:root {
      --bg: #FFFFFF;
      --surface: #F6F7F9;
      --text: #14161A;
      --sub: #5F6672;
      --border: #E4E7EC;
      --accent: #FF6B4A;
      --hero-from: #FFF1EC;
      --hero-to: #FFFFFF;
      --header-bg: rgba(255, 255, 255, .85);
      --accent-soft: #FFF1EC;
      --warn-bg: #FFF8E1;
      --warn-border: #FFB300;
      --warn-text: #5D4037;
      --info-bg: #E3F2FD;
      --info-border: #90CAF9;
      --info-text: #1A3C5E;
      --important-bg: #FCE4EC;
      --important-border: #EF9A9A;
    }
    @media (prefers-color-scheme: dark) {
      :root {
        --bg: #0E1013;
        --surface: #171A1F;
        --text: #F2F4F7;
        --sub: #9AA3AF;
        --border: #262B33;
        --hero-from: #24150F;
        --hero-to: #0E1013;
        --header-bg: rgba(14, 16, 19, .85);
        --accent-soft: #2A1A14;
        --warn-bg: #2B2410;
        --warn-border: #B8860B;
        --warn-text: #E8D5A3;
        --info-bg: #10243A;
        --info-border: #2F5C8A;
        --info-text: #B7D4F0;
        --important-bg: #33181E;
        --important-border: #8A3A47;
      }
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; scroll-padding-top: 80px; }
    body {
      font-family: -apple-system, BlinkMacSystemFont, 'Hiragino Sans', 'Yu Gothic', 'Helvetica Neue', Arial, sans-serif;
      color: var(--text);
      background: var(--bg);
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }
    a { color: inherit; text-decoration: none; }
    .wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }

    /* Nav (sticky header) */
    .site-header { position: sticky; top: 0; z-index: 100; background: var(--header-bg); -webkit-backdrop-filter: saturate(180%) blur(12px); backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--border); }
    .nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
    .brand { display: inline-flex; align-items: center; line-height: 1; font-weight: 800; font-size: 18px; letter-spacing: .02em; }
.brand img { display: block; margin-right: 8px; }
    .brand span { color: var(--accent); }
    .nav-links { display: flex; gap: 20px; font-size: 14px; color: var(--sub); }
    .nav-links a:hover { color: var(--text); }

    /* Hero */
    .hero { background: linear-gradient(180deg, var(--bg) 0%, var(--hero-from) 45%, var(--bg) 100%); }
    .hero .wrap { padding-top: 48px; padding-bottom: 40px; }
    .eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .14em; color: var(--accent); text-transform: uppercase; }
    .hero h1 { font-size: clamp(32px, 7vw, 52px); line-height: 1.2; font-weight: 800; margin: 12px 0 16px; letter-spacing: -.01em; }
    .hero p { max-width: 520px; color: var(--sub); font-size: 16px; }
    .cta { display: inline-block; margin-top: 28px; padding: 12px 24px; border-radius: 999px; background: var(--text); color: var(--bg); font-weight: 700; font-size: 14px; }
    .cta:hover { opacity: .85; }

    /* Sections */
    section { padding: 48px 0 8px; }
    h2 { font-size: 24px; font-weight: 800; margin-bottom: 6px; }
    .lead { color: var(--sub); font-size: 14px; margin-bottom: 24px; }

    /* App cards */
    .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 16px; }
    .card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 20px; border-top: 4px solid var(--c, var(--accent)); display: flex; flex-direction: column; gap: 14px; }
    .card-head { min-height: 92px; display: flex; gap: 14px; align-items: flex-start; }
    .card-head img { border-radius: 14px; flex: none; border: 1px solid var(--border); }
    .card h3 { font-size: 16px; font-weight: 700; line-height: 1.4; }
    .card-head p { font-size: 13px; color: var(--sub); margin-top: 4px; line-height: 1.6; }
    .stores { display: flex; gap: 8px; flex-wrap: wrap; }
    .store { font-size: 13px; font-weight: 700; padding: 7px 14px; border-radius: 999px; background: var(--text); color: var(--bg); }
    .store:hover { opacity: .85; }
    .docs { font-size: 12px; color: var(--sub); margin-top: auto; }
    .docs a { text-decoration: underline; text-underline-offset: 2px; }
    .docs a:hover { color: var(--text); }
    .sub-h { font-size: 15px; margin: 32px 0 12px; color: var(--sub); }
    .soon { max-width: 420px; }

    /* About / Contact */
    .info { display: grid; grid-template-columns: 140px 1fr; border: 1px solid var(--border); border-radius: 16px; overflow: hidden; font-size: 14px; }
    .info dt, .info dd { padding: 14px 18px; border-bottom: 1px solid var(--border); }
    .info dt { background: var(--surface); color: var(--sub); font-weight: 600; }
    .info dt:last-of-type, .info dd:last-of-type { border-bottom: 0; }
    .info a { color: var(--accent); font-weight: 600; }
    @media (max-width: 520px) {
      .nav-links { gap: 14px; }
      .info { grid-template-columns: 1fr; }
      .info dt { border-bottom: 0; padding-bottom: 2px; }
      .info dd { padding-top: 2px; }
    }

    footer { margin-top: 64px; border-top: 1px solid var(--border); padding: 24px 0 40px; font-size: 12px; color: var(--sub); }
  

/* About */
.about p { color: var(--sub); max-width: 640px; }
.values { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin: 20px 0 8px; }
.feature { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 16px 18px; }
.feature h3 { font-size: 15px; margin-bottom: 4px; }
.feature p { font-size: 13px; color: var(--sub); }

/* ------------------------------------------------------------------ */
/* Document pages (privacy policy, terms, support)                     */
/* Scoped under .doc so it never affects the top page.                 */
/* ------------------------------------------------------------------ */
.doc { max-width: 760px; padding-bottom: 24px; }
.doc-header { padding: 28px 0 20px; margin-bottom: 8px; border-bottom: 1px solid var(--border); }
.doc-header .app-name { font-size: 12px; font-weight: 700; letter-spacing: .12em; color: var(--accent); text-transform: uppercase; }
.doc-header h1 { font-size: clamp(24px, 5vw, 32px); line-height: 1.3; font-weight: 800; margin-top: 4px; }
.doc-header .date { font-size: 12px; color: var(--sub); margin-top: 8px; }
.doc { font-size: 15px; line-height: 1.9; overflow-wrap: anywhere; }
.doc h2 { font-size: 19px; font-weight: 800; color: var(--text); margin: 40px 0 12px; padding-bottom: 8px; border-bottom: 2px solid var(--accent-soft); }
.doc h3 { font-size: 15px; font-weight: 700; margin: 22px 0 8px; }
.doc p { margin-bottom: 12px; }
.doc ul, .doc ol { padding-left: 22px; margin-bottom: 12px; }
.doc li { margin-bottom: 4px; }
.doc a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.doc table { width: 100%; border-collapse: collapse; margin: 8px 0 16px; font-size: 14px; }
.doc th { background: var(--surface); color: var(--text); font-weight: 700; padding: 10px 12px; text-align: left; border: 1px solid var(--border); }
.doc td { padding: 10px 12px; border: 1px solid var(--border); vertical-align: top; }
.doc .warning, .doc .note { background: var(--warn-bg); border-left: 4px solid var(--warn-border); border-radius: 8px; padding: 12px 16px; margin: 14px 0; font-size: 13px; color: var(--warn-text); }
.doc .important { background: var(--important-bg); border: 1px solid var(--important-border); border-radius: 12px; padding: 14px 16px; margin: 14px 0; font-size: 14px; font-weight: 500; }
.doc .ai-note { background: var(--info-bg); border: 1px solid var(--info-border); border-radius: 12px; padding: 14px 16px; margin: 14px 0; font-size: 14px; color: var(--info-text); }
.doc .contact-box { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; margin: 16px 0; }
.doc .contact-box p:last-child { margin-bottom: 0; }
.doc .contact-box a { font-weight: 600; }
footer .foot-links { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-bottom: 10px; }
footer .foot-links a:hover { color: var(--text); }

/* Mobile header: keep brand + 3 links on one line */
@media (max-width: 560px) {
  .nav { height: 56px; }
  .brand { font-size: 17px; }
  .brand img { width: 30px; height: 30px; margin-right: 6px; }
  .nav-links { gap: 12px; font-size: 13px; white-space: nowrap; }
  .nav-links a[href$="#about"] { display: none; }
}
@media (max-width: 360px) {
  .nav-links { gap: 10px; font-size: 12px; }
  .brand { font-size: 15px; }
}