,.08);
      transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
    }
    .news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);background:#fff}
    .news-line{width:5px;height:64px;border-radius:99px;background:linear-gradient(180deg,var(--primary),var(--copper))}
    .news-main h3{
      font-size:20px;line-height:1.38;margin-bottom:8px;
      display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    }
    .news-main h3 a:hover{color:var(--primary)}
    .news-main p{
      color:var(--muted);font-size:14px;line-height:1.7;
      display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    }
    .news-meta{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:12px;color:var(--weak);font-size:13px}
    .news-arrow{
      width:42px;height:42px;border-radius:16px;
      display:flex;align-items:center;justify-content:center;
      background:var(--primary-soft);color:var(--primary);font-weight:900;
      transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
    }
    .news-card:hover .news-arrow{transform:translateX(3px);background:var(--primary);color:#fff}
    .empty-state{
      padding:40px;border-radius:28px;background:rgba(255,253,251,.92);
      border:1px dashed rgba(111,39,74,.26);text-align:center;box-shadow:var(--shadow);
    }
    .empty-icon{
      width:62px;height:62px;border-radius:24px;margin:0 auto 16px;
      display:flex;align-items:center;justify-content:center;
      background:var(--rose-soft);color:var(--primary);font-size:26px;
    }
    .empty-state p{color:var(--muted);margin-bottom:18px}

    .process{
      position:relative;border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(33,20,27,.96),rgba(111,39,74,.92)),
        url('/assets/images/backpic/back-3.jpg') center/cover;
      color:#fff;padding:42px;overflow:hidden;
      box-shadow:0 28px 80px rgba(80,30,50,.18);
    }
    .process:before{
      content:"";position:absolute;right:-120px;top:-90px;width:360px;height:360px;border-radius:50%;
      background:radial-gradient(circle,rgba(244,214,200,.22),transparent 68%);
    }
    .process-head{position:relative;z-index:1;display:flex;justify-content:space-between;gap:26px;align-items:flex-end;margin-bottom:36px}
    .process-head h2{font-size:clamp(29px,4vw,42px);line-height:1.22;letter-spacing:-.04em}
    .process-head p{max-width:500px;color:rgba(255,248,244,.75)}
    .steps{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{
      min-height:210px;padding:24px;border-radius:24px;
      background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);
      backdrop-filter:blur(10px);
      transition:transform .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease);
    }
    .step:hover{transform:translateY(-4px);background:rgba(255,255,255,.12);border-color:rgba(244,214,200,.34)}
    .step-num{font-size:30px;font-weight:900;color:var(--apricot);line-height:1;margin-bottom:28px}
    .step h3{font-size:20px;line-height:1.35;margin-bottom:10px}
    .step p{font-size:14px;color:rgba(255,248,244,.72)}

    .proof-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px;align-items:stretch}
    .proof-card{
      border-radius:var(--radius-xl);background:var(--card);
      border:1px solid var(--line);box-shadow:var(--shadow);
      padding:34px;
    }
    .proof-card.image{padding:0;overflow:hidden;position:relative;min-height:430px}
    .proof-card.image img{width:100%;height:100%;object-fit:cover}
    .proof-card.image:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(24,16,21,.70))}
    .image-note{position:absolute;z-index:1;left:28px;right:28px;bottom:26px;color:#fff}
    .image-note h3{font-size:25px;line-height:1.3;margin-bottom:8px}
    .image-note p{color:rgba(255,248,244,.76)}
    .proof-card h2{font-size:clamp(28px,3vw,38px);line-height:1.24;letter-spacing:-.04em;margin:14px 0}
    .proof-list{display:grid;gap:14px;margin-top:24px}
    .proof-item{display:flex;gap:13px;padding:16px;border-radius:20px;background:rgba(111,39,74,.06);border:1px solid rgba(111,39,74,.08)}
    .proof-check{
      width:28px;height:28px;border-radius:50%;background:var(--primary);color:#fff;
      display:flex;align-items:center;justify-content:center;flex:0 0 auto;font-size:14px;font-weight:900;
    }
    .proof-item h3{font-size:18px;line-height:1.35;margin-bottom:4px}
    .proof-item p{color:var(--muted);font-size:14px}

    .faq-wrap{display:grid;grid-template-columns:.38fr .62fr;gap:34px;align-items:start}
    .faq-intro{
      padding:34px;border-radius:var(--radius-xl);
      background:linear-gradient(180deg,rgba(255,253,251,.95),rgba(247,224,230,.70));
      border:1px solid var(--line);box-shadow:var(--shadow);
    }
    .faq-intro h2{font-size:clamp(29px,3vw,40px);line-height:1.24;letter-spacing:-.04em;margin:16px 0 12px}
    .faq-intro p{color:var(--muted)}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border-radius:24px;background:rgba(255,253,251,.94);
      border:1px solid var(--line);
      box-shadow:0 14px 38px rgba(80,30,50,.07);
      overflow:hidden;transition:border-color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
    }
    .faq-item.active{border-color:rgba(111,39,74,.34);background:linear-gradient(180deg,#fff,rgba(247,224,230,.48));box-shadow:var(--shadow)}
    .faq-q{
      width:100%;padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;
      color:var(--ink);font-weight:850;text-align:left;font-size:17px;
    }
    .faq-icon{
      width:30px;height:30px;border-radius:12px;background:var(--primary-soft);color:var(--primary);
      display:flex;align-items:center;justify-content:center;flex:0 0 auto;font-weight:900;transition:.22s var(--ease)
    }
    .faq-item.active .faq-icon{background:var(--primary);color:#fff;transform:rotate(45deg)}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
    .faq-a p{padding:0 24px 22px;color:var(--muted);font-size:15px}

    .contact-cta{
      position:relative;overflow:hidden;border-radius:36px;padding:46px;
      background:
        radial-gradient(circle at 18% 0%,rgba(244,214,200,.24),transparent 36%),
        radial-gradient(circle at 86% 75%,rgba(231,169,184,.20),transparent 34%),
        linear-gradient(135deg,var(--dark),var(--primary-dark) 55%,var(--primary));
      color:#fff;
      box-shadow:0 30px 90px rgba(80,30,50,.22);
    }
    .contact-cta:before{
      content:"";position:absolute;inset:16px;border-radius:28px;border:1px solid rgba(244,214,200,.18);pointer-events:none;
    }
    .cta-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr auto;gap:34px;align-items:center}
    .contact-cta h2{font-size:clamp(30px,4vw,44px);line-height:1.2;letter-spacing:-.04em;margin-bottom:14px}
    .contact-cta p{color:rgba(255,248,244,.76);font-size:17px;max-width:720px}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}

    .contact-form{
      margin-top:28px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;
      position:relative;z-index:1;
    }
    .field{display:flex;flex-direction:column;gap:8px}
    .field label{font-size:13px;color:rgba(255,248,244,.72);font-weight:750}
    .field input,.field textarea{
      width:100%;border:1px solid rgba(255,255,255,.18);
      border-radius:16px;background:rgba(255,255,255,.10);
      color:#fff;padding:13px 14px;outline:none;
      transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
    }
    .field input::placeholder,.field textarea::placeholder{color:rgba(255,248,244,.48)}
    .field input:focus,.field textarea:focus{border-color:rgba(244,214,200,.72);box-shadow:0 0 0 4px rgba(244,214,200,.12);background:rgba(255,255,255,.14)}
    .field.wide{grid-column:span 2}
    .field textarea{min-height:50px;resize:vertical}
    .form-tip{grid-column:span 4;color:rgba(255,248,244,.58);font-size:13px}

    .site-footer{
      background:linear-gradient(180deg,#21141B,#140D12);
      color:#FCEBE4;padding:58px 0 28px;
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr 1fr;gap:32px;padding-bottom:34px;border-bottom:1px solid rgba(244,214,200,.14)}
    .footer-logo{display:flex;align-items:center;gap:12px;color:var(--apricot);font-weight:900;margin-bottom:16px}
    .footer-logo .logo-mark{width:40px;height:40px}
    .footer-brand p{color:rgba(252,235,228,.66);max-width:360px;font-size:14px}
    .footer-col h3{font-size:16px;margin-bottom:14px;color:#fff}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:rgba(252,235,228,.68);font-size:14px}
    .footer-links a:hover{color:var(--apricot);text-decoration:underline;text-decoration-color:rgba(244,214,200,.5);text-underline-offset:4px}
    .footer-note{
      padding:14px;border-radius:18px;background:rgba(255,255,255,.06);
      border:1px solid rgba(244,214,200,.12);color:rgba(252,235,228,.70);font-size:13px;
    }
    .footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:22px;color:rgba(252,235,228,.54);font-size:13px}
    .footer-bottom a{color:rgba(252,235,228,.72)}
    .footer-bottom a:hover{color:var(--apricot)}

    @media (max-width:1100px){
      .nav-links,.nav-actions .btn-primary{display:none}
      .menu-btn{display:flex}
      .nav-links{
        position:absolute;top:calc(var(--header-h) + 8px);left:24px;right:24px;
        display:none;flex-direction:column;align-items:stretch;gap:8px;
        padding:18px;border-radius:24px;background:rgba(255,253,251,.98);
        border:1px solid var(--line);box-shadow:var(--shadow-hover);
      }
      body.menu-open .nav-links{display:flex}
      .nav-links a{padding:14px 16px}
      .hero-grid{grid-template-columns:1fr;gap:28px}
      .hero-visual{min-height:520px}
      .visual-frame{inset:20px 24px 26px 82px}
      .editorial-band,.latest-wrap,.proof-grid,.faq-wrap{grid-template-columns:1fr}
      .latest-panel{position:relative;top:auto}
      .steps{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
      .contact-form{grid-template-columns:repeat(2,1fr)}
      .field.wide,.form-tip{grid-column:span 2}
    }
    @media (max-width:820px){
      .container{width:min(100% - 40px,var(--container))}
      .section{padding:64px 0}
      .section-head{display:block}
      .section-head .text-link{margin-top:18px}
      .trust-list,.metrics{grid-template-columns:repeat(2,1fr)}
      .hero{padding-top:58px}
      .hero-visual{min-height:470px}
      .visual-frame{inset:22px 0 42px 42px}
      .float-card.notice{right:10px;top:26px;width:210px}
      .float-card.cover-mini{left:0;bottom:38px;width:210px}
      .visual-caption{left:64px;right:18px;bottom:40px}
      .guide-grid{grid-template-columns:1fr}
      .guide-item,.guide-item:nth-child(2n+1){border-left:0;border-bottom:1px solid var(--line)}
      .guide-item:last-child{border-bottom:0}
      .showcase{grid-template-columns:1fr;grid-template-rows:auto}
      .cover-card,.cover-card.large{height:330px;grid-row:auto}
      .news-card{grid-template-columns:auto 1fr;padding:18px}
      .news-arrow{grid-column:2;justify-self:start}
      .process,.contact-cta{padding:30px}
      .process-head{display:block}
      .process-head p{margin-top:12px}
      .cta-grid{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
      .footer-bottom{flex-direction:column;align-items:flex-start}
    }
    @media (max-width:560px){
      .container{width:min(100% - 34px,var(--container))}
      .site-header{height:70px}
      :root{--header-h:70px}
      .logo-text{max-width:210px;font-size:15px}
      .age-strip .container{align-items:flex-start;text-align:left}
      .hero-actions .btn,.cta-actions .btn{width:100%}
      .trust-list,.metrics,.steps{grid-template-columns:1fr}
      .metric{padding:16px}
      .hero-visual{min-height:410px}
      .visual-frame{inset:22px 0 58px 0;border-radius:30px;transform:none}
      .float-card.notice{display:none}
      .float-card.cover-mini{display:none}
      .visual-caption{left:18px;right:18px;bottom:32px;padding:18px}
      .band-intro,.latest-panel,.faq-intro,.proof-card{padding:26px}
      .cover-card,.cover-card.large{height:290px}
      .process,.contact-cta{border-radius:28px;padding:24px}
      .contact-form{grid-template-columns:1fr}
      .field.wide,.form-tip{grid-column:span 1}
      .footer-grid{grid-template-columns:1fr}
      .nav-actions .badge-18{display:none}
    }

/* roulang page: article */
:root{
      --primary:#6F274A;
      --primary-dark:#4C1730;
      --primary-soft:rgba(111,39,74,.10);
      --rose:#E7A9B8;
      --rose-soft:#F7E0E6;
      --apricot:#F4D6C8;
      --copper:#B86B5C;
      --ink:#241820;
      --muted:#765C68;
      --weak:#9A7D88;
      --bg:#FFF8F4;
      --bg-2:#F8EFEA;
      --card:#FFFDFB;
      --dark:#181015;
      --dark-2:#21141B;
      --line:rgba(111,39,74,.14);
      --line-strong:rgba(111,39,74,.30);
      --shadow:0 22px 60px rgba(80,30,50,.12);
      --shadow-hover:0 28px 74px rgba(80,30,50,.18);
      --radius-xl:32px;
      --radius-lg:26px;
      --radius-md:18px;
      --radius-pill:999px;
      --container:1220px;
      --header-h:78px;
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 12% 5%, rgba(231,169,184,.35), transparent 34%),
        radial-gradient(circle at 88% 15%, rgba(244,214,200,.55), transparent 32%),
        linear-gradient(180deg,var(--bg),var(--bg-2) 60%,var(--bg));
      line-height:1.75;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease)}
    a:hover{color:inherit}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea{font:inherit}
    button{border:0;cursor:pointer;background:none}
    :focus-visible{outline:3px solid rgba(231,169,184,.72);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 64px));margin-inline:auto}
    .section{padding:88px 0}
    .section-tight{padding:68px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 13px;border-radius:var(--radius-pill);
      background:rgba(111,39,74,.08);
      color:var(--primary);
      font-size:13px;font-weight:700;letter-spacing:.03em;
      border:1px solid rgba(111,39,74,.12);
    }
    .eyebrow.dark{background:rgba(244,214,200,.16);color:var(--apricot);border-color:rgba(244,214,200,.22)}
    .badge-18{
      display:inline-flex;align-items:center;justify-content:center;
      min-width:48px;height:30px;padding:0 12px;border-radius:var(--radius-pill);
      background:var(--dark);color:var(--apricot);
      font-weight:800;font-size:13px;letter-spacing:.04em;
      box-shadow:0 10px 28px rgba(24,16,21,.20);
      white-space:nowrap;
    }
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-title{max-width:720px}
    .section-title h2{font-size:clamp(30px,4vw,42px);line-height:1.22;letter-spacing:-.04em;color:var(--ink);margin:0}
    .section-title p{margin:14px 0 0;color:var(--muted);font-size:17px;max-width:680px}
    .muted{color:var(--muted)}
    .text-link{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--primary);font-weight:800;
      border-bottom:1px solid transparent;
    }
    .text-link:hover{color:var(--copper);border-bottom-color:var(--copper)}
    .text-link:hover .arrow{transform:translateX(4px)}
    .arrow{display:inline-block;transition:transform .22s var(--ease)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:48px;padding:13px 22px;border-radius:var(--radius-pill);
      font-weight:800;font-size:15px;line-height:1;
      transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
      user-select:none;border:1px solid transparent;
    }
    .btn-primary{background:var(--primary);color:#fff;box-shadow:0 16px 36px rgba(111,39,74,.24)}
    .btn-primary:hover,.btn-primary:active{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 22px 46px rgba(111,39,74,.32)}
    .btn-secondary{background:rgba(255,253,251,.82);color:var(--primary);border-color:rgba(111,39,74,.24);box-shadow:0 12px 30px rgba(80,30,50,.08)}
    .btn-secondary:hover,.btn-secondary:active{background:var(--rose-soft);color:var(--primary);border-color:rgba(111,39,74,.42);transform:translateY(-2px)}
    .btn-light{background:var(--apricot);color:var(--dark);box-shadow:0 16px 40px rgba(244,214,200,.18)}
    .btn-light:hover,.btn-light:active{background:#FFE1D2;color:var(--dark);transform:translateY(-2px);box-shadow:0 24px 50px rgba(244,214,200,.25)}
    .btn-outline-light{color:#fff;border-color:rgba(255,255,255,.32);background:rgba(255,255,255,.06)}
    .btn-outline-light:hover,.btn-outline-light:active{color:#fff;background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.54);transform:translateY(-2px)}

    .site-header{
      position:sticky;top:0;z-index:50;
      height:var(--header-h);
      backdrop-filter:saturate(130%) blur(18px);
      background:rgba(255,248,244,.88);
      border-bottom:1px solid rgba(111,39,74,.10);
      box-shadow:0 10px 34px rgba(80,30,50,.06);
    }
    .nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .logo{
      display:flex;align-items:center;gap:12px;min-width:0;
      font-weight:900;color:var(--primary);letter-spacing:-.03em;
    }
    .logo:hover{color:var(--primary-dark)}
    .logo-mark{
      width:42px;height:42px;border-radius:15px;flex:0 0 auto;
      background:
        radial-gradient(circle at 70% 26%, rgba(244,214,200,.9), transparent 28%),
        linear-gradient(135deg,var(--primary),var(--copper));
      box-shadow:0 16px 30px rgba(111,39,74,.22);
      position:relative;overflow:hidden;
    }
    .logo-mark:before,.logo-mark:after{
      content:"";position:absolute;left:9px;right:9px;height:4px;border-radius:8px;background:rgba(255,255,255,.68)
    }
    .logo-mark:before{top:13px}
    .logo-mark:after{bottom:13px}
    .logo-text{font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:330px}
    .nav-links{display:flex;align-items:center;gap:6px}
    .nav-links a{
      padding:10px 13px;border-radius:var(--radius-pill);
      color:#49313D;font-weight:750;font-size:14px;
    }
    .nav-links a:hover,.nav-links a.active{background:rgba(111,39,74,.09);color:var(--primary)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .menu-btn{
      display:none;width:44px;height:44px;border-radius:14px;
      background:rgba(111,39,74,.08);color:var(--primary);
      align-items:center;justify-content:center;
    }
    .menu-btn:hover{background:rgba(111,39,74,.14)}
    .menu-lines,.menu-lines:before,.menu-lines:after{
      width:20px;height:2px;border-radius:4px;background:currentColor;display:block;position:relative;transition:transform .22s var(--ease),opacity .22s var(--ease)
    }
    .menu-lines:before,.menu-lines:after{content:"";position:absolute;left:0}
    .menu-lines:before{top:-7px}
    .menu-lines:after{top:7px}
    .menu-btn[aria-expanded="true"] .menu-lines{background:transparent}
    .menu-btn[aria-expanded="true"] .menu-lines:before{top:0;transform:rotate(45deg)}
    .menu-btn[aria-expanded="true"] .menu-lines:after{top:0;transform:rotate(-45deg)}

    .article-hero{
      position:relative;
      padding:46px 0 54px;
      background:
        linear-gradient(135deg,rgba(33,20,27,.97),rgba(76,23,48,.94)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color:#fff;
      overflow:hidden;
    }
    .article-hero:before{
      content:"";position:absolute;inset:0;
      background:
        radial-gradient(circle at 20% 20%, rgba(231,169,184,.22), transparent 30%),
        radial-gradient(circle at 78% 18%, rgba(244,214,200,.18), transparent 28%),
        linear-gradient(180deg,rgba(24,16,21,.42),rgba(24,16,21,.10));
      pointer-events:none;
    }
    .article-hero .container{position:relative;z-index:1}
    .breadcrumb-line{
      display:flex;align-items:center;gap:9px;flex-wrap:wrap;
      color:rgba(255,255,255,.68);
      font-size:14px;margin-bottom:34px;
    }
    .breadcrumb-line a{color:rgba(255,255,255,.76);border-bottom:1px solid transparent}
    .breadcrumb-line a:hover{color:var(--apricot);border-bottom-color:var(--apricot)}
    .breadcrumb-line .current{
      max-width:560px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:rgba(255,255,255,.88)
    }
    .article-head-grid{
      display:grid;
      grid-template-columns:minmax(0,1.04fr) 420px;
      gap:42px;
      align-items:end;
    }
    .article-kicker{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:20px}
    .article-title{
      font-size:clamp(34px,5vw,58px);
      line-height:1.13;
      letter-spacing:-.055em;
      font-weight:900;
      margin:0;
      max-width:840px;
    }
    .article-desc{
      margin:22px 0 0;
      color:rgba(255,255,255,.78);
      font-size:18px;
      max-width:760px;
      line-height:1.82;
    }
    .article-meta{
      display:flex;align-items:center;gap:12px;flex-wrap:wrap;
      margin-top:24px;
      color:rgba(255,255,255,.72);
      font-size:14px;
    }
    .meta-pill{
      display:inline-flex;align-items:center;gap:7px;
      padding:8px 12px;border-radius:var(--radius-pill);
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.14);
      color:rgba(255,255,255,.82);
    }
    .hero-cover{
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.16);
      border-radius:28px;
      padding:10px;
      box-shadow:0 28px 80px rgba(0,0,0,.28);
      transform:translateY(10px);
    }
    .hero-cover figure{margin:0;position:relative;overflow:hidden;border-radius:22px}
    .hero-cover img{width:100%;height:310px;object-fit:cover;transition:transform .45s var(--ease)}
    .hero-cover:hover img{transform:scale(1.035)}
    .cover-tag{
      position:absolute;left:16px;bottom:16px;
      display:inline-flex;align-items:center;gap:8px;
      padding:9px 13px;border-radius:var(--radius-pill);
      background:rgba(24,16,21,.72);
      color:var(--apricot);
      font-size:13px;font-weight:800;
      backdrop-filter:blur(12px);
    }

    .age-strip{
      margin-top:-28px;
      position:relative;
      z-index:3;
    }
    .age-card{
      border-radius:var(--radius-lg);
      background:var(--card);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      padding:20px 22px;
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:18px;
      align-items:center;
    }
    .age-icon{
      width:46px;height:46px;border-radius:16px;
      display:flex;align-items:center;justify-content:center;
      background:var(--primary);
      color:var(--apricot);
      font-weight:900;
      box-shadow:0 14px 28px rgba(111,39,74,.20);
    }
    .age-card strong{display:block;color:var(--ink);font-size:16px;margin-bottom:2px}
    .age-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}

    .article-shell{
      display:grid;
      grid-template-columns:minmax(0,820px) 320px;
      gap:44px;
      align-items:start;
    }
    .article-panel{
      background:rgba(255,253,251,.86);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      border-radius:var(--radius-xl);
      padding:42px;
    }
    .article-body{
      color:#37242E;
      font-size:17px;
      line-height:1.88;
      overflow-wrap:anywhere;
    }
    .article-body h2{
      margin:46px 0 16px;
      padding-top:4px;
      font-size:clamp(25px,3vw,34px);
      line-height:1.28;
      letter-spacing:-.035em;
      color:var(--ink);
      font-weight:850;
    }
    .article-body h3{
      margin:34px 0 12px;
      font-size:23px;
      line-height:1.35;
      color:var(--primary-dark);
      font-weight:800;
    }
    .article-body p{margin:0 0 20px}
    .article-body a{
      color:var(--primary);
      font-weight:800;
      border-bottom:1px solid rgba(111,39,74,.28);
    }
    .article-body a:hover{color:var(--copper);border-bottom-color:var(--copper)}
    .article-body ul,.article-body ol{
      margin:18px 0 24px;
      padding-left:1.35em;
    }
    .article-body li{margin:8px 0;padding-left:4px}
    .article-body blockquote{
      margin:28px 0;
      padding:22px 24px;
      border-left:5px solid var(--primary);
      border-radius:0 var(--radius-md) var(--radius-md) 0;
      background:linear-gradient(90deg,rgba(111,39,74,.10),rgba(231,169,184,.12));
      color:#503141;
      font-weight:650;
    }
    .article-body img{
      width:100%;
      border-radius:24px;
      margin:30px 0 10px;
      box-shadow:0 18px 44px rgba(80,30,50,.12);
    }
    .article-body figure{margin:34px 0}
    .article-body figcaption{
      text-align:center;
      color:var(--weak);
      font-size:13px;
      margin-top:10px;
    }
    .article-body table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      margin:26px 0;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:18px;
      background:#fff;
      display:block;
      max-width:100%;
      overflow-x:auto;
    }
    .article-body th,.article-body td{
      padding:13px 16px;
      border-bottom:1px solid rgba(111,39,74,.10);
      white-space:nowrap;
    }
    .article-body th{background:rgba(111,39,74,.08);color:var(--primary-dark);font-weight:850}
    .article-body tr:last-child td{border-bottom:0}
    .not-found{
      text-align:center;
      padding:46px 20px;
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,rgba(247,224,230,.72),rgba(255,253,251,.92));
      border:1px dashed rgba(111,39,74,.28);
    }
    .not-found h2{margin:0 0 10px;font-size:30px;color:var(--primary-dark)}
    .not-found p{margin:0 auto 22px;max-width:520px;color:var(--muted)}

    .side-stack{position:sticky;top:calc(var(--header-h) + 24px);display:grid;gap:18px}
    .side-card{
      border-radius:var(--radius-lg);
      background:var(--card);
      border:1px solid var(--line);
      box-shadow:0 18px 44px rgba(80,30,50,.09);
      padding:24px;
    }
    .side-card h2,.side-card h3{
      margin:0 0 14px;
      font-size:20px;
      letter-spacing:-.02em;
      color:var(--ink);
      font-weight:850;
    }
    .side-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.72}
    .toc-list{display:grid;gap:10px;margin-top:14px}
    .toc-list a{
      display:flex;align-items:center;gap:9px;
      padding:10px 12px;border-radius:14px;
      color:var(--muted);
      background:rgba(111,39,74,.05);
      font-size:14px;font-weight:750;
    }
    .toc-list a:hover{background:rgba(111,39,74,.11);color:var(--primary);transform:translateX(2px)}
    .info-list{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:12px}
    .info-list li{
      display:flex;gap:10px;align-items:flex-start;
      color:var(--muted);
      font-size:14px;
      line-height:1.6;
    }
    .dot{
      width:9px;height:9px;margin-top:8px;border-radius:50%;
      background:var(--copper);
      box-shadow:0 0 0 5px rgba(184,107,92,.12);
      flex:0 0 auto;
    }

    .related-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:20px;
    }
    .related-card{
      position:relative;
      overflow:hidden;
      min-height:240px;
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:var(--card);
      box-shadow:0 18px 46px rgba(80,30,50,.10);
      transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
    }
    .related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(111,39,74,.30)}
    .related-img{height:122px;overflow:hidden}
    .related-img img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
    .related-card:hover .related-img img{transform:scale(1.04)}
    .related-content{padding:18px}
    .tag{
      display:inline-flex;align-items:center;
      padding:6px 10px;
      border-radius:var(--radius-pill);
      background:rgba(111,39,74,.09);
      color:var(--primary);
      font-size:12px;font-weight:850;
      margin-bottom:10px;
    }
    .related-content h3{
      margin:0 0 9px;
      font-size:19px;
      line-height:1.38;
      font-weight:850;
      color:var(--ink);
      display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    }
    .related-content p{
      margin:0 0 13px;
      color:var(--muted);
      font-size:14px;
      line-height:1.65;
      display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    }
    .related-meta{display:flex;justify-content:space-between;gap:12px;align-items:center;color:var(--weak);font-size:13px}

    .dynamic-band{
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(255,253,251,.92),rgba(247,224,230,.72)),
        url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      overflow:hidden;
      padding:32px;
      display:grid;
      grid-template-columns:1fr 1.2fr;
      gap:26px;
      align-items:center;
      position:relative;
    }
    .dynamic-band:before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(255,248,244,.96),rgba(255,248,244,.78));
      pointer-events:none;
    }
    .dynamic-band>*{position:relative;z-index:1}
    .dynamic-band h2{margin:12px 0 12px;font-size:clamp(28px,3.6vw,40px);line-height:1.22;letter-spacing:-.04em;font-weight:900}
    .dynamic-band p{margin:0;color:var(--muted);font-size:16px}
    .mini-list{display:grid;gap:12px}
    .mini-item{
      display:flex;justify-content:space-between;gap:16px;align-items:center;
      padding:15px 16px;border-radius:18px;
      background:rgba(255,253,251,.84);
      border:1px solid rgba(111,39,74,.12);
      transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
    }
    .mini-item:hover{transform:translateX(4px);border-color:rgba(111,39,74,.28);background:#fff}
    .mini-item strong{display:block;color:var(--ink);font-size:15px}
    .mini-item span{color:var(--weak);font-size:13px}

    .faq-wrap{display:grid;grid-template-columns:360px 1fr;gap:34px;align-items:start}
    .faq-list{display:grid;gap:14px}
    .faq-item{
      border-radius:22px;
      background:var(--card);
      border:1px solid var(--line);
      box-shadow:0 14px 38px rgba(80,30,50,.08);
      overflow:hidden;
      transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
    }
    .faq-item[open]{border-color:rgba(111,39,74,.32);background:linear-gradient(180deg,#fff,rgba(247,224,230,.45));box-shadow:0 20px 48px rgba(80,30,50,.12)}
    .faq-item summary{
      list-style:none;
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      padding:20px 22px;
      cursor:pointer;
      color:var(--ink);
      font-weight:850;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{
      content:"+";
      width:30px;height:30px;border-radius:50%;
      display:flex;align-items:center;justify-content:center;
      background:rgba(111,39,74,.09);
      color:var(--primary);
      font-size:20px;
      flex:0 0 auto;
      transition:transform .22s var(--ease),background .22s var(--ease);
    }
    .faq-item[open] summary:after{content:"";transform:rotate(90deg);background:var(--primary)}
    .faq-item[open] summary:before{
      content:"";
      position:absolute;
    }
    .faq-item p{
      margin:0;
      padding:0 22px 22px;
      color:var(--muted);
      line-height:1.75;
    }

    .contact-cta{
      border-radius:34px;
      background:
        radial-gradient(circle at 18% 20%, rgba(231,169,184,.20), transparent 30%),
        radial-gradient(circle at 78% 12%, rgba(244,214,200,.18), transparent 34%),
        linear-gradient(135deg,var(--dark),var(--primary-dark));
      color:#fff;
      padding:44px;
      display:grid;
      grid-template-columns:1.1fr auto;
      gap:30px;
      align-items:center;
      box-shadow:0 28px 80px rgba(24,16,21,.24);
      overflow:hidden;
      position:relative;
    }
    .contact-cta h2{margin:12px 0 12px;font-size:clamp(30px,4vw,44px);line-height:1.18;letter-spacing:-.045em;font-weight:900}
    .contact-cta p{margin:0;color:rgba(255,255,255,.76);font-size:17px;max-width:720px}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}

    .site-footer{
      background:
        radial-gradient(circle at 16% 0%, rgba(111,39,74,.34), transparent 32%),
        linear-gradient(180deg,var(--dark-2),var(--dark));
      color:#fff;
      padding:68px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .7fr .7fr 1.1fr;
      gap:34px;
      align-items:start;
    }
    .footer-logo{
      display:flex;align-items:center;gap:12px;
      color:#fff;font-weight:900;letter-spacing:-.03em;margin-bottom:16px;
    }
    .footer-brand p{margin:0;color:rgba(255,255,255,.68);line-height:1.78;max-width:420px}
    .footer-col h3{margin:0 0 15px;font-size:16px;color:var(--apricot);font-weight:850}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:rgba(255,255,255,.66);font-weight:650}
    .footer-links a:hover{color:var(--apricot);transform:translateX(2px)}
    .footer-note{
      color:rgba(255,255,255,.68);
      border:1px solid rgba(244,214,200,.16);
      background:rgba(255,255,255,.05);
      border-radius:20px;
      padding:16px;
      line-height:1.75;
    }
    .footer-note strong{color:var(--apricot)}
    .footer-bottom{
      display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
      margin-top:42px;padding-top:24px;
      border-top:1px solid rgba(244,214,200,.14);
      color:rgba(255,255,255,.54);
      font-size:14px;
    }

    @media (max-width:1100px){
      .nav-links{position:absolute;left:32px;right:32px;top:calc(var(--header-h) + 10px);display:none;flex-direction:column;align-items:stretch;padding:18px;border-radius:24px;background:rgba(255,253,251,.96);border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(18px)}
      .nav-links.is-open{display:flex}
      .nav-links a{padding:13px 15px}
      .menu-btn{display:flex}
      .nav-actions .btn-primary{display:none}
      .article-head-grid{grid-template-columns:1fr}
      .hero-cover{max-width:560px;transform:none}
      .article-shell{grid-template-columns:1fr}
      .side-stack{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
      .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .footer-grid{grid-template-columns:1.2fr 1fr 1fr}
      .footer-col:last-child{grid-column:1/-1}
    }
    @media (max-width:820px){
      :root{--header-h:72px}
      .container{width:min(100% - 40px,var(--container))}
      .section{padding:64px 0}
      .section-tight{padding:52px 0}
      .section-head{display:block}
      .section-head .text-link{margin-top:18px}
      .logo-text{max-width:230px}
      .article-hero{padding:34px 0 46px}
      .breadcrumb-line .current{max-width:280px}
      .article-desc{font-size:16px}
      .hero-cover img{height:240px}
      .age-card{grid-template-columns:auto 1fr}
      .age-card .btn{grid-column:1/-1;justify-self:start}
      .article-panel{padding:28px;border-radius:26px}
      .article-body{font-size:16px}
      .side-stack{grid-template-columns:1fr}
      .dynamic-band{grid-template-columns:1fr;padding:26px}
      .faq-wrap{grid-template-columns:1fr}
      .contact-cta{grid-template-columns:1fr;padding:32px}
      .cta-actions{justify-content:flex-start}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:560px){
      .container{width:min(100% - 36px,var(--container))}
      .logo-mark{width:38px;height:38px;border-radius:14px}
      .logo-text{max-width:165px;font-size:15px}
      .nav-actions{gap:8px}
      .badge-18{min-width:42px;height:28px;padding:0 10px}
      .breadcrumb-line{font-size:13px}
      .article-title{font-size:32px}
      .article-meta{align-items:flex-start}
      .meta-pill{width:100%;justify-content:flex-start}
      .hero-cover img{height:210px}
      .age-card{padding:18px}
      .article-panel{padding:22px;border-radius:22px}
      .article-body h2{font-size:25px}
      .article-body h3{font-size:21px}
      .related-grid{grid-template-columns:1fr}
      .mini-item{align-items:flex-start;flex-direction:column;gap:6px}
      .btn{width:100%}
      .contact-cta{border-radius:26px;padding:26px}
      .cta-actions{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:grid;gap:10px}
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}