/* roulang page: index */
:root{
      --ink:#211827;
      --ink-2:#3a2b43;
      --muted:#74697c;
      --soft:#f7f2ee;
      --soft-2:#f2edf5;
      --soft-3:#fffaf4;
      --card:#ffffff;
      --primary:#42204f;
      --primary-2:#6b3172;
      --accent:#f17a5d;
      --accent-2:#ffb36d;
      --border:#e6dce8;
      --border-strong:#d5c5da;
      --shadow:0 18px 55px rgba(58,33,66,.12);
      --shadow-soft:0 10px 30px rgba(58,33,66,.08);
      --radius-lg:28px;
      --radius-md:20px;
      --radius-sm:14px;
      --container:1200px;
      --header-h:76px;
      --ease:cubic-bezier(.2,.7,.2,1);
    }
    *{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(--ink);
      background:
        radial-gradient(circle at 10% 0%, rgba(241,122,93,.13), transparent 34%),
        radial-gradient(circle at 94% 12%, rgba(107,49,114,.12), transparent 32%),
        linear-gradient(180deg,#fbf7f3 0%,#f7f2ee 48%,#fbfaf8 100%);
      line-height:1.75;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0;background:none}
    ::selection{background:rgba(241,122,93,.25);color:var(--primary)}
    :focus-visible{outline:3px solid rgba(241,122,93,.45);outline-offset:4px;border-radius:12px}
    .container{width:min(var(--container), calc(100% - 48px));margin:0 auto}
    .section{padding:86px 0}
    .section-tight{padding:62px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border:1px solid rgba(107,49,114,.16);
      border-radius:999px;
      color:var(--primary);
      background:rgba(255,255,255,.68);
      box-shadow:0 8px 22px rgba(58,33,66,.05);
      font-size:14px;
      font-weight:700;
      letter-spacing:.01em;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:99px;
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
      box-shadow:0 0 0 5px rgba(241,122,93,.13);
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:32px;
      margin-bottom:34px;
    }
    .section-head h2{
      margin:14px 0 0;
      font-size:clamp(25px,3vw,36px);
      line-height:1.24;
      letter-spacing:-.03em;
      color:var(--ink);
    }
    .section-head p{
      max-width:560px;
      margin:0;
      color:var(--muted);
      font-size:16px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:800;
      transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),color .25s var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 14px 32px rgba(66,32,79,.24);
    }
    .btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 42px rgba(66,32,79,.3)}
    .btn-accent{
      color:#3b1f25;
      background:linear-gradient(135deg,var(--accent-2),var(--accent));
      box-shadow:0 14px 30px rgba(241,122,93,.22);
    }
    .btn-accent:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(241,122,93,.28)}
    .btn-ghost{
      color:var(--primary);
      background:rgba(255,255,255,.7);
      border:1px solid var(--border);
    }
    .btn-ghost:hover{background:#fff4ec;border-color:rgba(241,122,93,.45);transform:translateY(-2px)}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(155%) blur(18px);
      background:rgba(251,247,243,.82);
      border-bottom:1px solid rgba(230,220,232,.72);
    }
    .nav-wrap{
      height:var(--header-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:900;
      color:var(--primary);
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:16px;
      background:
        radial-gradient(circle at 68% 30%, rgba(255,179,109,.95), transparent 25%),
        linear-gradient(135deg,var(--primary),#2b1538);
      display:grid;
      place-items:center;
      box-shadow:0 14px 24px rgba(66,32,79,.22);
      position:relative;
      overflow:hidden;
    }
    .brand-mark::before{
      content:"";
      border-left:12px solid #fff;
      border-top:8px solid transparent;
      border-bottom:8px solid transparent;
      margin-left:3px;
      filter:drop-shadow(0 2px 4px rgba(0,0,0,.15));
    }
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:auto 7px 7px 7px;
      height:3px;
      border-radius:99px;
      background:rgba(255,255,255,.34);
    }
    .brand-text{font-size:19px}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:6px;
      padding:7px;
      border:1px solid rgba(230,220,232,.8);
      border-radius:999px;
      background:rgba(255,255,255,.62);
    }
    .desktop-nav a{
      padding:9px 15px;
      border-radius:999px;
      color:var(--ink-2);
      font-size:15px;
      font-weight:750;
      transition:background .22s var(--ease),color .22s var(--ease);
    }
    .desktop-nav a:hover,
    .desktop-nav a.active{background:#f4e9f3;color:var(--primary)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:15px;
      border:1px solid var(--border);
      background:rgba(255,255,255,.7);
      color:var(--primary);
      position:relative;
    }
    .menu-toggle span,
    .menu-toggle::before,
    .menu-toggle::after{
      content:"";
      position:absolute;
      left:12px;
      right:12px;
      height:2px;
      border-radius:99px;
      background:currentColor;
      transition:transform .25s var(--ease),top .25s var(--ease),opacity .2s var(--ease);
    }
    .menu-toggle span{top:21px}
    .menu-toggle::before{top:14px}
    .menu-toggle::after{top:28px}
    .menu-open .menu-toggle span{opacity:0}
    .menu-open .menu-toggle::before{top:21px;transform:rotate(45deg)}
    .menu-open .menu-toggle::after{top:21px;transform:rotate(-45deg)}
    .mobile-panel{
      display:none;
      border-top:1px solid var(--border);
      background:rgba(255,250,246,.96);
      box-shadow:0 24px 45px rgba(58,33,66,.12);
    }
    .mobile-panel .container{
      padding:14px 0 20px;
      display:grid;
      gap:10px;
    }
    .mobile-panel a{
      padding:13px 14px;
      border-radius:16px;
      color:var(--ink-2);
      font-weight:800;
      background:rgba(255,255,255,.65);
      border:1px solid rgba(230,220,232,.7);
    }
    .hero{
      position:relative;
      min-height:680px;
      display:flex;
      align-items:center;
      padding:72px 0 48px;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(251,247,243,.95) 0%,rgba(251,247,243,.86) 42%,rgba(251,247,243,.74) 100%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      z-index:-2;
    }
    .hero::after{
      content:"";
      position:absolute;
      width:520px;
      height:520px;
      right:-180px;
      top:100px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(241,122,93,.2),rgba(107,49,114,.08) 52%,transparent 72%);
      z-index:-1;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.03fr) minmax(330px,.8fr);
      gap:52px;
      align-items:center;
    }
    .hero-copy h1{
      max-width:760px;
      margin:20px 0 18px;
      font-size:clamp(34px,5vw,56px);
      line-height:1.13;
      letter-spacing:-.055em;
      color:var(--ink);
    }
    .hero-copy h1 span{
      color:var(--primary);
      position:relative;
      display:inline-block;
    }
    .hero-copy h1 span::after{
      content:"";
      position:absolute;
      left:4px;
      right:4px;
      bottom:5px;
      height:12px;
      border-radius:999px;
      background:rgba(241,122,93,.26);
      z-index:-1;
    }
    .hero-copy .lead{
      max-width:710px;
      margin:0 0 28px;
      color:#5f5368;
      font-size:18px;
      line-height:1.85;
    }
    .hero-ctas{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
    .hero-note{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:var(--muted);
      font-size:14px;
    }
    .mini-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.68);
      border:1px solid rgba(230,220,232,.76);
    }
    .mini-pill i{
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--accent);
      display:inline-block;
    }
    .hero-board{
      position:relative;
      padding:18px;
      border-radius:34px;
      background:rgba(255,255,255,.58);
      border:1px solid rgba(255,255,255,.72);
      box-shadow:var(--shadow);
      backdrop-filter:blur(14px);
    }
    .board-cover{
      position:relative;
      min-height:248px;
      overflow:hidden;
      border-radius:26px;
      background:linear-gradient(135deg,#4b2458,#f17a5d);
    }
    .board-cover img{
      width:100%;
      height:248px;
      object-fit:cover;
      opacity:.78;
      filter:saturate(.94) contrast(1.04);
    }
    .board-cover::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(33,24,39,.05),rgba(33,24,39,.78));
    }
    .play-badge{
      position:absolute;
      left:20px;
      bottom:18px;
      z-index:2;
      color:#fff;
    }
    .play-badge strong{display:block;font-size:22px;line-height:1.25}
    .play-badge small{display:block;margin-top:4px;color:rgba(255,255,255,.82)}
    .board-list{
      display:grid;
      gap:12px;
      margin-top:14px;
    }
    .board-row{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:12px;
      align-items:center;
      padding:14px;
      border-radius:18px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 8px 20px rgba(58,33,66,.05);
    }
    .board-icon{
      width:40px;
      height:40px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:var(--primary);
      background:#f4e9f3;
      font-weight:900;
    }
    .board-row b{display:block;font-size:15px;line-height:1.35}
    .board-row span{font-size:13px;color:var(--muted)}
    .status-dot{
      width:10px;
      height:10px;
      border-radius:50%;
      background:#47b881;
      box-shadow:0 0 0 5px rgba(71,184,129,.14);
    }
    .info-strip{
      margin-top:-28px;
      position:relative;
      z-index:3;
    }
    .strip-inner{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:1px;
      overflow:hidden;
      border:1px solid var(--border);
      border-radius:26px;
      background:var(--border);
      box-shadow:var(--shadow-soft);
    }
    .strip-item{
      padding:22px 22px;
      background:rgba(255,255,255,.86);
      display:flex;
      gap:13px;
      align-items:flex-start;
    }
    .strip-item em{
      flex:0 0 auto;
      width:34px;
      height:34px;
      border-radius:13px;
      display:grid;
      place-items:center;
      font-style:normal;
      color:#4a2630;
      background:linear-gradient(135deg,#ffd2a5,#f17a5d);
      font-weight:900;
    }
    .strip-item strong{display:block;margin-bottom:2px;color:var(--ink)}
    .strip-item span{font-size:14px;color:var(--muted);line-height:1.55}
    .guide{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:42px;
      align-items:start;
    }
    .guide-copy{
      position:sticky;
      top:104px;
      padding:30px;
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,#fff,#fff7f0);
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
    }
    .guide-copy h2{
      margin:15px 0 14px;
      font-size:clamp(26px,3vw,36px);
      line-height:1.22;
      letter-spacing:-.03em;
    }
    .guide-copy p{margin:0;color:var(--muted)}
    .guide-copy .small-list{
      margin:24px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .guide-copy .small-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--ink-2);
      font-weight:650;
    }
    .guide-copy .small-list li::before{
      content:"";
      width:9px;
      height:9px;
      border-radius:50%;
      margin-top:10px;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(241,122,93,.12);
    }
    .steps{
      display:grid;
      gap:16px;
    }
    .step-card{
      position:relative;
      display:grid;
      grid-template-columns:auto 1fr;
      gap:18px;
      padding:24px;
      border-radius:24px;
      background:rgba(255,255,255,.76);
      border:1px solid var(--border);
      box-shadow:0 10px 26px rgba(58,33,66,.06);
      transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
    }
    .step-card:hover{
      transform:translateY(-3px);
      border-color:rgba(241,122,93,.42);
      box-shadow:0 16px 38px rgba(58,33,66,.1);
    }
    .step-num{
      width:52px;
      height:52px;
      border-radius:18px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      font-weight:900;
      box-shadow:0 10px 22px rgba(66,32,79,.2);
    }
    .step-card h3{margin:0 0 5px;font-size:21px;line-height:1.35}
    .step-card p{margin:0;color:var(--muted)}
    .updates{
      background:
        radial-gradient(circle at 15% 10%,rgba(241,122,93,.12),transparent 26%),
        linear-gradient(180deg,#f3edf5 0%,#fbfaf8 100%);
      border-top:1px solid rgba(230,220,232,.7);
      border-bottom:1px solid rgba(230,220,232,.7);
    }
    .updates-grid{
      display:grid;
      grid-template-columns:1.02fr 1fr;
      gap:20px;
      align-items:stretch;
    }
    .post-card{
      position:relative;
      display:flex;
      flex-direction:column;
      min-height:100%;
      overflow:hidden;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
      transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
    }
    .post-card:hover{
      transform:translateY(-4px);
      border-color:rgba(241,122,93,.45);
      box-shadow:0 22px 52px rgba(58,33,66,.14);
    }
    .post-media{
      position:relative;
      aspect-ratio:16/9;
      background:linear-gradient(135deg,#4b2458,#f1a25d);
      overflow:hidden;
    }
    .post-media img{width:100%;height:100%;object-fit:cover;opacity:.86}
    .post-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(33,24,39,.55))}
    .post-body{padding:23px}
    .post-meta{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      align-items:center;
      margin-bottom:12px;
      color:var(--muted);
      font-size:13px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      min-height:28px;
      padding:4px 10px;
      border-radius:999px;
      background:#fff1e8;
      color:#8a3d2f;
      border:1px solid rgba(241,122,93,.25);
      font-size:13px;
      font-weight:800;
    }
    .post-card h3{
      margin:0 0 10px;
      color:var(--ink);
      font-size:22px;
      line-height:1.35;
      transition:color .22s var(--ease);
    }
    .post-card:hover h3{color:var(--primary-2)}
    .post-card p{
      margin:0;
      color:var(--muted);
      display:-webkit-box;
      -webkit-line-clamp:3;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .read-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:18px;
      color:var(--primary);
      font-weight:900;
    }
    .read-link .arrow{transition:transform .22s var(--ease)}
    .post-card:hover .read-link .arrow{transform:translateX(5px)}
    .post-list{
      display:grid;
      gap:14px;
    }
    .post-list .post-card{
      display:grid;
      grid-template-columns:144px 1fr;
      min-height:148px;
    }
    .post-list .post-media{aspect-ratio:auto;height:100%}
    .post-list .post-body{padding:18px}
    .post-list .post-card h3{font-size:18px;margin-bottom:7px}
    .post-list .post-card p{-webkit-line-clamp:2;font-size:14px;line-height:1.65}
    .empty-state{
      grid-column:1/-1;
      padding:42px;
      border-radius:26px;
      text-align:center;
      background:rgba(255,255,255,.74);
      border:1px dashed var(--border-strong);
      box-shadow:var(--shadow-soft);
    }
    .empty-icon{
      width:66px;
      height:66px;
      margin:0 auto 16px;
      border-radius:24px;
      display:grid;
      place-items:center;
      color:var(--primary);
      background:#f4e9f3;
      font-size:28px;
      font-weight:900;
    }
    .empty-state p{margin:0 0 18px;color:var(--muted)}
    .experience-layout{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:24px;
      align-items:center;
    }
    .experience-visual{
      position:relative;
      min-height:520px;
      border-radius:32px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.8);
      box-shadow:var(--shadow);
      background:#2b1538;
    }
    .experience-visual img{
      width:100%;
      height:520px;
      object-fit:cover;
      opacity:.72;
    }
    .experience-visual::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(33,24,39,.05),rgba(33,24,39,.82));
    }
    .visual-caption{
      position:absolute;
      left:28px;
      right:28px;
      bottom:26px;
      z-index:2;
      color:#fff;
    }
    .visual-caption h3{margin:0 0 8px;font-size:27px;line-height:1.25}
    .visual-caption p{margin:0;color:rgba(255,255,255,.78)}
    .note-stack{
      display:grid;
      gap:15px;
    }
    .note-card{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:16px;
      align-items:start;
      padding:22px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 9px 26px rgba(58,33,66,.06);
      transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
    }
    .note-card:nth-child(even){transform:translateX(28px)}
    .note-card:hover{
      transform:translateY(-3px);
      border-color:rgba(107,49,114,.28);
      box-shadow:0 18px 42px rgba(58,33,66,.1);
    }
    .note-card:nth-child(even):hover{transform:translate(28px,-3px)}
    .note-icon{
      width:46px;
      height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      color:#4a2630;
      background:#ffe6cf;
      font-weight:900;
    }
    .note-card h3{margin:0 0 5px;font-size:20px}
    .note-card p{margin:0;color:var(--muted)}
    .proof-band{
      padding:24px;
      border-radius:30px;
      background:linear-gradient(135deg,#43204f,#6b3172);
      color:#fff;
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .proof-band::before{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      right:-80px;
      top:-120px;
      border-radius:50%;
      background:rgba(255,179,109,.18);
    }
    .proof-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.3fr repeat(3,1fr);
      gap:18px;
      align-items:stretch;
    }
    .proof-title{
      padding:18px;
    }
    .proof-title h2{margin:0 0 8px;font-size:28px;line-height:1.25}
    .proof-title p{margin:0;color:rgba(255,255,255,.72)}
    .proof-item{
      padding:20px;
      border-radius:22px;
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.14);
    }
    .proof-item strong{display:block;font-size:20px;margin-bottom:4px}
    .proof-item span{color:rgba(255,255,255,.72);font-size:14px}
    .faq{
      background:linear-gradient(180deg,#fbfaf8,#f7f2ee);
    }
    .faq-grid{
      display:grid;
      grid-template-columns:.78fr 1.22fr;
      gap:38px;
      align-items:start;
    }
    .faq-aside{
      padding:28px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
    }
    .faq-aside h2{margin:14px 0 10px;font-size:32px;line-height:1.22}
    .faq-aside p{margin:0;color:var(--muted)}
    .faq-list{display:grid;gap:13px}
    .faq-item{
      border:1px solid var(--border);
      border-radius:20px;
      background:rgba(255,255,255,.76);
      overflow:hidden;
      transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
    }
    .faq-item:hover{border-color:rgba(107,49,114,.25);box-shadow:0 10px 24px rgba(58,33,66,.06)}
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:19px 21px;
      color:var(--ink);
      text-align:left;
      font-weight:900;
    }
    .faq-question .plus{
      flex:0 0 auto;
      width:28px;
      height:28px;
      border-radius:10px;
      background:#f4e9f3;
      color:var(--primary);
      display:grid;
      place-items:center;
      transition:transform .22s var(--ease),background .22s var(--ease);
    }
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height .28s var(--ease);
    }
    .faq-answer p{
      margin:0;
      padding:0 21px 20px;
      color:var(--muted);
    }
    .faq-item.is-open .faq-answer{max-height:220px}
    .faq-item.is-open .plus{transform:rotate(45deg);background:#ffe6cf}
    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      padding:46px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.9),rgba(255,244,236,.84)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      border:1px solid rgba(255,255,255,.76);
      box-shadow:var(--shadow);
    }
    .cta-panel::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(90deg,rgba(255,255,255,.86),rgba(255,255,255,.5));
      pointer-events:none;
    }
    .cta-content{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:26px;
      align-items:center;
    }
    .cta-content h2{
      margin:0 0 10px;
      font-size:clamp(27px,3.4vw,40px);
      line-height:1.22;
      letter-spacing:-.035em;
    }
    .cta-content p{margin:0;color:var(--muted);max-width:700px}
    .feedback-box{
      display:grid;
      grid-template-columns:1fr 1fr auto;
      gap:12px;
      margin-top:22px;
      max-width:860px;
    }
    .feedback-box input{
      width:100%;
      min-height:48px;
      border-radius:16px;
      border:1px solid var(--border);
      background:rgba(255,255,255,.82);
      padding:12px 14px;
      color:var(--ink);
      transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
    }
    .feedback-box input:focus{
      border-color:rgba(241,122,93,.55);
      box-shadow:0 0 0 4px rgba(241,122,93,.12);
      background:#fff;
      outline:none;
    }
    .site-footer{
      margin-top:48px;
      color:rgba(255,255,255,.76);
      background:
        radial-gradient(circle at 18% 0%,rgba(241,122,93,.22),transparent 30%),
        linear-gradient(135deg,#211827,#351d41 58%,#24132f);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:34px;
      padding:52px 0 34px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff;
      font-weight:900;
      font-size:20px;
      margin-bottom:14px;
    }
    .footer-desc{max-width:520px;margin:0;color:rgba(255,255,255,.68)}
    .footer-col h3{
      margin:0 0 12px;
      color:#fff;
      font-size:17px;
    }
    .footer-links{
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:rgba(255,255,255,.68);
      transition:color .22s var(--ease),transform .22s var(--ease);
    }
    .footer-links a:hover{color:#ffd2a5;transform:translateX(3px)}
    .copyright{
      padding:18px 0 24px;
      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,.58);
      font-size:14px;
    }
    @media (max-width:1024px){
      :root{--header-h:70px}
      .container{width:min(100% - 36px,var(--container))}
      .desktop-nav{display:none}
      .menu-toggle{display:inline-flex}
      .mobile-panel.is-open{display:block}
      .hero{min-height:auto;padding:58px 0 42px}
      .hero-grid,.guide,.experience-layout,.faq-grid,.updates-grid{grid-template-columns:1fr}
      .hero-board{max-width:620px}
      .guide-copy{position:relative;top:auto}
      .strip-inner{grid-template-columns:repeat(2,1fr)}
      .proof-grid{grid-template-columns:1fr 1fr}
      .proof-title{grid-column:1/-1}
      .cta-content{grid-template-columns:1fr}
      .feedback-box{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media (max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .section{padding:62px 0}
      .section-tight{padding:44px 0}
      .nav-actions .btn{display:none}
      .hero-copy .lead{font-size:16px}
      .hero-ctas .btn{width:100%}
      .strip-inner{grid-template-columns:1fr;border-radius:22px}
      .strip-item{padding:18px}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .post-list .post-card{grid-template-columns:1fr}
      .post-list .post-media{height:auto;aspect-ratio:16/9}
      .note-card:nth-child(even),
      .note-card:nth-child(even):hover{transform:none}
      .experience-visual,.experience-visual img{min-height:390px;height:390px}
      .proof-grid{grid-template-columns:1fr}
      .cta-panel{padding:30px 22px;border-radius:26px}
      .feedback-box{grid-template-columns:1fr}
      .feedback-box .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-top:6px}
    }
    @media (max-width:520px){
      .container{width:min(100% - 28px,var(--container))}
      .brand-text{font-size:17px}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .hero{padding-top:42px}
      .hero-copy h1{letter-spacing:-.04em}
      .hero-note{display:grid}
      .hero-board{padding:12px;border-radius:26px}
      .board-cover,.board-cover img{height:210px;min-height:210px}
      .board-row{grid-template-columns:auto 1fr;padding:12px}
      .guide-copy,.step-card,.faq-aside{padding:20px}
      .step-card{grid-template-columns:1fr}
      .post-body{padding:19px}
      .empty-state{padding:28px 18px}
      .visual-caption{left:20px;right:20px;bottom:20px}
      .faq-question{padding:17px}
      .faq-answer p{padding:0 17px 18px}
    }

/* roulang page: article */
:root{
      --ink:#211827;
      --ink-2:#3a2b43;
      --muted:#74697c;
      --soft:#f7f2ee;
      --soft-2:#f2edf5;
      --soft-3:#fffaf4;
      --card:#ffffff;
      --primary:#42204f;
      --primary-2:#6b3172;
      --accent:#f17a5d;
      --accent-2:#ffb36d;
      --border:#e6dce8;
      --border-strong:#d5c5da;
      --shadow:0 18px 55px rgba(58,33,66,.12);
      --shadow-soft:0 10px 30px rgba(58,33,66,.08);
      --radius-lg:28px;
      --radius-md:20px;
      --radius-sm:14px;
      --container:1200px;
      --header-h:76px;
      --ease:cubic-bezier(.2,.7,.2,1);
    }
    *{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(--ink);
      background:
        radial-gradient(circle at 10% 0%, rgba(241,122,93,.13), transparent 34%),
        radial-gradient(circle at 94% 12%, rgba(107,49,114,.12), transparent 32%),
        linear-gradient(180deg,#fbf7f3 0%,#f7f2ee 48%,#fbfaf8 100%);
      line-height:1.75;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0;background:none}
    ::selection{background:rgba(241,122,93,.28);color:var(--primary)}
    :focus-visible{outline:3px solid rgba(241,122,93,.45);outline-offset:3px;border-radius:12px}
    .container{width:min(var(--container), calc(100% - 48px));margin:0 auto}
    .section{padding:86px 0}
    .section-tight{padding:62px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border:1px solid rgba(107,49,114,.16);
      border-radius:999px;
      color:var(--primary);
      background:rgba(255,255,255,.68);
      box-shadow:0 8px 22px rgba(58,33,66,.05);
      font-size:14px;
      font-weight:700;
      letter-spacing:.01em;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:99px;
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
      box-shadow:0 0 0 5px rgba(241,122,93,.13);
      flex:0 0 auto;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:32px;
      margin-bottom:34px;
    }
    .section-head h2{
      margin:14px 0 0;
      font-size:clamp(25px,3vw,36px);
      line-height:1.24;
      letter-spacing:-.03em;
      color:var(--ink);
    }
    .section-head p{
      max-width:560px;
      margin:0;
      color:var(--muted);
      font-size:16px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:800;
      transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),color .25s var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 14px 32px rgba(66,32,79,.24);
    }
    .btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 42px rgba(66,32,79,.3);color:#fff}
    .btn-accent{
      color:#3b1f25;
      background:linear-gradient(135deg,var(--accent-2),var(--accent));
      box-shadow:0 14px 30px rgba(241,122,93,.22);
    }
    .btn-accent:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(241,122,93,.28);color:#3b1f25}
    .btn-ghost{
      color:var(--primary);
      background:rgba(255,255,255,.7);
      border:1px solid var(--border);
    }
    .btn-ghost:hover{background:#fff4ec;border-color:rgba(241,122,93,.45);transform:translateY(-2px);color:var(--primary)}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(155%) blur(18px);
      background:rgba(251,247,243,.82);
      border-bottom:1px solid rgba(230,220,232,.72);
    }
    .nav-wrap{
      height:var(--header-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:900;
      color:var(--primary);
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:16px;
      background:
        radial-gradient(circle at 68% 30%, rgba(255,179,109,.95), transparent 25%),
        linear-gradient(135deg,var(--primary),#2b1538);
      display:grid;
      place-items:center;
      box-shadow:0 14px 24px rgba(66,32,79,.22);
      position:relative;
      overflow:hidden;
      flex:0 0 auto;
    }
    .brand-mark::before{
      content:"";
      border-left:12px solid #fff;
      border-top:8px solid transparent;
      border-bottom:8px solid transparent;
      margin-left:3px;
      filter:drop-shadow(0 2px 4px rgba(0,0,0,.15));
    }
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:auto 7px 7px 7px;
      height:3px;
      border-radius:99px;
      background:rgba(255,255,255,.34);
    }
    .brand-text{font-size:19px}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:6px;
      padding:7px;
      border:1px solid rgba(230,220,232,.8);
      border-radius:999px;
      background:rgba(255,255,255,.62);
    }
    .desktop-nav a{
      padding:9px 15px;
      border-radius:999px;
      color:var(--ink-2);
      font-size:15px;
      font-weight:750;
      transition:background .22s var(--ease),color .22s var(--ease);
    }
    .desktop-nav a:hover,
    .desktop-nav a.active{background:#f4e9f3;color:var(--primary)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:15px;
      border:1px solid var(--border);
      background:rgba(255,255,255,.7);
      color:var(--primary);
      position:relative;
    }
    .menu-toggle span,
    .menu-toggle::before,
    .menu-toggle::after{
      content:"";
      position:absolute;
      left:12px;
      right:12px;
      height:2px;
      border-radius:99px;
      background:currentColor;
      transition:transform .25s var(--ease),top .25s var(--ease),opacity .2s var(--ease);
    }
    .menu-toggle span{top:21px}
    .menu-toggle::before{top:14px}
    .menu-toggle::after{top:28px}
    .menu-open .menu-toggle span{opacity:0}
    .menu-open .menu-toggle::before{top:21px;transform:rotate(45deg)}
    .menu-open .menu-toggle::after{top:21px;transform:rotate(-45deg)}
    .mobile-panel{
      display:none;
      border-top:1px solid rgba(230,220,232,.75);
      background:rgba(255,250,246,.96);
      box-shadow:0 18px 40px rgba(58,33,66,.09);
    }
    .mobile-panel .container{padding:12px 0 18px;display:grid;gap:8px}
    .mobile-panel a{
      padding:12px 14px;
      border-radius:16px;
      color:var(--ink-2);
      font-weight:800;
      background:rgba(255,255,255,.58);
      border:1px solid rgba(230,220,232,.72);
    }
    .mobile-panel a:hover{background:#fff4ec;color:var(--primary)}
    .menu-open .mobile-panel{display:block}

    .article-hero{
      position:relative;
      padding:54px 0 44px;
      overflow:hidden;
      border-bottom:1px solid rgba(230,220,232,.72);
      background:
        linear-gradient(90deg,rgba(251,247,243,.95),rgba(251,247,243,.78)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
    }
    .article-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 12% 20%, rgba(255,179,109,.26), transparent 28%),
        radial-gradient(circle at 86% 28%, rgba(107,49,114,.2), transparent 34%);
      pointer-events:none;
    }
    .article-top{position:relative;z-index:1}
    .crumbs{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:9px;
      margin-bottom:22px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
    }
    .crumbs a{
      color:var(--primary);
      padding:5px 9px;
      border-radius:999px;
      background:rgba(255,255,255,.58);
      border:1px solid rgba(230,220,232,.74);
      transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
    }
    .crumbs a:hover{background:#fff4ec;color:var(--primary-2);transform:translateY(-1px)}
    .crumbs span{max-width:720px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
    .article-kicker{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:18px;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.68);
      border:1px solid rgba(230,220,232,.82);
      color:var(--primary);
      font-size:14px;
      font-weight:800;
    }
    .pill.warm{background:#fff2e7;border-color:rgba(241,122,93,.24);color:#8d3c2f}
    .article-title{
      max-width:940px;
      margin:0;
      font-size:clamp(30px,5vw,54px);
      line-height:1.14;
      letter-spacing:-.045em;
      color:var(--ink);
      font-weight:900;
    }
    .article-summary{
      max-width:820px;
      margin:20px 0 0;
      color:var(--ink-2);
      font-size:17px;
      line-height:1.85;
    }
    .article-meta{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
    }
    .meta-dot{
      width:5px;
      height:5px;
      border-radius:99px;
      background:rgba(116,105,124,.45);
    }

    .article-layout{
      display:grid;
      grid-template-columns:minmax(0, 820px) minmax(260px, 1fr);
      gap:34px;
      align-items:start;
    }
    .article-card{
      background:rgba(255,255,255,.82);
      border:1px solid rgba(230,220,232,.86);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .article-cover{
      position:relative;
      min-height:245px;
      background:#efe6f1;
      overflow:hidden;
    }
    .article-cover img{
      width:100%;
      height:100%;
      min-height:245px;
      object-fit:cover;
      filter:saturate(.96) contrast(.98);
    }
    .article-cover::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(33,24,39,.04),rgba(33,24,39,.22));
    }
    .cover-note{
      position:absolute;
      left:22px;
      bottom:20px;
      z-index:1;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 13px;
      border-radius:999px;
      color:#fff;
      background:rgba(33,24,39,.58);
      backdrop-filter:blur(12px);
      font-size:13px;
      font-weight:800;
    }
    .article-body{
      padding:36px 40px 42px;
      color:var(--ink-2);
      font-size:17px;
      line-height:1.86;
    }
    .article-body > *:first-child{margin-top:0}
    .article-body p{margin:0 0 1.25em}
    .article-body h2{
      margin:2.1em 0 .75em;
      padding-top:.15em;
      color:var(--ink);
      font-size:clamp(24px,2.4vw,31px);
      line-height:1.28;
      letter-spacing:-.03em;
      font-weight:900;
    }
    .article-body h3{
      margin:1.8em 0 .65em;
      color:var(--primary);
      font-size:22px;
      line-height:1.34;
      font-weight:900;
    }
    .article-body h4{
      margin:1.5em 0 .55em;
      color:var(--ink);
      font-size:19px;
      font-weight:900;
    }
    .article-body a{
      color:var(--primary-2);
      font-weight:800;
      background:linear-gradient(transparent 62%, rgba(241,122,93,.22) 0);
      transition:color .22s var(--ease),background .22s var(--ease);
    }
    .article-body a:hover{
      color:#8d3c2f;
      background:linear-gradient(transparent 55%, rgba(241,122,93,.36) 0);
    }
    .article-body ul,
    .article-body ol{
      margin:0 0 1.4em;
      padding-left:1.3em;
    }
    .article-body li{margin:.42em 0;padding-left:.15em}
    .article-body blockquote{
      margin:1.6em 0;
      padding:20px 22px;
      border-left:5px solid var(--accent);
      border-radius:0 18px 18px 0;
      background:linear-gradient(135deg,#fff7ef,#f7eef7);
      color:var(--ink);
      box-shadow:0 12px 28px rgba(58,33,66,.06);
    }
    .article-body img{
      width:auto;
      max-width:100%;
      height:auto;
      margin:1.8em auto .65em;
      border-radius:22px;
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
    }
    .article-body figure{margin:1.8em 0;text-align:center}
    .article-body figcaption{
      margin-top:10px;
      color:var(--muted);
      font-size:14px;
      text-align:center;
    }
    .article-body table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      margin:1.7em 0;
      overflow:hidden;
      border:1px solid var(--border);
      border-radius:18px;
      background:#fff;
      box-shadow:0 10px 24px rgba(58,33,66,.05);
    }
    .article-body th,
    .article-body td{
      padding:14px 16px;
      border-bottom:1px solid var(--border);
      vertical-align:top;
      text-align:left;
    }
    .article-body th{
      color:var(--primary);
      background:#f7eef7;
      font-weight:900;
    }
    .article-body tr:last-child td{border-bottom:0}
    .article-body code{
      padding:.18em .42em;
      border-radius:8px;
      background:#f4edf4;
      color:#7e3a52;
      font-size:.92em;
    }
    .article-body pre{
      margin:1.6em 0;
      padding:18px 20px;
      overflow:auto;
      border-radius:20px;
      background:#24182b;
      color:#fff7ef;
      box-shadow:var(--shadow-soft);
    }
    .article-body pre code{
      padding:0;
      background:transparent;
      color:inherit;
    }
    .article-empty{
      padding:44px 34px;
      text-align:center;
      background:linear-gradient(135deg,#fff,#fff7ef);
      border:1px dashed rgba(107,49,114,.26);
      border-radius:24px;
    }
    .article-empty h2{
      margin:0 0 10px;
      color:var(--ink);
      font-size:28px;
      font-weight:900;
    }
    .article-empty p{margin:0 auto 22px;max-width:520px;color:var(--muted)}
    .side-stack{
      position:sticky;
      top:calc(var(--header-h) + 22px);
      display:grid;
      gap:18px;
    }
    .side-card{
      padding:22px;
      border-radius:var(--radius-md);
      background:rgba(255,255,255,.78);
      border:1px solid rgba(230,220,232,.86);
      box-shadow:var(--shadow-soft);
    }
    .side-card h2,
    .side-card h3{
      margin:0 0 12px;
      color:var(--ink);
      font-size:20px;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .side-card p{margin:0;color:var(--muted);font-size:15px}
    .side-links{display:grid;gap:10px;margin-top:16px}
    .side-links a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding:12px 13px;
      border-radius:16px;
      background:#fffaf6;
      border:1px solid rgba(230,220,232,.78);
      color:var(--ink-2);
      font-weight:850;
      transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
    }
    .side-links a::after{
      content:"›";
      color:var(--accent);
      font-size:22px;
      line-height:1;
      transition:transform .22s var(--ease);
    }
    .side-links a:hover{
      transform:translateY(-2px);
      border-color:rgba(241,122,93,.42);
      background:#fff3ea;
      color:var(--primary);
    }
    .side-links a:hover::after{transform:translateX(3px)}
    .mini-cover{
      position:relative;
      overflow:hidden;
      min-height:174px;
      border-radius:20px;
      border:1px solid var(--border);
      background:#f0e6ef;
    }
    .mini-cover img{width:100%;height:174px;object-fit:cover}
    .mini-cover::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(33,24,39,.04),rgba(33,24,39,.38));
    }
    .mini-cover span{
      position:absolute;
      left:14px;
      bottom:14px;
      z-index:1;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.82);
      color:var(--primary);
      font-size:13px;
      font-weight:900;
    }
    .note-list{display:grid;gap:11px;margin:16px 0 0;padding:0;list-style:none}
    .note-list li{
      display:flex;
      gap:10px;
      color:var(--ink-2);
      font-size:15px;
      line-height:1.65;
    }
    .note-list li::before{
      content:"";
      width:8px;
      height:8px;
      margin-top:.66em;
      border-radius:99px;
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
      flex:0 0 auto;
    }

    .return-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      align-items:stretch;
    }
    .return-card{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.78);
      border:1px solid rgba(230,220,232,.86);
      box-shadow:var(--shadow-soft);
      padding:28px;
      transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
    }
    .return-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow);
      border-color:rgba(241,122,93,.42);
    }
    .return-card.feature{
      min-height:280px;
      color:#fff;
      background:
        linear-gradient(135deg,rgba(66,32,79,.92),rgba(107,49,114,.72)),
        url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;
    }
    .return-card .tag{
      display:inline-flex;
      padding:7px 11px;
      border-radius:999px;
      background:rgba(255,255,255,.78);
      color:var(--primary);
      font-size:13px;
      font-weight:900;
      border:1px solid rgba(255,255,255,.46);
    }
    .return-card.feature .tag{background:rgba(255,255,255,.18);color:#fff;border-color:rgba(255,255,255,.3)}
    .return-card h2,
    .return-card h3{
      margin:14px 0 10px;
      font-size:clamp(22px,2.4vw,30px);
      line-height:1.25;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .return-card p{margin:0 0 18px;color:inherit;opacity:.82}
    .return-card:not(.feature) p{color:var(--muted);opacity:1}
    .compact-cards{display:grid;gap:18px}
    .compact-card{
      padding:22px;
      border-radius:24px;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(230,220,232,.86);
      box-shadow:var(--shadow-soft);
      transition:transform .25s var(--ease),border-color .25s var(--ease),background .25s var(--ease);
    }
    .compact-card:hover{transform:translateY(-3px);border-color:rgba(241,122,93,.42);background:#fffaf6}
    .compact-card h3{margin:0 0 8px;font-size:20px;color:var(--ink);font-weight:900}
    .compact-card p{margin:0;color:var(--muted);font-size:15px}
    .compact-card a{display:inline-flex;margin-top:14px;color:var(--primary);font-weight:900}
    .compact-card a::after{content:"→";margin-left:7px;color:var(--accent);transition:transform .22s var(--ease)}
    .compact-card a:hover::after{transform:translateX(4px)}

    .guide-panel{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:26px;
      align-items:start;
      padding:34px;
      border-radius:var(--radius-lg);
      background:linear-gradient(135deg,rgba(255,255,255,.76),rgba(247,238,247,.72));
      border:1px solid rgba(230,220,232,.86);
      box-shadow:var(--shadow-soft);
    }
    .guide-panel h2{
      margin:14px 0 12px;
      font-size:clamp(25px,3vw,35px);
      line-height:1.24;
      letter-spacing:-.03em;
      font-weight:900;
    }
    .guide-panel p{margin:0;color:var(--muted)}
    .guide-steps{display:grid;gap:14px}
    .guide-step{
      display:grid;
      grid-template-columns:46px 1fr;
      gap:14px;
      padding:18px;
      border-radius:22px;
      background:#fff;
      border:1px solid rgba(230,220,232,.82);
      transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
    }
    .guide-step:hover{transform:translateY(-3px);border-color:rgba(241,122,93,.4);box-shadow:0 14px 34px rgba(58,33,66,.08)}
    .guide-step b{
      width:46px;
      height:46px;
      display:grid;
      place-items:center;
      border-radius:16px;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 10px 22px rgba(66,32,79,.2);
    }
    .guide-step h3{margin:0 0 4px;font-size:18px;font-weight:900;color:var(--ink)}
    .guide-step p{margin:0;color:var(--muted);font-size:15px}

    .faq-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .faq-item{
      padding:22px;
      border-radius:22px;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(230,220,232,.86);
      box-shadow:0 10px 28px rgba(58,33,66,.05);
      transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
    }
    .faq-item:hover{transform:translateY(-3px);border-color:rgba(241,122,93,.38);background:#fffaf6}
    .faq-item h3{
      margin:0 0 8px;
      color:var(--ink);
      font-size:18px;
      line-height:1.45;
      font-weight:900;
    }
    .faq-item p{margin:0;color:var(--muted);font-size:15px}

    .feedback-cta{
      position:relative;
      overflow:hidden;
      border-radius:32px;
      padding:38px;
      background:
        radial-gradient(circle at 8% 14%, rgba(255,179,109,.36), transparent 30%),
        linear-gradient(135deg,#fff6ed,#f3e9f6);
      border:1px solid rgba(230,220,232,.9);
      box-shadow:var(--shadow);
    }
    .feedback-cta::after{
      content:"";
      position:absolute;
      right:-70px;
      bottom:-90px;
      width:260px;
      height:260px;
      border-radius:50%;
      background:rgba(107,49,114,.1);
      pointer-events:none;
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:26px;
    }
    .feedback-cta h2{
      margin:12px 0 10px;
      font-size:clamp(26px,3.2vw,38px);
      line-height:1.22;
      letter-spacing:-.03em;
      font-weight:900;
    }
    .feedback-cta p{margin:0;max-width:680px;color:var(--muted)}
    .cta-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}

    .site-footer{
      margin-top:30px;
      padding:54px 0 26px;
      color:#e9e1ea;
      background:
        radial-gradient(circle at 18% 0%, rgba(241,122,93,.18), transparent 35%),
        linear-gradient(135deg,#25152e,#3a2045 58%,#27162f);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr .7fr .7fr;
      gap:34px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.12);
    }
    .footer-brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      margin-bottom:14px;
      font-size:20px;
      font-weight:900;
      color:#fff;
    }
    .footer-desc{max-width:520px;margin:0;color:rgba(233,225,234,.76);font-size:15px}
    .footer-col h3{
      margin:0 0 14px;
      color:#fff;
      font-size:16px;
      font-weight:900;
    }
    .footer-links{display:grid;gap:9px}
    .footer-links a{
      color:rgba(233,225,234,.76);
      transition:color .22s var(--ease),transform .22s var(--ease);
    }
    .footer-links a:hover{color:var(--accent-2);transform:translateX(3px)}
    .copyright{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding-top:22px;
      color:rgba(233,225,234,.66);
      font-size:14px;
    }

    @media (max-width:1024px){
      :root{--header-h:70px}
      .container{width:min(var(--container), calc(100% - 38px))}
      .desktop-nav{display:none}
      .menu-toggle{display:block}
      .article-layout{grid-template-columns:1fr}
      .side-stack{position:static;grid-template-columns:1fr 1fr}
      .guide-panel{grid-template-columns:1fr}
      .return-grid{grid-template-columns:1fr}
    }
    @media (max-width:768px){
      .container{width:min(var(--container), calc(100% - 32px))}
      .section{padding:62px 0}
      .section-tight{padding:48px 0}
      .nav-actions .btn{display:none}
      .brand-text{font-size:18px}
      .article-hero{padding:38px 0 34px}
      .crumbs span{white-space:normal}
      .article-summary{font-size:16px}
      .article-body{padding:28px 22px 32px;font-size:16px}
      .article-cover,
      .article-cover img{min-height:210px}
      .side-stack{grid-template-columns:1fr}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .faq-grid{grid-template-columns:1fr}
      .cta-inner{display:block}
      .cta-actions{margin-top:22px}
      .footer-grid{grid-template-columns:1fr;gap:26px}
      .copyright{display:grid}
    }
    @media (max-width:520px){
      .container{width:min(var(--container), calc(100% - 28px))}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .brand-text{font-size:16px}
      .article-title{font-size:30px}
      .article-kicker{gap:8px}
      .pill{font-size:13px}
      .article-card{border-radius:22px}
      .article-body{padding:24px 18px 28px}
      .article-body table{display:block;overflow-x:auto;white-space:nowrap}
      .cover-note{left:14px;right:14px;justify-content:center}
      .return-card,.feedback-cta,.guide-panel{padding:24px;border-radius:24px}
      .btn{width:100%;min-height:48px}
      .cta-actions{display:grid}
      .guide-step{grid-template-columns:40px 1fr;padding:15px}
      .guide-step b{width:40px;height:40px;border-radius:14px}
    }

/* 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}