/* Royal Shuffle web — палитра бренда (ТЗ §8.1), тёмная/светлая темы. */
:root {
  --teal: #1F6F6B;
  --coral: #FF6F59;
  --sand: #E4C9A0;
  --cream: #F7F4EC;
  --ink: #171A21;
  --bg: var(--sp-bg, var(--cream));
  --fg: var(--ink);
  --muted: #6b6354;
  --card: rgba(255, 255, 255, 0.55);
  --accent: var(--sp-accent, var(--teal));
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: var(--sp-bg-dark, #14110e);
    --fg: #ece5da;
    --muted: #9b9283;
    --card: rgba(255, 255, 255, 0.06);
    --accent: var(--sp-accent-dark, var(--sand));
  }
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--fg);
  min-height: 100vh; display: flex; flex-direction: column;
}
a { color: var(--accent); }
.site-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 20px; gap: 16px; flex-wrap: wrap;
}
.brand { font-weight: 700; font-size: 18px; text-decoration: none; color: var(--fg); }
.brand .crown { color: var(--coral); }
.nav a { margin-left: 14px; text-decoration: none; color: var(--muted); }
.nav a:hover { color: var(--accent); }
.page { flex: 1; width: 100%; max-width: 980px; margin: 0 auto; padding: 12px 20px 40px; }
h1 { font-size: 28px; margin: 12px 0; }
h2 { font-size: 20px; margin: 22px 0 10px; }
p { line-height: 1.55; margin: 8px 0; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.badge {
  display: inline-block; background: var(--accent); color: #fff;
  border-radius: 14px; padding: 4px 14px; font-size: 14px;
}
.board-wrap { display: flex; gap: 20px; flex-wrap: wrap; margin: 18px 0; }
.board-host { flex: 1 1 320px; max-width: 480px; cursor: pointer; }
.board-host svg { width: 100%; height: auto; display: block; border-radius: 8px; }
.board-panel { flex: 1 1 220px; min-width: 220px; }
.board-status { font-weight: 600; margin-bottom: 8px; }
.board-moves { min-height: 60px; line-height: 1.6; word-spacing: 2px; }
.btn-primary {
  display: inline-block; padding: 12px 28px; border-radius: 26px;
  background: var(--coral); color: #14110e; font-weight: 700; text-decoration: none;
}
.btn-primary:hover { filter: brightness(1.08); }
.btn-secondary {
  display: inline-block; padding: 11px 22px; border-radius: 22px;
  border: 1px solid var(--accent); color: var(--accent); text-decoration: none;
  min-height: 44px; line-height: 22px; box-sizing: border-box;
}
.facts { padding-left: 22px; }
.facts li { margin: 6px 0; line-height: 1.5; }
.cta { margin: 26px 0; }
.pager { display: flex; gap: 14px; margin-top: 26px; }
.pager a { text-decoration: none; }
.sp-quick { margin: 14px 0; }
.sp-grid { display: flex; flex-wrap: wrap; gap: 6px; }
.sp-cell {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 36px; border-radius: 8px; text-decoration: none;
  color: var(--ink); font-weight: 600; font-size: 14px;
}
.sp-cell:hover { outline: 2px solid var(--coral); }
.site-footer {
  display: flex; gap: 18px; justify-content: center; padding: 18px;
  font-size: 13px;
}
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--accent); }

/* W2: переключатель языка, /daily/, RTL */
.lang-switch { position: relative; display: inline-block; margin-left: 14px; }
.lang-current { color: var(--muted); cursor: pointer; padding: 6px 0; }
.lang-menu {
  display: none; position: absolute; right: 0; top: 100%; z-index: 10;
  background: var(--bg); border: 1px solid var(--accent); border-radius: 10px;
  padding: 8px 0; min-width: 130px; box-shadow: 0 6px 18px rgba(0,0,0,0.25);
}
.lang-switch:hover .lang-menu, .lang-switch:focus-within .lang-menu { display: block; }
.lang-menu a { display: block; padding: 7px 16px; text-decoration: none; color: var(--fg); }
.lang-menu a:hover { background: var(--card); color: var(--accent); }
.daily-board { max-width: 360px; }
.daily-board svg { width: 100%; height: auto; border-radius: 8px; display: block; }
details { margin: 10px 0; }
details summary { cursor: pointer; color: var(--accent); }
[dir="rtl"] .nav a { margin-left: 0; margin-right: 14px; }
[dir="rtl"] .lang-switch { margin-left: 0; margin-right: 14px; }
[dir="rtl"] .lang-menu { right: auto; left: 0; }
/* Доска и нотация всегда LTR (клетки/SAN — латиница) */
.board-wrap, .board-moves, .sp-grid, .pager { direction: ltr; }
/* W3: smart-баннер приложения */
.app-banner {
  display: flex; align-items: center; gap: 12px; padding: 8px 20px;
  background: var(--card); font-size: 14px;
}
.app-banner span { color: var(--coral); font-size: 20px; }
.app-banner a { text-decoration: none; }
.app-banner .btn-secondary.small { padding: 5px 14px; min-height: 0; margin-left: auto; }
.replay-controls { display: flex; gap: 8px; margin: 8px 0; }
.replay-controls a { min-width: 44px; text-align: center; }
.replay-move { text-decoration: none; color: var(--fg); }
.replay-move.current { color: var(--coral); font-weight: 700; }
.moves-seo { line-height: 1.7; word-spacing: 3px; }
/* W4: embed */
.embed-block textarea {
  width: 100%; font-family: monospace; font-size: 12px; margin-top: 6px;
  background: var(--card); color: var(--fg); border: 1px solid var(--accent);
  border-radius: 8px; padding: 8px; box-sizing: border-box;
}
.embed-body { padding: 8px; max-width: 420px; }
.embed-body .board-host svg { width: 100%; height: auto; }