:root {
  --bg: #f7f7f9;
  --surface: #ffffff;
  --text: #1b1c1f;
  --muted: #5f6470;
  --border: #e3e4e8;
  --accent: #2f5bea;
  --accent-text: #ffffff;
  --radius: 16px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111214;
    --surface: #1b1c20;
    --text: #ececef;
    --muted: #9da1ab;
    --border: #2c2e34;
    --accent: #7c9cff;
    --accent-text: #0d1330;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--accent); }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); font-weight: 400; }

.site-header { border-bottom: 1px solid var(--border); background: var(--surface); }
.site-header .wrap, .site-footer .wrap {
  display: flex; flex-wrap: wrap; gap: 8px 24px; align-items: center; justify-content: space-between;
}
.site-header .wrap { min-height: 60px; }
.brand { font-weight: 700; color: var(--text); text-decoration: none; }
nav { display: flex; gap: 20px; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover, nav a[aria-current="page"] { color: var(--text); }

main.wrap { padding-top: 40px; padding-bottom: 64px; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 16px; }
h2 { font-size: 1.3rem; margin: 40px 0 8px; }
h3 { font-size: 1.1rem; margin: 0; }
address { font-style: normal; }

.hero p { font-size: 1.15rem; color: var(--muted); max-width: 40em; margin: 0; }
.category h2 { margin-top: 48px; }
.category > .muted { margin-top: 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; margin-top: 16px; }
.card, .app-block, .contact-box {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px;
}
.card { display: flex; flex-direction: column; gap: 8px; }
.card p { margin: 0; }
.card-head { display: flex; gap: 14px; align-items: center; }
.tagline, .platforms { color: var(--muted); font-size: 0.95rem; }
.platforms { font-size: 0.85rem; }
.card-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: auto; padding-top: 8px; font-size: 0.95rem; }
.icon { width: 64px; height: 64px; border-radius: 22%; flex: none; }
.icon.small { width: 40px; height: 40px; }
.icon.placeholder {
  display: grid; place-items: center; background: var(--accent); color: var(--accent-text); font-weight: 700;
}
.icon.small.placeholder { font-size: 0.8rem; }
.button {
  background: var(--accent); color: var(--accent-text); text-decoration: none;
  padding: 6px 14px; border-radius: 999px; font-weight: 600;
}
.badge { background: var(--border); padding: 4px 12px; border-radius: 999px; font-size: 0.85rem; }
.empty { color: var(--muted); margin-top: 32px; }

.contact-box { margin: 24px 0; }
.contact-box .label { margin: 0; color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: .04em; }
.contact-box .value { margin: 0; font-size: 1.25rem; font-weight: 600; }
.app-block { margin-top: 16px; }
.app-block .card-head { margin-bottom: 8px; }
details { border-bottom: 1px solid var(--border); padding: 12px 0; }
details summary { cursor: pointer; font-weight: 600; }
details p { margin: 8px 0 0; }
.summary { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: 8px; padding: 16px; }

.site-footer { border-top: 1px solid var(--border); padding: 24px 0; color: var(--muted); font-size: 0.9rem; }