/* roulang page: index */
:root{
      --color-primary:#1f6feb;
      --color-primary-dark:#1357c8;
      --color-secondary:#10b7c4;
      --color-accent:#ffb020;
      --color-bg:#f5f8ff;
      --color-bg-soft:#eef5ff;
      --color-surface:#ffffff;
      --color-surface-2:#f9fbff;
      --color-text:#172033;
      --color-muted:#667085;
      --color-light:#8a94a6;
      --color-border:#dbe5f2;
      --color-border-strong:#bfd1ea;
      --shadow-sm:0 8px 22px rgba(31,111,235,.08);
      --shadow-md:0 18px 45px rgba(18,57,111,.12);
      --shadow-lg:0 28px 75px rgba(18,57,111,.16);
      --radius-sm:10px;
      --radius-md:18px;
      --radius-lg:28px;
      --radius-xl:36px;
      --container:1180px;
      --nav-height:76px;
      --transition:all .24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--color-text);
      background:
        radial-gradient(circle at 12% 6%, rgba(31,111,235,.12), transparent 32%),
        radial-gradient(circle at 88% 12%, rgba(16,183,196,.14), transparent 28%),
        linear-gradient(180deg,#fbfdff 0%,var(--color-bg) 48%,#ffffff 100%);
      line-height:1.72;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:var(--transition)}
    a:hover{color:var(--color-primary)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(31,111,235,.16)}
    .site-shell{overflow:hidden}
    .container{
      width:min(calc(100% - 40px),var(--container));
      margin:0 auto;
    }
    .section{padding:82px 0}
    .section-tight{padding:58px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:30px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--color-primary);
      font-weight:800;
      font-size:14px;
      letter-spacing:.04em;
      margin-bottom:10px;
    }
    .section-kicker:before{
      content:"";
      width:9px;
      height:9px;
      border-radius:50%;
      background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));
      box-shadow:0 0 0 6px rgba(31,111,235,.1);
    }
    .section-title{
      margin:0;
      font-size:clamp(28px,3vw,42px);
      line-height:1.18;
      letter-spacing:-.03em;
      color:#101828;
      font-weight:900;
    }
    .section-desc{
      max-width:590px;
      margin:10px 0 0;
      color:var(--color-muted);
      font-size:16px;
    }
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--color-primary);
      font-weight:800;
      white-space:nowrap;
    }
    .text-link:hover{transform:translateX(3px)}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(160%) blur(18px);
      background:rgba(255,255,255,.82);
      border-bottom:1px solid rgba(219,229,242,.78);
      box-shadow:0 10px 35px rgba(18,57,111,.05);
    }
    .topbar{
      min-height:var(--nav-height);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:950;
      color:#0f1d35;
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.3),transparent 45%),
        linear-gradient(135deg,var(--color-primary),var(--color-secondary));
      box-shadow:0 12px 28px rgba(31,111,235,.24);
      display:grid;
      place-items:center;
      color:#fff;
      font-size:20px;
      flex:0 0 auto;
    }
    .brand-text{
      font-size:18px;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
      max-width:360px;
    }
    .main-nav{
      display:flex;
      align-items:center;
      gap:10px;
      padding:6px;
      border:1px solid rgba(219,229,242,.82);
      border-radius:999px;
      background:rgba(245,248,255,.86);
    }
    .main-nav a{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:38px;
      padding:0 18px;
      border-radius:999px;
      color:#475467;
      font-weight:800;
      font-size:14px;
    }
    .main-nav a:hover{
      color:var(--color-primary);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .main-nav a.active{
      color:#fff;
      background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));
      box-shadow:0 12px 24px rgba(31,111,235,.22);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .search-box{
      width:230px;
      height:42px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:0 14px;
      border:1px solid var(--color-border);
      border-radius:999px;
      background:#fff;
      color:var(--color-muted);
      box-shadow:0 8px 20px rgba(18,57,111,.04);
    }
    .search-box input{
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      color:var(--color-text);
      font-size:14px;
    }
    .search-box:focus-within{
      border-color:rgba(31,111,235,.55);
      box-shadow:0 0 0 4px rgba(31,111,235,.12);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:0 20px;
      border:1px solid transparent;
      border-radius:999px;
      font-weight:900;
      line-height:1;
      transition:var(--transition);
      user-select:none;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));
      box-shadow:0 16px 34px rgba(31,111,235,.24);
    }
    .btn-primary:hover,.btn-primary:focus{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 22px 44px rgba(31,111,235,.3);
    }
    .btn-secondary{
      color:var(--color-primary);
      background:#fff;
      border-color:rgba(31,111,235,.18);
      box-shadow:var(--shadow-sm);
    }
    .btn-secondary:hover,.btn-secondary:focus{
      color:var(--color-primary-dark);
      border-color:rgba(31,111,235,.34);
      transform:translateY(-2px);
    }
    .btn-ghost{
      color:#344054;
      background:rgba(255,255,255,.7);
      border-color:var(--color-border);
    }
    .btn-ghost:hover{
      background:#fff;
      color:var(--color-primary);
      border-color:rgba(31,111,235,.35);
    }
    .btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
      outline:3px solid rgba(31,111,235,.22);
      outline-offset:3px;
    }
    .hero{
      padding:54px 0 28px;
      position:relative;
    }
    .hero-card{
      min-height:560px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(105deg,rgba(8,33,71,.88),rgba(31,111,235,.72)),
        radial-gradient(circle at 82% 20%,rgba(255,255,255,.2),transparent 28%),
        linear-gradient(135deg,#1f6feb,#10b7c4);
      color:#fff;
      box-shadow:var(--shadow-lg);
      overflow:hidden;
      position:relative;
      padding:44px;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:38px;
      align-items:stretch;
    }
    .hero-card:before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px),
        linear-gradient(0deg,rgba(255,255,255,.08) 1px,transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(120deg,rgba(0,0,0,.65),transparent 80%);
      pointer-events:none;
    }
    .hero-content,.hero-stage{position:relative;z-index:1}
    .hero-badge{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:9px 13px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.26);
      background:rgba(255,255,255,.12);
      color:#eaf4ff;
      font-size:14px;
      font-weight:800;
      backdrop-filter:blur(10px);
    }
    .hero h1{
      margin:22px 0 18px;
      font-size:clamp(38px,6vw,72px);
      line-height:1.02;
      letter-spacing:-.055em;
      font-weight:950;
      max-width:760px;
    }
    .hero-intro{
      max-width:700px;
      margin:0;
      color:rgba(255,255,255,.86);
      font-size:18px;
      line-height:1.82;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:13px;
      margin-top:28px;
    }
    .hero .btn-secondary{background:rgba(255,255,255,.96)}
    .hero .btn-ghost{
      color:#fff;
      background:rgba(255,255,255,.12);
      border-color:rgba(255,255,255,.22);
    }
    .hero .btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff}
    .hero-stats{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
      margin-top:38px;
      max-width:720px;
    }
    .stat-tile{
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.13);
      border:1px solid rgba(255,255,255,.18);
      backdrop-filter:blur(14px);
    }
    .stat-num{
      display:block;
      font-size:28px;
      line-height:1;
      font-weight:950;
      letter-spacing:-.04em;
    }
    .stat-label{
      display:block;
      margin-top:8px;
      color:rgba(255,255,255,.76);
      font-size:13px;
      font-weight:700;
    }
    .hero-stage{
      align-self:center;
      display:grid;
      gap:16px;
    }
    .feature-panel{
      border:1px solid rgba(255,255,255,.22);
      border-radius:28px;
      background:rgba(255,255,255,.16);
      backdrop-filter:blur(18px);
      padding:22px;
      box-shadow:0 24px 55px rgba(0,0,0,.16);
    }
    .panel-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      margin-bottom:18px;
    }
    .panel-title{font-weight:950;font-size:20px}
    .panel-chip{
      padding:7px 11px;
      border-radius:999px;
      color:#0f305f;
      background:#fff;
      font-size:12px;
      font-weight:900;
    }
    .stage-list{display:grid;gap:12px;margin:0;padding:0;list-style:none}
    .stage-item{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.15);
    }
    .stage-icon{
      width:36px;height:36px;border-radius:13px;
      display:grid;place-items:center;
      background:rgba(255,255,255,.92);
      color:var(--color-primary);
      font-weight:950;
      flex:0 0 auto;
    }
    .stage-item strong{display:block;color:#fff}
    .stage-item span{display:block;color:rgba(255,255,255,.76);font-size:13px;line-height:1.55;margin-top:3px}
    .progress-card{
      padding:18px;
      border-radius:24px;
      background:#fff;
      color:#1d2939;
      box-shadow:0 18px 38px rgba(0,0,0,.12);
    }
    .progress-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      font-weight:900;
      margin-bottom:10px;
    }
    .progress-track{
      height:10px;
      border-radius:999px;
      background:#e9f1ff;
      overflow:hidden;
    }
    .progress-fill{
      height:100%;
      width:78%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--color-primary),var(--color-secondary));
    }
    .pill-wrap{
      padding:18px 0 20px;
    }
    .pill-nav{
      display:flex;
      gap:12px;
      overflow-x:auto;
      scrollbar-width:none;
      padding:12px;
      border:1px solid var(--color-border);
      border-radius:999px;
      background:rgba(255,255,255,.84);
      box-shadow:var(--shadow-sm);
    }
    .pill-nav::-webkit-scrollbar{display:none}
    .pill-nav a{
      flex:0 0 auto;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:11px 17px;
      border-radius:999px;
      color:#475467;
      font-weight:850;
      font-size:14px;
      background:#fff;
      border:1px solid transparent;
    }
    .pill-nav a:hover{
      color:var(--color-primary);
      border-color:rgba(31,111,235,.22);
      transform:translateY(-1px);
    }
    .pill-nav a.active{
      color:#fff;
      background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));
      box-shadow:0 12px 25px rgba(31,111,235,.18);
    }
    .badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:900;
      color:var(--color-primary);
      background:rgba(31,111,235,.1);
      border:1px solid rgba(31,111,235,.12);
    }
    .card{
      border:1px solid var(--color-border);
      border-radius:var(--radius-lg);
      background:var(--color-surface);
      box-shadow:var(--shadow-sm);
      transition:var(--transition);
      overflow:hidden;
    }
    .card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-md);
      border-color:rgba(31,111,235,.24);
    }
    .catalog-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr .9fr;
      gap:18px;
      align-items:stretch;
    }
    .catalog-card{
      padding:24px;
      min-height:238px;
      position:relative;
    }
    .catalog-card.featured{
      grid-row:span 2;
      background:
        radial-gradient(circle at 88% 18%,rgba(16,183,196,.16),transparent 32%),
        linear-gradient(180deg,#fff,#f7fbff);
    }
    .catalog-card h3{
      margin:14px 0 9px;
      font-size:23px;
      line-height:1.22;
      font-weight:950;
      letter-spacing:-.02em;
    }
    .catalog-card p{margin:0;color:var(--color-muted)}
    .catalog-meta{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      margin-top:18px;
    }
    .rarity{
      position:absolute;
      right:18px;
      bottom:18px;
      width:70px;
      height:70px;
      border-radius:22px;
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:950;
      background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));
      box-shadow:0 18px 34px rgba(31,111,235,.25);
    }
    .recommend-layout{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:22px;
    }
    .recommend-spot{
      padding:30px;
      background:
        linear-gradient(145deg,#ffffff,#eef6ff);
      position:relative;
      overflow:hidden;
    }
    .recommend-spot:after{
      content:"";
      position:absolute;
      width:170px;
      height:170px;
      right:-60px;
      top:-60px;
      border-radius:50%;
      background:rgba(31,111,235,.12);
    }
    .recommend-spot h3{font-size:30px;margin:12px 0 10px;font-weight:950;letter-spacing:-.03em}
    .recommend-spot p{color:var(--color-muted);margin:0 0 22px}
    .rank-list{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .rank-item{
      display:grid;
      grid-template-columns:48px 1fr auto;
      gap:14px;
      align-items:center;
      padding:16px;
      border-radius:20px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:0 8px 22px rgba(18,57,111,.05);
      transition:var(--transition);
    }
    .rank-item:hover{transform:translateX(4px);border-color:rgba(31,111,235,.25)}
    .rank-no{
      width:42px;height:42px;border-radius:15px;
      display:grid;place-items:center;
      color:#fff;font-weight:950;
      background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));
    }
    .rank-title{font-weight:950;color:#1d2939}
    .rank-desc{font-size:13px;color:var(--color-muted);margin-top:2px}
    .rank-score{font-weight:950;color:var(--color-primary)}
    .news-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 360px;
      gap:22px;
    }
    .news-list{
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .news-item{
      display:grid;
      grid-template-columns:118px 1fr;
      gap:18px;
      padding:20px;
      border-bottom:1px solid var(--color-border);
      transition:var(--transition);
    }
    .news-item:last-child{border-bottom:0}
    .news-date{
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      min-height:82px;
      border-radius:18px;
      background:var(--color-bg-soft);
      color:var(--color-primary);
      font-weight:950;
    }
    .news-date span:first-child{font-size:26px;line-height:1}
    .news-date span:last-child{font-size:12px;margin-top:7px;color:#5d7fb4}
    .news-item h3{
      margin:0 0 8px;
      font-size:19px;
      font-weight:950;
      line-height:1.35;
    }
    .news-item p{margin:0;color:var(--color-muted);font-size:14px}
    .news-item:hover{background:#fbfdff}
    .side-card{
      padding:24px;
      height:max-content;
      position:sticky;
      top:100px;
    }
    .side-card h3{margin:0 0 12px;font-weight:950;font-size:22px}
    .check-list{
      display:grid;
      gap:12px;
      margin:18px 0 0;
      padding:0;
      list-style:none;
    }
    .check-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#344054;
      font-weight:700;
      font-size:14px;
    }
    .check-list li:before{
      content:"✓";
      width:22px;height:22px;border-radius:8px;
      display:grid;place-items:center;
      flex:0 0 auto;
      color:#fff;
      background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));
      font-size:12px;
      margin-top:2px;
    }
    .share-section{
      padding:34px;
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 18% 20%,rgba(31,111,235,.12),transparent 30%),
        linear-gradient(135deg,#ffffff,#f1f7ff);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-md);
    }
    .share-grid{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:24px;
      align-items:center;
    }
    .share-actions{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }
    .share-card{
      padding:18px;
      border-radius:22px;
      border:1px solid var(--color-border);
      background:#fff;
      transition:var(--transition);
    }
    .share-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
    .share-card strong{display:block;font-size:18px;margin-bottom:5px}
    .share-card span{display:block;color:var(--color-muted);font-size:14px}
    .metrics-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .metric-card{
      padding:24px;
      border-left:4px solid var(--color-primary);
    }
    .metric-card:nth-child(2){border-left-color:var(--color-secondary)}
    .metric-card:nth-child(3){border-left-color:var(--color-accent)}
    .metric-card:nth-child(4){border-left-color:#7c3aed}
    .metric-value{
      display:block;
      font-size:34px;
      line-height:1;
      font-weight:950;
      letter-spacing:-.04em;
      color:#101828;
    }
    .metric-card p{margin:10px 0 0;color:var(--color-muted);font-size:14px}
    .service-matrix{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .service-card{
      padding:24px;
      display:flex;
      flex-direction:column;
      min-height:246px;
    }
    .service-icon{
      width:48px;height:48px;border-radius:17px;
      display:grid;place-items:center;
      color:#fff;font-weight:950;
      background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));
      box-shadow:0 14px 30px rgba(31,111,235,.2);
    }
    .service-card h3{margin:18px 0 8px;font-size:21px;font-weight:950}
    .service-card p{margin:0;color:var(--color-muted)}
    .service-foot{
      margin-top:auto;
      padding-top:18px;
      color:var(--color-primary);
      font-weight:900;
      font-size:14px;
    }
    .compare-wrap{
      display:grid;
      grid-template-columns:.78fr 1.22fr;
      gap:22px;
      align-items:start;
    }
    .compare-note{
      padding:28px;
      background:linear-gradient(180deg,#fff,#f5f9ff);
    }
    .compare-note h3{font-size:28px;margin:12px 0 10px;font-weight:950;letter-spacing:-.03em}
    .compare-table{
      overflow:hidden;
      border-radius:var(--radius-lg);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-sm);
      background:#fff;
    }
    .compare-row{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      border-bottom:1px solid var(--color-border);
    }
    .compare-row:last-child{border-bottom:0}
    .compare-cell{
      padding:18px;
      border-right:1px solid var(--color-border);
      color:#475467;
      font-weight:700;
    }
    .compare-cell:last-child{border-right:0}
    .compare-head .compare-cell{
      background:#f0f6ff;
      color:#152a4f;
      font-weight:950;
    }
    .compare-cell.good{color:var(--color-primary);font-weight:950}
    .compare-cell.warn{color:#9a6700}
    .faq-grid{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:24px;
      align-items:start;
    }
    .accordion{
      border:0;
      background:transparent;
    }
    .accordion-item{
      border:1px solid var(--color-border);
      border-radius:20px;
      overflow:hidden;
      margin-bottom:12px;
      background:#fff;
      box-shadow:0 8px 22px rgba(18,57,111,.05);
    }
    .accordion-title{
      border:0;
      color:#172033;
      font-size:16px;
      font-weight:950;
      padding:20px 48px 20px 20px;
    }
    .accordion-title:hover,.accordion-title:focus{
      background:#f8fbff;
      color:var(--color-primary);
    }
    .accordion-title:before{right:20px;margin-top:-10px}
    .accordion-content{
      border:0;
      color:var(--color-muted);
      padding:0 20px 20px;
      line-height:1.82;
    }
    .form-section{
      padding:38px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(31,111,235,.96),rgba(16,183,196,.9));
      color:#fff;
      box-shadow:var(--shadow-lg);
      position:relative;
      overflow:hidden;
    }
    .form-section:after{
      content:"";
      position:absolute;
      width:280px;
      height:280px;
      border-radius:50%;
      right:-110px;
      bottom:-130px;
      background:rgba(255,255,255,.16);
    }
    .form-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:30px;
      align-items:start;
    }
    .form-section h2{
      font-size:clamp(28px,3vw,42px);
      line-height:1.18;
      margin:0 0 14px;
      font-weight:950;
      letter-spacing:-.03em;
    }
    .form-section p{color:rgba(255,255,255,.84);margin:0}
    .lead-form{
      padding:22px;
      border-radius:26px;
      background:#fff;
      color:#172033;
      box-shadow:0 18px 46px rgba(0,0,0,.14);
    }
    .field-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }
    .field{display:grid;gap:7px;margin-bottom:14px}
    .field label{font-size:13px;font-weight:900;color:#344054}
    .field input,.field select,.field textarea{
      width:100%;
      min-height:46px;
      border:1px solid var(--color-border);
      border-radius:15px;
      padding:10px 13px;
      background:#fbfdff;
      outline:0;
      color:var(--color-text);
      transition:var(--transition);
      box-shadow:none;
      margin:0;
    }
    .field textarea{min-height:92px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{
      border-color:rgba(31,111,235,.55);
      background:#fff;
      box-shadow:0 0 0 4px rgba(31,111,235,.1);
    }
    .form-note{
      color:var(--color-muted);
      font-size:13px;
      margin-top:12px;
    }
    .site-footer{
      margin-top:76px;
      background:#0f1d35;
      color:#d8e4f7;
      padding:56px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:34px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:14px;
      font-weight:950;
      color:#fff;
      font-size:20px;
    }
    .footer-brand .brand-mark{box-shadow:none}
    .footer-desc{color:#aab8cf;max-width:520px;margin:0}
    .footer-title{color:#fff;font-weight:950;margin:0 0 14px}
    .footer-links{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .footer-links a{color:#aab8cf;font-weight:700}
    .footer-links a:hover{color:#fff}
    .copyright{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      padding-top:22px;
      color:#91a2bd;
      font-size:13px;
    }
    @media (max-width:1024px){
      .search-box{display:none}
      .hero-card{grid-template-columns:1fr;min-height:auto}
      .hero-stage{grid-template-columns:1fr 1fr}
      .catalog-grid{grid-template-columns:1fr 1fr}
      .catalog-card.featured{grid-row:auto;grid-column:span 2}
      .recommend-layout,.news-layout,.share-grid,.compare-wrap,.faq-grid,.form-grid{grid-template-columns:1fr}
      .side-card{position:relative;top:auto}
      .metrics-grid{grid-template-columns:repeat(2,1fr)}
      .service-matrix{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:768px){
      :root{--nav-height:auto}
      .container{width:min(calc(100% - 28px),var(--container))}
      .section{padding:58px 0}
      .topbar{
        padding:14px 0;
        flex-wrap:wrap;
      }
      .brand-text{max-width:calc(100vw - 120px);font-size:16px}
      .main-nav{
        order:3;
        width:100%;
        justify-content:flex-start;
        overflow-x:auto;
        border-radius:22px;
      }
      .nav-actions{margin-left:auto}
      .hero{padding-top:28px}
      .hero-card{padding:28px;border-radius:28px}
      .hero-stats{grid-template-columns:1fr}
      .hero-stage{grid-template-columns:1fr}
      .section-head{display:block}
      .section-head .text-link{margin-top:16px}
      .catalog-grid,.service-matrix,.metrics-grid{grid-template-columns:1fr}
      .catalog-card.featured{grid-column:auto}
      .share-actions{grid-template-columns:1fr}
      .compare-row{grid-template-columns:1fr}
      .compare-cell{border-right:0;border-bottom:1px solid var(--color-border)}
      .compare-cell:last-child{border-bottom:0}
      .field-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .copyright{flex-direction:column;align-items:flex-start}
    }
    @media (max-width:520px){
      .hero-card{padding:22px}
      .hero h1{font-size:36px}
      .hero-intro{font-size:16px}
      .hero-actions .btn{width:100%}
      .pill-wrap{padding-top:8px}
      .pill-nav{border-radius:22px}
      .rank-item{grid-template-columns:42px 1fr}
      .rank-score{grid-column:2}
      .news-item{grid-template-columns:1fr}
      .news-date{align-items:flex-start;padding-left:18px}
      .share-section,.form-section{padding:24px;border-radius:28px}
      .lead-form{padding:18px}
    }