:root {
      color-scheme: dark;
      --bg: #100b19;
      --panel: #191226;
      --panel-2: #21172e;
      --line: #392b49;
      --text: #f6effa;
      --muted: #b7a9c4;
      --pink: #ff4eb8;
      --violet: #b98cff;
      --cyan: #6ce7dc;
      --lime: #d3f276;
      --container: 1160px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 92px; }
    body {
      margin: 0;
      background:
        linear-gradient(180deg, #100b19 0%, #130d20 44%, #100b19 100%);
      color: var(--text);
      font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
      line-height: 1.65;
    }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font: inherit; }
    button, a, input, select, textarea { -webkit-tap-highlight-color: transparent; }
    img { max-width: 100%; height: auto; }
    .container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(16, 11, 25, .94);
      border-bottom: 1px solid rgba(185, 140, 255, .18);
      backdrop-filter: blur(16px);
    }
    .header-inner {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }
    .brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; }
    .ai-page-logo { width: 40px; height: 40px; object-fit: contain; }
    .brand-name { font-size: 17px; font-weight: 750; letter-spacing: 0; }
    .nav-wrap { display: flex; align-items: center; gap: 18px; }
    .nav-links {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 0;
      flex-wrap: wrap;
    }
    .nav-links a {
      padding: 8px 7px;
      color: #d1c5db;
      font-size: 12px;
      transition: color .2s ease;
    }
    .nav-links a:hover, .nav-links a:focus-visible { color: var(--cyan); }
    .nav-cta, .button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 10px 17px;
      border: 0;
      border-radius: 5px;
      background: var(--pink);
      color: #210b1d;
      font-weight: 750;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .nav-cta { min-height: 38px; padding: 8px 13px; font-size: 13px; }
    .button:hover, .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 9px 28px rgba(255, 78, 184, .23); }
    .button.secondary { background: transparent; color: var(--text); border: 1px solid #624b76; }
    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border: 1px solid var(--line);
      border-radius: 5px;
      background: var(--panel);
      color: var(--text);
      cursor: pointer;
    }
    .hero {
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid rgba(185, 140, 255, .14);
      background:
        linear-gradient(125deg, rgba(255, 78, 184, .09), transparent 45%),
        linear-gradient(310deg, rgba(108, 231, 220, .07), transparent 42%),
        #100b19;
    }
    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      opacity: .24;
      background-image: linear-gradient(rgba(200, 170, 230, .12) 1px, transparent 1px), linear-gradient(90deg, rgba(200, 170, 230, .12) 1px, transparent 1px);
      background-size: 54px 54px;
      mask-image: linear-gradient(to bottom, black, transparent 82%);
    }
    .hero-inner {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(270px, .8fr);
      align-items: center;
      gap: 54px;
      padding-block: 84px 70px;
    }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      margin: 0 0 20px;
      color: var(--cyan);
      font-size: 12px;
      font-weight: 750;
      letter-spacing: 1.2px;
      text-transform: uppercase;
    }
    .eyebrow::before { content: ""; width: 20px; height: 1px; background: currentColor; }
    h1, h2, h3, p { margin-top: 0; }
    h1 {
      max-width: 690px;
      margin-bottom: 20px;
      font-size: clamp(38px, 6vw, 68px);
      line-height: 1.12;
      letter-spacing: 0;
    }
    .accent { color: var(--pink); }
    .hero-copy { max-width: 620px; margin-bottom: 28px; color: #c9bbd4; font-size: 17px; }
    .hero-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
    .hero-note { margin: 18px 0 0; color: #a99ab6; font-size: 12px; }
    .hero-board {
      padding: 23px;
      border: 1px solid #453452;
      background: rgba(25, 18, 38, .8);
      box-shadow: 14px 14px 0 rgba(255, 78, 184, .08);
      animation: rise-in .7s ease both;
    }
    .board-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 15px; border-bottom: 1px solid var(--line); }
    .board-title { margin: 0; font-size: 14px; font-weight: 700; }
    .live-mark { color: var(--lime); font-size: 11px; }
    .metric-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding-top: 16px; }
    .metric { padding: 15px; background: #21172e; border-left: 2px solid var(--pink); }
    .metric:nth-child(2) { border-left-color: var(--cyan); }
    .metric:nth-child(3) { border-left-color: var(--violet); }
    .metric:nth-child(4) { border-left-color: var(--lime); }
    .metric strong { display: block; font-size: 20px; line-height: 1.3; }
    .metric span { display: block; margin-top: 5px; color: var(--muted); font-size: 11px; }
    .board-foot { margin: 15px 0 0; color: #b6a8c2; font-size: 12px; }
    .ticker { border-bottom: 1px solid var(--line); background: #171020; }
    .ticker-inner { display: flex; align-items: center; gap: 19px; padding-block: 15px; }
    .ticker-label { flex: 0 0 auto; color: var(--pink); font-size: 11px; font-weight: 800; letter-spacing: .7px; }
    .ticker-items { display: flex; flex-wrap: wrap; gap: 8px 18px; color: #c4b8ce; font-size: 12px; }
    .ticker-items span::before { content: "✦"; margin-right: 7px; color: var(--cyan); }
    section.content-section { padding-block: 72px; border-bottom: 1px solid rgba(185, 140, 255, .12); }
    .section-head { max-width: 720px; margin-bottom: 31px; }
    .section-kicker { margin-bottom: 8px; color: var(--pink); font-size: 11px; font-weight: 800; letter-spacing: 1.2px; }
    h2 { margin-bottom: 12px; font-size: clamp(27px, 4vw, 40px); line-height: 1.2; letter-spacing: 0; }
    .section-intro { margin-bottom: 0; color: var(--muted); }
    .split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, .78fr); align-items: start; gap: 42px; }
    .copy-block p { color: #c9bdd2; }
    .quote-line { margin: 23px 0 0; padding: 3px 0 3px 17px; border-left: 2px solid var(--pink); color: #f0d6e9; font-size: 17px; }
    .pill-list { display: flex; flex-wrap: wrap; gap: 9px; }
    .pill { padding: 7px 10px; border: 1px solid #443451; background: #191226; color: #d4c7de; font-size: 12px; }
    .stat-strip { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
    .stat-item { padding: 21px 18px; border-right: 1px solid var(--line); }
    .stat-item:last-child { border-right: 0; }
    .stat-item strong { display: block; color: var(--cyan); font-size: 23px; }
    .stat-item span { color: var(--muted); font-size: 12px; }
    .service-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
    .service-item {
      min-height: 165px;
      padding: 20px;
      border: 1px solid var(--line);
      background: linear-gradient(145deg, rgba(35, 25, 48, .96), rgba(22, 16, 32, .96));
      transition: transform .2s ease, border-color .2s ease;
    }
    .service-item:hover { transform: translateY(-4px); border-color: #9666b6; }
    .service-item h3 { margin-bottom: 9px; font-size: 16px; }
    .service-item p { margin-bottom: 0; color: var(--muted); font-size: 13px; }
    .service-icon { display: inline-grid; place-items: center; width: 29px; height: 29px; margin-bottom: 13px; border: 1px solid #734467; color: var(--pink); font-size: 13px; }
    .workflow {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 0;
      border-top: 1px solid #523d61;
      border-bottom: 1px solid #523d61;
    }
    .step { position: relative; padding: 24px 22px 25px 0; }
    .step + .step { padding-left: 22px; border-left: 1px solid #523d61; }
    .step-number { display: block; margin-bottom: 12px; color: var(--pink); font-size: 12px; font-weight: 800; letter-spacing: 1px; }
    .step h3 { margin-bottom: 8px; font-size: 15px; }
    .step p { margin-bottom: 0; color: var(--muted); font-size: 13px; }
    .industry-band { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; border: 1px solid var(--line); background: var(--line); }
    .industry { padding: 22px; background: #171020; }
    .industry h3 { margin-bottom: 8px; font-size: 16px; }
    .industry p { margin: 0; color: var(--muted); font-size: 13px; }
    .network-line { display: flex; flex-wrap: wrap; gap: 9px; }
    .network-line span { padding: 9px 12px; border: 1px solid #4b3859; color: #e2d7e9; font-size: 13px; }
    .case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .case { overflow: hidden; border: 1px solid var(--line); background: #191226; }
    .case-media { display: flex; align-items: center; justify-content: center; aspect-ratio: 16 / 7; overflow: hidden; background: #21172e; }
    .case-media img { display: block; width: 100%; height: 100%; object-fit: cover; }
    .case-copy { padding: 18px 20px 20px; }
    .case-copy h3 { margin-bottom: 7px; font-size: 16px; }
    .case-copy p { margin: 0; color: var(--muted); font-size: 13px; }
    .score-panel {
      display: grid;
      grid-template-columns: .7fr 1.3fr;
      gap: 32px;
      align-items: center;
      padding: 26px;
      border: 1px solid #5d3e65;
      background: linear-gradient(110deg, rgba(255, 78, 184, .1), rgba(108, 231, 220, .04));
    }
    .score { padding-right: 24px; border-right: 1px solid #503955; }
    .score-label { color: var(--muted); font-size: 12px; }
    .score-value { display: block; margin: 5px 0; color: var(--pink); font-size: 54px; font-weight: 800; line-height: 1; }
    .stars { color: var(--lime); letter-spacing: 3px; }
    .score small { color: var(--muted); }
    .comparison-wrap { overflow-x: auto; border: 1px solid var(--line); }
    table { width: 100%; min-width: 680px; border-collapse: collapse; background: #171020; text-align: left; }
    th, td { padding: 13px 15px; border-bottom: 1px solid var(--line); font-size: 13px; }
    th { color: #f5d8ee; background: #21172e; font-weight: 700; }
    td { color: #c9bdd2; }
    tr:last-child td { border-bottom: 0; }
    td:first-child { color: var(--text); font-weight: 650; }
    .check { color: var(--cyan); font-weight: 800; }
    .compare-note { margin: 12px 0 0; color: #9f91aa; font-size: 11px; }
    .reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; }
    .review { padding: 19px; border-top: 2px solid #8d4d82; background: #191226; }
    .review p { margin-bottom: 16px; color: #d3c7dc; font-size: 13px; }
    .review strong { display: block; font-size: 12px; }
    .review span { color: var(--muted); font-size: 11px; }
    .token-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
    .token-table { border-collapse: collapse; width: 100%; }
    .token-table th, .token-table td { border-bottom: 1px solid var(--line); padding: 13px 12px; }
    .token-table th { background: transparent; color: var(--pink); }
    .token-callout { padding: 22px; border-left: 2px solid var(--cyan); background: #191226; }
    .token-callout p { margin-bottom: 0; color: var(--muted); font-size: 13px; }
    .faq-list { border-top: 1px solid var(--line); }
    details { border-bottom: 1px solid var(--line); }
    summary {
      position: relative;
      padding: 17px 35px 17px 0;
      cursor: pointer;
      list-style: none;
      font-size: 14px;
      font-weight: 650;
    }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "+"; position: absolute; right: 4px; top: 12px; color: var(--pink); font-size: 22px; font-weight: 400; }
    details[open] summary::after { content: "−"; }
    details p { max-width: 820px; margin: 0; padding: 0 26px 18px 0; color: var(--muted); font-size: 13px; }
    .article-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 24px; border-top: 1px solid var(--line); }
    .article-link { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 15px 0; border-bottom: 1px solid var(--line); color: #ddd1e5; font-size: 13px; }
    .article-link span:last-child { color: var(--cyan); }
    .contact-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 34px; align-items: start; }
    .contact-info p { color: var(--muted); font-size: 14px; }
    .contact-method { margin-top: 18px; padding: 16px 0; border-top: 1px solid var(--line); }
    .contact-method strong { display: block; margin-bottom: 4px; font-size: 13px; }
    .contact-method a { color: var(--cyan); }
    .qr-wrap { width: 130px; margin-top: 14px; padding: 7px; background: #fff; }
    .qr-wrap img { display: block; width: 100%; }
    form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .field { display: flex; flex-direction: column; gap: 6px; }
    .field.full { grid-column: 1 / -1; }
    label { color: #d9cde1; font-size: 12px; }
    input, select, textarea {
      width: 100%;
      min-height: 44px;
      padding: 10px 12px;
      border: 1px solid #453451;
      border-radius: 3px;
      outline: none;
      background: #171020;
      color: var(--text);
    }
    textarea { min-height: 112px; resize: vertical; }
    input:focus, select:focus, textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 2px rgba(108, 231, 220, .1); }
    form .button { justify-self: start; cursor: pointer; }
    .footer {
      padding-block: 30px;
      background: #0c0812;
      color: #cbbfd5;
    }
    .footer-main { display: flex; align-items: flex-start; justify-content: space-between; gap: 25px; }
    .footer p { margin-bottom: 8px; color: #a99db2; font-size: 12px; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 8px 17px; }
    .footer-links a { color: #cbbfd5; font-size: 12px; }
    .footer-links a:hover { color: var(--cyan); }
    .footer-bottom { margin-top: 20px; padding-top: 15px; border-top: 1px solid #30233a; color: #8e8298; font-size: 11px; }
    .floating-contact {
      position: fixed;
      right: 18px;
      bottom: 18px;
      z-index: 18;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .floating-contact a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 13px;
      border: 1px solid #66455f;
      background: #21172e;
      color: var(--text);
      font-size: 12px;
      box-shadow: 0 5px 20px rgba(0, 0, 0, .26);
    }
    .floating-contact a:hover { border-color: var(--pink); }
    .reveal { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.is-visible { opacity: 1; transform: translateY(0); }
    @keyframes rise-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
      .reveal { opacity: 1; transform: none; }
    }
    @media (max-width: 980px) {
      .nav-wrap { gap: 8px; }
      .nav-links { display: none; position: absolute; top: 76px; left: 0; right: 0; padding: 12px 20px 18px; border-bottom: 1px solid var(--line); background: #100b19; }
      .nav-links.is-open { display: flex; justify-content: flex-start; }
      .nav-links a { padding: 9px 12px; font-size: 13px; }
      .menu-toggle { display: inline-grid; place-items: center; }
      .hero-inner { gap: 30px; }
    }
    @media (max-width: 700px) {
      .container { width: min(var(--container), calc(100% - 30px)); }
      .header-inner { min-height: 66px; }
      .nav-links { top: 66px; }
      .nav-cta { display: none; }
      .hero-inner { grid-template-columns: 1fr; padding-block: 60px 48px; gap: 34px; }
      h1 { font-size: 42px; }
      .hero-copy { font-size: 15px; }
      .hero-board { max-width: 480px; }
      section.content-section { padding-block: 54px; }
      .split, .token-layout, .contact-layout { grid-template-columns: 1fr; gap: 25px; }
      .stat-strip { grid-template-columns: 1fr 1fr; }
      .stat-item:nth-child(2) { border-right: 0; }
      .stat-item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
      .service-grid { grid-template-columns: 1fr 1fr; }
      .workflow { grid-template-columns: 1fr 1fr; }
      .step:nth-child(3) { border-left: 0; padding-left: 0; border-top: 1px solid #523d61; }
      .step:nth-child(4) { border-top: 1px solid #523d61; }
      .industry-band { grid-template-columns: 1fr; }
      .case-grid, .reviews { grid-template-columns: 1fr; }
      .score-panel { grid-template-columns: 1fr; gap: 21px; }
      .score { padding: 0 0 18px; border-right: 0; border-bottom: 1px solid #503955; }
      .article-list { grid-template-columns: 1fr; }
      .footer-main { flex-direction: column; }
      .floating-contact { right: 10px; bottom: 10px; }
      .floating-contact a { min-height: 38px; font-size: 11px; }
    }
    @media (max-width: 420px) {
      .service-grid { grid-template-columns: 1fr; }
      .metric-row { gap: 8px; }
      .metric { padding: 12px; }
      form { grid-template-columns: 1fr; }
      .field.full { grid-column: auto; }
    }