:root {
      color-scheme: dark;
      --bg: #10101a;
      --bg-soft: #171722;
      --panel: #1c1b28;
      --panel-alt: #211d2c;
      --text: #f4f1f7;
      --muted: #b7b2c1;
      --line: rgba(226, 214, 240, .13);
      --pink: #ff4ea0;
      --pink-light: #ff83bb;
      --violet: #aa83ff;
      --mint: #7ee6cf;
      --max: 1180px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 88px; }
    body {
      margin: 0;
      background: var(--bg);
      color: var(--text);
      font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
    }
    body::before {
      position: fixed;
      inset: 0;
      z-index: -1;
      pointer-events: none;
      content: "";
      background:
        radial-gradient(ellipse at 15% 8%, rgba(153, 62, 131, .18), transparent 34%),
        radial-gradient(ellipse at 90% 42%, rgba(81, 61, 133, .12), transparent 30%),
        linear-gradient(180deg, #10101a 0%, #13121d 48%, #101019 100%);
    }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font: inherit; }
    button, a { -webkit-tap-highlight-color: transparent; }
    .container { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      border-bottom: 1px solid var(--line);
      background: rgba(16, 16, 26, .92);
      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; }
    .brand img { display: block; width: 138px; max-height: 42px; object-fit: contain; }
    .brand-fallback { font-size: 18px; font-weight: 750; letter-spacing: 0; }
    .nav-wrap { display: flex; align-items: center; gap: 22px; }
    .nav-links { display: flex; align-items: center; gap: 0; }
    .nav-links a { padding: 10px 12px; color: var(--muted); font-size: 13px; transition: color .2s ease; }
    .nav-links a:hover, .nav-links a:focus-visible { color: var(--pink-light); }
    .button {
      display: inline-flex; min-height: 44px; align-items: center; justify-content: center;
      gap: 9px; padding: 0 19px; border: 1px solid transparent; border-radius: 6px;
      background: linear-gradient(110deg, var(--pink), #cf59d2); color: #190e19;
      font-weight: 750; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      cursor: pointer;
    }
    .button:hover { transform: translateY(-2px); box-shadow: 0 9px 28px rgba(255, 78, 160, .24); }
    .button-secondary { background: transparent; border-color: rgba(255, 131, 187, .5); color: var(--text); }
    .menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 5px; background: var(--panel); color: var(--text); cursor: pointer; }
    .menu-toggle span, .menu-toggle::before, .menu-toggle::after { display: block; width: 17px; height: 2px; margin: 4px auto; background: currentColor; content: ""; }
    .hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); }
    .hero::before {
      position: absolute; inset: 0; pointer-events: none; content: "";
      background-image: linear-gradient(rgba(223, 199, 240, .035) 1px, transparent 1px), linear-gradient(90deg, rgba(223, 199, 240, .035) 1px, transparent 1px);
      background-size: 48px 48px; mask-image: linear-gradient(to bottom, #000 0%, transparent 95%);
    }
    .hero-inner { position: relative; padding-top: 88px; padding-bottom: 61px; }
    .hero-copy { max-width: 820px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 9px; margin: 0 0 19px; color: var(--pink-light); font-size: 12px; font-weight: 700; letter-spacing: 1.1px; }
    .eyebrow::before { width: 23px; height: 1px; background: var(--pink); content: ""; }
    h1 { max-width: 760px; margin: 0; font-size: clamp(38px, 6vw, 68px); line-height: 1.12; letter-spacing: 0; }
    .hero h1 span { color: var(--pink-light); }
    .hero-lead { max-width: 690px; margin: 23px 0 0; color: var(--muted); font-size: 17px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 29px; }
    .hero-meta { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 26px; color: #d6d1dd; font-size: 13px; }
    .hero-meta span::before { margin-right: 8px; color: var(--mint); content: "✓"; }
    .hero-bottom { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: end; margin-top: 64px; }
    .hero-bottom p { max-width: 550px; margin: 0; color: var(--muted); font-size: 14px; }
    .metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line); background: rgba(28, 27, 40, .72); }
    .metric { padding: 16px 18px; border-right: 1px solid var(--line); }
    .metric:last-child { border: 0; }
    .metric strong { display: block; color: var(--pink-light); font-size: 20px; }
    .metric span { color: var(--muted); font-size: 12px; }
    main section { padding: 77px 0; border-bottom: 1px solid var(--line); }
    .section-head { display: flex; align-items: end; justify-content: space-between; gap: 26px; margin-bottom: 30px; }
    .section-kicker { margin: 0 0 8px; color: var(--pink-light); font-size: 12px; font-weight: 700; letter-spacing: 1px; }
    h2 { margin: 0; font-size: clamp(27px, 4vw, 39px); line-height: 1.2; }
    h3 { margin: 0; font-size: 18px; line-height: 1.4; }
    .section-note { max-width: 480px; margin: 0; color: var(--muted); font-size: 14px; }
    .intro-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: start; }
    .intro-copy p { margin: 0 0 16px; color: var(--muted); }
    .intro-copy strong { color: var(--text); }
    .capability-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 22px; border-top: 1px solid var(--line); }
    .capability-list div { padding: 15px 0; border-bottom: 1px solid var(--line); }
    .capability-list strong { display: block; margin-bottom: 3px; font-size: 14px; }
    .capability-list span { color: var(--muted); font-size: 12px; }
    .service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .service-item { min-height: 150px; padding: 20px; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(35, 31, 47, .9), rgba(26, 25, 37, .82)); transition: transform .22s ease, border-color .22s ease, background .22s ease; }
    .service-item:hover { transform: translateY(-4px); border-color: rgba(255, 131, 187, .5); background: #211d2c; }
    .service-item .index { display: block; margin-bottom: 11px; color: var(--pink-light); font-size: 11px; }
    .service-item p { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
    .service-more { margin: 19px 0 0; color: var(--muted); font-size: 13px; }
    .service-more strong { color: var(--text); }
    .workflow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: step; }
    .step { position: relative; padding: 20px 22px 20px 0; border-top: 1px solid rgba(255, 131, 187, .52); counter-increment: step; }
    .step::before { display: block; margin-bottom: 16px; color: var(--pink-light); content: "0" counter(step); font-size: 13px; font-weight: 750; }
    .step p { max-width: 230px; margin: 8px 0 0; color: var(--muted); font-size: 13px; }
    .industry-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .industry { padding: 0 0 18px; border-bottom: 1px solid var(--line); }
    .industry h3 { margin-bottom: 7px; }
    .industry p { margin: 0; color: var(--muted); font-size: 13px; }
    .tag-cloud { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 25px; }
    .tag-cloud span { padding: 6px 11px; border: 1px solid var(--line); color: #d8d2df; font-size: 12px; }
    .network-band { display: grid; grid-template-columns: .9fr 1.1fr; gap: 42px; align-items: center; padding: 31px; border-left: 2px solid var(--pink); background: rgba(28, 27, 40, .72); }
    .network-band p { margin: 10px 0 0; color: var(--muted); font-size: 14px; }
    .network-band .tag-cloud { margin: 0; }
    .media-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 14px; align-items: start; }
    .media-frame { overflow: hidden; border: 1px solid var(--line); background: var(--panel); }
    .media-frame img { display: block; width: 100%; height: auto; }
    .media-caption { padding: 12px 14px; color: var(--muted); font-size: 12px; }
    .case-note { margin: 18px 0 0; color: var(--muted); font-size: 13px; }
    .review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .review { display: flex; flex-direction: column; min-height: 184px; padding: 19px; border: 1px solid var(--line); background: rgba(28, 27, 40, .72); }
    .review blockquote { flex: 1; margin: 0; color: #e7e2eb; font-size: 14px; }
    .review footer { margin-top: 18px; color: var(--pink-light); font-size: 12px; }
    .rating-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 25px; align-items: start; }
    .rating-score { padding: 25px; border: 1px solid rgba(255, 78, 160, .35); background: linear-gradient(145deg, rgba(90, 37, 76, .38), rgba(28, 27, 40, .8)); }
    .rating-score .stars { color: #ffc66f; letter-spacing: 2px; font-size: 19px; }
    .rating-score strong { display: block; margin: 6px 0; color: var(--pink-light); font-size: 48px; line-height: 1.1; }
    .rating-score p { margin: 0; color: var(--muted); font-size: 13px; }
    .table-scroll { overflow-x: auto; border: 1px solid var(--line); }
    table { width: 100%; min-width: 600px; border-collapse: collapse; text-align: left; }
    th, td { padding: 13px 15px; border-bottom: 1px solid var(--line); font-size: 13px; }
    th { background: rgba(38, 32, 49, .9); color: #f2d9e7; font-weight: 700; }
    td { color: var(--muted); }
    td:first-child { color: var(--text); }
    tr:last-child td { border-bottom: 0; }
    .comparison-footnote { margin: 11px 0 0; color: var(--muted); font-size: 12px; }
    .token-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 35px; align-items: center; }
    .token-layout p { margin: 12px 0 0; color: var(--muted); }
    .token-points { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .token-point { padding: 15px; border-left: 1px solid var(--pink); background: rgba(28, 27, 40, .68); }
    .token-point strong { display: block; font-size: 14px; }
    .token-point span { color: var(--muted); font-size: 12px; }
    .faq-list { border-top: 1px solid var(--line); }
    .faq-item { border-bottom: 1px solid var(--line); }
    .faq-item summary { position: relative; padding: 17px 42px 17px 0; list-style: none; cursor: pointer; font-weight: 650; }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item summary::after { position: absolute; right: 4px; color: var(--pink-light); content: "+"; font-size: 22px; line-height: 1; }
    .faq-item[open] summary::after { content: "−"; }
    .faq-item p { max-width: 850px; margin: -3px 30px 18px 0; color: var(--muted); font-size: 14px; }
    .article-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
    .article-link { display: flex; min-height: 112px; flex-direction: column; justify-content: space-between; padding: 15px; border: 1px solid var(--line); background: var(--panel); transition: border-color .2s ease, transform .2s ease; }
    .article-link:hover { transform: translateY(-3px); border-color: rgba(255, 131, 187, .48); }
    .article-link strong { font-size: 13px; }
    .article-link span { color: var(--muted); font-size: 11px; }
    .contact-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 44px; align-items: start; }
    .contact-copy p { color: var(--muted); }
    .contact-list { display: grid; gap: 11px; margin-top: 22px; }
    .contact-list a, .contact-list span { color: #e8e2ed; font-size: 14px; }
    .contact-list a:hover { color: var(--pink-light); }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .field { display: grid; gap: 6px; }
    .field-full { grid-column: 1 / -1; }
    .field label { color: #e1dce6; font-size: 12px; }
    .field input, .field select, .field textarea { width: 100%; border: 1px solid rgba(226, 214, 240, .2); border-radius: 4px; outline: 0; background: #171621; color: var(--text); padding: 11px 12px; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--pink-light); box-shadow: 0 0 0 3px rgba(255, 78, 160, .1); }
    .field textarea { min-height: 106px; resize: vertical; }
    .form-submit { margin-top: 16px; }
    .join-band { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 24px 0; }
    .join-band p { max-width: 660px; margin: 7px 0 0; color: var(--muted); font-size: 14px; }
    .site-footer { border-top: 1px solid var(--line); background: #0d0d15; color: #ded9e4; }
    .footer-main { display: grid; grid-template-columns: 1.2fr 1fr; gap: 35px; padding: 31px 0 22px; }
    .footer-brand { font-weight: 750; }
    .footer-main p { max-width: 500px; margin: 8px 0 0; color: var(--muted); font-size: 12px; }
    .friend-links { display: flex; flex-wrap: wrap; align-content: start; gap: 8px 16px; }
    .friend-links a { color: #d2c9d8; font-size: 12px; }
    .friend-links a:hover { color: var(--pink-light); }
    .footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 13px 0; border-top: 1px solid var(--line); color: #aaa4b2; font-size: 11px; }
    .floating-contact { position: fixed; right: 18px; bottom: 20px; z-index: 15; display: grid; gap: 8px; }
    .floating-contact a { display: flex; min-width: 48px; min-height: 44px; align-items: center; justify-content: center; padding: 0 12px; border: 1px solid rgba(255, 131, 187, .42); background: #211a29; color: var(--text); font-size: 12px; box-shadow: 0 6px 22px rgba(0, 0, 0, .3); transition: background .2s ease, transform .2s ease; }
    .floating-contact a:hover { transform: translateY(-2px); background: #38213a; }
    .qr-pop { position: absolute; right: 58px; bottom: 0; display: none; width: 168px; padding: 10px; border: 1px solid var(--line); background: #fff; color: #222; }
    .qr-pop img { display: block; width: 100%; height: auto; }
    .qr-pop span { display: block; padding-top: 6px; text-align: center; font-size: 11px; }
    .floating-contact .qr-trigger:hover + .qr-pop, .floating-contact .qr-trigger:focus + .qr-pop { display: block; }
    .reveal { opacity: 0; transform: translateY(13px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.is-visible { 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: 900px) {
      .nav-links { display: none; position: absolute; top: 76px; right: 20px; left: 20px; padding: 10px; border: 1px solid var(--line); background: #171621; }
      .nav-links.is-open { display: grid; grid-template-columns: repeat(2, 1fr); }
      .nav-links a { padding: 12px; }
      .menu-toggle { display: block; }
      .nav-wrap { gap: 10px; }
      .hero-bottom, .intro-grid, .network-band, .token-layout, .contact-grid { grid-template-columns: 1fr; }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
      .industry-grid { grid-template-columns: repeat(2, 1fr); }
      .article-list { grid-template-columns: repeat(3, 1fr); }
      .rating-layout { grid-template-columns: .7fr 1.3fr; }
    }
    @media (max-width: 620px) {
      .container { width: min(var(--max), calc(100% - 30px)); }
      .header-inner { min-height: 66px; }
      .brand img { width: 118px; }
      .nav-links { top: 66px; right: 15px; left: 15px; }
      .nav-wrap > .button { min-height: 39px; padding-inline: 12px; font-size: 12px; }
      .hero-inner { padding-top: 63px; padding-bottom: 38px; }
      .hero-lead { font-size: 15px; }
      .hero-bottom { gap: 25px; margin-top: 43px; }
      .metrics { grid-template-columns: 1fr; }
      .metric { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-right: 0; border-bottom: 1px solid var(--line); }
      .metric:last-child { border-bottom: 0; }
      main section { padding: 57px 0; }
      .section-head { display: block; }
      .section-note { margin-top: 12px; }
      .service-grid, .industry-grid, .review-grid { grid-template-columns: 1fr; }
      .service-item { min-height: auto; }
      .workflow { grid-template-columns: 1fr 1fr; gap: 10px 18px; }
      .step { padding-right: 7px; }
      .capability-list { grid-template-columns: 1fr; }
      .network-band { padding: 22px; }
      .media-grid { grid-template-columns: 1fr; }
      .rating-layout { grid-template-columns: 1fr; }
      .token-points { grid-template-columns: 1fr 1fr; }
      .article-list { grid-template-columns: 1fr 1fr; }
      .form-grid { grid-template-columns: 1fr; }
      .field-full { grid-column: auto; }
      .join-band, .footer-main, .footer-bottom { display: grid; grid-template-columns: 1fr; }
      .floating-contact { right: 10px; bottom: 12px; }
    }