/* roulang page: index */
:root{
      --bg:#fbf7f5;
      --bg-soft:#f4eeeb;
      --surface:rgba(255,255,255,.86);
      --surface-solid:#ffffff;
      --surface-2:#f6f0ed;
      --text:#23171a;
      --muted:#6f5a60;
      --border:rgba(92,32,40,.12);
      --primary:#7d1d2b;
      --primary-2:#a53a4c;
      --accent:#d19ab0;
      --accent-2:#e8d9df;
      --success:#2f7a57;
      --shadow:0 22px 60px rgba(73,26,33,.08);
      --shadow-soft:0 10px 28px rgba(73,26,33,.06);
      --radius:24px;
      --radius-sm:16px;
      --radius-xs:12px;
      --container:1200px;
      --transition:.28s cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      line-height:1.72;
      background:
        radial-gradient(circle at top left, rgba(165,58,76,.08), transparent 30%),
        radial-gradient(circle at 80% 0%, rgba(209,154,176,.16), transparent 26%),
        linear-gradient(180deg, #fff 0%, var(--bg) 44%, #fff 100%);
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:linear-gradient(120deg, rgba(125,29,43,.03) 0, rgba(125,29,43,.03) 1px, transparent 1px, transparent 40px);
      opacity:.35;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:all var(--transition)}
    a:hover{color:inherit}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(125,29,43,.16);color:var(--text)}
    .container-wide{max-width:var(--container);margin:0 auto;padding-left:1rem;padding-right:1rem}
    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
      background:rgba(255,251,249,.78);
      border-bottom:1px solid rgba(92,32,40,.09);
      transition:box-shadow var(--transition), background var(--transition);
    }
    .site-header.is-scrolled{
      box-shadow:0 10px 30px rgba(73,26,33,.06);
      background:rgba(255,251,249,.92);
    }
    .header-inner{
      display:flex;
      align-items:center;
      gap:1rem;
      padding:.92rem 0;
      min-height:76px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:.85rem;
      flex:0 0 auto;
      min-width:0;
    }
    .brand-mark{
      width:46px;height:46px;
      border-radius:16px;
      background:
        linear-gradient(135deg, rgba(125,29,43,1), rgba(165,58,76,.92) 55%, rgba(209,154,176,.95));
      box-shadow:0 16px 30px rgba(125,29,43,.2);
      position:relative;
      overflow:hidden;
      flex:0 0 auto;
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:auto;
      border-radius:999px;
      background:rgba(255,255,255,.23);
      filter:blur(2px);
    }
    .brand-mark::before{width:16px;height:16px;left:8px;top:8px}
    .brand-mark::after{width:24px;height:24px;right:7px;bottom:7px}
    .brand-text{min-width:0}
    .brand-name{
      display:block;
      font-size:.98rem;
      line-height:1.15;
      font-weight:900;
      letter-spacing:.01em;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-sub{
      display:block;
      margin-top:.15rem;
      font-size:.78rem;
      color:var(--muted);
      white-space:nowrap;
    }
    .nav-shell{
      flex:1 1 auto;
      min-width:0;
      overflow:hidden;
    }
    .chip-nav{
      display:flex;
      align-items:center;
      gap:.55rem;
      flex-wrap:nowrap;
      overflow-x:auto;
      scrollbar-width:none;
      padding:.14rem .05rem .25rem;
      margin:0;
      list-style:none;
    }
    .chip-nav::-webkit-scrollbar{display:none}
    .chip{
      display:inline-flex;
      align-items:center;
      gap:.42rem;
      padding:.62rem .98rem;
      border:1px solid var(--border);
      border-radius:999px;
      background:rgba(255,255,255,.82);
      color:var(--muted);
      font-size:.92rem;
      font-weight:700;
      white-space:nowrap;
      box-shadow:0 8px 18px rgba(73,26,33,.03);
      transition:transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
      flex:0 0 auto;
    }
    .chip:hover,
    .chip:focus-visible,
    .chip.active{
      color:#fff;
      background:var(--primary);
      border-color:var(--primary);
      box-shadow:0 12px 26px rgba(125,29,43,.22);
      transform:translateY(-1px);
      outline:none;
    }
    .header-cta{
      flex:0 0 auto;
      margin-left:auto;
    }
    .btn-brand,
    .btn-brand-outline,
    .btn-soft{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.5rem;
      border-radius:999px;
      font-weight:800;
      padding:.82rem 1.2rem;
      transition:transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
      text-decoration:none;
      border:1px solid transparent;
      cursor:pointer;
      white-space:nowrap;
    }
    .btn-brand{
      color:#fff;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 14px 30px rgba(125,29,43,.22);
    }
    .btn-brand:hover,
    .btn-brand:focus-visible{
      transform:translateY(-2px);
      color:#fff;
      box-shadow:0 18px 34px rgba(125,29,43,.28);
      outline:none;
    }
    .btn-brand-outline{
      color:var(--primary);
      background:rgba(255,255,255,.74);
      border-color:rgba(125,29,43,.2);
      box-shadow:0 10px 24px rgba(73,26,33,.05);
    }
    .btn-brand-outline:hover,
    .btn-brand-outline:focus-visible{
      background:rgba(125,29,43,.06);
      border-color:rgba(125,29,43,.28);
      transform:translateY(-2px);
      outline:none;
    }
    .btn-soft{
      color:var(--text);
      background:rgba(255,255,255,.68);
      border-color:rgba(92,32,40,.12);
    }
    .btn-soft:hover,
    .btn-soft:focus-visible{
      background:#fff;
      transform:translateY(-2px);
      outline:none;
    }

    .hero{
      padding:1.3rem 0 1rem;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(92,32,40,.12);
      border-radius:30px;
      background:
        radial-gradient(circle at 20% 20%, rgba(255,255,255,.28), transparent 26%),
        radial-gradient(circle at 80% 12%, rgba(209,154,176,.22), transparent 24%),
        linear-gradient(135deg, rgba(255,255,255,.9), rgba(248,241,237,.86));
      box-shadow:var(--shadow);
    }
    .hero-shell::before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(circle at 82% 18%, rgba(125,29,43,.13), transparent 22%),
        radial-gradient(circle at 12% 82%, rgba(209,154,176,.16), transparent 22%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:1.25rem;
      align-items:stretch;
      padding:clamp(1.25rem,2.3vw,2rem);
    }
    .hero-kicker{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      font-size:.82rem;
      font-weight:800;
      letter-spacing:.08em;
      text-transform:uppercase;
      color:var(--primary);
      background:rgba(125,29,43,.07);
      border:1px solid rgba(125,29,43,.12);
      border-radius:999px;
      padding:.45rem .78rem;
    }
    .hero-title{
      margin:.95rem 0 1rem;
      font-size:clamp(2.4rem,5vw,4.9rem);
      line-height:.94;
      font-weight:950;
      letter-spacing:-.06em;
      max-width:12ch;
    }
    .hero-title .accent{
      color:var(--primary);
      text-shadow:0 10px 30px rgba(125,29,43,.08);
    }
    .hero-copy{
      max-width:58ch;
      color:var(--muted);
      font-size:1.04rem;
      margin:0;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:.8rem;
      margin-top:1.25rem;
    }
    .hero-badges{
      display:flex;
      flex-wrap:wrap;
      gap:.65rem;
      margin-top:1.15rem;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      padding:.52rem .8rem;
      border-radius:999px;
      background:rgba(255,255,255,.74);
      border:1px solid rgba(92,32,40,.12);
      color:var(--text);
      font-size:.9rem;
      font-weight:700;
      box-shadow:0 10px 18px rgba(73,26,33,.03);
    }
    .pill i{
      width:8px;height:8px;border-radius:999px;background:var(--primary);display:inline-block;box-shadow:0 0 0 4px rgba(125,29,43,.12);
    }
    .hero-panel{
      position:relative;
      min-height:460px;
      border-radius:26px;
      background:
        radial-gradient(circle at 35% 20%, rgba(255,255,255,.18), transparent 26%),
        linear-gradient(160deg, #2b0d12 0%, #5b1420 48%, #24080c 100%);
      color:#fff;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      box-shadow:0 28px 50px rgba(53,8,14,.22);
    }
    .hero-panel::before,
    .hero-panel::after{
      content:"";
      position:absolute;
      border-radius:999px;
      filter:blur(3px);
      opacity:.8;
    }
    .hero-panel::before{
      width:280px;height:280px;
      right:-70px;top:-70px;
      background:radial-gradient(circle, rgba(209,154,176,.25), transparent 60%);
    }
    .hero-panel::after{
      width:220px;height:220px;
      left:-60px;bottom:-70px;
      background:radial-gradient(circle, rgba(255,255,255,.12), transparent 62%);
    }
    .hero-stage{
      position:absolute;
      inset:1.1rem;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.12);
      background:
        linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03)),
        linear-gradient(135deg, rgba(255,255,255,.08) 0 18%, transparent 18% 100%);
      overflow:hidden;
    }
    .hero-stage::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, transparent 0 18%, rgba(255,255,255,.06) 18% 19%, transparent 19% 37%, rgba(255,255,255,.06) 37% 38%, transparent 38% 100%),
        linear-gradient(180deg, transparent 0 21%, rgba(255,255,255,.06) 21% 22%, transparent 22% 51%, rgba(255,255,255,.05) 51% 52%, transparent 52% 100%);
      mix-blend-mode:screen;
      opacity:.5;
    }
    .hero-stage::after{
      content:"";
      position:absolute;
      inset:auto 8% 17% 8%;
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(255,255,255,.45), transparent);
    }
    .play-badge{
      position:absolute;
      inset:50% auto auto 50%;
      transform:translate(-50%,-58%);
      width:92px;height:92px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.14);
      border:1px solid rgba(255,255,255,.22);
      box-shadow:0 18px 34px rgba(0,0,0,.22);
      backdrop-filter:blur(10px);
      -webkit-backdrop-filter:blur(10px);
      transition:transform var(--transition), background var(--transition);
      cursor:pointer;
    }
    .play-badge:hover,
    .play-badge:focus-visible{
      transform:translate(-50%,-58%) scale(1.04);
      background:rgba(255,255,255,.2);
      outline:none;
    }
    .play-badge svg{
      width:34px;
      height:34px;
      margin-left:4px;
      fill:#fff;
    }
    .hero-media-card{
      position:absolute;
      left:1.3rem; right:1.3rem; bottom:1.3rem;
      padding:1rem 1rem .95rem;
      border-radius:18px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      backdrop-filter:blur(12px);
      -webkit-backdrop-filter:blur(12px);
    }
    .media-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:.8rem;
      margin-bottom:.75rem;
    }
    .media-top strong{
      font-size:1rem;
      font-weight:900;
      letter-spacing:.01em;
    }
    .media-top .tagline{
      font-size:.82rem;
      color:rgba(255,255,255,.75);
    }
    .media-list{
      display:grid;
      gap:.58rem;
    }
    .media-item{
      display:flex;
      align-items:center;
      gap:.7rem;
      padding:.64rem .72rem;
      border-radius:14px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.08);
    }
    .media-dot{
      width:10px;height:10px;border-radius:999px;
      background:linear-gradient(135deg, #ffced8, #fff);
      box-shadow:0 0 0 5px rgba(255,255,255,.08);
      flex:0 0 auto;
    }
    .media-item span{
      font-size:.92rem;
      color:rgba(255,255,255,.88);
    }
    .media-footer{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      margin-top:.85rem;
    }
    .mini-progress{
      flex:1 1 auto;
      height:8px;
      border-radius:999px;
      background:rgba(255,255,255,.1);
      overflow:hidden;
    }
    .mini-progress span{
      display:block;
      width:82%;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, rgba(255,255,255,.55), rgba(255,255,255,.92));
    }
    .media-flag{
      flex:0 0 auto;
      font-size:.8rem;
      color:#fff;
      padding:.38rem .62rem;
      border-radius:999px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.12);
    }

    section{padding:1.05rem 0}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:1rem;
      margin-bottom:1rem;
    }
    .section-title{
      font-size:clamp(1.4rem,2.4vw,2.15rem);
      line-height:1.1;
      font-weight:900;
      letter-spacing:-.04em;
      margin:0;
    }
    .section-note{
      margin:0;
      color:var(--muted);
      max-width:58ch;
      font-size:.98rem;
    }
    .panel{
      background:var(--surface);
      border:1px solid var(--border);
      border-radius:28px;
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .panel-inner{padding:1.15rem}
    .metric-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:1rem;
    }
    .metric-card{
      position:relative;
      min-height:172px;
      padding:1.05rem 1.05rem 1rem;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      background:linear-gradient(180deg, rgba(255,255,255,.98), rgba(249,244,241,.94));
      border:1px solid rgba(92,32,40,.12);
      border-radius:24px;
      box-shadow:0 14px 30px rgba(73,26,33,.05);
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
      overflow:hidden;
    }
    .metric-card:hover{
      transform:translateY(-3px);
      box-shadow:0 20px 38px rgba(73,26,33,.08);
      border-color:rgba(125,29,43,.22);
    }
    .metric-card::before{
      content:"";
      position:absolute;
      inset:auto -30px -40px auto;
      width:110px;height:110px;border-radius:50%;
      background:radial-gradient(circle, rgba(125,29,43,.1), transparent 62%);
      pointer-events:none;
    }
    .metric-label{
      display:inline-flex;
      align-items:center;
      gap:.4rem;
      font-size:.8rem;
      font-weight:800;
      letter-spacing:.08em;
      text-transform:uppercase;
      color:var(--primary);
    }
    .metric-label::before{
      content:"";
      width:7px;height:7px;border-radius:999px;background:var(--primary);
      box-shadow:0 0 0 4px rgba(125,29,43,.1);
    }
    .metric-value{
      font-size:clamp(2rem,3.4vw,2.8rem);
      line-height:1;
      font-weight:950;
      letter-spacing:-.06em;
      margin:.55rem 0 .25rem;
      color:var(--text);
    }
    .metric-value small{
      font-size:.82rem;
      font-weight:800;
      color:var(--muted);
      letter-spacing:0;
    }
    .metric-desc{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .metric-bar{
      height:8px;
      border-radius:999px;
      background:var(--surface-2);
      overflow:hidden;
      margin-top:1rem;
    }
    .metric-bar span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--primary), var(--accent));
    }

    .matrix-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:1rem;
    }
    .feature-card{
      padding:1.1rem;
      background:linear-gradient(180deg, rgba(255,255,255,.96), rgba(249,244,241,.92));
      border:1px solid rgba(92,32,40,.12);
      border-radius:24px;
      min-height:200px;
      display:flex;
      flex-direction:column;
      gap:.85rem;
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
      box-shadow:0 12px 28px rgba(73,26,33,.04);
    }
    .feature-card:hover{
      transform:translateY(-3px);
      border-color:rgba(125,29,43,.22);
      box-shadow:0 20px 38px rgba(73,26,33,.08);
    }
    .feature-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
    }
    .feature-icon{
      width:48px;height:48px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(125,29,43,.12), rgba(165,58,76,.2));
      color:var(--primary);
      border:1px solid rgba(125,29,43,.1);
      flex:0 0 auto;
    }
    .feature-icon svg{width:22px;height:22px;fill:currentColor}
    .feature-badge{
      font-size:.78rem;
      font-weight:800;
      color:var(--primary);
      background:rgba(125,29,43,.08);
      border:1px solid rgba(125,29,43,.12);
      border-radius:999px;
      padding:.28rem .58rem;
      white-space:nowrap;
    }
    .feature-title{
      margin:0;
      font-size:1.08rem;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .feature-copy{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
    }
    .feature-footer{
      margin-top:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:.8rem;
      padding-top:.4rem;
      color:var(--primary);
      font-weight:800;
      font-size:.92rem;
    }
    .feature-footer span{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
    }
    .feature-footer span::after{
      content:"→";
      font-weight:700;
      transition:transform var(--transition);
    }
    .feature-card:hover .feature-footer span::after{transform:translateX(3px)}

    .subgrid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:1rem;
    }
    .steps-card,
    .calendar-card{
      padding:1.15rem;
      background:linear-gradient(180deg, rgba(255,255,255,.96), rgba(247,240,236,.92));
      border:1px solid rgba(92,32,40,.12);
      border-radius:24px;
      box-shadow:0 12px 28px rgba(73,26,33,.04);
    }
    .step-list{
      display:grid;
      gap:.85rem;
      margin-top:.9rem;
    }
    .step-item{
      display:flex;
      gap:.9rem;
      align-items:flex-start;
      padding:.98rem 1rem;
      border-radius:18px;
      background:rgba(255,255,255,.84);
      border:1px solid rgba(92,32,40,.1);
    }
    .step-num{
      width:36px;height:36px;
      border-radius:13px;
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:900;
      flex:0 0 auto;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 10px 22px rgba(125,29,43,.18);
    }
    .step-item h3,
    .step-item p{margin:0}
    .step-item h3{
      font-size:1rem;
      font-weight:900;
      margin-bottom:.2rem;
    }
    .step-item p{
      color:var(--muted);
      font-size:.94rem;
    }
    .calendar-list{
      display:grid;
      gap:.7rem;
      margin-top:.9rem;
    }
    .calendar-item{
      display:flex;
      gap:.8rem;
      align-items:flex-start;
      padding:.9rem 1rem;
      border-radius:18px;
      background:#fff;
      border:1px solid rgba(92,32,40,.1);
    }
    .calendar-date{
      flex:0 0 auto;
      min-width:64px;
      text-align:center;
      padding:.55rem .55rem .5rem;
      border-radius:16px;
      background:rgba(125,29,43,.08);
      color:var(--primary);
      border:1px solid rgba(125,29,43,.12);
      font-weight:900;
      line-height:1.1;
    }
    .calendar-date small{
      display:block;
      font-weight:800;
      margin-top:.1rem;
      color:var(--muted);
      font-size:.72rem;
      letter-spacing:.04em;
    }
    .calendar-item h4{
      margin:0 0 .15rem;
      font-size:.98rem;
      font-weight:900;
    }
    .calendar-item p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
    }

    .compare-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:1rem;
    }
    .compare-card{
      padding:1.15rem;
      border-radius:24px;
      border:1px solid rgba(92,32,40,.12);
      background:linear-gradient(180deg, rgba(255,255,255,.98), rgba(249,244,241,.95));
      box-shadow:0 12px 28px rgba(73,26,33,.04);
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .compare-card:hover{
      transform:translateY(-3px);
      box-shadow:0 20px 36px rgba(73,26,33,.08);
      border-color:rgba(125,29,43,.22);
    }
    .compare-card.good{
      background:linear-gradient(180deg, rgba(255,255,255,.98), rgba(248,241,237,.92));
    }
    .compare-card.bad .compare-head .mark{
      background:rgba(95,95,95,.1);
      color:#4b4b4b;
    }
    .compare-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      margin-bottom:1rem;
    }
    .compare-head h3{
      margin:0;
      font-weight:900;
      font-size:1.06rem;
    }
    .mark{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-width:72px;
      padding:.42rem .65rem;
      border-radius:999px;
      background:rgba(125,29,43,.08);
      color:var(--primary);
      font-weight:900;
      font-size:.84rem;
    }
    .compare-list{
      display:grid;
      gap:.82rem;
      margin:0;
      padding:0;
      list-style:none;
    }
    .compare-list li{
      padding:.9rem;
      border-radius:18px;
      background:rgba(255,255,255,.88);
      border:1px solid rgba(92,32,40,.1);
    }
    .compare-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      margin-bottom:.45rem;
    }
    .compare-row strong{font-size:.96rem}
    .compare-row span{
      color:var(--muted);
      font-size:.88rem;
      white-space:nowrap;
    }
    .bar{
      height:8px;
      border-radius:999px;
      background:var(--surface-2);
      overflow:hidden;
    }
    .bar em{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--primary), var(--accent));
    }
    .compare-foot{
      margin-top:.9rem;
      color:var(--muted);
      font-size:.94rem;
    }

    .news-grid{
      display:grid;
      grid-template-columns:1.22fr .78fr;
      gap:1rem;
      align-items:start;
    }
    .news-list{
      display:grid;
      gap:.82rem;
    }
    .news-item{
      display:flex;
      align-items:stretch;
      justify-content:space-between;
      gap:1rem;
      padding:1rem 1rem 1rem 1.05rem;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(255,255,255,.98), rgba(249,244,241,.95));
      border:1px solid rgba(92,32,40,.1);
      box-shadow:0 12px 26px rgba(73,26,33,.04);
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition);
    }
    .news-item:hover,
    .news-item:focus-visible{
      transform:translateY(-3px);
      border-color:rgba(125,29,43,.22);
      box-shadow:0 20px 36px rgba(73,26,33,.08);
      outline:none;
      color:inherit;
    }
    .news-main{min-width:0;flex:1 1 auto}
    .news-title{
      margin:0 0 .32rem;
      font-size:1.03rem;
      font-weight:900;
      line-height:1.35;
      letter-spacing:-.02em;
    }
    .news-summary{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .news-meta{
      display:flex;
      flex-wrap:wrap;
      gap:.5rem;
      margin-top:.78rem;
    }
    .news-badge{
      display:inline-flex;
      align-items:center;
      padding:.3rem .6rem;
      border-radius:999px;
      font-size:.76rem;
      font-weight:800;
      color:var(--primary);
      background:rgba(125,29,43,.08);
      border:1px solid rgba(125,29,43,.12);
    }
    .news-time{
      flex:0 0 auto;
      text-align:right;
      font-size:.88rem;
      color:var(--muted);
      white-space:nowrap;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      align-items:flex-end;
      min-width:74px;
    }
    .news-time::before{
      content:"→";
      color:var(--primary);
      font-weight:900;
      font-size:1rem;
      line-height:1;
    }
    .side-stack{
      display:grid;
      gap:1rem;
    }
    .side-box{
      padding:1.05rem;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(255,255,255,.97), rgba(247,240,236,.94));
      border:1px solid rgba(92,32,40,.12);
      box-shadow:0 12px 28px rgba(73,26,33,.04);
    }
    .side-box h3{
      margin:0 0 .45rem;
      font-size:1.02rem;
      font-weight:900;
    }
    .side-box p{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:.55rem;
      margin-top:.8rem;
    }
    .tag-cloud .pill{
      background:#fff;
      padding:.48rem .72rem;
    }
    .empty-state{
      padding:1.2rem;
      text-align:center;
      border-radius:20px;
      background:rgba(255,255,255,.92);
      border:1px dashed rgba(125,29,43,.18);
      color:var(--muted);
      font-weight:700;
    }

    .timeline{
      display:grid;
      gap:.8rem;
      margin-top:.95rem;
    }
    .timeline-item{
      display:flex;
      gap:.9rem;
      align-items:flex-start;
      padding:1rem 1rem;
      border-radius:18px;
      background:rgba(255,255,255,.88);
      border:1px solid rgba(92,32,40,.1);
    }
    .timeline-pin{
      width:14px;height:14px;border-radius:50%;
      margin-top:.4rem;
      background:linear-gradient(135deg, var(--primary), var(--accent));
      box-shadow:0 0 0 6px rgba(125,29,43,.08);
      flex:0 0 auto;
    }
    .timeline-item strong{
      display:block;
      font-size:.98rem;
      margin-bottom:.14rem;
    }
    .timeline-item p{
      margin:0;
      color:var(--muted);
      font-size:.93rem;
    }
    .timeline-item .time{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      margin-bottom:.25rem;
      font-size:.8rem;
      font-weight:800;
      color:var(--primary);
      letter-spacing:.06em;
    }

    .accordion{
      --bs-accordion-bg:transparent;
      --bs-accordion-border-color:transparent;
      --bs-accordion-btn-focus-box-shadow:none;
    }
    .accordion-item{
      background:transparent;
      border:1px solid rgba(92,32,40,.12);
      border-radius:20px !important;
      overflow:hidden;
      margin-bottom:.8rem;
      box-shadow:0 10px 24px rgba(73,26,33,.04);
    }
    .accordion-item:last-child{margin-bottom:0}
    .accordion-button{
      background:rgba(255,255,255,.92);
      color:var(--text);
      font-weight:850;
      padding:1rem 1.05rem;
      box-shadow:none;
    }
    .accordion-button:not(.collapsed){
      color:var(--primary);
      background:rgba(125,29,43,.05);
    }
    .accordion-button::after{
      background-size:1rem 1rem;
      opacity:.75;
    }
    .accordion-body{
      background:rgba(255,255,255,.8);
      color:var(--muted);
      padding:1rem 1.05rem 1.1rem;
    }

    .form-card{
      padding:1.15rem;
      border-radius:28px;
      background:linear-gradient(180deg, rgba(255,255,255,.98), rgba(249,244,241,.94));
      border:1px solid rgba(92,32,40,.12);
      box-shadow:var(--shadow-soft);
    }
    .form-grid{
      display:grid;
      grid-template-columns:1fr .9fr;
      gap:1rem;
      align-items:start;
    }
    .form-control,
    .form-select{
      border-radius:16px;
      border:1px solid rgba(92,32,40,.14);
      padding:.9rem 1rem;
      background:#fff;
      color:var(--text);
      box-shadow:none;
    }
    .form-control:focus,
    .form-select:focus{
      border-color:rgba(125,29,43,.38);
      box-shadow:0 0 0 .2rem rgba(125,29,43,.08);
    }
    .form-text{
      color:var(--muted);
    }
    .contact-box{
      padding:1.1rem;
      border-radius:24px;
      background:linear-gradient(135deg, rgba(125,29,43,.08), rgba(209,154,176,.1));
      border:1px solid rgba(125,29,43,.12);
    }
    .contact-box h3{
      margin:0 0 .35rem;
      font-size:1.02rem;
      font-weight:900;
    }
    .contact-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:.7rem;
      margin-top:.9rem;
    }
    .contact-list li{
      display:flex;
      gap:.62rem;
      align-items:flex-start;
      color:var(--text);
      font-size:.94rem;
    }
    .contact-list li::before{
      content:"";
      width:10px;height:10px;border-radius:999px;
      background:var(--primary);
      box-shadow:0 0 0 4px rgba(125,29,43,.1);
      margin-top:.35rem;
      flex:0 0 auto;
    }

    .site-footer{
      margin-top:1rem;
      padding:2rem 0 2.4rem;
      border-top:1px solid rgba(92,32,40,.1);
      background:linear-gradient(180deg, rgba(255,255,255,.78), rgba(249,244,241,.94));
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.25fr .75fr .75fr;
      gap:1rem;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      flex-direction:column;
      gap:.7rem;
    }
    .footer-brand p{
      margin:0;
      color:var(--muted);
      max-width:42ch;
      font-size:.95rem;
    }
    .footer-links{
      display:grid;
      gap:.7rem;
    }
    .footer-links h4{
      margin:0 0 .25rem;
      font-size:.96rem;
      font-weight:900;
    }
    .footer-links a{
      color:var(--muted);
      font-size:.92rem;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:var(--primary);
      outline:none;
    }
    .footer-meta{
      margin-top:1.2rem;
      padding-top:1rem;
      border-top:1px solid rgba(92,32,40,.1);
      color:var(--muted);
      display:flex;
      justify-content:space-between;
      flex-wrap:wrap;
      gap:.6rem;
      font-size:.88rem;
    }

    .section-gap{padding-top:1rem}
    .anchor-offset{scroll-margin-top:96px}
    .inline-link{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      color:var(--primary);
      font-weight:800;
    }
    .inline-link:hover{color:var(--primary-2)}
    .divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(92,32,40,.12), transparent);
      margin:1rem 0;
    }
    .focus-ring:focus-visible{
      outline:2px solid rgba(125,29,43,.35);
      outline-offset:3px;
      border-radius:inherit;
    }

    @media (max-width: 991.98px){
      .header-inner{flex-wrap:wrap}
      .header-cta{margin-left:0}
      .nav-shell{order:3; flex-basis:100%}
      .hero-grid,
      .subgrid,
      .news-grid,
      .form-grid,
      .footer-grid,
      .compare-grid{
        grid-template-columns:1fr;
      }
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .matrix-grid{grid-template-columns:repeat(2,1fr)}
      .hero-panel{min-height:390px}
    }
    @media (max-width: 767.98px){
      .hero{padding-top:1rem}
      .hero-grid{padding:1rem}
      .hero-title{max-width:none}
      .hero-copy{font-size:1rem}
      .metric-grid,
      .matrix-grid{
        grid-template-columns:1fr;
      }
      .section-head{
        align-items:flex-start;
        flex-direction:column;
      }
      .news-item{
        flex-direction:column;
      }
      .news-time{
        align-items:flex-start;
        text-align:left;
        min-width:auto;
      }
      .hero-actions .btn-brand,
      .hero-actions .btn-brand-outline,
      .hero-actions .btn-soft{
        width:100%;
      }
      .header-inner{gap:.7rem}
      .brand-mark{width:42px;height:42px}
      .brand-name{font-size:.92rem}
      .chip{padding:.58rem .86rem;font-size:.88rem}
      .hero-panel{min-height:340px}
      .play-badge{width:84px;height:84px}
      .footer-meta{flex-direction:column}
      .accordion-button{padding:.95rem .95rem}
    }
    @media (max-width: 575.98px){
      .hero-title{font-size:clamp(2rem,12vw,2.8rem)}
      .hero-copy{font-size:.96rem}
      .panel-inner{padding:1rem}
      .hero-media-card{left:.9rem; right:.9rem; bottom:.9rem}
      .hero-stage{inset:.9rem}
      .step-item,
      .calendar-item,
      .timeline-item,
      .compare-card,
      .form-card,
      .side-box{
        border-radius:20px;
      }
      .brand{width:100%}
      .header-cta{width:100%}
      .header-cta .btn-brand{width:100%}
      .chip-nav{padding-bottom:.4rem}
      .chip{font-size:.84rem}
    }

/* roulang page: article */
:root{
      --bg:#fbf7f5;
      --bg-soft:#f4eeeb;
      --surface:rgba(255,255,255,.86);
      --surface-solid:#ffffff;
      --surface-2:#f6f0ed;
      --text:#23171a;
      --muted:#6f5a60;
      --border:rgba(92,32,40,.12);
      --border-strong:rgba(125,29,43,.18);
      --primary:#7d1d2b;
      --primary-2:#a53a4c;
      --accent:#d19ab0;
      --accent-2:#e8d9df;
      --success:#2f7a57;
      --warning:#b36b2c;
      --shadow:0 22px 60px rgba(73,26,33,.08);
      --shadow-soft:0 10px 28px rgba(73,26,33,.06);
      --radius:24px;
      --radius-sm:16px;
      --radius-xs:12px;
      --container:1200px;
      --transition:.28s cubic-bezier(.2,.8,.2,1);
    }

    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      line-height:1.72;
      background:
        radial-gradient(circle at top left, rgba(165,58,76,.08), transparent 30%),
        radial-gradient(circle at 80% 0%, rgba(209,154,176,.16), transparent 26%),
        linear-gradient(180deg, #fff 0%, var(--bg) 44%, #fff 100%);
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:linear-gradient(120deg, rgba(125,29,43,.03) 0, rgba(125,29,43,.03) 1px, transparent 1px, transparent 40px);
      opacity:.35;
      z-index:-1;
    }
    ::selection{
      background:rgba(125,29,43,.16);
      color:var(--text);
    }
    a{
      color:inherit;
      text-decoration:none;
      transition:color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    }
    a:hover{color:inherit}
    img{
      max-width:100%;
      display:block;
      height:auto;
    }
    button,input,select,textarea{
      font:inherit;
    }
    .focus-ring:focus-visible{
      outline:0;
      box-shadow:0 0 0 4px rgba(125,29,43,.14), 0 0 0 1px rgba(125,29,43,.28);
    }

    .container-wide{
      max-width:var(--container);
      margin:0 auto;
      padding-left:1rem;
      padding-right:1rem;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
      background:rgba(255,251,249,.78);
      border-bottom:1px solid rgba(92,32,40,.09);
      transition:box-shadow var(--transition), background var(--transition), border-color var(--transition);
    }
    .site-header.is-scrolled{
      box-shadow:0 10px 30px rgba(73,26,33,.06);
      background:rgba(255,251,249,.92);
      border-bottom-color:rgba(92,32,40,.12);
    }
    .header-inner{
      display:flex;
      align-items:center;
      gap:1rem;
      padding:.92rem 0;
      min-height:76px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:.85rem;
      flex:0 0 auto;
      min-width:0;
    }
    .brand-mark{
      width:46px;
      height:46px;
      border-radius:16px;
      background:
        linear-gradient(135deg, rgba(125,29,43,1), rgba(165,58,76,.92) 55%, rgba(209,154,176,.95));
      box-shadow:0 16px 30px rgba(125,29,43,.2);
      position:relative;
      overflow:hidden;
      flex:0 0 auto;
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      border-radius:999px;
      background:rgba(255,255,255,.23);
      filter:blur(2px);
    }
    .brand-mark::before{width:16px;height:16px;left:8px;top:8px}
    .brand-mark::after{width:24px;height:24px;right:7px;bottom:7px}
    .brand-text{min-width:0}
    .brand-name{
      display:block;
      font-size:.98rem;
      line-height:1.15;
      font-weight:900;
      letter-spacing:.01em;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-sub{
      display:block;
      margin-top:.15rem;
      font-size:.78rem;
      color:var(--muted);
      white-space:nowrap;
    }

    .nav-shell{
      flex:1 1 auto;
      min-width:0;
      overflow:hidden;
    }
    .chip-nav{
      display:flex;
      align-items:center;
      gap:.55rem;
      flex-wrap:nowrap;
      overflow-x:auto;
      scrollbar-width:none;
      padding:.14rem .05rem .25rem;
      margin:0;
      list-style:none;
    }
    .chip-nav::-webkit-scrollbar{display:none}
    .chip{
      display:inline-flex;
      align-items:center;
      gap:.42rem;
      padding:.62rem .98rem;
      border:1px solid var(--border);
      border-radius:999px;
      background:rgba(255,255,255,.82);
      color:var(--muted);
      font-size:.92rem;
      font-weight:700;
      white-space:nowrap;
      box-shadow:0 8px 18px rgba(73,26,33,.03);
      transition:transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
      flex:0 0 auto;
    }
    .chip:hover,
    .chip:focus-visible,
    .chip.active{
      color:#fff;
      background:var(--primary);
      border-color:var(--primary);
      box-shadow:0 12px 26px rgba(125,29,43,.22);
      transform:translateY(-1px);
      outline:none;
    }
    .header-cta{
      flex:0 0 auto;
      margin-left:auto;
    }

    .btn-brand,
    .btn-brand-outline,
    .btn-soft{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.5rem;
      border-radius:999px;
      font-weight:800;
      padding:.82rem 1.2rem;
      transition:transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition), opacity var(--transition);
      text-decoration:none;
      border:1px solid transparent;
      cursor:pointer;
      white-space:nowrap;
    }
    .btn-brand{
      color:#fff;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 14px 30px rgba(125,29,43,.22);
    }
    .btn-brand:hover,
    .btn-brand:focus-visible{
      transform:translateY(-2px);
      color:#fff;
      box-shadow:0 18px 34px rgba(125,29,43,.28);
      outline:none;
    }
    .btn-brand-outline{
      color:var(--primary);
      background:rgba(255,255,255,.74);
      border-color:rgba(125,29,43,.2);
      box-shadow:0 10px 24px rgba(73,26,33,.05);
    }
    .btn-brand-outline:hover,
    .btn-brand-outline:focus-visible{
      background:rgba(125,29,43,.06);
      border-color:rgba(125,29,43,.28);
      transform:translateY(-2px);
      outline:none;
      color:var(--primary);
    }
    .btn-soft{
      color:var(--text);
      background:rgba(255,255,255,.68);
      border-color:rgba(92,32,40,.12);
      box-shadow:0 10px 20px rgba(73,26,33,.04);
    }
    .btn-soft:hover,
    .btn-soft:focus-visible{
      background:#fff;
      transform:translateY(-2px);
      outline:none;
      color:var(--text);
    }

    main{
      display:block;
    }
    .article-page{
      padding:1rem 0 2.5rem;
    }
    .article-hero{
      margin-top:1rem;
      margin-bottom:1rem;
    }
    .info-band{
      display:flex;
      flex-wrap:wrap;
      gap:.55rem;
      align-items:center;
      margin-bottom:.85rem;
    }
    .band-tag,
    .band-chip,
    .eyebrow,
    .article-label,
    .section-kicker,
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      border-radius:999px;
      border:1px solid rgba(125,29,43,.14);
      background:rgba(255,255,255,.76);
      color:var(--primary);
      box-shadow:0 8px 20px rgba(73,26,33,.04);
      font-size:.84rem;
      font-weight:800;
      letter-spacing:.01em;
      padding:.38rem .74rem;
    }
    .band-chip{
      color:var(--muted);
      border-color:rgba(92,32,40,.12);
    }
    .hero-panel{
      display:grid;
      grid-template-columns:minmax(0,1.52fr) minmax(280px,.88fr);
      gap:1rem;
      padding:1.1rem;
      border-radius:30px;
      border:1px solid rgba(92,32,40,.12);
      background:
        radial-gradient(circle at 20% 20%, rgba(255,255,255,.34), transparent 28%),
        radial-gradient(circle at 100% 0%, rgba(209,154,176,.18), transparent 24%),
        linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,247,244,.86));
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-panel::after{
      content:"";
      position:absolute;
      inset:auto -15% -25% auto;
      width:260px;
      height:260px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(125,29,43,.08), transparent 70%);
      pointer-events:none;
    }
    .hero-copy{
      padding:1rem;
      min-width:0;
    }
    .hero-copy h1{
      margin:.8rem 0 .75rem;
      font-size:clamp(2rem, 4.4vw, 3.75rem);
      line-height:1.06;
      letter-spacing:-.03em;
      font-weight:900;
      color:var(--text);
      max-width:12.5ch;
    }
    .hero-lead{
      margin:0;
      color:var(--muted);
      font-size:1.03rem;
      max-width:60ch;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:.75rem;
      margin-top:1.2rem;
    }
    .hero-signal{
      display:grid;
      grid-template-columns:1fr;
      gap:.78rem;
      align-content:start;
      padding:.8rem;
    }
    .signal-card{
      background:rgba(255,255,255,.82);
      border:1px solid rgba(92,32,40,.1);
      border-radius:22px;
      padding:1rem;
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .signal-card:hover{
      transform:translateY(-2px);
      box-shadow:0 14px 30px rgba(73,26,33,.08);
      border-color:rgba(125,29,43,.16);
    }
    .signal-card span{
      display:block;
      color:var(--muted);
      font-size:.86rem;
      margin-bottom:.18rem;
    }
    .signal-card strong{
      display:block;
      font-size:1.15rem;
      font-weight:900;
      color:var(--text);
      margin-bottom:.22rem;
    }
    .signal-card em{
      display:block;
      font-style:normal;
      color:var(--muted);
      font-size:.9rem;
      line-height:1.55;
    }

    .metric-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:.92rem;
      margin:1rem 0 1.25rem;
    }
    .metric-card{
      position:relative;
      padding:1rem 1rem .9rem;
      border-radius:24px;
      background:rgba(255,255,255,.86);
      border:1px solid rgba(92,32,40,.1);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .metric-card:hover{
      transform:translateY(-3px);
      box-shadow:0 16px 34px rgba(73,26,33,.08);
      border-color:rgba(125,29,43,.18);
    }
    .metric-card::after{
      content:"";
      position:absolute;
      left:1rem;
      right:1rem;
      bottom:.92rem;
      height:4px;
      border-radius:999px;
      background:linear-gradient(90deg, rgba(125,29,43,.12), rgba(125,29,43,.52), rgba(209,154,176,.28));
      opacity:.9;
    }
    .metric-title{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:.5rem;
      color:var(--muted);
      font-size:.88rem;
      margin-bottom:.4rem;
    }
    .metric-value{
      font-size:1.55rem;
      line-height:1.05;
      font-weight:900;
      letter-spacing:-.02em;
      color:var(--text);
      margin-bottom:.35rem;
    }
    .metric-text{
      color:var(--muted);
      font-size:.92rem;
      min-height:2.6em;
      margin-bottom:1rem;
    }

    .content-grid{
      display:grid;
      grid-template-columns:minmax(0,1.58fr) minmax(300px,.82fr);
      gap:1rem;
      align-items:start;
    }
    .article-card,
    .side-card,
    .compare-panel,
    .faq-shell,
    .cta-shell,
    .empty-state{
      background:rgba(255,255,255,.9);
      border:1px solid rgba(92,32,40,.1);
      border-radius:28px;
      box-shadow:var(--shadow-soft);
    }
    .article-card{
      padding:1.1rem;
    }
    .article-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      margin-bottom:1rem;
    }
    .article-link{
      color:var(--primary);
      font-weight:800;
      font-size:.95rem;
      padding:.3rem .55rem;
      border-radius:999px;
      background:rgba(125,29,43,.06);
      border:1px solid rgba(125,29,43,.12);
    }
    .article-link:hover,
    .article-link:focus-visible{
      background:rgba(125,29,43,.1);
      color:var(--primary);
      transform:translateY(-1px);
      outline:none;
    }
    .article-content{
      padding:1rem .25rem .25rem;
      color:var(--text);
      font-size:1.02rem;
      line-height:1.9;
      overflow-wrap:anywhere;
      word-break:break-word;
    }
    .article-content > *:first-child{margin-top:0}
    .article-content > *:last-child{margin-bottom:0}
    .article-content h2,
    .article-content h3,
    .article-content h4{
      margin:1.55rem 0 .8rem;
      line-height:1.24;
      letter-spacing:-.02em;
      font-weight:900;
      color:var(--text);
    }
    .article-content h2{
      font-size:1.55rem;
      padding-left:.85rem;
      border-left:4px solid var(--primary);
    }
    .article-content h3{font-size:1.18rem}
    .article-content p{margin:0 0 1rem}
    .article-content ul,
    .article-content ol{
      margin:0 0 1rem 1.25rem;
      padding:0;
    }
    .article-content li{margin:.35rem 0}
    .article-content a{
      color:var(--primary);
      text-decoration:underline;
      text-underline-offset:.18em;
      text-decoration-thickness:1px;
    }
    .article-content a:hover{color:var(--primary-2)}
    .article-content blockquote{
      margin:1.25rem 0;
      padding:1rem 1rem 1rem 1.1rem;
      border-left:4px solid rgba(125,29,43,.42);
      border-radius:18px;
      background:linear-gradient(180deg, rgba(125,29,43,.05), rgba(209,154,176,.08));
      color:var(--text);
      box-shadow:inset 0 0 0 1px rgba(125,29,43,.06);
    }
    .article-content hr{
      margin:1.5rem 0;
      border:0;
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(125,29,43,.18), transparent);
    }
    .article-content img{
      margin:1rem 0 1.2rem;
      border-radius:22px;
      border:1px solid rgba(92,32,40,.12);
      box-shadow:0 16px 28px rgba(73,26,33,.08);
    }
    .article-content figure{
      margin:1rem 0 1.25rem;
    }
    .article-content figcaption{
      margin-top:.55rem;
      color:var(--muted);
      font-size:.9rem;
      text-align:center;
    }
    .article-content table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      margin:1.2rem 0;
      overflow:hidden;
      border:1px solid rgba(92,32,40,.12);
      border-radius:18px;
      background:#fff;
    }
    .article-content th,
    .article-content td{
      padding:.8rem .85rem;
      border-bottom:1px solid rgba(92,32,40,.08);
      vertical-align:top;
    }
    .article-content th{
      background:rgba(125,29,43,.05);
      color:var(--text);
      font-weight:800;
    }
    .article-content tr:last-child td{border-bottom:0}
    .article-content code{
      color:var(--primary);
      background:rgba(125,29,43,.06);
      padding:.15rem .42rem;
      border-radius:8px;
    }
    .article-content pre{
      margin:1rem 0;
      padding:1rem;
      border-radius:18px;
      background:#171314;
      color:#f2e9ec;
      overflow:auto;
      box-shadow:var(--shadow-soft);
    }

    .side-column{
      display:grid;
      gap:1rem;
      position:sticky;
      top:98px;
    }
    .side-card{
      padding:1rem;
    }
    .side-card h2,
    .side-card h3{
      margin:0 0 .7rem;
      font-size:1.05rem;
      font-weight:900;
      letter-spacing:-.01em;
      color:var(--text);
    }
    .summary-list{
      display:grid;
      gap:.6rem;
      margin:0;
      padding:0;
      list-style:none;
    }
    .summary-list li{
      display:flex;
      align-items:flex-start;
      gap:.6rem;
      color:var(--muted);
      font-size:.95rem;
      line-height:1.7;
      padding:.12rem 0;
    }
    .summary-list li::before{
      content:"";
      width:.6rem;
      height:.6rem;
      border-radius:999px;
      margin-top:.58rem;
      background:linear-gradient(135deg, var(--primary), var(--accent));
      flex:0 0 auto;
      box-shadow:0 0 0 4px rgba(125,29,43,.08);
    }
    .side-note{
      color:var(--muted);
      font-size:.95rem;
      line-height:1.75;
      margin-bottom:0;
    }
    .side-tags{
      display:flex;
      flex-wrap:wrap;
      gap:.5rem;
      margin-top:.85rem;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      padding:.44rem .72rem;
      border-radius:999px;
      border:1px solid rgba(92,32,40,.12);
      background:rgba(255,255,255,.82);
      color:var(--muted);
      font-size:.84rem;
      font-weight:700;
    }
    .stats-compact{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:.7rem;
      margin-top:.9rem;
    }
    .mini-stat{
      padding:.8rem;
      border-radius:18px;
      background:linear-gradient(180deg, rgba(255,255,255,.98), rgba(246,240,237,.9));
      border:1px solid rgba(92,32,40,.1);
    }
    .mini-stat span{
      display:block;
      color:var(--muted);
      font-size:.82rem;
      margin-bottom:.16rem;
    }
    .mini-stat strong{
      display:block;
      font-size:1.06rem;
      font-weight:900;
      color:var(--text);
    }

    .compare-section,
    .faq-section,
    .cta-section{
      margin-top:1rem;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:1rem;
      margin:0 0 .85rem;
      padding:0 .15rem;
    }
    .section-head h2{
      margin:0;
      font-size:1.24rem;
      font-weight:900;
      letter-spacing:-.02em;
      color:var(--text);
    }
    .section-head span{
      color:var(--muted);
      font-size:.92rem;
    }
    .compare-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:.8rem;
    }
    .compare-card{
      padding:1rem;
      border-radius:22px;
      border:1px solid rgba(92,32,40,.1);
      background:rgba(255,255,255,.9);
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .compare-card:hover{
      transform:translateY(-2px);
      box-shadow:0 14px 30px rgba(73,26,33,.08);
      border-color:rgba(125,29,43,.18);
    }
    .compare-card .label{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      font-size:.82rem;
      font-weight:800;
      padding:.3rem .62rem;
      border-radius:999px;
      margin-bottom:.7rem;
    }
    .compare-card.bad .label{
      color:#8e4b25;
      background:rgba(179,107,44,.12);
    }
    .compare-card.good .label{
      color:var(--success);
      background:rgba(47,122,87,.11);
    }
    .compare-card h3{
      margin:0 0 .55rem;
      font-size:1.05rem;
      font-weight:900;
    }
    .compare-card ul{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:.48rem;
    }
    .compare-card li{
      display:flex;
      align-items:flex-start;
      gap:.52rem;
      color:var(--muted);
      font-size:.94rem;
      line-height:1.6;
    }
    .compare-card li::before{
      content:"";
      width:.58rem;
      height:.58rem;
      border-radius:50%;
      margin-top:.56rem;
      flex:0 0 auto;
      background:currentColor;
      opacity:.85;
    }

    .faq-shell{
      padding:1rem;
    }
    .faq-list{
      display:grid;
      gap:.75rem;
    }
    .faq-item{
      border-radius:20px;
      border:1px solid rgba(92,32,40,.1);
      background:rgba(255,255,255,.88);
      box-shadow:0 10px 22px rgba(73,26,33,.04);
      overflow:hidden;
      transition:border-color var(--transition), transform var(--transition), box-shadow var(--transition);
    }
    .faq-item:hover{
      border-color:rgba(125,29,43,.16);
      box-shadow:0 14px 28px rgba(73,26,33,.07);
      transform:translateY(-1px);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:1rem 1rem 1rem 1.05rem;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      font-weight:800;
      color:var(--text);
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"+";
      width:1.9rem;
      height:1.9rem;
      display:grid;
      place-items:center;
      border-radius:999px;
      background:rgba(125,29,43,.08);
      color:var(--primary);
      flex:0 0 auto;
      font-size:1.2rem;
      line-height:1;
      transition:transform var(--transition), background var(--transition), color var(--transition);
    }
    .faq-item[open] summary::after{
      content:"–";
      background:rgba(125,29,43,.12);
    }
    .faq-body{
      padding:0 1rem 1rem 1.05rem;
      color:var(--muted);
      line-height:1.78;
      font-size:.96rem;
    }

    .cta-shell{
      padding:1rem;
      margin-top:1rem;
      background:
        radial-gradient(circle at top right, rgba(209,154,176,.18), transparent 26%),
        linear-gradient(180deg, rgba(255,255,255,.96), rgba(247,241,238,.92));
    }
    .cta-grid{
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(280px,.85fr);
      gap:1rem;
      align-items:center;
    }
    .cta-copy h2{
      margin:0 0 .55rem;
      font-size:1.3rem;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .cta-copy p{
      margin:0;
      color:var(--muted);
      max-width:58ch;
    }
    .contact-form{
      background:rgba(255,255,255,.92);
      border:1px solid rgba(92,32,40,.1);
      border-radius:22px;
      padding:1rem;
      box-shadow:var(--shadow-soft);
    }
    .form-label{
      font-size:.9rem;
      font-weight:800;
      color:var(--text);
      margin-bottom:.4rem;
    }
    .form-control,
    .form-select{
      border-radius:14px;
      border-color:rgba(92,32,40,.14);
      background:#fff;
      color:var(--text);
      padding:.82rem .95rem;
      box-shadow:none;
      transition:border-color var(--transition), box-shadow var(--transition), transform var(--transition), background var(--transition);
    }
    .form-control::placeholder{
      color:#9a8b8f;
    }
    .form-control:focus,
    .form-select:focus{
      border-color:rgba(125,29,43,.34);
      box-shadow:0 0 0 .25rem rgba(125,29,43,.12);
    }
    .form-hint{
      color:var(--muted);
      font-size:.86rem;
      line-height:1.6;
      margin-top:.65rem;
      margin-bottom:0;
    }

    .empty-state{
      min-height:50vh;
      display:grid;
      place-items:center;
      padding:1.2rem;
      text-align:center;
    }
    .empty-card{
      max-width:560px;
      padding:1.4rem 1.2rem;
    }
    .empty-badge{
      display:inline-flex;
      align-items:center;
      padding:.36rem .7rem;
      border-radius:999px;
      border:1px solid rgba(125,29,43,.14);
      background:rgba(125,29,43,.06);
      color:var(--primary);
      font-size:.84rem;
      font-weight:800;
      margin-bottom:.85rem;
    }
    .empty-card h1{
      margin:0 0 .7rem;
      font-size:clamp(1.8rem, 4vw, 2.6rem);
      font-weight:900;
      letter-spacing:-.02em;
    }
    .empty-card p{
      margin:0 auto 1.15rem;
      max-width:42ch;
      color:var(--muted);
    }

    .site-footer{
      margin-top:1.4rem;
      border-top:1px solid rgba(92,32,40,.09);
      background:rgba(255,251,249,.88);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:minmax(0,1.35fr) repeat(2, minmax(0,.72fr));
      gap:1rem;
      padding:1.35rem 0 1rem;
    }
    .footer-brand p{
      margin:.95rem 0 0;
      color:var(--muted);
      max-width:40ch;
      line-height:1.8;
      font-size:.94rem;
    }
    .footer-links h4{
      margin:0 0 .8rem;
      font-size:.98rem;
      font-weight:900;
      color:var(--text);
    }
    .footer-links{
      display:grid;
      gap:.45rem;
      align-content:start;
    }
    .footer-links a{
      color:var(--muted);
      font-weight:700;
      font-size:.94rem;
      width:max-content;
      max-width:100%;
      padding:.1rem 0;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:var(--primary);
      transform:translateX(2px);
      outline:none;
    }
    .footer-meta{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      padding:1rem 0 1.35rem;
      border-top:1px solid rgba(92,32,40,.09);
      color:var(--muted);
      font-size:.9rem;
      flex-wrap:wrap;
    }

    @media (max-width: 1199.98px){
      .hero-panel,
      .content-grid,
      .cta-grid{
        grid-template-columns:1fr;
      }
      .side-column{
        position:static;
      }
      .metric-grid{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .footer-grid{
        grid-template-columns:1fr 1fr;
      }
    }
    @media (max-width: 991.98px){
      .header-inner{
        flex-wrap:wrap;
      }
      .nav-shell{
        order:3;
        width:100%;
      }
      .header-cta{
        margin-left:0;
      }
      .hero-copy h1{
        max-width:none;
      }
      .compare-grid{
        grid-template-columns:1fr;
      }
      .stats-compact{
        grid-template-columns:1fr 1fr;
      }
    }
    @media (max-width: 767.98px){
      .article-page{
        padding-top:.8rem;
      }
      .hero-panel{
        padding:.8rem;
        border-radius:24px;
      }
      .hero-copy,
      .hero-signal,
      .article-card,
      .side-card,
      .faq-shell,
      .cta-shell{
        padding:.9rem;
      }
      .hero-copy h1{
        font-size:clamp(1.85rem, 7vw, 2.6rem);
      }
      .metric-grid{
        grid-template-columns:1fr;
      }
      .footer-grid{
        grid-template-columns:1fr;
      }
      .footer-meta{
        flex-direction:column;
        align-items:flex-start;
      }
      .hero-actions{
        flex-direction:column;
      }
      .hero-actions .btn-brand,
      .hero-actions .btn-brand-outline{
        width:100%;
      }
      .header-cta .btn-brand{
        width:100%;
      }
      .header-inner{
        padding:.78rem 0 .9rem;
      }
      .site-header .brand-sub{
        display:none;
      }
      .article-head,
      .section-head{
        align-items:flex-start;
        flex-direction:column;
      }
      .stats-compact{
        grid-template-columns:1fr;
      }
      .cta-grid{
        gap:.85rem;
      }
    }
    @media (max-width: 575.98px){
      .container-wide{
        padding-left:.85rem;
        padding-right:.85rem;
      }
      .chip{
        padding:.56rem .88rem;
        font-size:.88rem;
      }
      .brand-mark{
        width:42px;
        height:42px;
        border-radius:14px;
      }
      .brand-name{
        font-size:.94rem;
      }
      .signal-card strong{
        font-size:1.05rem;
      }
      .article-content{
        font-size:1rem;
      }
      .faq-item summary{
        padding:.92rem .92rem .92rem .98rem;
      }
      .faq-body{
        padding:0 .92rem .92rem .98rem;
      }
    }

/* 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}