:root{
      --bg0:#fff7f7;
      --bg1:#ffffff;
      --ink:#171717;
      --muted:#4b4b4b;
      --muted2:#6b6b6b;
      --border:rgba(17,17,17,.10);
      --shadow: 0 18px 50px rgba(190, 15, 56, .16);
      --shadow2: 0 10px 25px rgba(17,17,17,.08);
      --red:#d3133f;
      --red2:#ff2b5f;
      --red3:#b10f33;
      --gold:#ffcc66;
      --focus:#b90e36;
      --chip:#ffe6ea;
      --card:#ffffff;
      --card2:#fffdfd;
      --grad: linear-gradient(135deg, rgba(211,19,63,.14) 0%, rgba(255,43,95,.10) 35%, rgba(255,204,102,.14) 100%);
      --grad2: linear-gradient(135deg, rgba(211,19,63,.95) 0%, rgba(255,43,95,.90) 45%, rgba(255,204,102,.90) 100%);
      --radius:18px;
      --radius2:24px;
      --max:1160px;
    }

    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC",
      "Hiragino Sans GB", "Noto Sans CJK SC", "Microsoft YaHei", Arial, sans-serif;
      color:var(--ink);
      background: radial-gradient(1200px 500px at 50% -100px, rgba(211,19,63,.20), transparent 60%),
                  radial-gradient(900px 420px at 0% 50%, rgba(255,204,102,.16), transparent 55%),
                  radial-gradient(900px 420px at 100% 45%, rgba(255,43,95,.10), transparent 55%),
                  linear-gradient(180deg, #fff4f6 0%, #ffffff 55%, #fffaf9 100%);
    }

    a{ color:inherit; text-decoration:none; }
    .container{
      max-width:var(--max);
      margin:0 auto;
      padding:0 18px;
    }

    .skip{
      position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:18px; top:14px; width:auto; height:auto; padding:10px 12px;
      background:#fff; border:1px solid var(--border); border-radius:12px; z-index:9999;
      box-shadow: var(--shadow2);
    }

    header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(255,255,255,.72);
      border-bottom:1px solid rgba(17,17,17,.08);
    }
    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width:210px;
    }
    .ai-page-logo{
      width:44px; height:44px; object-fit:contain;
      border-radius:12px;
      box-shadow: 0 10px 22px rgba(211,19,63,.18);
      background: #fff;
      border:1px solid rgba(211,19,63,.15);
      flex:0 0 auto;
    }
    .brand-text{
      display:flex; flex-direction:column; line-height:1.05;
    }
    .brand-text strong{
      font-size:15px; letter-spacing:.2px;
    }
    .brand-text span{
      margin-top:4px;
      font-size:12px; color:var(--muted2);
    }

    .nav-actions{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap; justify-content:flex-end;
    }
    .nav-links{
      display:flex; align-items:center; gap:14px; flex-wrap:wrap;
    }
    .nav-links a{
      font-size:13px; color:rgba(20,20,20,.86);
      padding:10px 10px;
      border-radius:999px;
      border:1px solid transparent;
      transition: background .2s ease, border-color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(211,19,63,.08);
      border-color: rgba(211,19,63,.18);
      transform: translateY(-1px);
    }

    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      gap:10px;
      padding:12px 14px;
      border-radius:14px;
      border:1px solid rgba(211,19,63,.25);
      background:#fff;
      color:var(--ink);
      font-weight:650;
      font-size:13px;
      box-shadow: 0 10px 24px rgba(17,17,17,.06);
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      cursor:pointer;
      user-select:none;
    }
    .btn:focus{ outline:2px solid rgba(185,14,54,.25); outline-offset:2px; }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 16px 35px rgba(211,19,63,.14);
      border-color: rgba(211,19,63,.35);
    }
    .btn-primary{
      background: var(--grad2);
      color:#fff;
      border-color: rgba(255,255,255,.25);
      box-shadow: 0 18px 44px rgba(211,19,63,.24);
    }
    .btn-ghost{
      background: rgba(255,255,255,.6);
      border-color: rgba(17,17,17,.12);
      box-shadow:none;
    }
    .btn .arrow{
      width:18px; height:18px; display:inline-block;
      border-radius:6px;
      background: rgba(255,255,255,.18);
      border:1px solid rgba(255,255,255,.24);
      position:relative;
    }
    .btn-primary .arrow::before{
      content:"";
      position:absolute; inset:0;
      margin:auto;
      width:7px; height:7px;
      border-right:2px solid #fff;
      border-top:2px solid #fff;
      transform: rotate(45deg);
      top:5px;
    }
    .btn-ghost .arrow{
      background: rgba(211,19,63,.07);
      border-color: rgba(211,19,63,.18);
    }
    .btn-ghost .arrow::before{
      content:"";
      position:absolute; inset:0;
      margin:auto;
      width:7px; height:7px;
      border-right:2px solid var(--red3);
      border-top:2px solid var(--red3);
      transform: rotate(45deg);
      top:5px;
    }

    .burger{
      display:none;
      width:44px; height:44px; border-radius:14px;
      border:1px solid rgba(17,17,17,.12);
      background: rgba(255,255,255,.7);
      cursor:pointer;
      align-items:center; justify-content:center;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .burger:hover{ transform: translateY(-1px); box-shadow: var(--shadow2); }
    .burger svg{ width:22px; height:22px; }
    .mobile-panel{
      display:none;
      padding: 0 0 14px;
    }
    .mobile-panel .panel-links{
      display:flex; flex-direction:column; gap:8px;
      padding:12px;
      border:1px solid rgba(17,17,17,.10);
      background: rgba(255,255,255,.82);
      border-radius:18px;
      box-shadow: var(--shadow2);
    }
    .mobile-panel .panel-links a{
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(17,17,17,.08);
      background: #fff;
      font-weight:650;
      font-size:14px;
      transition: transform .2s ease, border-color .2s ease;
    }
    .mobile-panel .panel-links a:hover{ transform: translateY(-1px); border-color: rgba(211,19,63,.25); }

    .hero{
      position:relative;
      padding: 28px 0 18px;
      overflow:hidden;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.18fr .82fr;
      gap:18px;
      align-items:stretch;
    }

    .hero-left{
      background: linear-gradient(180deg, rgba(255,255,255,.75) 0%, rgba(255,255,255,.92) 55%, rgba(255,255,255,.78) 100%);
      border:1px solid rgba(211,19,63,.16);
      border-radius: var(--radius2);
      box-shadow: 0 30px 70px rgba(211,19,63,.14);
      padding: 20px 18px 18px;
      position:relative;
      overflow:hidden;
    }
    .hero-left::before{
      content:"";
      position:absolute;
      inset:-2px;
      background: var(--grad);
      opacity:.9;
      z-index:0;
      mask-image: radial-gradient(600px 300px at 20% 0%, #000 30%, transparent 70%);
      pointer-events:none;
    }
    .hero-left::after{
      content:"";
      position:absolute;
      right:-140px; top:-140px;
      width:420px; height:420px;
      background: radial-gradient(circle at 30% 30%, rgba(255,43,95,.30), rgba(255,204,102,.18), transparent 60%);
      z-index:0;
      pointer-events:none;
    }
    .hero-content{
      position:relative; z-index:1;
      display:flex; flex-direction:column; gap:14px;
      padding: 6px 4px 0;
    }

    .eyebrow{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      color: rgba(30,30,30,.9);
      font-size:13px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(211,19,63,.18);
      background: rgba(255,255,255,.75);
      box-shadow: 0 12px 28px rgba(211,19,63,.10);
      font-weight:700;
    }
    .dot{
      width:10px; height:10px; border-radius:50%;
      background: var(--red2);
      box-shadow: 0 0 0 6px rgba(255,43,95,.18);
    }
    h1{
      margin:0;
      font-size: clamp(24px, 2.6vw, 38px);
      line-height:1.18;
      letter-spacing:-.5px;
    }
    .hero-sub{
      margin:0;
      color: var(--muted);
      font-size:14px;
      line-height:1.8;
      max-width: 58ch;
    }
    .hero-cta{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      margin-top:2px;
    }

    .hero-metrics{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:10px;
      margin-top: 6px;
    }
    .metric{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(17,17,17,.10);
      border-radius:16px;
      padding: 12px 12px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
      overflow:hidden;
      min-height:78px;
    }
    .metric::after{
      content:"";
      position:absolute; inset:auto -20px -30px auto;
      width:120px; height:120px;
      background: radial-gradient(circle at 30% 30%, rgba(211,19,63,.26), transparent 60%);
      transform: rotate(18deg);
      opacity:.65;
      pointer-events:none;
    }
    .metric:hover{
      transform: translateY(-2px);
      border-color: rgba(211,19,63,.20);
      box-shadow: 0 16px 36px rgba(17,17,17,.08);
    }
    .metric strong{
      font-size:18px;
      display:block;
      letter-spacing:-.4px;
    }
    .metric span{
      display:block;
      margin-top:6px;
      color:var(--muted2);
      font-size:12.5px;
      line-height:1.35;
      position:relative;
      z-index:1;
    }

    .hero-right{
      border-radius: var(--radius2);
      border: 1px solid rgba(17,17,17,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.93));
      box-shadow: 0 26px 60px rgba(17,17,17,.08);
      padding: 16px;
      display:flex; flex-direction:column; gap:12px;
      position:relative;
      overflow:hidden;
    }
    .hero-right::before{
      content:"";
      position:absolute;
      inset:-2px;
      background: radial-gradient(340px 200px at 50% 0%, rgba(211,19,63,.24), transparent 70%),
                  radial-gradient(260px 180px at 100% 40%, rgba(255,204,102,.18), transparent 65%);
      opacity:.9;
      pointer-events:none;
    }
    .right-inner{ position:relative; z-index:1; display:flex; flex-direction:column; gap:12px; }

    .checklist{
      display:flex; flex-direction:column; gap:10px;
    }
    .checkitem{
      display:flex; gap:10px; align-items:flex-start;
      padding: 12px 12px;
      border-radius: 16px;
      border:1px solid rgba(17,17,17,.08);
      background: rgba(255,255,255,.82);
      transition: transform .2s ease, border-color .2s ease;
    }
    .checkitem:hover{ transform: translateY(-1px); border-color: rgba(211,19,63,.22); }
    .icon-badge{
      width:34px; height:34px; border-radius:12px;
      background: rgba(211,19,63,.10);
      border:1px solid rgba(211,19,63,.18);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .icon-badge svg{ width:18px; height:18px; color: var(--red3); }
    .checkitem strong{ display:block; font-size:13.5px; }
    .checkitem span{ display:block; margin-top:4px; color:var(--muted2); font-size:12.5px; line-height:1.5; }

    .right-quick{
      display:flex; gap:10px; flex-wrap:wrap;
      align-items:center;
      justify-content:space-between;
    }
    .tagrow{
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .tag{
      font-size:12px;
      padding:7px 10px;
      border-radius:999px;
      background: var(--chip);
      border:1px solid rgba(211,19,63,.16);
      color: rgba(160, 8, 45, .95);
      font-weight:700;
      white-space:nowrap;
    }
    .ghost-link{
      display:inline-flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(17,17,17,.10);
      background:#fff;
      font-weight:700;
      font-size:13px;
      transition: transform .2s ease, border-color .2s ease;
      cursor:pointer;
    }
    .ghost-link:hover{ transform: translateY(-1px); border-color: rgba(211,19,63,.24); }
    .ghost-link .mini{
      width:24px; height:24px; border-radius:9px;
      background: rgba(211,19,63,.10);
      border:1px solid rgba(211,19,63,.18);
      display:flex; align-items:center; justify-content:center;
    }
    .ghost-link .mini::before{
      content:"";
      width:10px; height:10px; border-radius:50%;
      background: var(--red2);
      box-shadow: 0 0 0 6px rgba(255,43,95,.14);
    }

    .section{
      padding: 18px 0;
    }
    .section-head{
      display:flex; justify-content:space-between; align-items:flex-end;
      gap:12px; flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .kicker{
      font-size:12.5px; color: rgba(185,14,54,.95);
      font-weight:800; letter-spacing:.2px;
      display:flex; align-items:center; gap:10px;
    }
    .kicker::before{
      content:"";
      width:14px; height:14px;
      border-radius:5px;
      background: linear-gradient(135deg, rgba(211,19,63,1), rgba(255,204,102,1));
      box-shadow: 0 14px 30px rgba(211,19,63,.20);
    }
    .section-title{
      margin: 6px 0 0;
      font-size: clamp(18px, 2vw, 24px);
      letter-spacing:-.3px;
      line-height:1.25;
    }
    .section-sub{
      margin: 6px 0 0;
      color: var(--muted);
      font-size:13.5px;
      line-height:1.8;
      max-width: 72ch;
    }

    .grid-3{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:12px;
    }
    .grid-2{
      display:grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap:12px;
    }

    .card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(17,17,17,.10);
      border-radius: var(--radius);
      padding: 14px;
      box-shadow: 0 18px 40px rgba(17,17,17,.06);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      border-color: rgba(211,19,63,.22);
      box-shadow: 0 24px 60px rgba(211,19,63,.12);
    }
    .card h3{
      margin:0;
      font-size:15.5px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:8px 0 0;
      color:var(--muted2);
      font-size:13px;
      line-height:1.75;
    }

    .card .meta-row{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-top:10px;
    }
    .chip{
      padding: 7px 10px;
      border-radius:999px;
      border:1px solid rgba(211,19,63,.16);
      background: rgba(211,19,63,.06);
      color: rgba(150, 10, 40, .98);
      font-size:12px;
      font-weight:700;
      white-space:nowrap;
    }

    .stepper{
      display:grid;
      grid-template-columns: repeat(4, minmax(0,1fr));
      gap:12px;
    }
    .step{
      background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.95));
      border:1px solid rgba(17,17,17,.10);
      border-radius: var(--radius);
      padding: 14px;
      position:relative;
      overflow:hidden;
      transition: transform .22s ease, border-color .22s ease;
      min-height:146px;
    }
    .step:hover{ transform: translateY(-2px); border-color: rgba(211,19,63,.22); }
    .step .num{
      width:38px; height:38px;
      border-radius:14px;
      background: rgba(211,19,63,.10);
      border:1px solid rgba(211,19,63,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color: var(--red3);
      box-shadow: 0 18px 40px rgba(211,19,63,.10);
    }
    .step h3{ margin:10px 0 0; font-size:15.5px; letter-spacing:-.2px; }
    .step p{ margin:8px 0 0; color:var(--muted2); font-size:13px; line-height:1.7; }

    .compare-wrap{
      border-radius: var(--radius2);
      border:1px solid rgba(17,17,17,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 22px 55px rgba(17,17,17,.07);
      overflow:hidden;
    }
    .compare-top{
      padding: 14px 14px 10px;
      border-bottom:1px solid rgba(17,17,17,.08);
      display:flex; gap:10px; align-items:flex-start; justify-content:space-between; flex-wrap:wrap;
      background: linear-gradient(135deg, rgba(211,19,63,.10), rgba(255,204,102,.10));
    }
    .rating{
      display:flex; gap:12px; align-items:center; flex-wrap:wrap;
    }
    .stars{
      display:flex; gap:4px; align-items:center;
    }
    .star{
      width:18px; height:18px;
      background: var(--grad2);
      clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
      box-shadow: 0 10px 20px rgba(211,19,63,.18);
    }
    .rating strong{ font-size:16px; }
    .rating .score{
      font-size:12.5px; color:var(--muted2);
      margin-top:3px;
    }
    table{
      width:100%;
      border-collapse:collapse;
      font-size:13px;
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(17,17,17,.08);
      vertical-align:top;
    }
    th{
      text-align:left;
      background: rgba(255,255,255,.6);
      color: rgba(20,20,20,.9);
      font-weight:900;
    }
    tr:last-child td{ border-bottom:none; }
    td .mark{
      display:inline-flex; align-items:center; gap:8px;
      font-weight:800;
    }
    .tick{
      width:20px; height:20px; border-radius:8px;
      background: rgba(211,19,63,.10);
      border:1px solid rgba(211,19,63,.20);
      position:relative;
      flex:0 0 auto;
    }
    .tick::before{
      content:"";
      position:absolute; left:6px; top:5px;
      width:7px; height:11px;
      border-right:2px solid var(--red3);
      border-bottom:2px solid var(--red3);
      transform: rotate(35deg);
    }
    .bad{
      color: var(--muted2);
      font-weight:700;
    }
    .best{
      color: rgba(185,14,54,.98);
      font-weight:900;
    }
    .compare-actions{
      padding: 12px 14px 14px;
      display:flex; gap:10px; flex-wrap:wrap; align-items:center; justify-content:flex-end;
      background: rgba(255,255,255,.62);
    }

    .list{
      display:flex; flex-direction:column; gap:10px;
      margin-top:10px;
    }
    .li{
      display:flex; gap:10px; align-items:flex-start;
      padding: 12px 12px;
      border-radius: 16px;
      border:1px solid rgba(17,17,17,.10);
      background:#fff;
    }
    .li .bullet{
      width:26px; height:26px; border-radius:10px;
      background: rgba(211,19,63,.10);
      border:1px solid rgba(211,19,63,.20);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      color: var(--red3);
      font-weight:900;
      font-size:12px;
    }
    .li strong{ display:block; font-size:13.5px; }
    .li span{ display:block; margin-top:4px; color: var(--muted2); font-size:12.8px; line-height:1.55; }

    .reviews{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:12px;
    }
    .review{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,17,17,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 40px rgba(17,17,17,.06);
      position:relative;
      overflow:hidden;
      transition: transform .22s ease, border-color .22s ease;
      min-height:180px;
      display:flex; flex-direction:column;
    }
    .review:hover{ transform: translateY(-2px); border-color: rgba(211,19,63,.22); }
    .review::after{
      content:"";
      position:absolute;
      right:-50px; top:-50px;
      width:140px; height:140px;
      background: radial-gradient(circle at 30% 30%, rgba(211,19,63,.22), transparent 60%);
      pointer-events:none;
    }
    .review-top{
      display:flex; align-items:center; gap:10px; position:relative; z-index:1;
    }
    .avatar{
      width:42px; height:42px; border-radius:16px;
      background: linear-gradient(135deg, rgba(211,19,63,.18), rgba(255,204,102,.18));
      border:1px solid rgba(211,19,63,.22);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      color: rgba(185,14,54,.95);
      letter-spacing:.2px;
      flex:0 0 auto;
    }
    .review-top strong{ font-size:14px; }
    .review-top span{ display:block; margin-top:3px; color:var(--muted2); font-size:12px; }

    .review p{
      margin:12px 0 0;
      color:var(--muted);
      font-size:13px; line-height:1.8;
      position:relative; z-index:1;
    }
    .review-foot{
      margin-top:auto;
      display:flex; align-items:center; justify-content:space-between;
      gap:10px;
      position:relative; z-index:1;
      padding-top:12px;
    }
    .small-stars{
      display:flex; gap:4px; align-items:center;
    }
    .small-stars i{
      width:10px; height:10px; border-radius:4px;
      background: rgba(211,19,63,.18);
      border:1px solid rgba(211,19,63,.25);
    }
    .badge-verified{
      font-size:12px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(211,19,63,.08);
      border:1px solid rgba(211,19,63,.18);
      color: rgba(145, 10, 40, .95);
      font-weight:900;
      white-space:nowrap;
    }

    .case-grid{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:12px;
    }
    .case-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(17,17,17,.10);
      border-radius: var(--radius);
      padding: 14px;
      box-shadow: 0 18px 40px rgba(17,17,17,.06);
      transition: transform .22s ease, border-color .22s ease;
      display:flex; flex-direction:column; gap:10px;
      min-height:220px;
    }
    .case-card:hover{ transform: translateY(-2px); border-color: rgba(211,19,63,.22); }
    .case-head{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .case-type{
      font-size:12px;
      font-weight:900;
      padding:8px 10px;
      border-radius:999px;
      background: rgba(211,19,63,.08);
      border:1px solid rgba(211,19,63,.18);
      color: rgba(145,10,40,.95);
      white-space:nowrap;
    }
    .case-tag{
      font-size:12px;
      color:var(--muted2);
      font-weight:800;
      border:1px solid rgba(17,17,17,.10);
      padding:8px 10px;
      border-radius:999px;
      background:#fff;
      white-space:nowrap;
    }
    .case-title{
      margin:0;
      font-size:15.5px;
      letter-spacing:-.2px;
      line-height:1.35;
    }
    .case-desc{
      margin:0;
      color:var(--muted2);
      font-size:13px;
      line-height:1.75;
    }
    .case-foot{
      margin-top:auto;
      display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap;
    }
    .btn-small{
      padding:10px 12px;
      border-radius:14px;
      font-size:13px;
      border:1px solid rgba(211,19,63,.22);
      background: rgba(211,19,63,.06);
      font-weight:900;
      cursor:pointer;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
      white-space:nowrap;
    }
    .btn-small:hover{ transform: translateY(-1px); border-color: rgba(211,19,63,.35); background: rgba(211,19,63,.10); }

    .article-list{
      display:grid; grid-template-columns: 1.05fr .95fr; gap:12px;
      align-items:start;
    }
    .article-main{
      padding:14px;
    }
    .article-main .top-row{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-bottom:10px;
    }
    .searchish{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .filter{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border:1px solid rgba(17,17,17,.10);
      background:#fff;
      border-radius: 14px;
    }
    .filter input{
      border:none; outline:none;
      font-size:13px;
      width: 170px;
      background:transparent;
    }
    .filter input::placeholder{ color: rgba(75,75,75,.6); }
    .filter svg{ width:18px; height:18px; color: rgba(185,14,54,.95); }
    .article-items{
      display:flex; flex-direction:column; gap:10px;
      margin-top:4px;
    }
    .article-item{
      padding:12px 12px;
      border:1px solid rgba(17,17,17,.10);
      border-radius: 16px;
      background: rgba(255,255,255,.86);
      transition: transform .2s ease, border-color .2s ease;
      display:flex; gap:12px; align-items:flex-start;
    }
    .article-item:hover{ transform: translateY(-1px); border-color: rgba(211,19,63,.22); }
    .badge{
      width:40px; height:40px; border-radius:16px;
      background: rgba(211,19,63,.10);
      border:1px solid rgba(211,19,63,.20);
      display:flex; align-items:center; justify-content:center;
      color: var(--red3);
      font-weight:950;
      flex:0 0 auto;
    }
    .article-item strong{
      display:block; font-size:13.8px; letter-spacing:-.1px;
      line-height:1.3;
    }
    .article-item span{
      display:block; margin-top:6px; color:var(--muted2); font-size:12.5px; line-height:1.6;
    }
    .article-item a{
      display:inline-flex; margin-top:10px;
      font-size:12.8px; font-weight:900; color: rgba(185,14,54,.98);
      align-items:center; gap:8px;
    }
    .article-item a .r{
      width:18px; height:18px; border-radius:7px;
      border:1px solid rgba(211,19,63,.22);
      background: rgba(211,19,63,.08);
      position:relative;
    }
    .article-item a .r::before{
      content:"";
      position:absolute; inset:0;
      margin:auto;
      width:7px; height:7px;
      border-right:2px solid rgba(185,14,54,.98);
      border-top:2px solid rgba(185,14,54,.98);
      transform: rotate(45deg);
      top:4px;
      left:4px;
    }

    .side-stack{
      display:flex; flex-direction:column; gap:12px;
    }
    .side-card{
      padding:14px;
      min-height: 210px;
    }
    .side-card h3{ margin:0; font-size:15.5px; letter-spacing:-.2px; }
    .side-card p{ margin:8px 0 0; color:var(--muted2); font-size:13px; line-height:1.75; }
    .tag-cloud{
      margin-top:10px;
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .tag-cloud a{
      font-size:12px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(17,17,17,.10);
      background:#fff;
      color: rgba(25,25,25,.92);
      font-weight:800;
      transition: transform .2s ease, border-color .2s ease;
    }
    .tag-cloud a:hover{ transform: translateY(-1px); border-color: rgba(211,19,63,.25); }

    details.faq{
      border:1px solid rgba(17,17,17,.10);
      border-radius: 18px;
      background: rgba(255,255,255,.86);
      box-shadow: 0 16px 38px rgba(17,17,17,.05);
      overflow:hidden;
      transition: border-color .2s ease, transform .2s ease;
    }
    details.faq[open]{ border-color: rgba(211,19,63,.24); }
    details.faq summary{
      list-style:none;
      cursor:pointer;
      padding: 14px 14px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-weight:950;
      font-size:14px;
    }
    details.faq summary::-webkit-details-marker{ display:none; }
    .faq-right{
      display:flex; align-items:center; gap:10px;
      color: rgba(185,14,54,.95);
      font-weight:950;
      white-space:nowrap;
      flex:0 0 auto;
      margin-top:1px;
    }
    .chev{
      width:26px; height:26px; border-radius:10px;
      background: rgba(211,19,63,.10);
      border:1px solid rgba(211,19,63,.18);
      position:relative;
      transition: transform .2s ease;
      flex:0 0 auto;
    }
    details.faq[open] .chev{ transform: rotate(180deg); }
    .chev::before{
      content:"";
      position:absolute;
      left:8px; top:9px;
      width:10px; height:10px;
      border-right:2px solid rgba(185,14,54,.95);
      border-bottom:2px solid rgba(185,14,54,.95);
      transform: rotate(45deg);
    }
    .faq-body{
      padding: 0 14px 14px;
      color: var(--muted);
      font-size:13.2px;
      line-height:1.85;
    }

    .form-grid{
      display:grid; grid-template-columns: .95fr 1.05fr; gap:12px;
      align-items:start;
    }
    .form-card{
      padding:14px;
    }
    form{
      display:flex; flex-direction:column; gap:10px;
    }
    .field-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    label{
      display:flex; flex-direction:column; gap:7px;
      font-size:12.5px; color: rgba(30,30,30,.9);
      font-weight:900;
    }
    input, select, textarea{
      border:1px solid rgba(17,17,17,.12);
      background:#fff;
      border-radius: 14px;
      padding: 12px 12px;
      font-size:14px;
      color: var(--ink);
      outline:none;
      transition: border-color .2s ease, box-shadow .2s ease;
    }
    textarea{ min-height:110px; resize: vertical; }
    input:focus, select:focus, textarea:focus{
      border-color: rgba(185,14,54,.35);
      box-shadow: 0 0 0 4px rgba(185,14,54,.12);
    }
    .form-actions{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center; justify-content:flex-start;
      margin-top:4px;
    }
    .hint{
      font-size:12.5px; color: var(--muted2); line-height:1.6;
    }

    footer{
      margin-top: 10px;
      background: linear-gradient(180deg, rgba(255,255,255,.65), rgba(255,255,255,.9));
      border-top:1px solid rgba(17,17,17,.08);
    }
    .footer-inner{
      padding: 18px 0 14px;
      display:flex; justify-content:space-between; align-items:flex-start; gap:14px; flex-wrap:wrap;
    }
    .footer-left{
      max-width: 560px;
    }
    .footer-left .f-brand{
      display:flex; gap:12px; align-items:center;
    }
    .f-logo{
      width:44px; height:44px; border-radius:16px;
      border:1px solid rgba(211,19,63,.18);
      background:#fff;
      box-shadow: 0 14px 30px rgba(211,19,63,.14);
      object-fit:contain;
    }
    .footer-left strong{ font-size:15px; }
    .footer-left p{
      margin:10px 0 0;
      color:var(--muted2);
      font-size:13px;
      line-height:1.8;
    }

    .footer-links{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
      justify-content:flex-end;
    }
    .footer-links a{
      font-size:12.8px;
      padding:9px 10px;
      border-radius:999px;
      background:#fff;
      border:1px solid rgba(17,17,17,.10);
      color: rgba(20,20,20,.92);
      font-weight:850;
      transition: transform .2s ease, border-color .2s ease;
    }
    .footer-links a:hover{ transform: translateY(-1px); border-color: rgba(211,19,63,.25); }

    .copyright{
      border-top:1px solid rgba(17,17,17,.08);
      padding: 12px 0 16px;
      color: var(--muted2);
      font-size:12.5px;
    }

    .float-kf{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:60;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
      pointer-events:none;
    }
    .kf-btn{
      pointer-events:auto;
      display:flex; align-items:center; gap:10px;
      padding: 12px 12px;
      border-radius: 18px;
      border:1px solid rgba(211,19,63,.22);
      background: rgba(255,255,255,.86);
      box-shadow: 0 22px 60px rgba(211,19,63,.18);
      cursor:pointer;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .kf-btn:hover{
      transform: translateY(-2px);
      border-color: rgba(211,19,63,.35);
      box-shadow: 0 26px 70px rgba(211,19,63,.22);
    }
    .kf-btn .kf-ico{
      width:34px; height:34px; border-radius:14px;
      background: rgba(211,19,63,.10);
      border:1px solid rgba(211,19,63,.20);
      display:flex; align-items:center; justify-content:center;
    }
    .kf-btn .kf-ico svg{ width:18px; height:18px; color: var(--red3); }
    .kf-btn strong{ font-size:13px; }
    .kf-btn span{ display:block; margin-top:2px; color: var(--muted2); font-size:12px; }
    .kf-pop{
      pointer-events:auto;
      width: 260px;
      border-radius: 22px;
      border:1px solid rgba(17,17,17,.10);
      background: rgba(255,255,255,.94);
      box-shadow: 0 30px 80px rgba(17,17,17,.16);
      overflow:hidden;
      transform-origin: right bottom;
      animation: pop .18s ease-out;
    }
    @keyframes pop{
      from{ transform: scale(.96); opacity:.3; }
      to{ transform: scale(1); opacity:1; }
    }
    .kf-pop .pop-head{
      padding: 12px 12px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
      border-bottom:1px solid rgba(17,17,17,.08);
      background: linear-gradient(135deg, rgba(211,19,63,.12), rgba(255,204,102,.10));
    }
    .kf-pop .pop-head strong{ font-size:13.5px; }
    .close-x{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(17,17,17,.10);
      background:#fff;
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease, border-color .2s ease;
    }
    .close-x:hover{ transform: translateY(-1px); border-color: rgba(211,19,63,.25); }
    .close-x svg{ width:18px; height:18px; color: rgba(185,14,54,.95); }
    .kf-pop .pop-body{
      padding: 12px;
      display:flex; gap:12px; align-items:center;
    }
    .qr{
      width:92px; height:92px; border-radius:18px;
      border:1px solid rgba(211,19,63,.18);
      background:#fff;
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
    }
    .qr img{ width:100%; height:100%; object-fit:cover; }
    .pop-text strong{ display:block; font-size:13.5px; }
    .pop-text span{ display:block; margin-top:6px; color:var(--muted2); font-size:12.6px; line-height:1.7; }
    .pop-foot{
      padding: 12px;
      border-top:1px solid rgba(17,17,17,.08);
      display:flex; gap:10px; flex-wrap:wrap;
      justify-content:space-between;
      align-items:center;
    }
    .pop-foot a{
      font-size:12.8px;
      font-weight:950;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(211,19,63,.22);
      background: rgba(211,19,63,.06);
      color: rgba(185,14,54,.98);
      transition: transform .2s ease, border-color .2s ease;
      white-space:nowrap;
    }
    .pop-foot a:hover{ transform: translateY(-1px); border-color: rgba(211,19,63,.35); }

    .to-top{
      pointer-events:auto;
      width:44px; height:44px;
      border-radius:18px;
      border:1px solid rgba(17,17,17,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 22px 60px rgba(17,17,17,.14);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease, border-color .2s ease;
      opacity:.0;
      transform: translateY(10px);
      visibility:hidden;
    }
    .to-top.show{
      opacity:1; transform: translateY(0); visibility:visible;
    }
    .to-top:hover{ transform: translateY(-2px); border-color: rgba(211,19,63,.25); }
    .to-top svg{ width:20px; height:20px; color: rgba(185,14,54,.95); }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .7s ease, transform .7s ease;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0);
    }

    .anchors{
      scroll-margin-top: 90px;
    }

    .sponsor-row{
      display:flex; gap:10px; flex-wrap:wrap;
      align-items:center;
      justify-content:flex-start;
      margin-top:10px;
    }
    .mini-stat{
      padding: 9px 10px;
      border-radius: 16px;
      border:1px solid rgba(17,17,17,.10);
      background: rgba(255,255,255,.86);
      font-size:12.5px;
      color: rgba(30,30,30,.92);
      font-weight:900;
      white-space:nowrap;
    }

    @media (max-width: 980px){
      .hero-grid{ grid-template-columns: 1fr; }
      .hero-metrics{ grid-template-columns: repeat(3, minmax(0,1fr)); }
      .grid-3{ grid-template-columns: repeat(2, minmax(0,1fr)); }
      .stepper{ grid-template-columns: repeat(2, minmax(0,1fr)); }
      .reviews{ grid-template-columns: repeat(2, minmax(0,1fr)); }
      .case-grid{ grid-template-columns: repeat(2, minmax(0,1fr)); }
      .article-list{ grid-template-columns: 1fr; }
      .form-grid{ grid-template-columns: 1fr; }
    }

    @media (max-width: 720px){
      .nav-links{ display:none; }
      .burger{ display:flex; }
      .mobile-panel{ display:block; }
      header{ backdrop-filter: blur(12px); }
      .hero-left{ padding: 18px 14px 14px; }
      .hero-right{ padding: 14px; }
      .hero-metrics{ grid-template-columns: 1fr; }
      .grid-3{ grid-template-columns: 1fr; }
      .grid-2{ grid-template-columns: 1fr; }
      .stepper{ grid-template-columns: 1fr; }
      .reviews{ grid-template-columns: 1fr; }
      .case-grid{ grid-template-columns: 1fr; }
      .field-row{ grid-template-columns: 1fr; }
      .filter input{ width: 130px; }
      .float-kf{ right:10px; bottom:10px; }
      .kf-pop{ width: 240px; }
      .hero{ padding-top: 16px; }
    }

    .sr-only{
      position:absolute !important;
      width:1px; height:1px;
      padding:0; margin:-1px;
      overflow:hidden; clip:rect(0,0,0,0);
      white-space:nowrap; border:0;
    }