/* roulang page: index */
:root{
      --color-primary:#5b4bdb;
      --color-primary-strong:#4232bd;
      --color-primary-soft:#eeeaff;
      --color-accent:#f59f47;
      --color-accent-soft:#fff2e4;
      --color-ink:#172033;
      --color-muted:#657085;
      --color-light:#f7f8fc;
      --color-white:#ffffff;
      --color-border:#e5e9f2;
      --color-border-strong:#d5dbea;
      --color-success:#21a67a;
      --color-danger:#dc4762;
      --radius-sm:12px;
      --radius-md:18px;
      --radius-lg:28px;
      --radius-xl:36px;
      --shadow-sm:0 10px 28px rgba(29,39,68,.08);
      --shadow-md:0 18px 48px rgba(29,39,68,.12);
      --shadow-lg:0 26px 76px rgba(29,39,68,.16);
      --container:1180px;
      --transition:all .25s ease;
    }

    *{box-sizing:border-box;}
    html{scroll-behavior:smooth;}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--color-ink);
      background:
        radial-gradient(circle at 12% 0%, rgba(91,75,219,.12), transparent 34%),
        radial-gradient(circle at 92% 8%, rgba(245,159,71,.14), transparent 30%),
        linear-gradient(180deg,#ffffff 0%,#f8f9fd 38%,#ffffff 100%);
      line-height:1.72;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition:var(--transition);
    }
    a:hover{color:var(--color-primary);}
    img{max-width:100%;display:block;}
    button,input,select,textarea{font:inherit;}
    ::selection{background:rgba(91,75,219,.18);color:var(--color-ink);}

    .container-custom{
      width:min(100% - 32px,var(--container));
      margin-inline:auto;
    }
    .section{
      padding:82px 0;
      position:relative;
    }
    .section-tight{padding:58px 0;}
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:var(--color-primary-soft);
      color:var(--color-primary-strong);
      font-size:14px;
      font-weight:700;
      letter-spacing:.02em;
      margin-bottom:16px;
    }
    .section-kicker::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--color-primary);
      box-shadow:0 0 0 5px rgba(91,75,219,.12);
    }
    .section-title{
      font-size:clamp(28px,3.3vw,44px);
      line-height:1.22;
      margin:0 0 16px;
      letter-spacing:-.04em;
      font-weight:850;
    }
    .section-desc{
      max-width:760px;
      color:var(--color-muted);
      font-size:17px;
      margin:0 0 34px;
    }
    .text-muted-custom{color:var(--color-muted);}

    .btn-custom{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      border:none;
      border-radius:999px;
      padding:13px 20px;
      font-weight:800;
      line-height:1;
      transition:var(--transition);
      cursor:pointer;
      white-space:nowrap;
    }
    .btn-primary-custom{
      background:linear-gradient(135deg,var(--color-primary),var(--color-primary-strong));
      color:#fff;
      box-shadow:0 14px 28px rgba(91,75,219,.24);
    }
    .btn-primary-custom:hover{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 18px 38px rgba(91,75,219,.32);
    }
    .btn-light-custom{
      background:#fff;
      color:var(--color-ink);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-sm);
    }
    .btn-light-custom:hover{
      color:var(--color-primary-strong);
      border-color:rgba(91,75,219,.28);
      transform:translateY(-2px);
    }
    .btn-ghost-custom{
      background:rgba(91,75,219,.08);
      color:var(--color-primary-strong);
      border:1px solid rgba(91,75,219,.16);
    }
    .btn-ghost-custom:hover{
      background:rgba(91,75,219,.13);
      color:var(--color-primary-strong);
      transform:translateY(-1px);
    }
    .btn-custom:focus-visible,
    .form-control:focus,
    .form-select:focus,
    .navbar-toggler:focus{
      outline:3px solid rgba(91,75,219,.2);
      outline-offset:3px;
      box-shadow:none;
      border-color:rgba(91,75,219,.45);
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      padding:16px 0;
      backdrop-filter:blur(18px);
      background:rgba(255,255,255,.78);
      border-bottom:1px solid rgba(229,233,242,.72);
    }
    .nav-shell{
      min-height:72px;
      border:1px solid rgba(213,219,234,.9);
      background:rgba(255,255,255,.92);
      box-shadow:var(--shadow-sm);
      border-radius:24px;
      padding:10px;
    }
    .navbar-brand.brand-card{
      display:flex;
      align-items:center;
      gap:12px;
      padding:8px 12px;
      border-radius:18px;
      background:linear-gradient(135deg,#ffffff,#f3f1ff);
      color:var(--color-ink);
      font-weight:900;
      letter-spacing:-.03em;
      margin-right:14px;
    }
    .brand-mark{
      width:40px;
      height:40px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--color-primary),#8b7cff);
      box-shadow:0 12px 22px rgba(91,75,219,.24);
      font-weight:900;
    }
    .brand-text{font-size:17px;}
    .nav-card{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      margin:2px 4px;
      border-radius:16px;
      color:var(--color-muted);
      font-weight:800;
      background:#fff;
      border:1px solid transparent;
    }
    .nav-card:hover,
    .nav-card.active{
      color:var(--color-primary-strong);
      background:var(--color-primary-soft);
      border-color:rgba(91,75,219,.15);
    }
    .nav-card .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:currentColor;
      opacity:.7;
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:auto;
    }
    .mini-search{
      display:flex;
      align-items:center;
      gap:8px;
      min-width:210px;
      padding:10px 12px;
      border:1px solid var(--color-border);
      border-radius:16px;
      color:var(--color-muted);
      background:#fafbff;
      font-size:14px;
    }
    .mini-search span:first-child{font-size:15px;}

    .hero{
      padding:54px 0 72px;
    }
    .hero-brief{
      display:grid;
      grid-template-columns:.88fr 1.18fr .82fr;
      gap:18px;
      align-items:stretch;
      padding:18px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(255,255,255,.96),rgba(247,248,252,.96)),
        radial-gradient(circle at 20% 20%,rgba(91,75,219,.18),transparent 40%);
      border:1px solid rgba(213,219,234,.9);
      box-shadow:var(--shadow-lg);
      overflow:hidden;
    }
    .brief-cover{
      min-height:430px;
      border-radius:28px;
      padding:26px;
      color:#fff;
      background:
        linear-gradient(160deg,rgba(23,32,51,.86),rgba(91,75,219,.88)),
        radial-gradient(circle at 80% 18%,rgba(245,159,71,.45),transparent 34%);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      position:relative;
      overflow:hidden;
    }
    .brief-cover::after{
      content:"";
      position:absolute;
      inset:auto -44px -82px auto;
      width:210px;
      height:210px;
      border-radius:50%;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.2);
    }
    .cover-badge{
      width:max-content;
      border:1px solid rgba(255,255,255,.28);
      background:rgba(255,255,255,.14);
      color:#fff;
      border-radius:999px;
      padding:7px 12px;
      font-size:13px;
      font-weight:800;
    }
    .cover-title{
      font-size:34px;
      line-height:1.16;
      letter-spacing:-.05em;
      font-weight:900;
      margin:22px 0 10px;
      position:relative;
      z-index:1;
    }
    .cover-lines{
      display:grid;
      gap:10px;
      position:relative;
      z-index:1;
    }
    .cover-line{
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.2);
    }
    .cover-line:nth-child(1){width:86%;}
    .cover-line:nth-child(2){width:62%;}
    .cover-line:nth-child(3){width:74%;}
    .cover-foot{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      position:relative;
      z-index:1;
      color:rgba(255,255,255,.82);
      font-size:14px;
    }
    .hero-main{
      padding:28px 22px;
      display:flex;
      flex-direction:column;
      justify-content:center;
    }
    .hero-brand{
      display:inline-flex;
      align-items:center;
      gap:10px;
      width:max-content;
      padding:8px 12px;
      border-radius:999px;
      background:var(--color-accent-soft);
      color:#9a5a12;
      font-weight:850;
      margin-bottom:18px;
    }
    .hero-brand i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--color-accent);
      display:inline-block;
    }
    h1{
      font-size:clamp(34px,4.4vw,60px);
      line-height:1.08;
      letter-spacing:-.055em;
      margin:0 0 18px;
      font-weight:920;
    }
    .hero-intro{
      color:var(--color-muted);
      font-size:18px;
      margin:0 0 24px;
      max-width:640px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-bottom:26px;
    }
    .hero-stats{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
    }
    .stat-chip{
      padding:14px;
      border-radius:18px;
      background:#fff;
      border:1px solid var(--color-border);
    }
    .stat-number{
      font-size:24px;
      font-weight:900;
      color:var(--color-primary-strong);
      line-height:1;
      margin-bottom:6px;
    }
    .stat-label{
      font-size:13px;
      color:var(--color-muted);
      line-height:1.35;
    }
    .brief-side{
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .toc-card,
    .hero-lead-card{
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:26px;
      box-shadow:var(--shadow-sm);
      padding:22px;
    }
    .toc-card{flex:1;}
    .toc-card h2,
    .hero-lead-card h2{
      font-size:19px;
      font-weight:900;
      letter-spacing:-.03em;
      margin:0 0 14px;
    }
    .toc-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .toc-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:var(--color-muted);
      font-size:14px;
      padding:10px;
      border-radius:14px;
      background:#fafbff;
      border:1px solid rgba(229,233,242,.74);
    }
    .toc-list b{
      flex:0 0 auto;
      color:var(--color-primary);
      font-size:13px;
    }
    .quick-form{
      display:grid;
      gap:10px;
    }
    .quick-form .form-control{
      border-radius:14px;
      border:1px solid var(--color-border);
      padding:12px 14px;
      background:#fbfcff;
    }
    .privacy-note{
      font-size:12px;
      color:var(--color-muted);
      margin:2px 0 0;
    }

    .benefit-strip{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:20px;
      align-items:stretch;
    }
    .benefit-panel{
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-sm);
      padding:30px;
    }
    .benefit-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
      margin-top:20px;
    }
    .benefit-item{
      padding:18px;
      border-radius:20px;
      border:1px solid var(--color-border);
      background:linear-gradient(180deg,#fff,#fbfcff);
      transition:var(--transition);
    }
    .benefit-item:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-md);
      border-color:rgba(91,75,219,.2);
    }
    .icon-box{
      width:42px;
      height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      margin-bottom:12px;
      color:var(--color-primary-strong);
      background:var(--color-primary-soft);
      font-weight:900;
    }
    .card-title-custom{
      font-size:18px;
      font-weight:900;
      margin:0 0 7px;
      letter-spacing:-.02em;
    }
    .card-text-custom{
      color:var(--color-muted);
      margin:0;
      font-size:15px;
    }
    .trial-card{
      color:#fff;
      background:
        linear-gradient(145deg,#211d4a,#5b4bdb 58%,#8b7cff);
      overflow:hidden;
      position:relative;
    }
    .trial-card::after{
      content:"";
      position:absolute;
      width:280px;
      height:280px;
      border-radius:50%;
      right:-90px;
      bottom:-120px;
      background:rgba(255,255,255,.12);
    }
    .trial-card .section-kicker{
      color:#fff;
      background:rgba(255,255,255,.14);
    }
    .trial-card .section-kicker::before{background:#fff;box-shadow:none;}
    .trial-card p{color:rgba(255,255,255,.82);}
    .trial-checks{
      list-style:none;
      padding:0;
      margin:18px 0 0;
      display:grid;
      gap:12px;
      position:relative;
      z-index:1;
    }
    .trial-checks li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:12px;
      border-radius:16px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.16);
    }
    .trial-checks span{
      width:22px;
      height:22px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:#fff;
      color:var(--color-primary);
      font-weight:900;
      flex:0 0 auto;
      line-height:1;
    }

    .qualification-wrap{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:20px;
      align-items:start;
    }
    .age-card{
      border-radius:var(--radius-lg);
      padding:30px;
      background:linear-gradient(180deg,#fff,#fff8f0);
      border:1px solid rgba(245,159,71,.26);
      box-shadow:var(--shadow-sm);
    }
    .age-number{
      font-size:64px;
      font-weight:950;
      line-height:1;
      color:#bf711f;
      letter-spacing:-.06em;
      margin-bottom:10px;
    }
    .rule-list{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .rule-list li{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:14px;
      align-items:flex-start;
      padding:18px;
      border-radius:20px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:0 8px 20px rgba(29,39,68,.04);
    }
    .rule-index{
      width:34px;
      height:34px;
      border-radius:12px;
      display:grid;
      place-items:center;
      color:#fff;
      background:var(--color-primary);
      font-weight:900;
      font-size:14px;
    }

    .directory-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .directory-card{
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:24px;
      padding:22px;
      box-shadow:var(--shadow-sm);
      min-height:210px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      transition:var(--transition);
    }
    .directory-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow-md);
      border-color:rgba(91,75,219,.24);
    }
    .directory-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:16px;
    }
    .count-badge{
      color:#9a5a12;
      background:var(--color-accent-soft);
      border-radius:999px;
      padding:6px 10px;
      font-size:12px;
      font-weight:850;
    }
    .entry-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--color-primary-strong);
      font-weight:900;
      margin-top:16px;
    }
    .entry-link:hover{gap:12px;}

    .updates-board{
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .update-row{
      display:grid;
      grid-template-columns:1.2fr .8fr .75fr auto;
      gap:18px;
      align-items:center;
      padding:18px 22px;
      border-bottom:1px solid var(--color-border);
    }
    .update-row:last-child{border-bottom:none;}
    .update-row:hover{background:#fafbff;}
    .update-title{
      font-weight:900;
      margin:0 0 4px;
    }
    .update-sub{
      color:var(--color-muted);
      font-size:14px;
    }
    .status-badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      width:max-content;
      border-radius:999px;
      padding:7px 10px;
      font-size:13px;
      font-weight:850;
      background:rgba(33,166,122,.1);
      color:#147759;
    }
    .status-badge::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--color-success);
    }

    .trust-band{
      border-radius:var(--radius-xl);
      padding:32px;
      background:#172033;
      color:#fff;
      box-shadow:var(--shadow-lg);
      overflow:hidden;
      position:relative;
    }
    .trust-band::before{
      content:"";
      position:absolute;
      width:360px;
      height:360px;
      border-radius:50%;
      right:-120px;
      top:-160px;
      background:rgba(91,75,219,.34);
    }
    .trust-band .section-desc{color:rgba(255,255,255,.74);}
    .trust-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
      position:relative;
      z-index:1;
    }
    .trust-item{
      padding:20px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.08);
    }
    .trust-item strong{
      display:block;
      font-size:18px;
      margin-bottom:6px;
    }
    .trust-item span{
      color:rgba(255,255,255,.72);
      font-size:14px;
    }

    .testimonial-wrap{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:16px;
    }
    .quote-card{
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:24px;
      padding:24px;
      box-shadow:var(--shadow-sm);
      transition:var(--transition);
    }
    .quote-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-md);
    }
    .quote-card p{
      color:var(--color-muted);
      margin:0 0 18px;
    }
    .quote-person{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .avatar{
      width:42px;
      height:42px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:var(--color-primary-soft);
      color:var(--color-primary-strong);
      font-weight:900;
    }
    .person-name{font-weight:900;}
    .person-role{font-size:13px;color:var(--color-muted);}

    .faq-layout{
      display:grid;
      grid-template-columns:.72fr 1.28fr;
      gap:22px;
      align-items:start;
    }
    .faq-note{
      position:sticky;
      top:120px;
      padding:28px;
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,#fff,#f8f7ff);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-sm);
    }
    .accordion{
      display:grid;
      gap:12px;
    }
    .accordion-item{
      border:1px solid var(--color-border);
      border-radius:20px!important;
      overflow:hidden;
      box-shadow:0 8px 20px rgba(29,39,68,.04);
      background:#fff;
    }
    .accordion-button{
      padding:18px 20px;
      font-weight:900;
      color:var(--color-ink);
      background:#fff;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--color-primary-strong);
      background:var(--color-primary-soft);
    }
    .accordion-button::after{
      width:18px;
      height:18px;
      background-size:18px;
      filter:saturate(.8);
    }
    .accordion-body{
      color:var(--color-muted);
      padding:18px 20px 22px;
      background:#fff;
    }

    .info-shell{
      display:grid;
      grid-template-columns:1.25fr .75fr;
      gap:20px;
      align-items:start;
    }
    .news-list,
    .recommend-card{
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .news-item{
      display:grid;
      grid-template-columns:1fr auto;
      gap:16px;
      align-items:center;
      padding:20px 22px;
      border-bottom:1px solid var(--color-border);
    }
    .news-item:last-child{border-bottom:none;}
    .news-item:hover{background:#fafbff;}
    .news-title{
      display:inline-block;
      font-size:17px;
      font-weight:900;
      margin-bottom:5px;
      color:var(--color-ink);
    }
    .news-title:hover{color:var(--color-primary-strong);}
    .news-summary{
      color:var(--color-muted);
      margin:0;
      font-size:14px;
    }
    .news-date{
      color:var(--color-muted);
      font-size:13px;
      white-space:nowrap;
    }
    .recommend-card{
      padding:24px;
    }
    .recommend-list{
      list-style:none;
      padding:0;
      margin:18px 0 0;
      display:grid;
      gap:12px;
    }
    .recommend-list li a{
      display:flex;
      justify-content:space-between;
      gap:12px;
      padding:13px 14px;
      border-radius:16px;
      background:#fafbff;
      border:1px solid var(--color-border);
      font-weight:850;
    }
    .recommend-list li a:hover{
      background:var(--color-primary-soft);
      border-color:rgba(91,75,219,.2);
      color:var(--color-primary-strong);
    }

    .apply-section{
      padding-bottom:94px;
    }
    .apply-box{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:22px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,#ffffff,#f8f7ff);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-lg);
      padding:22px;
    }
    .apply-copy{
      padding:28px;
      border-radius:28px;
      background:#172033;
      color:#fff;
      position:relative;
      overflow:hidden;
    }
    .apply-copy::after{
      content:"";
      position:absolute;
      width:220px;
      height:220px;
      border-radius:50%;
      right:-70px;
      bottom:-80px;
      background:rgba(245,159,71,.22);
    }
    .apply-copy p{color:rgba(255,255,255,.76);}
    .apply-points{
      list-style:none;
      padding:0;
      margin:24px 0 0;
      display:grid;
      gap:12px;
      position:relative;
      z-index:1;
    }
    .apply-points li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:12px;
      border-radius:16px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
    }
    .apply-points b{color:#ffd8ad;}
    .apply-form{
      padding:24px;
      border-radius:28px;
      background:#fff;
      border:1px solid var(--color-border);
    }
    .form-label{
      font-weight:850;
      color:var(--color-ink);
      margin-bottom:8px;
    }
    .form-control,
    .form-select{
      min-height:48px;
      border-radius:15px;
      border:1px solid var(--color-border);
      background:#fbfcff;
      color:var(--color-ink);
    }
    textarea.form-control{min-height:112px;resize:vertical;}
    .form-hint{
      font-size:13px;
      color:var(--color-muted);
      margin-top:6px;
    }
    .form-check-input{
      border-color:var(--color-border-strong);
    }
    .form-check-input:checked{
      background-color:var(--color-primary);
      border-color:var(--color-primary);
    }
    .alert-custom{
      display:none;
      margin-top:14px;
      border-radius:16px;
      padding:13px 15px;
      background:rgba(33,166,122,.1);
      color:#12664f;
      border:1px solid rgba(33,166,122,.22);
      font-weight:800;
    }

    .site-footer{
      background:#101827;
      color:#dce3f3;
      padding:54px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:24px;
      align-items:start;
      padding-bottom:28px;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-size:20px;
      font-weight:920;
      letter-spacing:-.03em;
      margin-bottom:14px;
    }
    .footer-brand .brand-mark{
      box-shadow:none;
    }
    .footer-text{
      max-width:680px;
      color:rgba(220,227,243,.72);
      margin:0;
    }
    .footer-card{
      padding:20px;
      border-radius:22px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);
    }
    .footer-card strong{
      display:block;
      margin-bottom:8px;
      color:#fff;
    }
    .footer-card p{
      color:rgba(220,227,243,.7);
      margin:0;
      font-size:14px;
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      padding-top:22px;
      color:rgba(220,227,243,.58);
      font-size:14px;
    }
    .footer-bottom a{
      color:rgba(220,227,243,.8);
      font-weight:800;
    }
    .footer-bottom a:hover{color:#fff;}

    @media (max-width:1024px){
      .hero-brief{
        grid-template-columns:1fr;
      }
      .brief-cover{min-height:310px;}
      .brief-side{
        display:grid;
        grid-template-columns:1fr 1fr;
      }
      .benefit-strip,
      .qualification-wrap,
      .faq-layout,
      .info-shell,
      .apply-box{
        grid-template-columns:1fr;
      }
      .directory-grid{grid-template-columns:repeat(2,1fr);}
      .trust-grid,
      .testimonial-wrap{grid-template-columns:1fr;}
      .faq-note{position:static;}
    }

    @media (max-width:991px){
      .nav-shell{padding:10px 12px;}
      .navbar-collapse{
        margin-top:12px;
        padding-top:12px;
        border-top:1px solid var(--color-border);
      }
      .nav-actions{
        align-items:stretch;
        margin-left:0;
        margin-top:12px;
        flex-direction:column;
      }
      .mini-search{min-width:100%;}
      .nav-card{
        width:100%;
        justify-content:flex-start;
        margin:4px 0;
      }
    }

    @media (max-width:768px){
      .section{padding:64px 0;}
      .section-tight{padding:46px 0;}
      .hero{padding:34px 0 56px;}
      .hero-main{padding:20px 10px;}
      .hero-stats{grid-template-columns:1fr;}
      .brief-side{grid-template-columns:1fr;}
      .benefit-grid{grid-template-columns:1fr;}
      .update-row{
        grid-template-columns:1fr;
        gap:8px;
      }
      .news-item{grid-template-columns:1fr;}
      .news-date{white-space:normal;}
      .footer-grid{grid-template-columns:1fr;}
      .apply-copy,
      .apply-form{padding:22px;}
    }

    @media (max-width:520px){
      .container-custom{width:min(100% - 22px,var(--container));}
      .nav-shell{border-radius:18px;}
      .navbar-brand.brand-card{padding:6px 8px;margin-right:6px;}
      .brand-mark{width:36px;height:36px;border-radius:12px;}
      .brand-text{font-size:15px;}
      .hero-brief{padding:12px;border-radius:26px;}
      .brief-cover{padding:22px;border-radius:22px;min-height:280px;}
      .cover-title{font-size:28px;}
      h1{font-size:34px;}
      .hero-actions .btn-custom{width:100%;}
      .directory-grid{grid-template-columns:1fr;}
      .trust-band,
      .benefit-panel,
      .age-card{padding:22px;border-radius:24px;}
      .section-title{letter-spacing:-.035em;}
      .footer-bottom{display:block;}
      .footer-bottom span{display:block;margin-bottom:8px;}
    }

/* 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}