/* roulang page: index */
:root{
      --brand:#6d5dfc;
      --brand-2:#18d7c4;
      --brand-3:#ffb84d;
      --ink:#101828;
      --text:#334155;
      --muted:#64748b;
      --soft:#f5f7fb;
      --soft-2:#eef4ff;
      --dark:#111827;
      --card:#ffffff;
      --border:rgba(15,23,42,.10);
      --border-strong:rgba(15,23,42,.16);
      --shadow-sm:0 8px 22px rgba(15,23,42,.07);
      --shadow-md:0 18px 46px rgba(15,23,42,.12);
      --shadow-lg:0 28px 70px rgba(35,38,90,.20);
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:32px;
      --nav-h:74px;
      --sidebar-w:238px;
      --focus:0 0 0 .25rem rgba(109,93,252,.22);
    }

    *{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(--text);
      background:
        radial-gradient(circle at top left, rgba(109,93,252,.12), transparent 34rem),
        linear-gradient(180deg,#fbfcff 0%,#f6f8fc 46%,#fff 100%);
      line-height:1.75;
      letter-spacing:.01em;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease}
    a:hover{color:var(--brand)}
    img{max-width:100%;height:auto;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(109,93,252,.20);color:var(--ink)}
    :focus-visible{outline:none;box-shadow:var(--focus);border-color:rgba(109,93,252,.5)!important}

    .container-fluid.site-wrap{
      max-width:1480px;
      padding-left:24px;
      padding-right:24px;
    }

    .topbar{
      min-height:var(--nav-h);
      background:rgba(255,255,255,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--border);
      box-shadow:0 10px 28px rgba(15,23,42,.05);
      z-index:1030;
    }
    .brand-logo{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      color:var(--ink);
      letter-spacing:-.02em;
      line-height:1.15;
      max-width:340px;
    }
    .brand-mark{
      width:40px;
      height:40px;
      border-radius:14px;
      background:
        linear-gradient(135deg,var(--brand),var(--brand-2));
      box-shadow:0 12px 26px rgba(109,93,252,.28);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark::before{
      content:"";
      position:absolute;
      inset:10px 12px;
      clip-path:polygon(0 0,100% 50%,0 100%);
      background:#fff;
      opacity:.95;
    }
    .brand-text{
      font-size:1rem;
      word-break:break-word;
    }
    .nav-search{
      width:min(430px,36vw);
      position:relative;
    }
    .nav-search input{
      width:100%;
      height:44px;
      border:1px solid var(--border);
      border-radius:999px;
      background:#f8fafc;
      padding:0 44px 0 44px;
      color:var(--ink);
      transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
    }
    .nav-search input:focus{
      background:#fff;
      border-color:rgba(109,93,252,.45);
      box-shadow:var(--focus);
    }
    .nav-search .search-icon{
      position:absolute;
      left:16px;
      top:50%;
      transform:translateY(-50%);
      color:var(--muted);
      font-size:.95rem;
    }
    .nav-search .kbd{
      position:absolute;
      right:12px;
      top:50%;
      transform:translateY(-50%);
      border:1px solid var(--border);
      border-radius:8px;
      padding:1px 8px;
      font-size:.74rem;
      color:var(--muted);
      background:#fff;
    }
    .top-nav{
      display:flex;
      align-items:center;
      gap:8px;
    }
    .nav-pill{
      padding:9px 14px;
      border-radius:999px;
      color:var(--muted);
      font-weight:700;
      font-size:.94rem;
    }
    .nav-pill:hover,
    .nav-pill.active{
      color:var(--brand);
      background:rgba(109,93,252,.10);
    }
    .selector-chip{
      display:inline-flex;
      align-items:center;
      gap:7px;
      border:1px solid var(--border);
      border-radius:999px;
      padding:8px 12px;
      color:var(--muted);
      background:#fff;
      font-weight:700;
      font-size:.88rem;
      white-space:nowrap;
    }
    .selector-dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:#22c55e;
      box-shadow:0 0 0 5px rgba(34,197,94,.12);
    }
    .navbar-toggler{
      border:1px solid var(--border);
      border-radius:12px;
      padding:8px 10px;
    }
    .navbar-toggler:focus{box-shadow:var(--focus)}

    .layout-shell{
      display:grid;
      grid-template-columns:var(--sidebar-w) minmax(0,1fr);
      gap:28px;
      align-items:start;
    }
    .doc-sidebar{
      position:sticky;
      top:calc(var(--nav-h) + 18px);
      height:calc(100vh - var(--nav-h) - 36px);
      overflow:auto;
      padding:18px;
      border:1px solid var(--border);
      border-radius:var(--radius);
      background:rgba(255,255,255,.78);
      backdrop-filter:blur(16px);
      box-shadow:var(--shadow-sm);
    }
    .doc-sidebar .side-title{
      font-size:.84rem;
      color:var(--muted);
      font-weight:900;
      margin-bottom:12px;
      display:flex;
      align-items:center;
      justify-content:space-between;
    }
    .doc-sidebar .side-title::after{
      content:"";
      width:38px;
      height:2px;
      border-radius:999px;
      background:linear-gradient(90deg,var(--brand),transparent);
    }
    .side-link{
      display:flex;
      align-items:center;
      gap:10px;
      padding:10px 11px;
      color:#475569;
      border-radius:12px;
      font-weight:700;
      font-size:.92rem;
      border:1px solid transparent;
    }
    .side-link::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:#cbd5e1;
      transition:background .2s ease,transform .2s ease;
    }
    .side-link:hover,
    .side-link.active{
      background:rgba(109,93,252,.09);
      border-color:rgba(109,93,252,.14);
      color:var(--brand);
    }
    .side-link:hover::before,
    .side-link.active::before{
      background:var(--brand);
      transform:scale(1.25);
    }

    main{min-width:0}
    section{
      scroll-margin-top:calc(var(--nav-h) + 22px);
    }
    .section-pad{
      padding:84px 0;
    }
    .section-head{
      margin-bottom:28px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border:1px solid rgba(109,93,252,.18);
      background:rgba(109,93,252,.08);
      color:var(--brand);
      border-radius:999px;
      padding:7px 12px;
      font-weight:900;
      font-size:.82rem;
      letter-spacing:.04em;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--brand-2);
      box-shadow:0 0 0 6px rgba(24,215,196,.14);
    }
    .section-title{
      margin:14px 0 10px;
      color:var(--ink);
      font-size:clamp(1.65rem,3vw,2.5rem);
      line-height:1.18;
      font-weight:950;
      letter-spacing:-.04em;
    }
    .section-desc{
      color:var(--muted);
      max-width:780px;
      font-size:1.03rem;
      margin:0;
    }

    .hero{
      position:relative;
      padding:54px 0 74px;
      min-height:680px;
    }
    .hero::before{
      content:"";
      position:absolute;
      left:-6%;
      right:-4%;
      top:0;
      height:84%;
      background:
        linear-gradient(116deg,rgba(17,24,39,.98) 0%,rgba(27,32,59,.96) 42%,rgba(109,93,252,.92) 100%);
      clip-path:polygon(0 0,100% 0,94% 78%,0 100%);
      border-radius:0 0 0 42px;
      z-index:-2;
    }
    .hero::after{
      content:"";
      position:absolute;
      right:2%;
      top:78px;
      width:390px;
      height:390px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(24,215,196,.22),transparent 65%);
      filter:blur(4px);
      z-index:-1;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:5fr 7fr;
      gap:34px;
      align-items:center;
    }
    .hero-copy{
      color:#fff;
      padding:24px 0 34px;
    }
    .hero h1{
      margin:18px 0 20px;
      font-size:clamp(2.25rem,5vw,4.5rem);
      line-height:1.06;
      font-weight:1000;
      letter-spacing:-.065em;
      max-width:780px;
    }
    .hero-intro{
      max-width:650px;
      color:rgba(255,255,255,.78);
      font-size:1.08rem;
      line-height:1.9;
      margin-bottom:24px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-bottom:26px;
    }
    .btn-modern{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:12px 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:900;
      transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
      cursor:pointer;
      user-select:none;
    }
    .btn-modern:hover{transform:translateY(-2px)}
    .btn-primary-modern{
      color:#101828;
      background:linear-gradient(135deg,#fff,var(--brand-2));
      box-shadow:0 16px 36px rgba(24,215,196,.24);
    }
    .btn-primary-modern:hover{color:#101828;box-shadow:0 22px 46px rgba(24,215,196,.32)}
    .btn-ghost-modern{
      color:#fff;
      background:rgba(255,255,255,.10);
      border-color:rgba(255,255,255,.20);
    }
    .btn-ghost-modern:hover{
      color:#fff;
      background:rgba(255,255,255,.16);
      border-color:rgba(255,255,255,.36);
    }
    .hero-kpis{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
      max-width:640px;
    }
    .kpi-chip{
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.14);
      backdrop-filter:blur(10px);
    }
    .kpi-chip strong{
      display:block;
      color:#fff;
      font-size:1.34rem;
      font-weight:1000;
      line-height:1.2;
    }
    .kpi-chip span{
      color:rgba(255,255,255,.68);
      font-size:.85rem;
    }

    .dp-cover{
      min-height:520px;
      border-radius:38px;
      position:relative;
      overflow:hidden;
      transform:translateY(28px) rotate(-1deg);
      clip-path:polygon(7% 0,100% 0,93% 100%,0 92%);
      background:
        radial-gradient(circle at 26% 18%,rgba(255,255,255,.26),transparent 18rem),
        radial-gradient(circle at 80% 80%,rgba(24,215,196,.30),transparent 16rem),
        linear-gradient(135deg,#15192f 0%,#302c7f 54%,#12b8ad 100%);
      box-shadow:var(--shadow-lg);
      border:1px solid rgba(255,255,255,.20);
    }
    .dp-cover::before{
      content:"";
      position:absolute;
      inset:18px;
      border:1px solid rgba(255,255,255,.18);
      border-radius:30px;
      clip-path:polygon(7% 0,100% 0,93% 100%,0 92%);
    }
    .dp-panel{
      position:absolute;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.18);
      backdrop-filter:blur(18px);
      border-radius:24px;
      box-shadow:0 16px 46px rgba(0,0,0,.18);
      color:#fff;
    }
    .dp-status{
      left:52px;
      top:58px;
      width:270px;
      padding:20px;
    }
    .status-line{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      padding:10px 0;
      border-bottom:1px solid rgba(255,255,255,.12);
      font-size:.92rem;
      color:rgba(255,255,255,.78);
    }
    .status-line:last-child{border-bottom:0}
    .status-pill{
      color:#101828;
      background:var(--brand-2);
      border-radius:999px;
      padding:3px 9px;
      font-weight:900;
      font-size:.76rem;
      white-space:nowrap;
    }
    .dp-meter{
      right:56px;
      top:126px;
      width:255px;
      padding:22px;
    }
    .ring{
      width:120px;
      height:120px;
      margin:auto;
      border-radius:50%;
      background:conic-gradient(var(--brand-2) 0 76%,rgba(255,255,255,.14) 76% 100%);
      position:relative;
      display:grid;
      place-items:center;
    }
    .ring::after{
      content:"";
      position:absolute;
      inset:13px;
      background:#1e2255;
      border-radius:50%;
    }
    .ring span{
      position:relative;
      z-index:1;
      font-weight:1000;
      font-size:1.5rem;
    }
    .dp-steps{
      left:98px;
      bottom:74px;
      width:420px;
      padding:16px;
      transform:rotate(1deg);
    }
    .step-row{
      display:grid;
      grid-template-columns:36px 1fr auto;
      gap:12px;
      align-items:center;
      padding:11px;
      border-radius:16px;
    }
    .step-row:nth-child(2){background:rgba(255,255,255,.10)}
    .step-num{
      width:34px;
      height:34px;
      border-radius:12px;
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.16);
      font-weight:1000;
    }
    .step-row b{display:block;font-size:.95rem}
    .step-row small{color:rgba(255,255,255,.62)}
    .step-action{
      color:#101828;
      background:#fff;
      padding:5px 10px;
      border-radius:999px;
      font-weight:900;
      font-size:.76rem;
    }

    .band{
      position:relative;
      margin:0 -24px;
      padding-left:24px;
      padding-right:24px;
    }
    .band-soft{
      background:linear-gradient(180deg,#fff 0%,#f5f7ff 100%);
      border-top:1px solid var(--border);
      border-bottom:1px solid var(--border);
    }
    .band-dark{
      background:
        radial-gradient(circle at 12% 10%,rgba(109,93,252,.25),transparent 26rem),
        linear-gradient(135deg,#101828,#172033 70%,#102c38);
      color:#fff;
      border-radius:38px;
      margin-top:36px;
      margin-bottom:36px;
      overflow:hidden;
    }
    .band-dark .section-title{color:#fff}
    .band-dark .section-desc{color:rgba(255,255,255,.72)}
    .feature-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:22px;
    }
    .feature-main{
      min-height:360px;
      border-radius:var(--radius-lg);
      padding:30px;
      background:
        radial-gradient(circle at 80% 15%,rgba(24,215,196,.18),transparent 18rem),
        linear-gradient(135deg,#fff,#f8fbff);
      border:1px solid var(--border);
      box-shadow:var(--shadow-md);
      position:relative;
      overflow:hidden;
    }
    .feature-main::after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-80px;
      width:260px;
      height:260px;
      border-radius:50%;
      background:linear-gradient(135deg,rgba(109,93,252,.14),rgba(24,215,196,.22));
    }
    .feature-list{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:14px;
      margin-top:24px;
      position:relative;
      z-index:1;
    }
    .mini-card{
      padding:18px;
      border-radius:18px;
      border:1px solid var(--border);
      background:rgba(255,255,255,.84);
      transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
    }
    .mini-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-sm);
      border-color:rgba(109,93,252,.25);
    }
    .mini-icon{
      width:42px;
      height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      background:rgba(109,93,252,.10);
      color:var(--brand);
      font-weight:1000;
      margin-bottom:12px;
    }
    .mini-card h3{
      font-size:1.02rem;
      color:var(--ink);
      font-weight:950;
      margin:0 0 8px;
    }
    .mini-card p{
      margin:0;
      color:var(--muted);
      font-size:.93rem;
      line-height:1.7;
    }
    .feature-side{
      display:grid;
      gap:16px;
    }
    .side-card{
      padding:22px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-sm);
      transition:transform .2s ease,box-shadow .2s ease;
    }
    .side-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
    .side-card .tag{
      display:inline-flex;
      border-radius:999px;
      padding:5px 10px;
      background:rgba(24,215,196,.12);
      color:#0f766e;
      font-weight:900;
      font-size:.78rem;
      margin-bottom:10px;
    }
    .side-card h3{
      margin:0 0 7px;
      color:var(--ink);
      font-weight:950;
      font-size:1.08rem;
    }
    .side-card p{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }

    .stats-strip{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:1px;
      overflow:hidden;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.12);
      box-shadow:0 24px 60px rgba(0,0,0,.18);
    }
    .stat-item{
      padding:28px 24px;
      background:rgba(255,255,255,.08);
      min-height:150px;
    }
    .stat-item strong{
      display:block;
      color:#fff;
      font-size:clamp(1.8rem,4vw,3rem);
      line-height:1;
      font-weight:1000;
      letter-spacing:-.045em;
      margin-bottom:10px;
    }
    .stat-item span{
      color:rgba(255,255,255,.70);
      display:block;
      font-weight:700;
    }
    .stat-item p{
      margin:10px 0 0;
      color:rgba(255,255,255,.58);
      font-size:.9rem;
      line-height:1.65;
    }

    .lead-panel{
      display:grid;
      grid-template-columns:.95fr 1.05fr;
      gap:24px;
      align-items:stretch;
    }
    .agenda-card,
    .form-card{
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-md);
      padding:28px;
    }
    .agenda-card{
      background:
        linear-gradient(180deg,rgba(109,93,252,.08),rgba(255,255,255,.95)),
        #fff;
    }
    .timeline{
      margin-top:24px;
      position:relative;
    }
    .timeline::before{
      content:"";
      position:absolute;
      left:18px;
      top:8px;
      bottom:8px;
      width:2px;
      background:linear-gradient(180deg,var(--brand),rgba(24,215,196,.35));
    }
    .timeline-node{
      position:relative;
      padding-left:54px;
      margin-bottom:22px;
    }
    .timeline-node:last-child{margin-bottom:0}
    .timeline-node::before{
      content:"";
      position:absolute;
      left:8px;
      top:4px;
      width:22px;
      height:22px;
      border-radius:50%;
      background:#fff;
      border:6px solid var(--brand);
      box-shadow:0 0 0 6px rgba(109,93,252,.10);
    }
    .time-badge{
      display:inline-flex;
      border-radius:999px;
      padding:4px 9px;
      color:var(--brand);
      background:rgba(109,93,252,.10);
      font-weight:950;
      font-size:.78rem;
      margin-bottom:7px;
    }
    .timeline-node h3{
      margin:0 0 5px;
      color:var(--ink);
      font-size:1rem;
      font-weight:950;
    }
    .timeline-node p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.7;
    }
    .form-label{
      font-weight:900;
      color:var(--ink);
      margin-bottom:8px;
    }
    .form-control,
    .form-select{
      border-radius:15px;
      border:1px solid var(--border);
      padding:12px 14px;
      background:#fbfcff;
      color:var(--ink);
      transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
    }
    .form-control:focus,
    .form-select:focus{
      border-color:rgba(109,93,252,.55);
      box-shadow:var(--focus);
      background:#fff;
    }
    textarea.form-control{min-height:118px}
    .form-hint{
      color:var(--muted);
      font-size:.88rem;
      margin-top:10px;
    }
    .submit-note{
      display:none;
      margin-top:14px;
      border-radius:16px;
      padding:12px 14px;
      background:rgba(34,197,94,.10);
      border:1px solid rgba(34,197,94,.22);
      color:#166534;
      font-weight:800;
    }

    .news-layout{
      display:grid;
      grid-template-columns:1.35fr .65fr;
      gap:24px;
      align-items:start;
    }
    .news-list,
    .recommend-card{
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .news-row{
      display:grid;
      grid-template-columns:112px minmax(0,1fr) auto;
      gap:18px;
      align-items:center;
      padding:20px 22px;
      border-bottom:1px solid var(--border);
      transition:background .2s ease;
    }
    .news-row:last-child{border-bottom:0}
    .news-row:hover{background:#f8faff}
    .news-date{
      color:var(--brand);
      font-weight:1000;
      font-size:.9rem;
      white-space:nowrap;
    }
    .news-row h3{
      margin:0 0 5px;
      color:var(--ink);
      font-size:1.04rem;
      font-weight:950;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .news-row p{
      margin:0;
      color:var(--muted);
      font-size:.9rem;
      line-height:1.55;
    }
    .arrow-btn{
      width:38px;
      height:38px;
      border-radius:14px;
      display:grid;
      place-items:center;
      border:1px solid var(--border);
      color:var(--muted);
      background:#fff;
      transition:transform .2s ease,background .2s ease,color .2s ease;
    }
    .news-row:hover .arrow-btn{
      transform:translateX(3px);
      background:var(--brand);
      color:#fff;
    }
    .recommend-card{
      padding:24px;
      position:sticky;
      top:calc(var(--nav-h) + 18px);
    }
    .recommend-card h3{
      margin:0 0 12px;
      color:var(--ink);
      font-weight:950;
      font-size:1.15rem;
    }
    .recommend-list{
      display:grid;
      gap:10px;
    }
    .recommend-link{
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:12px;
      border-radius:16px;
      background:#f8fafc;
      border:1px solid transparent;
      color:#475569;
      font-weight:800;
      font-size:.92rem;
    }
    .recommend-link:hover{
      border-color:rgba(109,93,252,.22);
      background:rgba(109,93,252,.08);
      color:var(--brand);
    }

    .related-track{
      display:grid;
      grid-template-columns:1fr 1fr 1.2fr;
      gap:18px;
      align-items:stretch;
    }
    .related-card{
      min-height:210px;
      border-radius:var(--radius-lg);
      padding:24px;
      border:1px solid var(--border);
      background:#fff;
      box-shadow:var(--shadow-sm);
      position:relative;
      overflow:hidden;
      transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
    }
    .related-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow-md);
      border-color:rgba(109,93,252,.25);
    }
    .related-card.featured{
      background:
        radial-gradient(circle at 88% 15%,rgba(24,215,196,.18),transparent 13rem),
        linear-gradient(135deg,#111827,#222660);
      color:#fff;
    }
    .related-card.featured h3{color:#fff}
    .related-card.featured p{color:rgba(255,255,255,.70)}
    .badge-soft{
      display:inline-flex;
      border-radius:999px;
      padding:5px 10px;
      background:rgba(109,93,252,.10);
      color:var(--brand);
      font-weight:950;
      font-size:.78rem;
      margin-bottom:14px;
    }
    .related-card.featured .badge-soft{
      color:#111827;
      background:var(--brand-2);
    }
    .related-card h3{
      color:var(--ink);
      font-weight:950;
      margin:0 0 8px;
      font-size:1.16rem;
    }
    .related-card p{
      margin:0 0 18px;
      color:var(--muted);
      font-size:.94rem;
    }
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--brand);
      font-weight:950;
    }
    .text-link:hover{gap:12px;color:#5143e8}

    .privacy-grid{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:24px;
      align-items:start;
    }
    .privacy-card{
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-sm);
      padding:28px;
    }
    .check-list{
      list-style:none;
      padding:0;
      margin:20px 0 0;
      display:grid;
      gap:12px;
    }
    .check-list li{
      display:flex;
      gap:11px;
      align-items:flex-start;
      color:#475569;
      font-weight:750;
    }
    .check-list li::before{
      content:"✓";
      width:24px;
      height:24px;
      border-radius:50%;
      background:rgba(24,215,196,.15);
      color:#0f766e;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      font-weight:1000;
      line-height:1;
      margin-top:2px;
    }
    .accordion{
      --bs-accordion-border-color:var(--border);
      --bs-accordion-border-radius:24px;
      --bs-accordion-inner-border-radius:18px;
      --bs-accordion-btn-focus-box-shadow:var(--focus);
      --bs-accordion-active-bg:rgba(109,93,252,.08);
      --bs-accordion-active-color:var(--brand);
    }
    .accordion-item{
      border-color:var(--border)!important;
      overflow:hidden;
      border-radius:18px!important;
      margin-bottom:12px;
      box-shadow:none;
    }
    .accordion-button{
      font-weight:950;
      color:var(--ink);
      padding:18px 20px;
      background:#fff;
    }
    .accordion-button:not(.collapsed){
      box-shadow:inset 0 -1px 0 var(--border);
    }
    .accordion-body{
      color:var(--muted);
      line-height:1.8;
      padding:18px 20px 20px;
      background:#fff;
    }

    .footer-cta{
      margin-top:40px;
      border-radius:34px;
      padding:32px;
      background:
        radial-gradient(circle at 12% 20%,rgba(24,215,196,.20),transparent 16rem),
        linear-gradient(135deg,var(--brand),#202760);
      color:#fff;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      box-shadow:var(--shadow-lg);
    }
    .footer-cta h2{
      margin:0 0 8px;
      font-weight:1000;
      letter-spacing:-.04em;
      font-size:clamp(1.45rem,3vw,2.25rem);
    }
    .footer-cta p{
      margin:0;
      color:rgba(255,255,255,.72);
      max-width:760px;
    }

    footer{
      margin-top:68px;
      padding:40px 0 34px;
      border-top:1px solid var(--border);
      background:rgba(255,255,255,.74);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:24px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      gap:12px;
      align-items:center;
      color:var(--ink);
      font-weight:1000;
      margin-bottom:12px;
    }
    .footer-brand .brand-mark{
      width:36px;
      height:36px;
      border-radius:13px;
    }
    .footer-text{
      color:var(--muted);
      margin:0;
      max-width:680px;
      font-size:.94rem;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px;
      margin-bottom:12px;
    }
    .footer-links a{
      padding:8px 11px;
      border-radius:999px;
      color:var(--muted);
      font-weight:800;
      background:#f8fafc;
      border:1px solid var(--border);
    }
    .footer-links a:hover{
      color:var(--brand);
      border-color:rgba(109,93,252,.24);
      background:rgba(109,93,252,.08);
    }
    .copyright{
      text-align:right;
      color:#94a3b8;
      font-size:.88rem;
    }

    @media (max-width:1199.98px){
      .layout-shell{grid-template-columns:1fr}
      .doc-sidebar{display:none}
      .container-fluid.site-wrap{padding-left:20px;padding-right:20px}
      .hero-grid{grid-template-columns:1fr}
      .hero{min-height:auto}
      .hero::before{height:70%;clip-path:polygon(0 0,100% 0,100% 82%,0 100%)}
      .hero-copy{padding-top:10px}
      .dp-cover{min-height:430px;transform:none}
      .feature-grid,.lead-panel,.privacy-grid{grid-template-columns:1fr}
      .recommend-card{position:static}
    }

    @media (max-width:991.98px){
      .topbar .navbar-collapse{
        padding:14px 0 6px;
        border-top:1px solid var(--border);
        margin-top:12px;
      }
      .top-nav{
        align-items:stretch;
        flex-direction:column;
      }
      .nav-search{
        width:100%;
        margin:10px 0;
      }
      .selector-chip{justify-content:center}
      .hero{
        padding-top:38px;
      }
      .hero-kpis,.stats-strip{
        grid-template-columns:1fr 1fr;
      }
      .feature-list{grid-template-columns:1fr}
      .news-layout,.related-track{
        grid-template-columns:1fr;
      }
      .news-row{
        grid-template-columns:94px minmax(0,1fr);
      }
      .news-row .arrow-btn{display:none}
      .footer-cta,.footer-grid{
        grid-template-columns:1fr;
        display:grid;
      }
      .footer-links{justify-content:flex-start}
      .copyright{text-align:left}
    }

    @media (max-width:767.98px){
      :root{--nav-h:66px}
      .container-fluid.site-wrap{padding-left:15px;padding-right:15px}
      .brand-text{font-size:.92rem;max-width:210px}
      .section-pad{padding:58px 0}
      .hero::before{height:78%}
      .hero h1{font-size:2.35rem}
      .hero-intro{font-size:1rem}
      .hero-actions{align-items:stretch}
      .btn-modern{width:100%}
      .hero-kpis,.stats-strip{grid-template-columns:1fr}
      .dp-cover{
        min-height:430px;
        border-radius:26px;
        clip-path:polygon(4% 0,100% 0,96% 100%,0 96%);
      }
      .dp-status{
        left:24px;
        right:24px;
        width:auto;
        top:30px;
      }
      .dp-meter{
        right:24px;
        top:205px;
        width:190px;
        padding:16px;
      }
      .ring{width:94px;height:94px}
      .dp-steps{
        left:24px;
        right:24px;
        bottom:28px;
        width:auto;
      }
      .step-row{
        grid-template-columns:34px 1fr;
      }
      .step-action{display:none}
      .band{
        margin-left:-15px;
        margin-right:-15px;
        padding-left:15px;
        padding-right:15px;
      }
      .band-dark{border-radius:26px}
      .feature-main,.agenda-card,.form-card,.privacy-card,.footer-cta{
        border-radius:24px;
        padding:22px;
      }
      .news-row{
        grid-template-columns:1fr;
        gap:7px;
      }
      .news-date{font-size:.82rem}
      .news-row h3{white-space:normal}
    }

    @media (max-width:520px){
      .brand-logo{gap:9px}
      .brand-mark{width:36px;height:36px}
      .selector-chip{font-size:.82rem}
      .section-title{font-size:1.55rem}
      .hero{padding-bottom:48px}
      .hero h1{font-size:2.05rem;letter-spacing:-.045em}
      .dp-cover{min-height:390px}
      .dp-meter{display:none}
      .dp-status{padding:16px}
      .dp-steps{padding:12px}
      .mini-card,.side-card,.related-card{padding:18px}
      .stat-item{padding:22px 20px;min-height:auto}
    }

/* 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}