/* glintword.com — colours from DESIGN.md 4.1 (light / dark). System font, like the app. */
:root {
  --bg: #F2F2F7;
  --surface: #FFFFFF;
  --sunken: #E9E9EF;
  --text: #1C1C1E;
  --text-2: #63636C;
  --text-3: #75757F;
  --accent: #0066D6;
  --accent-soft: #E8F1FF;
  --success: #248A3D;
  --warning: #A66000;
  --separator: #DEDEE5;
  --violet: #7B5BD6;
  --radius: 18px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --surface: #1C1C1E;
    --sunken: #111113;
    --text: #F5F5F7;
    --text-2: #ABABB4;
    --text-3: #82828C;
    --accent: #70B2FF;
    --accent-soft: #172B45;
    --success: #4CD964;
    --warning: #FFC568;
    --separator: #303034;
    --violet: #A993F0;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; width: 100%; }
a { color: var(--accent); text-underline-offset: 2px; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
strong { font-weight: 600; }
h1, h2 { font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif; letter-spacing: -0.01em; }

.skip-link { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 8px 12px; border-radius: 8px; z-index: 10; }
.skip-link:focus { left: 8px; }

.bar { max-width: 760px; margin: 0 auto; padding: 0 16px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.site-header {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--separator);
}
.site-header .bar { min-height: 60px; flex-wrap: wrap; }
.brand { display: inline-flex; line-height: 0; }
.brand-mark img { height: 24px; width: auto; }
.site-header nav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.site-header nav a { color: var(--text-2); text-decoration: none; font-size: 15px; padding: 6px 10px; border-radius: 999px; }
.site-header nav a:hover { color: var(--text); background: var(--sunken); }
.site-header nav a[aria-current="page"] { color: var(--accent); background: var(--accent-soft); font-weight: 600; }
.site-header .lang-switch { border: 1px solid var(--separator); margin-left: 4px; }

.site-footer { color: var(--text-3); font-size: 14px; padding: 28px 0 36px; }
.site-footer .bar { flex-wrap: wrap; }
.site-footer a { color: var(--text-2); }

/* Home */
.home { max-width: 760px; margin: 0 auto; padding: 40px 16px 8px; }
.hero { text-align: center; padding: 16px 0 36px; }
.app-icon { width: 84px; height: 84px; border-radius: 19px; box-shadow: 0 6px 20px rgb(0 0 0 / 0.18); }
.hero h1 { font-size: clamp(30px, 6vw, 44px); line-height: 1.12; margin: 24px auto 14px; max-width: 16ch; font-weight: 700; }
.hero .intro { color: var(--text-2); font-size: 18px; max-width: 34em; margin: 0 auto 22px; }
.features { list-style: none; padding: 0; margin: 0 auto 26px; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; max-width: 36em; }
.features li { background: var(--surface); border: 1px solid var(--separator); border-radius: 999px; padding: 6px 14px; font-size: 15px; color: var(--text-2); }
.tag { display: inline-block; margin: 0; font-size: 15px; font-weight: 600; color: var(--accent); background: var(--accent-soft); padding: 8px 16px; border-radius: 999px; }
.button { display: inline-block; background: var(--accent); color: #fff; text-decoration: none; font-weight: 600; padding: 12px 22px; border-radius: 14px; }
@media (prefers-color-scheme: dark) { .button { color: #000; } }

.menu h2 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-3); font-weight: 600; margin: 0 0 8px 16px; }
.menu ul { list-style: none; margin: 0; padding: 0; background: var(--surface); border-radius: var(--radius); overflow: hidden; }
.menu li + li a { border-top: 1px solid var(--separator); }
.menu li:first-child a { border-top: 0; }
.menu a { display: flex; align-items: center; gap: 14px; padding: 14px 16px; color: var(--text); text-decoration: none; }
.menu a:hover { background: var(--sunken); }
.menu li + li { margin-left: 0; }
.row-text { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.row-name { font-weight: 600; }
.row-note { color: var(--text-2); font-size: 15px; line-height: 1.35; }
.chevron { color: var(--text-3); font-size: 26px; line-height: 1; }
.badge { flex: none; width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; color: #fff; }
.badge-privacy { background: #3D6FD1; }
.badge-terms { background: #7B5BD6; }
.badge-support { background: #3FA36B; }

/* Documents */
.doc { max-width: 760px; margin: 0 auto; padding: 28px 16px 8px; }
.panel { background: var(--surface); border-radius: var(--radius); padding: clamp(22px, 5vw, 44px); }
.eyebrow { margin: 0 0 6px; font-size: 13px; letter-spacing: 0.08em; font-weight: 600; color: var(--text-3); }
.doc h1 { font-size: clamp(28px, 5vw, 36px); line-height: 1.15; margin: 0 0 16px; }
.doc .intro { font-size: 18px; color: var(--text); }
.doc-head p { color: var(--text-2); }
.doc-head .intro { color: var(--text); }
.updated { font-size: 14px; color: var(--text-3) !important; margin-top: 14px; }
.contents { background: var(--sunken); border-radius: 14px; padding: 16px 20px; margin: 24px 0 8px; }
.toc-title { margin: 0 0 6px; font-weight: 600; font-size: 15px; }
.contents ol { margin: 0; padding-left: 22px; columns: 2 220px; column-gap: 28px; font-size: 15px; }
.contents li { break-inside: avoid; padding: 2px 0; }
.contents a { text-decoration: none; }
.contents a:hover { text-decoration: underline; }
article section { padding-top: 12px; }
article h2 { font-size: 21px; line-height: 1.3; margin: 26px 0 8px; }
article p, article li { color: var(--text); }
article ul, article ol { padding-left: 22px; }
article li { margin: 6px 0; }
article.support { margin-top: 18px; }
article.support ul { list-style: none; padding: 0; }
article.support li { background: var(--sunken); border-radius: 12px; padding: 12px 16px; margin: 10px 0; }
.back-top { display: inline-block; margin-top: 28px; font-size: 15px; text-decoration: none; }

.missing .panel { text-align: center; }
.missing .code { font-size: 15px; font-weight: 600; color: var(--text-3); margin: 0; }

@media (max-width: 520px) {
  body { font-size: 16px; }
  .site-header .bar { padding-top: 10px; padding-bottom: 8px; }
  .site-header nav a { font-size: 14px; padding: 5px 8px; }
  .home { padding-top: 24px; }
  .hero .intro { font-size: 17px; }
}
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }