:root{
      --bg0:#ffffff;
      --bg1:#f6f7fb;
      --bg2:#f3f0ff;
      --card:#ffffff;
      --text:#151a22;
      --muted:#5a6372;
      --muted2:#7b8495;
      --line:rgba(20,28,40,.10);
      --shadow: 0 16px 40px rgba(17,24,39,.10);
      --shadow2: 0 10px 26px rgba(17,24,39,.10);
      --radius:18px;
      --radius2:26px;
      --brand1:#6d5efc;
      --brand2:#18b7ff;
      --brand3:#21d19f;
      --brand4:#ff6aa2;
      --brand5:#ffb020;
      --focus: rgba(109,94,252,.22);
      --btn:#151a22;
      --btnText:#fff;
      --link:#245bff;
      --ok:#13a36b;
      --warn:#b26d00;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      background:
        radial-gradient(1200px 520px at 12% -10%, rgba(109,94,252,.14), transparent 55%),
        radial-gradient(900px 420px at 92% 0%, rgba(24,183,255,.14), transparent 50%),
        radial-gradient(700px 420px at 70% 90%, rgba(33,209,159,.10), transparent 55%),
        linear-gradient(180deg, var(--bg0), var(--bg1) 58%, #ffffff 100%);
      color:var(--text);
      overflow-x:hidden;
    }
    a{color:inherit}
    .container{max-width:1140px; padding:0 18px; margin:0 auto}
    .skip-link{
      position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip-link:focus{
      left:18px; top:18px; width:auto; height:auto; padding:10px 12px;
      background:#fff; border:1px solid var(--line); border-radius:12px; z-index:9999;
      box-shadow:var(--shadow2);
    }

    header{
      position:sticky; top:0; z-index:40;
      background: rgba(255,255,255,.72);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(20,28,40,.08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 0;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:10px; min-width:220px;
    }
    .ai-page-logo{
      width:44px; height:auto; display:block;
      border-radius:12px;
      box-shadow:0 10px 24px rgba(109,94,252,.18);
      background:#fff;
    }
    .brand-meta{display:flex; flex-direction:column; line-height:1.15}
    .brand-name{font-weight:820; letter-spacing:.2px}
    .brand-sub{font-size:12px; color:var(--muted2); margin-top:2px}
    nav .nav-links{
      display:flex; align-items:center; gap:18px;
    }
    nav a.nav-link{
      text-decoration:none;
      font-size:14px; color:var(--muted);
      padding:10px 10px; border-radius:12px;
      transition: background .2s ease, color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    nav a.nav-link:hover{
      background: rgba(109,94,252,.10);
      color:#2a2f3a;
      transform: translateY(-1px);
    }
    .nav-actions{display:flex; align-items:center; gap:10px; justify-content:flex-end; min-width:220px}
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      font-size:13px; padding:9px 12px; border-radius:999px;
      border:1px solid rgba(20,28,40,.12);
      background: rgba(255,255,255,.7);
      color:var(--muted);
      text-decoration:none;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      white-space:nowrap;
    }
    .pill:hover{
      transform: translateY(-1px);
      box-shadow:0 12px 24px rgba(17,24,39,.08);
      border-color: rgba(109,94,252,.25);
    }
    .pill .dot{
      width:8px; height:8px; border-radius:50%;
      background: conic-gradient(from 120deg, var(--brand1), var(--brand2), var(--brand3), var(--brand4), var(--brand5), var(--brand1));
      box-shadow:0 0 0 4px rgba(109,94,252,.12);
    }
    .primary-btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      background: linear-gradient(135deg, rgba(109,94,252,1), rgba(24,183,255,1));
      color:var(--btnText);
      text-decoration:none;
      padding:11px 14px;
      border-radius:14px;
      font-weight:720;
      box-shadow: 0 18px 34px rgba(109,94,252,.22);
      transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
      border:1px solid rgba(255,255,255,.25);
      white-space:nowrap;
    }
    .primary-btn:hover{transform: translateY(-2px); box-shadow: 0 22px 46px rgba(109,94,252,.26); filter:saturate(1.05)}
    .primary-btn:active{transform: translateY(0px)}
    .burger{
      display:none;
      width:44px; height:44px; border-radius:14px;
      border:1px solid rgba(20,28,40,.12);
      background: rgba(255,255,255,.75);
      align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .burger:hover{transform: translateY(-1px); box-shadow:0 14px 26px rgba(17,24,39,.10)}
    .burger i{
      width:18px; height:2px; background: var(--text); position:relative; display:block;
    }
    .burger i::before,.burger i::after{
      content:""; position:absolute; left:0; width:18px; height:2px; background: var(--text);
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .burger i::before{top:-6px}
    .burger i::after{top:6px}
    .burger[aria-expanded="true"] i{background:transparent}
    .burger[aria-expanded="true"] i::before{top:0; transform: rotate(45deg)}
    .burger[aria-expanded="true"] i::after{top:0; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding:0 0 14px 0;
    }
    .mobile-panel .mobile-links{
      display:flex; flex-direction:column; gap:6px;
      padding:10px 0 0 0;
    }
    .mobile-panel a{
      text-decoration:none;
      padding:12px 12px;
      border:1px solid rgba(20,28,40,.10);
      border-radius:14px;
      background: rgba(255,255,255,.72);
      color: var(--muted);
    }
    .mobile-panel a:hover{border-color: rgba(109,94,252,.25); color:#2a2f3a}

    main{padding-bottom:46px}
    .section{
      padding:58px 0;
    }
    .section-tight{padding:42px 0}
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:18px;
      margin-bottom:20px;
    }
    .eyebrow{
      display:inline-flex; align-items:center; gap:10px;
      font-size:13px; color:var(--muted);
    }
    .eyebrow .spark{
      width:10px; height:10px; border-radius:4px;
      background: linear-gradient(135deg, var(--brand4), var(--brand2));
      transform: rotate(12deg);
      box-shadow:0 10px 20px rgba(255,106,162,.18);
    }
    h1,h2,h3{margin:0}
    .h1{
      font-size:40px; letter-spacing:-.8px; line-height:1.06;
      font-weight:920;
    }
    .h2{
      font-size:28px; letter-spacing:-.4px; line-height:1.18;
      font-weight:900;
    }
    .sub{
      margin-top:12px; color:var(--muted);
      font-size:15px; line-height:1.7;
      max-width:62ch;
    }

    .hero{
      padding:36px 0 12px 0;
      position:relative;
      overflow:hidden;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.08fr .92fr;
      gap:18px;
      align-items:stretch;
      padding:18px 0 6px 0;
    }
    .hero-left{
      padding:26px 0;
      position:relative;
    }
    .badge-row{
      display:flex; flex-wrap:wrap; gap:10px; margin-bottom:14px;
    }
    .rain-badge{
      display:inline-flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.68);
      box-shadow: 0 14px 30px rgba(17,24,39,.06);
      color:var(--muted);
      font-size:13px;
    }
    .rain-badge .chip{
      width:26px; height:26px; border-radius:10px;
      background: conic-gradient(from 120deg, var(--brand1), var(--brand2), var(--brand3), var(--brand4), var(--brand5), var(--brand1));
      box-shadow:0 10px 22px rgba(109,94,252,.18);
      position:relative;
    }
    .rain-badge .chip::after{
      content:"";
      position:absolute; inset:7px;
      border-radius:7px;
      background: rgba(255,255,255,.65);
    }

    .hero-cta{
      display:flex; flex-wrap:wrap; gap:12px; align-items:center;
      margin-top:18px;
    }
    .ghost-btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      padding:11px 14px; border-radius:14px;
      text-decoration:none;
      border:1px solid rgba(20,28,40,.14);
      background: rgba(255,255,255,.65);
      color:#1a202b;
      font-weight:740;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
      white-space:nowrap;
    }
    .ghost-btn:hover{
      transform: translateY(-2px);
      box-shadow:0 16px 30px rgba(17,24,39,.10);
      border-color: rgba(109,94,252,.25);
      background: rgba(255,255,255,.82);
    }
    .hero-note{
      display:flex; gap:10px; align-items:flex-start;
      margin-top:16px;
      padding:12px 14px;
      border-radius:16px;
      border:1px solid rgba(20,28,40,.08);
      background: rgba(255,255,255,.62);
      max-width:620px;
    }
    .hero-note svg{flex:0 0 auto; margin-top:2px}
    .hero-note b{font-weight:880}
    .hero-note .note-text{
      font-size:13px; color:var(--muted);
      line-height:1.6;
    }

    .hero-right{
      border-radius: var(--radius2);
      border: 1px solid rgba(20,28,40,.10);
      background:
        radial-gradient(800px 340px at 10% 10%, rgba(109,94,252,.16), transparent 50%),
        radial-gradient(650px 300px at 90% 10%, rgba(24,183,255,.14), transparent 55%),
        radial-gradient(560px 280px at 70% 95%, rgba(33,209,159,.12), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.64));
      box-shadow: 0 26px 70px rgba(109,94,252,.12);
      padding:18px;
      overflow:hidden;
      position:relative;
    }
    .hero-right::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(18px 18px at 16% 22%, rgba(255,106,162,.35), transparent 62%),
        radial-gradient(18px 18px at 82% 18%, rgba(24,183,255,.35), transparent 62%),
        radial-gradient(18px 18px at 74% 78%, rgba(33,209,159,.32), transparent 62%),
        radial-gradient(18px 18px at 26% 84%, rgba(255,176,32,.26), transparent 62%);
      pointer-events:none;
      opacity:.85;
      filter: blur(.2px);
    }
    .hero-right-inner{position:relative; z-index:1; display:flex; flex-direction:column; gap:12px; height:100%}
    .mini-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:stretch;
    }
    .data-card{
      border-radius:18px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(20,28,40,.10);
      padding:14px 14px;
      box-shadow: 0 18px 36px rgba(17,24,39,.06);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      position:relative;
      overflow:hidden;
    }
    .data-card::after{
      content:"";
      position:absolute; inset:-60px -60px auto auto;
      width:140px; height:140px;
      background: radial-gradient(circle at 30% 30%, rgba(109,94,252,.30), transparent 58%);
      transform: rotate(18deg);
      opacity:.55;
      pointer-events:none;
    }
    .data-card:hover{
      transform: translateY(-3px);
      box-shadow: 0 26px 58px rgba(17,24,39,.12);
      border-color: rgba(109,94,252,.22);
    }
    .data-top{display:flex; align-items:center; justify-content:space-between; gap:12px}
    .data-title{font-size:13px; color:var(--muted); white-space:nowrap}
    .data-ico{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.70);
      display:flex; align-items:center; justify-content:center;
      box-shadow:0 14px 26px rgba(17,24,39,.06);
    }
    .data-value{
      margin-top:10px;
      font-weight:950;
      font-size:24px;
      letter-spacing:-.4px;
    }
    .data-foot{
      margin-top:6px;
      font-size:12px; color:var(--muted2);
      line-height:1.5;
    }
    .flow-panel{
      border-radius:20px;
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.62);
      padding:14px 14px;
      flex:1;
      display:flex; flex-direction:column; gap:10px;
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
    }
    .flow-title{font-weight:900; letter-spacing:-.2px}
    .steps-mini{display:flex; flex-direction:column; gap:10px; margin-top:2px}
    .step-row{
      display:flex; gap:12px; align-items:flex-start;
      padding:10px 10px;
      border-radius:16px;
      background: rgba(255,255,255,.55);
      border:1px solid rgba(20,28,40,.08);
      transition: transform .18s ease, border-color .18s ease;
    }
    .step-row:hover{transform: translateY(-2px); border-color: rgba(109,94,252,.22)}
    .step-num{
      width:30px; height:30px; border-radius:12px;
      background: linear-gradient(135deg, rgba(109,94,252,.18), rgba(24,183,255,.18));
      border:1px solid rgba(109,94,252,.26);
      display:flex; align-items:center; justify-content:center;
      font-weight:900; color:#2c2f3a;
      flex:0 0 auto;
    }
    .step-text{font-size:13px; color:var(--muted); line-height:1.55}
    .flow-actions{display:flex; gap:10px; flex-wrap:wrap; margin-top:auto}
    .small-btn{
      display:inline-flex; align-items:center; justify-content:center; gap:8px;
      padding:10px 12px; border-radius:14px;
      border:1px solid rgba(20,28,40,.14);
      background: rgba(255,255,255,.72);
      text-decoration:none;
      font-weight:760; color:#1a202b;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      white-space:nowrap;
    }
    .small-btn:hover{transform: translateY(-2px); box-shadow:0 16px 32px rgba(17,24,39,.12); border-color: rgba(109,94,252,.25)}
    .small-btn.primary{
      color:#fff;
      background: linear-gradient(135deg, rgba(21,25,35,1), rgba(21,25,35,.88));
      border-color: rgba(255,255,255,.18);
    }

    .divider{
      height:1px;
      background: linear-gradient(90deg, transparent, rgba(20,28,40,.12), transparent);
      margin:0;
      border:none;
    }

    .grid-3{display:grid; grid-template-columns: repeat(3, 1fr); gap:14px}
    .grid-2{display:grid; grid-template-columns: repeat(2, 1fr); gap:14px}
    .grid-4{display:grid; grid-template-columns: repeat(4, 1fr); gap:12px}
    .card{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(20,28,40,.10);
      border-radius: var(--radius);
      box-shadow: 0 18px 44px rgba(17,24,39,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .card:hover{
      transform: translateY(-3px);
      box-shadow: 0 26px 68px rgba(17,24,39,.12);
      border-color: rgba(109,94,252,.22);
    }
    .card h3{
      font-size:16px; font-weight:900; letter-spacing:-.2px; margin-bottom:8px;
    }
    .card p{margin:0; color:var(--muted); font-size:14px; line-height:1.7}
    .tag-row{display:flex; flex-wrap:wrap; gap:8px; margin-top:12px}
    .tag{
      font-size:12px; color:var(--muted);
      border:1px solid rgba(20,28,40,.10);
      padding:7px 10px;
      border-radius:999px;
      background: rgba(255,255,255,.62);
      white-space:nowrap;
    }

    .two-col{
      display:grid; grid-template-columns: .92fr 1.08fr; gap:14px; align-items:start;
    }
    .panel{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(20,28,40,.10);
      border-radius: var(--radius2);
      box-shadow: 0 24px 60px rgba(17,24,39,.08);
      padding:18px;
      overflow:hidden;
      position:relative;
    }
    .panel::before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(620px 240px at 18% 0%, rgba(109,94,252,.16), transparent 55%),
        radial-gradient(520px 220px at 90% 14%, rgba(24,183,255,.14), transparent 55%),
        radial-gradient(520px 220px at 60% 100%, rgba(33,209,159,.10), transparent 60%);
      pointer-events:none;
      opacity:.9;
    }
    .panel > *{position:relative; z-index:1}

    .list{
      display:flex; flex-direction:column; gap:10px; margin-top:10px;
    }
    .li{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(20,28,40,.08);
      background: rgba(255,255,255,.58);
    }
    .li .check{
      width:26px; height:26px; border-radius:11px;
      background: linear-gradient(135deg, rgba(33,209,159,.22), rgba(24,183,255,.18));
      border:1px solid rgba(33,209,159,.34);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .li b{font-weight:900}
    .li .t{color:var(--muted); font-size:14px; line-height:1.6}

    .steps{
      display:grid; grid-template-columns: repeat(4, 1fr); gap:14px;
    }
    .step-card{
      padding:16px; border-radius:var(--radius);
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 18px 44px rgba(17,24,39,.06);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      position:relative; overflow:hidden;
    }
    .step-card:hover{transform: translateY(-3px); box-shadow: 0 26px 68px rgba(17,24,39,.12); border-color: rgba(109,94,252,.22)}
    .step-top{display:flex; align-items:center; justify-content:space-between; gap:12px}
    .step-idx{
      width:38px; height:38px; border-radius:16px;
      background: conic-gradient(from 180deg, rgba(109,94,252,.24), rgba(24,183,255,.22), rgba(33,209,159,.20), rgba(255,106,162,.18), rgba(255,176,32,.20), rgba(109,94,252,.24));
      border:1px solid rgba(20,28,40,.10);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
    }
    .step-badge{
      font-size:12px; color:var(--muted);
      border:1px solid rgba(20,28,40,.10);
      padding:7px 10px; border-radius:999px;
      background: rgba(255,255,255,.62);
      white-space:nowrap;
    }
    .step-card h3{margin-top:10px; font-size:16px; font-weight:920}
    .step-card p{margin-top:8px; color:var(--muted); font-size:14px; line-height:1.7}

    .compare-wrap{
      overflow:hidden;
    }
    .compare-table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      min-width:860px;
    }
    .table-wrap{
      overflow:auto;
      border-radius: var(--radius2);
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 22px 55px rgba(17,24,39,.08);
    }
    th,td{
      padding:14px 14px;
      border-bottom:1px solid rgba(20,28,40,.08);
      vertical-align:top;
      font-size:14px;
      line-height:1.6;
    }
    th{
      position:sticky; top:0;
      background: linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.76));
      z-index:2;
      font-weight:900;
      color:#1b2433;
      text-align:left;
    }
    tr:last-child td{border-bottom:none}
    .col-head{
      display:flex; flex-direction:column; gap:6px;
      min-width:220px;
    }
    .score-pill{
      display:inline-flex; align-items:center; gap:10px;
      padding:10px 12px; border-radius:16px;
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.68);
      width:max-content;
    }
    .stars{
      display:inline-flex; gap:3px; align-items:center;
    }
    .star{
      width:16px; height:16px;
      filter: drop-shadow(0 6px 10px rgba(255,176,32,.18));
    }
    .score-text{font-weight:930; letter-spacing:-.2px}
    .tiny-muted{color:var(--muted2); font-size:12px}

    .presence{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:10px;
    }
    .pill-mini{
      font-size:12px; color:var(--muted);
      border:1px solid rgba(20,28,40,.10);
      padding:7px 10px; border-radius:999px;
      background: rgba(255,255,255,.62);
    }
    .ok{
      color:#0f8a58;
      font-weight:900;
      display:inline-flex; align-items:center; gap:8px;
    }
    .ok svg{flex:0 0 auto}

    .faq{
      display:grid; grid-template-columns: 1fr;
      gap:10px;
    }
    details.faq-item{
      border-radius:18px;
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      padding:12px 14px;
      transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }
    details.faq-item[open]{
      border-color: rgba(109,94,252,.22);
      box-shadow: 0 26px 66px rgba(17,24,39,.12);
      transform: translateY(-2px);
    }
    summary{
      list-style:none;
      cursor:pointer;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-weight:920;
      letter-spacing:-.2px;
      padding:2px 0;
    }
    summary::-webkit-details-marker{display:none}
    .faq-q{font-size:15px; line-height:1.5}
    .faq-icon{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.66);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    details[open] .faq-icon{border-color: rgba(109,94,252,.24)}
    .faq-a{
      margin-top:10px;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
      padding-bottom:2px;
    }

    .tabs{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-bottom:14px;
    }
    .tab-btn{
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(20,28,40,.12);
      background: rgba(255,255,255,.68);
      cursor:pointer;
      font-weight:840;
      color:var(--muted);
      transition: transform .18s ease, border-color .18s ease, background .18s ease, color .18s ease;
    }
    .tab-btn:hover{transform: translateY(-2px); border-color: rgba(109,94,252,.24); color:#2a2f3a}
    .tab-btn.active{
      background: linear-gradient(135deg, rgba(109,94,252,.18), rgba(24,183,255,.12));
      border-color: rgba(109,94,252,.30);
      color:#1a202b;
    }

    .article-list{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:14px;
    }
    .article-card{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 18px 44px rgba(17,24,39,.06);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      display:flex; flex-direction:column; gap:10px;
      min-height:160px;
    }
    .article-card:hover{transform: translateY(-3px); box-shadow: 0 26px 68px rgba(17,24,39,.12); border-color: rgba(109,94,252,.22)}
    .article-top{display:flex; align-items:center; justify-content:space-between; gap:10px}
    .article-badge{
      font-size:12px; color:var(--muted);
      border:1px solid rgba(20,28,40,.10);
      padding:7px 10px; border-radius:999px; background: rgba(255,255,255,.62);
      white-space:nowrap;
    }
    .article-time{font-size:12px; color:var(--muted2); white-space:nowrap}
    .article-title{
      font-weight:950; letter-spacing:-.3px; line-height:1.3;
      font-size:15px;
    }
    .article-desc{
      color:var(--muted); font-size:13.5px; line-height:1.7; margin-top:auto;
    }
    .article-link{
      text-decoration:none;
      font-weight:880;
      color:#1a202b;
      display:flex; align-items:center; gap:10px;
      padding-top:2px;
    }
    .article-link svg{transition: transform .2s ease}
    .article-card:hover .article-link svg{transform: translateX(3px)}

    .form{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:12px;
    }
    .field{display:flex; flex-direction:column; gap:7px}
    label{font-size:13px; color:var(--muted); font-weight:860}
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(20,28,40,.14);
      background: rgba(255,255,255,.78);
      color: var(--text);
      outline:none;
      transition: box-shadow .2s ease, border-color .2s ease;
      font-size:14px;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(109,94,252,.40);
      box-shadow: 0 0 0 6px var(--focus);
    }
    .form .full{grid-column: 1 / -1}
    .form-actions{grid-column: 1 / -1; display:flex; gap:12px; flex-wrap:wrap; align-items:center; justify-content:flex-start}
    .help-inline{
      color:var(--muted2); font-size:12px; line-height:1.5;
    }

    footer{
      background: linear-gradient(180deg, rgba(255,255,255,.7), rgba(246,247,251,.95));
      border-top:1px solid rgba(20,28,40,.08);
      padding:30px 0;
    }
    .footer-grid{
      display:grid; grid-template-columns: 1.2fr .8fr; gap:14px; align-items:start;
    }
    .foot-card{
      border-radius: var(--radius2);
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 18px 44px rgba(17,24,39,.06);
      padding:16px;
    }
    .foot-top{display:flex; align-items:flex-start; gap:12px}
    .foot-top .qr{
      width:74px; height:74px; border-radius:18px;
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.75);
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
      flex:0 0 auto;
    }
    .foot-top img{width:100%; height:100%; object-fit:cover}
    .foot-title{font-weight:950; letter-spacing:-.3px}
    .foot-text{color:var(--muted); font-size:14px; line-height:1.7; margin-top:8px}
    .foot-links{
      display:flex; flex-wrap:wrap; gap:10px; margin-top:12px;
    }
    .foot-links a{
      text-decoration:none;
      font-size:13px; color:var(--muted);
      border:1px solid rgba(20,28,40,.10);
      padding:9px 12px; border-radius:999px;
      background: rgba(255,255,255,.62);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease, color .2s ease;
    }
    .foot-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(109,94,252,.25);
      box-shadow: 0 16px 30px rgba(17,24,39,.10);
      color:#1a202b;
    }
    .footer-bottom{
      margin-top:14px;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      color:var(--muted2);
      font-size:12.5px;
    }
    .copyright{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .mini-links a{
      color:var(--muted2); text-decoration:none; padding:6px 10px; border-radius:999px;
      border:1px solid rgba(20,28,40,.08);
      background: rgba(255,255,255,.55);
      transition: border-color .2s ease, color .2s ease, transform .2s ease;
    }
    .mini-links a:hover{border-color: rgba(109,94,252,.24); color:#1a202b; transform: translateY(-1px)}

    .float-customer{
      position:fixed;
      right:14px; bottom:18px;
      z-index:60;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
    }
    .fab{
      display:flex; align-items:center; gap:10px;
      padding:12px 12px;
      border-radius:18px;
      border:1px solid rgba(20,28,40,.12);
      background: rgba(255,255,255,.86);
      box-shadow: 0 26px 62px rgba(17,24,39,.16);
      cursor:pointer;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, opacity .2s ease;
      user-select:none;
    }
    .fab:hover{transform: translateY(-3px); border-color: rgba(109,94,252,.25); box-shadow: 0 32px 80px rgba(17,24,39,.18)}
    .fab[aria-hidden="true"]{opacity:.0; pointer-events:none}
    .fab .icon{
      width:40px; height:40px; border-radius:16px;
      background: linear-gradient(135deg, rgba(109,94,252,.20), rgba(24,183,255,.18));
      border:1px solid rgba(109,94,252,.26);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .fab .txt{display:flex; flex-direction:column; line-height:1.15}
    .fab .txt b{font-weight:950; font-size:13.5px}
    .fab .txt span{color:var(--muted2); font-size:12px; margin-top:4px}
    .fab .qrbox{
      position:absolute; right:0; bottom:62px;
      width:220px;
      border-radius:20px;
      border:1px solid rgba(20,28,40,.12);
      background: rgba(255,255,255,.92);
      box-shadow: 0 26px 62px rgba(17,24,39,.18);
      overflow:hidden;
      transform-origin: 90% 100%;
      transform: scale(.98);
      opacity:0;
      pointer-events:none;
      transition: opacity .2s ease, transform .2s ease;
      padding:12px;
    }
    .fab:hover .qrbox, .fab:focus-within .qrbox{
      opacity:1;
      transform: scale(1);
      pointer-events:auto;
    }
    .qrbox h4{font-size:13px; margin:2px 0 8px 0; font-weight:950}
    .qrbox .qrimg{
      width:100%;
      border-radius:16px;
      overflow:hidden;
      border:1px solid rgba(20,28,40,.10);
      background:#fff;
      aspect-ratio:1/1;
    }
    .qrbox .qrimg img{width:100%; height:100%; object-fit:cover}
    .qrbox .qrmeta{
      margin-top:10px;
      color:var(--muted);
      font-size:12.5px;
      line-height:1.55;
    }

    .to-top{
      width:44px; height:44px;
      border-radius:16px;
      border:1px solid rgba(20,28,40,.12);
      background: rgba(255,255,255,.86);
      box-shadow: 0 26px 62px rgba(17,24,39,.16);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, opacity .2s ease;
    }
    .to-top:hover{transform: translateY(-3px); border-color: rgba(109,94,252,.25); box-shadow: 0 32px 80px rgba(17,24,39,.18)}
    .to-top[aria-hidden="true"]{opacity:0; pointer-events:none}
    .to-top svg{transition: transform .2s ease}
    .to-top:hover svg{transform: translateY(-2px)}

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }

    .timeline{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .timeline-item{
      border-radius: var(--radius2);
      border:1px solid rgba(20,28,40,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 18px 44px rgba(17,24,39,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .timeline-item::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(540px 200px at 0% 0%, rgba(109,94,252,.16), transparent 60%),
        radial-gradient(420px 200px at 100% 20%, rgba(24,183,255,.12), transparent 60%);
      pointer-events:none;
      opacity:.8;
    }
    .timeline-item > *{position:relative; z-index:1}
    .t-top{display:flex; align-items:flex-start; justify-content:space-between; gap:12px}
    .t-title{font-weight:950; letter-spacing:-.3px}
    .t-when{color:var(--muted2); font-size:12.5px; white-space:nowrap}
    .t-desc{color:var(--muted); font-size:14px; line-height:1.75; margin-top:10px}
    .muted-hr{
      margin:12px 0 0 0; height:1px; border:none; background: rgba(20,28,40,.08);
    }
    .t-bullets{margin:12px 0 0 0; padding:0; list-style:none; display:flex; flex-direction:column; gap:9px}
    .t-bullets li{
      display:flex; gap:10px; align-items:flex-start;
      color:var(--muted); font-size:13.5px; line-height:1.65;
      padding:10px 10px;
      border-radius:16px;
      border:1px solid rgba(20,28,40,.08);
      background: rgba(255,255,255,.55);
    }
    .t-bullets li .bicon{
      width:26px; height:26px; border-radius:11px;
      background: linear-gradient(135deg, rgba(255,176,32,.20), rgba(109,94,252,.16));
      border:1px solid rgba(255,176,32,.25);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto; margin-top:2px;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; gap:14px}
      .hero-right{padding:16px}
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns: 1fr}
      .grid-4{grid-template-columns: repeat(2, 1fr)}
      .two-col{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .article-list{grid-template-columns: 1fr}
      .timeline{grid-template-columns: 1fr}
      .h1{font-size:32px}
      nav .nav-links{display:none}
      .burger{display:flex}
      .mobile-panel{display:block}
    }
    @media (max-width: 520px){
      .steps{grid-template-columns: 1fr}
      .grid-4{grid-template-columns: 1fr 1fr}
      .form{grid-template-columns: 1fr}
      input, select, textarea{border-radius:14px}
      .container{padding:0 14px}
      .hero-right{border-radius:22px}
      .h2{font-size:24px}
    }