:root {
  --bg: #F7F8FC;
  --surface: #FFFFFF;
  --text: #172033;
  --muted: #55607A;
  --line: #E2E6F0;
  --accent: #1F5FD6;
  --accent-soft: #EAF1FF;
  --hero-1: #070D24;
  --hero-2: #1E3A8A;
  --hero-text: #FFFFFF;
  --hero-muted: #C9D8FF;
  --code-bg: #EEF1F8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0B1022;
    --surface: #121A33;
    --text: #E7ECF8;
    --muted: #A3AECB;
    --line: #26304D;
    --accent: #7FB0FF;
    --accent-soft: #1A2A55;
    --code-bg: #1A2342;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--accent); }
img { max-width: 100%; height: auto; }

.wrap { max-width: 920px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { background: var(--hero-1); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 650; font-size: 18px; letter-spacing: .2px; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.site-nav { display: flex; gap: 18px; flex-wrap: wrap; }
.site-nav a { color: var(--hero-muted); text-decoration: none; font-size: 15px; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: #fff; }

/* Hero */
.hero { background: radial-gradient(120% 140% at 30% 0%, var(--hero-2) 0%, #0F1E4A 55%, var(--hero-1) 100%); color: var(--hero-text); }
.hero .wrap { padding-top: 64px; padding-bottom: 64px; }
.hero h1 { font-size: clamp(32px, 6vw, 48px); line-height: 1.1; margin: 0 0 16px; letter-spacing: -.5px; }
.hero p { color: var(--hero-muted); font-size: 19px; max-width: 620px; margin: 0; }
.hero.small .wrap { padding-top: 40px; padding-bottom: 40px; }
.hero.small h1 { font-size: clamp(28px, 5vw, 38px); }

/* Content */
main .wrap { padding-top: 40px; padding-bottom: 56px; }
h2 { font-size: 24px; margin: 40px 0 12px; line-height: 1.25; }
h3 { font-size: 19px; margin: 28px 0 8px; }
main h2:first-child { margin-top: 0; }
p, ul, ol { margin: 0 0 14px; }
li { margin-bottom: 6px; }
.muted { color: var(--muted); }
code { background: var(--code-bg); padding: 1px 6px; border-radius: 5px; font-size: .92em; }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
}
.app-card { display: flex; gap: 20px; align-items: flex-start; }
.app-card img.icon { width: 64px; height: 64px; border-radius: 14px; flex: none; }
.app-card h3 { margin: 0 0 6px; font-size: 21px; }
.links { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 10px; font-size: 16px; }

.button {
  display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  padding: 10px 18px; border-radius: 10px; font-weight: 600;
}
@media (prefers-color-scheme: dark) { .button { color: #0B1022; } }

.shot { margin: 18px 0 28px; }
.shot img { border: 1px solid var(--line); border-radius: 10px; display: block; }
.shot figcaption { color: var(--muted); font-size: 15px; margin-top: 8px; }

table { width: 100%; border-collapse: collapse; margin: 0 0 18px; font-size: 16px; }
th, td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--line); }
th { font-weight: 650; }
.table-scroll { overflow-x: auto; }

.note { background: var(--accent-soft); border-radius: 10px; padding: 14px 16px; margin: 0 0 18px; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 15px; }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding-top: 22px; padding-bottom: 28px; }
.site-footer a { color: var(--muted); }
.site-footer nav { display: flex; gap: 16px; flex-wrap: wrap; }

@media (max-width: 560px) {
  body { font-size: 16px; }
  .app-card { flex-direction: column; }
  .hero .wrap { padding-top: 44px; padding-bottom: 44px; }
}