:root {
      --bg: #0f1115;
      --surface: #171a20;
      --surface-soft: #1d2128;
      --text: #f5f7fa;
      --muted: #a8afb9;
      --line: rgba(255, 255, 255, .09);
      --accent: #78a9ff;
      --max: 1120px;
      --radius: 24px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      background: var(--bg);
      color: var(--text);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
    }

    .wrap {
      width: min(calc(100% - 40px), var(--max));
      margin-inline: auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(15, 17, 21, .88);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--line);
    }

    .nav {
      min-height: 64px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 11px;
      text-decoration: none;
      font-weight: 700;
    }

    .brand img {
      width: 32px;
      height: 32px;
      border-radius: 8px;
      object-fit: cover;
    }

    nav {
      display: flex;
      align-items: center;
      gap: 18px;
    }

    nav a {
      color: var(--muted);
      text-decoration: none;
      font-size: 14px;
    }

    nav a:hover {
      color: var(--text);
    }

    .download-link {
      color: #101217;
      background: #fff;
      padding: 8px 12px;
      border-radius: 10px;
      font-weight: 700;
    }

    .hero {
      padding: 100px 0 92px;
      text-align: center;
    }

    .hero-icon {
      width: 92px;
      height: 92px;
      margin-bottom: 26px;
      border-radius: 22px;
      box-shadow: 0 24px 60px rgba(0, 0, 0, .32);
    }

    .eyebrow {
      margin: 0 0 16px;
      color: var(--accent);
      font-size: 13px;
      font-weight: 700;
      letter-spacing: .08em;
      text-transform: uppercase;
    }

    h1,
    h2,
    h3,
    p {
      text-wrap: pretty;
    }

    h1 {
      max-width: 850px;
      margin: 0 auto;
      font-size: clamp(46px, 7vw, 78px);
      line-height: .98;
      letter-spacing: -.055em;
    }

    .hero-copy {
      max-width: 760px;
      margin: 26px auto 0;
      color: #c3c9d1;
      font-size: clamp(18px, 2vw, 21px);
    }

    .trust {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 10px 22px;
      margin: 28px 0;
      color: var(--muted);
      font-size: 14px;
    }

    section {
      padding: 86px 0;
      border-top: 1px solid var(--line);
    }

    .section-intro {
      max-width: 760px;
      margin-bottom: 38px;
    }

    h2 {
      margin: 0;
      font-size: clamp(34px, 5vw, 54px);
      line-height: 1.05;
      letter-spacing: -.045em;
    }

    .section-copy {
      margin: 15px 0 0;
      color: var(--muted);
      font-size: 18px;
    }

    .grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
    }

    .card {
      padding: 30px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--surface);
    }

    .card h3 {
      margin: 0 0 8px;
      font-size: 21px;
    }

    .card p {
      margin: 0;
      color: var(--muted);
    }

    .steps {
      counter-reset: step;
      display: grid;
      gap: 16px;
      margin-top: 34px;
    }

    .step {
      counter-increment: step;
      display: grid;
      grid-template-columns: 42px 1fr;
      gap: 18px;
      align-items: start;
      padding: 22px 0;
      border-top: 1px solid var(--line);
    }

    .step:last-child {
      border-bottom: 1px solid var(--line);
    }

    .step::before {
      content: counter(step, decimal-leading-zero);
      color: #727a86;
      font-size: 13px;
      padding-top: 3px;
    }

    .step h3 {
      margin: 0 0 5px;
      font-size: 19px;
    }

    .step p {
      margin: 0;
      color: var(--muted);
    }

    .privacy-panel {
      padding: clamp(30px, 5vw, 52px);
      border-radius: 30px;
      border: 1px solid var(--line);
      background: var(--surface-soft);
    }

    .privacy-panel h2 {
      max-width: 760px;
    }

    .privacy-panel p {
      max-width: 760px;
      color: var(--muted);
      font-size: 18px;
    }

    .faq {
      max-width: 820px;
    }

    .faq h3 {
      margin: 30px 0 6px;
      font-size: 19px;
    }

    .faq p {
      margin: 0;
      color: var(--muted);
    }

    .cta {
      text-align: center;
    }

    .cta p {
      max-width: 650px;
      margin: 18px auto 20px;
      color: var(--muted);
      font-size: 18px;
    }

    footer {
      padding: 34px 0 48px;
      border-top: 1px solid var(--line);
      color: #7e8691;
      font-size: 13px;
    }

    .footer-row {
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
    }

    .footer-links a {
      color: #9ba3ad;
      text-decoration: none;
    }

    @media (max-width: 700px) {
      .grid {
        grid-template-columns: 1fr;
      }

      nav a:not(.download-link) {
        display: none;
      }

      .hero {
        padding: 72px 0 68px;
      }

      section {
        padding: 68px 0;
      }
    }
  
.guide {max-width: 800px; padding-top: 40px; padding-bottom: 72px;}
.breadcrumbs {display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; color: var(--muted); font-size: 14px;}
.guide h1 {font-size: clamp(36px, 5vw, 58px); line-height: 1.08; margin: 0 0 28px; letter-spacing: -.04em;}
.guide h2 {font-size: clamp(26px, 3vw, 34px); line-height: 1.2; margin: 42px 0 14px; letter-spacing: -.025em;}
.guide p, .guide li {color: #c3c9d1; font-size: 18px;}
.guide p {margin: 0 0 20px;}
.guide li {padding-left: 8px; margin: 0 0 18px;}
.guide ol {padding-left: 24px;}
.guide a {color: var(--accent); text-underline-offset: 3px;}
.guide strong {color: var(--text);}
.guide .related {margin-top: 48px; padding-top: 8px; border-top: 1px solid var(--line);}
.guide .related ul {padding-left: 22px;}
a:focus-visible {outline: 2px solid var(--accent); outline-offset: 5px;}
@media(max-width: 700px) {nav.footer-links a, nav.breadcrumbs a {display: inline;} .guide {padding-top: 28px;} .guide p,.guide li {font-size: 17px;}}