/* roulang page: index */
:root{
      --primary:#6f2447;
      --primary-2:#8b315a;
      --primary-dark:#46182e;
      --accent:#c99355;
      --accent-soft:#fff2df;
      --bg:#fffaf7;
      --bg-2:#f6eef2;
      --surface:#ffffff;
      --surface-soft:#fbf4f0;
      --text:#262027;
      --muted:#6f6570;
      --weak:#938792;
      --border:rgba(91,39,63,.14);
      --border-strong:rgba(111,36,71,.28);
      --shadow:0 18px 50px rgba(80,38,58,.12);
      --shadow-soft:0 12px 32px rgba(80,38,58,.08);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1200px;
      --header-height:76px;
      --transition:180ms ease;
      --focus:0 0 0 4px rgba(201,147,85,.28);
    }
    *{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(--text);
      background:
        radial-gradient(circle at 12% 0%, rgba(201,147,85,.12), transparent 30%),
        radial-gradient(circle at 88% 12%, rgba(139,49,90,.12), transparent 34%),
        linear-gradient(180deg,#fffaf7 0%,#f8f1f4 48%,#fffaf7 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition:color var(--transition),background var(--transition),border-color var(--transition),transform var(--transition),box-shadow var(--transition);
    }
    img{max-width:100%;display:block}
    button,input,textarea,select{
      font:inherit;
    }
    button{cursor:pointer;border:0;background:none}
    ::selection{background:rgba(111,36,71,.16);color:var(--primary-dark)}
    .container{
      width:min(100% - 40px,var(--container));
      margin-inline:auto;
    }
    .skip-link{
      position:absolute;
      left:18px;
      top:-60px;
      z-index:1000;
      padding:10px 14px;
      border-radius:999px;
      background:var(--primary);
      color:#fff;
    }
    .skip-link:focus{top:14px;outline:none;box-shadow:var(--focus)}
    .site-header{
      position:sticky;
      top:0;
      z-index:99;
      height:var(--header-height);
      background:rgba(255,250,247,.88);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--border);
    }
    .nav-wrap{
      height:var(--header-height);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .brand-mark{
      width:42px;
      height:42px;
      flex:0 0 auto;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg,var(--primary),var(--primary-dark));
      color:#fff;
      box-shadow:0 10px 26px rgba(111,36,71,.22);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      width:18px;
      height:18px;
      border:2px solid rgba(255,255,255,.62);
      border-radius:8px;
      transform:rotate(10deg);
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:6px;
      height:6px;
      border-radius:50%;
      background:var(--accent);
      bottom:10px;
      right:10px;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      min-width:0;
      line-height:1.2;
    }
    .brand-name{
      font-size:17px;
      font-weight:800;
      color:var(--primary-dark);
      letter-spacing:.01em;
      max-width:360px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-sub{
      margin-top:3px;
      font-size:12px;
      color:var(--muted);
    }
    .site-nav{
      display:flex;
      align-items:center;
      gap:8px;
      margin-left:auto;
    }
    .site-nav a{
      padding:10px 14px;
      border-radius:999px;
      font-size:15px;
      color:#4a3f48;
      font-weight:650;
      border:1px solid transparent;
    }
    .site-nav a:hover,
    .site-nav a:focus{
      color:var(--primary);
      background:rgba(111,36,71,.07);
      outline:none;
    }
    .site-nav a.active{
      color:var(--primary);
      background:#fff;
      border-color:var(--border);
      box-shadow:0 8px 20px rgba(80,38,58,.07);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      background:#fff;
      border:1px solid var(--border);
      color:var(--primary);
    }
    .menu-toggle:focus{outline:none;box-shadow:var(--focus)}
    .menu-toggle span{
      display:block;
      width:18px;
      height:2px;
      margin:5px auto;
      border-radius:999px;
      background:currentColor;
      transition:transform var(--transition),opacity var(--transition);
    }
    .menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .menu-toggle.is-open span:nth-child(2){opacity:0}
    .menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:12px 18px;
      border-radius:999px;
      font-weight:750;
      border:1px solid transparent;
      transition:transform var(--transition),box-shadow var(--transition),background var(--transition),border-color var(--transition),color var(--transition);
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#fff;
      box-shadow:0 14px 30px rgba(111,36,71,.22);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      background:linear-gradient(135deg,var(--primary-2),var(--primary-dark));
      box-shadow:0 18px 38px rgba(111,36,71,.28);
      color:#fff;
    }
    .btn-secondary{
      background:#fff;
      color:var(--primary);
      border-color:var(--border-strong);
      box-shadow:0 10px 24px rgba(80,38,58,.06);
    }
    .btn-secondary:hover{
      background:#fbf1f5;
      transform:translateY(-2px);
      box-shadow:0 14px 28px rgba(80,38,58,.10);
    }
    .btn:focus{outline:none;box-shadow:var(--focus),0 14px 30px rgba(111,36,71,.18)}
    .btn:active{transform:translateY(0) scale(.99)}
    .section{
      padding:88px 0;
      position:relative;
    }
    .section-tight{padding:64px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:34px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:var(--accent-soft);
      color:#7a542b;
      font-size:13px;
      font-weight:750;
      border:1px solid rgba(201,147,85,.22);
      margin-bottom:14px;
    }
    .eyebrow:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(201,147,85,.18);
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      margin-bottom:20px;
      font-size:clamp(32px,5vw,56px);
      line-height:1.16;
      letter-spacing:-.03em;
      color:var(--primary-dark);
      font-weight:850;
      word-break:break-word;
    }
    h2{
      margin-bottom:12px;
      font-size:clamp(25px,3vw,36px);
      line-height:1.25;
      letter-spacing:-.02em;
      color:var(--primary-dark);
      font-weight:820;
    }
    h3{
      margin-bottom:10px;
      font-size:22px;
      line-height:1.38;
      color:#33242e;
      font-weight:760;
    }
    .lead{
      font-size:18px;
      line-height:1.9;
      color:var(--muted);
    }
    .muted{color:var(--muted)}
    .hero{
      padding:74px 0 70px;
      overflow:hidden;
    }
    .hero-shell{
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(380px,.86fr);
      align-items:center;
      gap:54px;
    }
    .hero-copy{
      position:relative;
      z-index:2;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin:28px 0 26px;
    }
    .badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.76);
      border:1px solid var(--border);
      color:#58414e;
      font-size:14px;
      font-weight:650;
      box-shadow:0 8px 18px rgba(80,38,58,.05);
    }
    .badge i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      display:inline-block;
    }
    .hero-visual{
      position:relative;
      min-height:520px;
    }
    .visual-frame{
      position:absolute;
      inset:0;
      border-radius:36px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.55);
      box-shadow:var(--shadow);
      background:#2d1724;
      transform:rotate(1.2deg);
    }
    .visual-frame img{
      width:100%;
      height:100%;
      object-fit:cover;
      opacity:.88;
      filter:saturate(.86) contrast(.98);
    }
    .visual-frame:after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg,rgba(43,20,35,.08),rgba(43,20,35,.52)),
        radial-gradient(circle at 20% 15%,rgba(255,242,223,.38),transparent 38%);
    }
    .preview-card{
      position:absolute;
      left:-24px;
      bottom:34px;
      width:min(92%,390px);
      padding:22px;
      border-radius:24px;
      background:rgba(255,250,247,.94);
      border:1px solid rgba(255,255,255,.8);
      box-shadow:0 18px 52px rgba(43,20,35,.18);
      backdrop-filter:blur(10px);
      z-index:2;
    }
    .preview-meta{
      display:flex;
      justify-content:space-between;
      gap:12px;
      margin-bottom:12px;
      color:var(--weak);
      font-size:13px;
    }
    .preview-title{
      margin:0 0 10px;
      font-size:20px;
      color:var(--primary-dark);
    }
    .preview-lines span{
      display:block;
      height:8px;
      border-radius:999px;
      background:linear-gradient(90deg,rgba(111,36,71,.16),rgba(201,147,85,.16));
      margin-top:9px;
    }
    .preview-lines span:nth-child(2){width:72%}
    .mini-note{
      position:absolute;
      right:22px;
      top:26px;
      z-index:3;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(70,24,46,.88);
      color:#fff;
      box-shadow:0 14px 34px rgba(43,20,35,.22);
      font-weight:750;
      max-width:210px;
    }
    .hero-strip{
      margin-top:44px;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      border:1px solid var(--border);
      border-radius:24px;
      background:rgba(255,255,255,.7);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .strip-item{
      padding:22px 24px;
      border-right:1px solid var(--border);
    }
    .strip-item:last-child{border-right:0}
    .strip-label{
      display:block;
      font-size:13px;
      color:var(--weak);
      margin-bottom:6px;
    }
    .strip-value{
      font-size:18px;
      font-weight:800;
      color:var(--primary-dark);
    }
    .topic-grid{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:42px;
      align-items:start;
    }
    .topic-panel{
      padding:34px;
      border-radius:var(--radius-xl);
      background:linear-gradient(145deg,#fff,#fbf0f4);
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
    }
    .topic-list{
      display:grid;
      gap:16px;
    }
    .info-row{
      display:grid;
      grid-template-columns:48px 1fr;
      gap:16px;
      padding:20px;
      border-radius:20px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 10px 24px rgba(80,38,58,.05);
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .info-row:hover{
      transform:translateY(-3px);
      border-color:var(--border-strong);
      box-shadow:var(--shadow-soft);
    }
    .icon{
      width:48px;
      height:48px;
      border-radius:17px;
      display:grid;
      place-items:center;
      background:rgba(111,36,71,.08);
      color:var(--primary);
      font-weight:850;
    }
    .guide-wrap{
      padding:34px;
      border-radius:34px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.92),rgba(253,241,231,.9)),
        radial-gradient(circle at 80% 20%,rgba(201,147,85,.16),transparent 28%);
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
    }
    .guide-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .guide-card{
      padding:24px;
      border-radius:22px;
      background:#fff;
      border:1px solid var(--border);
      min-height:190px;
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .guide-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-soft);
      border-color:var(--border-strong);
    }
    .guide-card .icon{
      margin-bottom:18px;
      background:linear-gradient(135deg,rgba(111,36,71,.1),rgba(201,147,85,.12));
    }
    .latest-section{
      background:linear-gradient(180deg,rgba(255,255,255,.1),rgba(246,238,242,.75));
    }
    .section-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary);
      font-weight:760;
      padding:10px 14px;
      border-radius:999px;
      border:1px solid var(--border);
      background:#fff;
    }
    .section-link:hover{
      transform:translateY(-2px);
      background:#fbf1f5;
      box-shadow:var(--shadow-soft);
    }
    .news-grid{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(340px,.95fr);
      gap:22px;
      align-items:start;
    }
    .news-card{
      position:relative;
      display:block;
      padding:24px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 10px 24px rgba(80,38,58,.06);
      overflow:hidden;
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .news-card:hover{
      transform:translateY(-4px);
      border-color:var(--border-strong);
      box-shadow:var(--shadow);
    }
    .news-card:hover .news-title{color:var(--primary)}
    .news-card:hover .read-more .arrow{transform:translateX(4px)}
    .news-feature{
      min-height:430px;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      color:#fff;
      background:#2e1725;
      border-color:rgba(255,255,255,.18);
    }
    .news-feature .cover{
      position:absolute;
      inset:0;
      z-index:0;
    }
    .news-feature .cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      opacity:.72;
      filter:saturate(.88);
    }
    .news-feature:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(39,17,30,.18),rgba(39,17,30,.88));
      z-index:1;
    }
    .news-feature .news-content{position:relative;z-index:2}
    .news-feature .news-title{color:#fff;font-size:28px}
    .news-feature .news-excerpt{color:rgba(255,255,255,.84)}
    .news-feature .meta-pill{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.22)}
    .news-list{
      display:grid;
      gap:14px;
    }
    .news-title{
      margin:10px 0 10px;
      font-size:21px;
      line-height:1.42;
      color:#34222f;
      transition:color var(--transition);
      word-break:break-word;
    }
    .news-excerpt{
      margin-bottom:18px;
      color:var(--muted);
      line-height:1.8;
      display:-webkit-box;
      -webkit-line-clamp:3;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .news-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      margin-bottom:10px;
    }
    .meta-pill{
      display:inline-flex;
      align-items:center;
      padding:5px 10px;
      border-radius:999px;
      font-size:13px;
      font-weight:700;
      background:var(--surface-soft);
      color:#735064;
      border:1px solid var(--border);
    }
    .read-more{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary);
      font-weight:780;
    }
    .read-more .arrow{transition:transform var(--transition)}
    .empty-state{
      grid-column:1/-1;
      padding:42px;
      border-radius:28px;
      background:#fff;
      border:1px dashed var(--border-strong);
      text-align:center;
      box-shadow:var(--shadow-soft);
    }
    .empty-icon{
      width:64px;
      height:64px;
      margin:0 auto 16px;
      border-radius:22px;
      display:grid;
      place-items:center;
      background:var(--accent-soft);
      color:#8b5e2e;
      font-size:28px;
    }
    .bento{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:20px;
    }
    .bento-side{
      display:grid;
      gap:20px;
    }
    .bento-card{
      position:relative;
      padding:28px;
      border-radius:28px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .bento-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow);
      border-color:var(--border-strong);
    }
    .bento-large{
      min-height:480px;
      display:grid;
      grid-template-columns:1fr .92fr;
      gap:24px;
      align-items:end;
      background:linear-gradient(135deg,#fff,#fbedf3);
    }
    .bento-img{
      align-self:stretch;
      border-radius:24px;
      overflow:hidden;
      min-height:310px;
      box-shadow:0 14px 34px rgba(80,38,58,.12);
    }
    .bento-img img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .number{
      display:inline-flex;
      margin-bottom:18px;
      width:42px;
      height:42px;
      border-radius:16px;
      align-items:center;
      justify-content:center;
      background:var(--primary);
      color:#fff;
      font-weight:850;
    }
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .tag{
      padding:8px 11px;
      border-radius:999px;
      background:rgba(111,36,71,.07);
      border:1px solid var(--border);
      color:#604151;
      font-size:14px;
      font-weight:650;
    }
    .privacy-band{
      padding:42px;
      border-radius:34px;
      color:#fdf5f9;
      background:
        linear-gradient(135deg,rgba(70,24,46,.96),rgba(111,36,71,.94)),
        url('/assets/images/backpic/back-2.jpg') center/cover;
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .privacy-band:before{
      content:"";
      position:absolute;
      inset:0;
      background:radial-gradient(circle at 80% 15%,rgba(201,147,85,.28),transparent 28%);
      pointer-events:none;
    }
    .privacy-content{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr .9fr;
      gap:34px;
      align-items:center;
    }
    .privacy-content h2{color:#fff}
    .privacy-content p{color:rgba(255,255,255,.82)}
    .check-list{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .check-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.11);
      border:1px solid rgba(255,255,255,.16);
    }
    .check-list li:before{
      content:"✓";
      width:24px;
      height:24px;
      flex:0 0 auto;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(201,147,85,.88);
      color:#2d1724;
      font-weight:900;
      margin-top:2px;
    }
    .proof-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .proof-card{
      padding:24px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
    }
    .proof-card strong{
      display:block;
      color:var(--primary-dark);
      font-size:24px;
      margin-bottom:8px;
    }
    .faq-layout{
      display:grid;
      grid-template-columns:.78fr 1.22fr;
      gap:34px;
      align-items:start;
    }
    .faq-intro{
      position:sticky;
      top:calc(var(--header-height) + 24px);
      padding:28px;
      border-radius:28px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
    }
    .faq-list{
      display:grid;
      gap:14px;
    }
    .faq-item{
      border:1px solid var(--border);
      border-radius:22px;
      background:#fff;
      overflow:hidden;
      box-shadow:0 8px 22px rgba(80,38,58,.05);
      transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
    }
    .faq-item:hover{
      border-color:var(--border-strong);
      box-shadow:var(--shadow-soft);
    }
    .faq-question{
      width:100%;
      padding:20px 22px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      text-align:left;
      color:var(--primary-dark);
      font-weight:790;
    }
    .faq-question:focus{outline:none;box-shadow:inset var(--focus)}
    .faq-arrow{
      width:30px;
      height:30px;
      flex:0 0 auto;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:rgba(111,36,71,.08);
      color:var(--primary);
      transition:transform var(--transition),background var(--transition);
    }
    .faq-item.is-open .faq-arrow{transform:rotate(45deg);background:var(--accent-soft)}
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height 240ms ease;
    }
    .faq-answer-inner{
      padding:0 22px 22px;
      color:var(--muted);
      line-height:1.85;
    }
    .cta-card{
      display:grid;
      grid-template-columns:1fr 420px;
      gap:28px;
      align-items:center;
      padding:36px;
      border-radius:34px;
      background:
        linear-gradient(135deg,#fff,#fbedf3 70%),
        radial-gradient(circle at 15% 10%,rgba(201,147,85,.18),transparent 25%);
      border:1px solid var(--border);
      box-shadow:var(--shadow);
    }
    .feedback{
      padding:22px;
      border-radius:26px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
    }
    .form-grid{
      display:grid;
      gap:12px;
    }
    .field label{
      display:block;
      margin-bottom:7px;
      color:#4d3d48;
      font-weight:720;
      font-size:14px;
    }
    .field input,
    .field select,
    .field textarea{
      width:100%;
      border:1px solid var(--border);
      border-radius:16px;
      background:#fffaf7;
      color:var(--text);
      padding:12px 14px;
      outline:none;
      transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
    }
    .field textarea{min-height:96px;resize:vertical}
    .field input:focus,
    .field select:focus,
    .field textarea:focus{
      border-color:var(--primary-2);
      box-shadow:var(--focus);
      background:#fff;
    }
    .site-footer{
      padding:54px 0 26px;
      background:#2a2028;
      color:#f5eef3;
      margin-top:34px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .9fr;
      gap:34px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.12);
    }
    .footer-brand .brand-name{color:#fff}
    .footer-brand .brand-sub{color:rgba(255,255,255,.66)}
    .footer-text{
      margin-top:16px;
      color:rgba(255,255,255,.72);
      line-height:1.85;
    }
    .footer-title{
      margin:0 0 14px;
      color:#fff;
      font-weight:800;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,255,255,.72);
    }
    .footer-links a:hover,
    .footer-links a:focus{
      color:#fff;
      outline:none;
      transform:translateX(3px);
    }
    .footer-note{
      color:rgba(255,255,255,.72);
      line-height:1.85;
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      padding-top:22px;
      color:rgba(255,255,255,.58);
      font-size:14px;
    }
    @media (max-width:1024px){
      :root{--header-height:70px}
      .hero-shell,
      .topic-grid,
      .privacy-content,
      .faq-layout,
      .cta-card{
        grid-template-columns:1fr;
      }
      .hero-visual{min-height:430px}
      .guide-grid{grid-template-columns:repeat(2,1fr)}
      .news-grid{grid-template-columns:1fr}
      .bento,.bento-large{grid-template-columns:1fr}
      .bento-large{min-height:auto}
      .footer-grid{grid-template-columns:1fr 1fr}
      .faq-intro{position:relative;top:auto}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,var(--container))}
      .site-header{height:auto}
      .nav-wrap{height:64px}
      .brand-name{max-width:230px;font-size:15px}
      .brand-sub{display:none}
      .menu-toggle{display:block}
      .site-nav{
        position:absolute;
        left:14px;
        right:14px;
        top:70px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:14px;
        border-radius:22px;
        background:rgba(255,250,247,.97);
        border:1px solid var(--border);
        box-shadow:var(--shadow);
      }
      .site-nav.is-open{display:flex}
      .site-nav a{padding:13px 14px}
      .nav-actions .desktop-cta{display:none}
      .hero{padding:48px 0 54px}
      .section{padding:64px 0}
      .section-tight{padding:48px 0}
      .section-head{display:block}
      .section-head .section-link{margin-top:12px}
      .hero-actions{flex-direction:column;align-items:stretch}
      .btn{width:100%}
      .hero-strip{grid-template-columns:1fr}
      .strip-item{border-right:0;border-bottom:1px solid var(--border)}
      .strip-item:last-child{border-bottom:0}
      .preview-card{left:14px;bottom:18px}
      .mini-note{right:14px;top:16px;max-width:170px;font-size:14px}
      .guide-grid,.proof-grid{grid-template-columns:1fr}
      .privacy-band,.cta-card,.guide-wrap{padding:24px}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      body{line-height:1.72}
      h1{font-size:32px}
      h2{font-size:25px}
      .lead{font-size:16px}
      .hero-visual{min-height:360px}
      .visual-frame{border-radius:26px}
      .news-card,.topic-panel,.bento-card{padding:20px}
      .news-feature{min-height:360px}
      .news-feature .news-title{font-size:23px}
      .info-row{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }

/* roulang page: article */
:root{
      --primary:#6f2447;
      --primary-2:#8b315a;
      --primary-dark:#46182e;
      --accent:#c99355;
      --accent-soft:#fff2df;
      --bg:#fffaf7;
      --bg-2:#f6eef2;
      --surface:#ffffff;
      --surface-soft:#fbf4f0;
      --text:#262027;
      --muted:#6f6570;
      --weak:#938792;
      --border:rgba(91,39,63,.14);
      --border-strong:rgba(111,36,71,.28);
      --shadow:0 18px 50px rgba(80,38,58,.12);
      --shadow-soft:0 12px 32px rgba(80,38,58,.08);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1200px;
      --header-height:76px;
      --transition:180ms ease;
      --focus:0 0 0 4px rgba(201,147,85,.28);
    }
    *{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(--text);
      background:
        radial-gradient(circle at 12% 0%, rgba(201,147,85,.12), transparent 30%),
        radial-gradient(circle at 88% 12%, rgba(139,49,90,.12), transparent 34%),
        linear-gradient(180deg,#fffaf7 0%,#f8f1f4 48%,#fffaf7 100%);
      line-height:1.75;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition:color var(--transition),background var(--transition),border-color var(--transition),transform var(--transition),box-shadow var(--transition);
    }
    a:hover{color:var(--primary)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer;border:0;background:none}
    ::selection{background:rgba(201,147,85,.28);color:var(--primary-dark)}
    .container{
      width:min(100% - 40px,var(--container));
      margin-inline:auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:99;
      height:var(--header-height);
      background:rgba(255,250,247,.88);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--border);
    }
    .nav-wrap{
      height:var(--header-height);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .brand-mark{
      width:42px;
      height:42px;
      flex:0 0 auto;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg,var(--primary),var(--primary-dark));
      color:#fff;
      box-shadow:0 10px 26px rgba(111,36,71,.22);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      width:18px;
      height:18px;
      border:2px solid rgba(255,255,255,.62);
      border-radius:8px;
      transform:rotate(10deg);
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:6px;
      height:6px;
      border-radius:50%;
      background:var(--accent);
      bottom:10px;
      right:10px;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      min-width:0;
      line-height:1.2;
    }
    .brand-name{
      font-size:17px;
      font-weight:800;
      color:var(--primary-dark);
      letter-spacing:.01em;
      max-width:360px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-sub{
      margin-top:3px;
      font-size:12px;
      color:var(--muted);
    }
    .site-nav{
      display:flex;
      align-items:center;
      gap:8px;
      margin-left:auto;
    }
    .site-nav a{
      padding:10px 14px;
      border-radius:999px;
      font-size:15px;
      color:#4a3f48;
      font-weight:650;
      border:1px solid transparent;
    }
    .site-nav a:hover,
    .site-nav a:focus{
      color:var(--primary);
      background:rgba(111,36,71,.07);
      outline:none;
    }
    .site-nav a.active{
      color:var(--primary);
      background:#fff;
      border-color:var(--border);
      box-shadow:0 8px 20px rgba(80,38,58,.07);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      background:#fff;
      border:1px solid var(--border);
      color:var(--primary);
    }
    .menu-toggle:focus{outline:none;box-shadow:var(--focus)}
    .menu-toggle span{
      display:block;
      width:18px;
      height:2px;
      margin:5px auto;
      border-radius:999px;
      background:currentColor;
      transition:transform var(--transition),opacity var(--transition);
    }
    .menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .menu-toggle.is-open span:nth-child(2){opacity:0}
    .menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:12px 18px;
      border-radius:999px;
      font-weight:750;
      border:1px solid transparent;
      transition:transform var(--transition),box-shadow var(--transition),background var(--transition),border-color var(--transition),color var(--transition);
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#fff;
      box-shadow:0 14px 30px rgba(111,36,71,.22);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      background:linear-gradient(135deg,var(--primary-2),var(--primary-dark));
      box-shadow:0 18px 38px rgba(111,36,71,.28);
      color:#fff;
    }
    .btn-secondary{
      background:#fff;
      color:var(--primary);
      border-color:var(--border-strong);
      box-shadow:0 10px 24px rgba(80,38,58,.06);
    }
    .btn-secondary:hover{
      background:#fbf1f5;
      transform:translateY(-2px);
      box-shadow:0 14px 28px rgba(80,38,58,.10);
      color:var(--primary);
    }
    .btn:focus{outline:none;box-shadow:var(--focus),0 14px 30px rgba(111,36,71,.18)}
    .btn:active{transform:translateY(0) scale(.99)}
    .section{
      padding:82px 0;
      position:relative;
    }
    .section-tight{padding:58px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:34px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      color:var(--primary);
      background:rgba(111,36,71,.07);
      border:1px solid var(--border);
      font-size:13px;
      font-weight:760;
      letter-spacing:.02em;
    }
    .eyebrow:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(201,147,85,.16);
    }
    .section-title{
      margin:12px 0 0;
      font-size:clamp(26px,3.2vw,38px);
      line-height:1.22;
      font-weight:820;
      letter-spacing:-.02em;
      color:var(--primary-dark);
    }
    .section-desc{
      margin:12px 0 0;
      color:var(--muted);
      font-size:17px;
      max-width:720px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 11px;
      border-radius:999px;
      background:var(--accent-soft);
      color:#7a4a1f;
      font-size:13px;
      font-weight:720;
      border:1px solid rgba(201,147,85,.28);
    }
    .soft-tag{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      background:#fff;
      color:var(--muted);
      border:1px solid var(--border);
      font-size:13px;
      font-weight:650;
    }
    .article-hero{
      position:relative;
      padding:56px 0 46px;
      overflow:hidden;
      background:
        linear-gradient(90deg,rgba(255,250,247,.96),rgba(255,250,247,.70)),
        url("/assets/images/backpic/back-2.jpg") center/cover no-repeat;
      border-bottom:1px solid var(--border);
    }
    .article-hero:before{
      content:"";
      position:absolute;
      inset:auto -10% -40% auto;
      width:520px;
      height:520px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(139,49,90,.16),transparent 64%);
      pointer-events:none;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      margin:0 0 24px;
      padding:0;
      list-style:none;
      font-size:14px;
      color:var(--muted);
    }
    .breadcrumb a{
      color:var(--muted);
      border-bottom:1px solid transparent;
    }
    .breadcrumb a:hover,
    .breadcrumb a:focus{
      color:var(--primary);
      border-color:rgba(111,36,71,.3);
      outline:none;
    }
    .breadcrumb .sep{color:var(--weak)}
    .article-title-wrap{
      max-width:930px;
      position:relative;
      z-index:1;
    }
    .article-title-wrap h1{
      margin:16px 0 18px;
      font-size:clamp(32px,5vw,54px);
      line-height:1.16;
      font-weight:850;
      letter-spacing:-.03em;
      color:var(--primary-dark);
      word-break:break-word;
    }
    .article-summary{
      margin:0;
      max-width:860px;
      color:#5f525e;
      font-size:18px;
      line-height:1.85;
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      margin-top:24px;
    }
    .meta-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.78);
      border:1px solid var(--border);
      color:var(--muted);
      font-size:14px;
      font-weight:680;
      box-shadow:0 8px 20px rgba(80,38,58,.05);
    }
    .meta-pill strong{
      color:var(--primary);
      font-weight:800;
    }
    .article-layout{
      display:grid;
      grid-template-columns:minmax(0,820px) 320px;
      gap:34px;
      align-items:start;
    }
    .article-card{
      background:rgba(255,255,255,.86);
      border:1px solid var(--border);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .article-cover{
      position:relative;
      min-height:250px;
      overflow:hidden;
      background:#eadde4;
    }
    .article-cover img{
      width:100%;
      height:100%;
      min-height:250px;
      object-fit:cover;
      filter:saturate(.96) contrast(.98);
    }
    .article-cover:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(70,24,46,.08),rgba(70,24,46,.32));
      pointer-events:none;
    }
    .cover-caption{
      position:absolute;
      left:22px;
      right:22px;
      bottom:20px;
      z-index:1;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
    }
    .reading-notice{
      margin:0;
      padding:18px 22px;
      background:linear-gradient(135deg,#fff8ef,#fbf0f5);
      border-top:1px solid var(--border);
      border-bottom:1px solid var(--border);
      color:#675260;
      font-size:15px;
    }
    .reading-notice strong{color:var(--primary-dark)}
    .article-body{
      padding:36px 42px 42px;
      font-size:17px;
      line-height:1.92;
      color:#332c34;
      word-break:break-word;
    }
    .article-body h2{
      margin:2.05em 0 .7em;
      font-size:29px;
      line-height:1.28;
      font-weight:820;
      color:var(--primary-dark);
      letter-spacing:-.015em;
    }
    .article-body h3{
      margin:1.75em 0 .55em;
      font-size:22px;
      line-height:1.35;
      font-weight:780;
      color:#4d2237;
    }
    .article-body h4{
      margin:1.4em 0 .4em;
      font-size:19px;
      font-weight:760;
      color:var(--primary);
    }
    .article-body p{
      margin:0 0 1.15em;
    }
    .article-body a{
      color:var(--primary);
      font-weight:700;
      border-bottom:1px solid rgba(111,36,71,.28);
    }
    .article-body a:hover,
    .article-body a:focus{
      color:var(--primary-dark);
      background:rgba(111,36,71,.06);
      outline:none;
    }
    .article-body ul,
    .article-body ol{
      margin:1em 0 1.25em;
      padding-left:1.35em;
    }
    .article-body li{margin:.45em 0}
    .article-body blockquote{
      margin:1.5em 0;
      padding:18px 22px;
      border-left:4px solid var(--primary);
      border-radius:0 var(--radius-md) var(--radius-md) 0;
      background:#fbf1f5;
      color:#584a55;
    }
    .article-body img{
      width:auto;
      max-width:100%;
      height:auto;
      margin:1.6em auto;
      border-radius:18px;
      box-shadow:0 14px 34px rgba(80,38,58,.10);
    }
    .article-body table{
      width:100%;
      border-collapse:collapse;
      margin:1.6em 0;
      display:block;
      overflow-x:auto;
      white-space:nowrap;
      border:1px solid var(--border);
      border-radius:16px;
      background:#fff;
    }
    .article-body th,
    .article-body td{
      padding:12px 14px;
      border-bottom:1px solid var(--border);
      border-right:1px solid var(--border);
      text-align:left;
    }
    .article-body th{
      background:#fbf1f5;
      color:var(--primary-dark);
      font-weight:780;
    }
    .article-body tr:last-child td{border-bottom:0}
    .article-body hr{
      margin:2em 0;
      border:0;
      border-top:1px solid var(--border);
    }
    .not-found{
      padding:46px 26px;
      text-align:center;
      background:#fff;
      border:1px dashed var(--border-strong);
      border-radius:var(--radius-lg);
    }
    .not-found-icon{
      width:64px;
      height:64px;
      margin:0 auto 16px;
      border-radius:22px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg,#fbf0f5,#fff8ef);
      color:var(--primary);
      font-size:30px;
    }
    .not-found h2{
      margin:0 0 8px;
      color:var(--primary-dark);
      font-size:26px;
      font-weight:820;
    }
    .not-found p{
      margin:0 auto 22px;
      color:var(--muted);
      max-width:540px;
    }
    .side-panel{
      position:sticky;
      top:calc(var(--header-height) + 24px);
      display:grid;
      gap:18px;
    }
    .side-card{
      background:rgba(255,255,255,.86);
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-soft);
      padding:22px;
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .side-card:hover{
      transform:translateY(-3px);
      border-color:var(--border-strong);
      box-shadow:var(--shadow);
    }
    .side-card h2,
    .side-card h3{
      margin:0 0 12px;
      font-size:20px;
      line-height:1.35;
      font-weight:820;
      color:var(--primary-dark);
    }
    .side-card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
    }
    .check-list{
      list-style:none;
      padding:0;
      margin:16px 0 0;
      display:grid;
      gap:10px;
    }
    .check-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#554a54;
      font-size:15px;
    }
    .check-list li:before{
      content:"";
      width:8px;
      height:8px;
      margin-top:10px;
      flex:0 0 auto;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(201,147,85,.14);
    }
    .mini-cover{
      margin:16px 0 0;
      border-radius:18px;
      overflow:hidden;
      border:1px solid var(--border);
      position:relative;
    }
    .mini-cover img{
      width:100%;
      aspect-ratio:16/10;
      object-fit:cover;
    }
    .info-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .info-card{
      padding:24px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .info-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow);
      border-color:var(--border-strong);
    }
    .info-icon{
      width:46px;
      height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg,#fbf0f5,#fff6e9);
      color:var(--primary);
      font-weight:850;
      margin-bottom:14px;
    }
    .info-card h2,
    .info-card h3{
      margin:0 0 8px;
      font-size:20px;
      font-weight:820;
      color:var(--primary-dark);
    }
    .info-card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
    }
    .related-wrap{
      background:linear-gradient(180deg,rgba(255,255,255,.58),rgba(251,244,240,.62));
      border-top:1px solid var(--border);
      border-bottom:1px solid var(--border);
    }
    .related-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:22px;
      align-items:stretch;
    }
    .related-main,
    .related-list{
      border-radius:var(--radius-xl);
      border:1px solid var(--border);
      background:#fff;
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .related-main{
      display:grid;
      grid-template-columns:260px minmax(0,1fr);
    }
    .related-main img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:260px;
    }
    .related-content{
      padding:28px;
      display:flex;
      flex-direction:column;
      justify-content:center;
    }
    .related-content h2,
    .related-content h3{
      margin:0 0 10px;
      font-size:24px;
      line-height:1.32;
      font-weight:830;
      color:var(--primary-dark);
    }
    .related-content p{
      margin:0 0 18px;
      color:var(--muted);
    }
    .related-list{
      padding:22px;
      display:grid;
      gap:12px;
    }
    .related-item{
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:14px;
      border-radius:18px;
      border:1px solid var(--border);
      background:#fffaf7;
      transition:transform var(--transition),border-color var(--transition),background var(--transition);
    }
    .related-item:hover{
      transform:translateX(3px);
      border-color:var(--border-strong);
      background:#fbf1f5;
      color:var(--primary);
    }
    .related-item span{
      color:var(--weak);
      font-size:13px;
      white-space:nowrap;
    }
    .faq-layout{
      display:grid;
      grid-template-columns:360px minmax(0,1fr);
      gap:34px;
      align-items:start;
    }
    .faq-list{
      display:grid;
      gap:14px;
    }
    .faq-item{
      border:1px solid var(--border);
      background:rgba(255,255,255,.84);
      border-radius:20px;
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
    }
    .faq-item:hover{
      border-color:var(--border-strong);
      box-shadow:var(--shadow);
    }
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:18px 20px;
      color:var(--primary-dark);
      font-weight:800;
      text-align:left;
    }
    .faq-question:focus{outline:none;box-shadow:inset var(--focus)}
    .faq-arrow{
      width:28px;
      height:28px;
      flex:0 0 auto;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:#fbf1f5;
      color:var(--primary);
      transition:transform var(--transition),background var(--transition);
    }
    .faq-item.is-open .faq-arrow{
      transform:rotate(45deg);
      background:var(--accent-soft);
    }
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height 240ms ease;
    }
    .faq-answer p{
      margin:0;
      padding:0 20px 18px;
      color:var(--muted);
      font-size:15px;
    }
    .cta-card{
      position:relative;
      overflow:hidden;
      padding:38px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(70,24,46,.96),rgba(111,36,71,.92)),
        url("/assets/images/backpic/back-3.jpg") center/cover no-repeat;
      color:#fff;
      box-shadow:0 22px 56px rgba(70,24,46,.22);
    }
    .cta-card:after{
      content:"";
      position:absolute;
      right:-80px;
      top:-80px;
      width:240px;
      height:240px;
      border-radius:50%;
      background:rgba(201,147,85,.22);
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }
    .cta-card h2{
      margin:0 0 8px;
      font-size:clamp(24px,3vw,34px);
      font-weight:850;
      line-height:1.25;
    }
    .cta-card p{
      margin:0;
      color:rgba(255,255,255,.78);
      max-width:700px;
    }
    .cta-card .btn-secondary{
      background:rgba(255,255,255,.96);
      color:var(--primary-dark);
      border-color:rgba(255,255,255,.42);
    }
    .site-footer{
      padding:54px 0 26px;
      background:#2d2029;
      color:rgba(255,255,255,.86);
    }
    .site-footer .brand-name{color:#fff}
    .site-footer .brand-sub{color:rgba(255,255,255,.62)}
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .75fr .9fr;
      gap:34px;
      align-items:start;
    }
    .footer-text,
    .footer-note{
      margin:18px 0 0;
      color:rgba(255,255,255,.68);
      font-size:15px;
      max-width:520px;
    }
    .footer-title{
      margin:0 0 14px;
      font-size:16px;
      font-weight:820;
      color:#fff;
    }
    .footer-links{
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:rgba(255,255,255,.70);
      font-size:15px;
    }
    .footer-links a:hover,
    .footer-links a:focus{
      color:#fff;
      transform:translateX(3px);
      outline:none;
    }
    .copyright{
      margin-top:36px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.12);
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:rgba(255,255,255,.56);
      font-size:14px;
    }
    @media (max-width:1200px){
      .brand-name{max-width:300px}
      .site-nav a{padding:9px 11px}
      .article-layout{grid-template-columns:minmax(0,1fr) 300px}
    }
    @media (max-width:992px){
      :root{--header-height:70px}
      .desktop-cta{display:none}
      .menu-toggle{display:block}
      .site-nav{
        position:absolute;
        left:20px;
        right:20px;
        top:calc(var(--header-height) + 10px);
        display:grid;
        gap:8px;
        padding:14px;
        border-radius:22px;
        background:rgba(255,250,247,.98);
        border:1px solid var(--border);
        box-shadow:var(--shadow);
        transform:translateY(-8px);
        opacity:0;
        visibility:hidden;
        pointer-events:none;
        margin-left:0;
      }
      .site-nav.is-open{
        transform:translateY(0);
        opacity:1;
        visibility:visible;
        pointer-events:auto;
      }
      .site-nav a{
        width:100%;
        padding:12px 14px;
      }
      .article-layout{
        grid-template-columns:1fr;
      }
      .side-panel{
        position:static;
        grid-template-columns:repeat(2,1fr);
      }
      .info-grid{grid-template-columns:1fr}
      .related-grid{grid-template-columns:1fr}
      .faq-layout{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-brand{grid-column:1 / -1}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,var(--container))}
      .section{padding:62px 0}
      .section-tight{padding:46px 0}
      .section-head{
        display:block;
        margin-bottom:24px;
      }
      .brand-name{
        max-width:220px;
        font-size:15px;
      }
      .brand-sub{font-size:11px}
      .article-hero{padding:38px 0 34px}
      .article-title-wrap h1{
        font-size:clamp(30px,9vw,40px);
      }
      .article-summary{font-size:16px}
      .article-body{
        padding:28px 22px 32px;
        font-size:16px;
        line-height:1.86;
      }
      .article-body h2{font-size:24px}
      .article-body h3{font-size:20px}
      .side-panel{grid-template-columns:1fr}
      .related-main{grid-template-columns:1fr}
      .related-main img{min-height:210px}
      .cta-inner{
        display:block;
      }
      .cta-actions{
        margin-top:22px;
        display:flex;
        flex-wrap:wrap;
        gap:12px;
      }
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:grid}
    }
    @media (max-width:520px){
      .container{width:min(100% - 24px,var(--container))}
      .brand-mark{
        width:38px;
        height:38px;
        border-radius:14px;
      }
      .brand-name{max-width:176px}
      .breadcrumb{font-size:13px}
      .meta-row{gap:8px}
      .meta-pill{
        width:100%;
        justify-content:flex-start;
        border-radius:16px;
      }
      .article-cover,
      .article-cover img{min-height:190px}
      .cover-caption{
        left:14px;
        right:14px;
        bottom:14px;
      }
      .article-card,
      .cta-card{border-radius:22px}
      .cta-card{padding:28px 22px}
      .btn{
        width:100%;
        min-height:46px;
      }
      .related-item{
        display:grid;
        gap:6px;
      }
      .related-item span{white-space:normal}
    }

/* 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}