:root {
  --ui-bg-solid: #0f151d;
  --ui-bg-editor: #0f151d;
  --ui-bg-elevated: #17202b;
  --ui-bg-card: #17202b;
  --ui-fill-tertiary: rgba(140, 160, 190, 0.12);
  --ui-stroke-secondary: #2a3644;
  --ui-text-primary: #e8edf3;
  --ui-text-secondary: #b3bfcc;
  --ui-text-tertiary: #8291a3;
  --ui-accent: #4f9cf9;
  --ui-text-on-accent: #ffffff;
  --danger: #e2726c;
  --ok: #5cc28a;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root {
    --ui-bg-solid: #f5f7fa;
    --ui-bg-editor: #f5f7fa;
    --ui-bg-elevated: #ffffff;
    --ui-bg-card: #ffffff;
    --ui-fill-tertiary: rgba(40, 60, 90, 0.07);
    --ui-stroke-secondary: #d5dce5;
    --ui-text-primary: #16202c;
    --ui-text-secondary: #3f4c5b;
    --ui-text-tertiary: #677587;
    --ui-accent: #1f6fd6;
    --danger: #b8423b;
    --ok: #217a4b;
    color-scheme: light;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  background: var(--ui-bg-solid);
  color: var(--ui-text-primary);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
button, input, select { font: inherit; }
a { color: var(--ui-accent); }
.boot { padding: 24px; color: var(--ui-text-tertiary); }
.shell { max-width: 1240px; margin: 0 auto; padding: 16px; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.brand { font-weight: 750; font-size: 20px; letter-spacing: -0.01em; color: inherit; text-decoration: none; }
.brand span { color: var(--ui-accent); }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.tab { padding: 7px 12px; border-radius: 8px; border: 1px solid transparent; background: transparent; color: var(--ui-text-secondary); cursor: pointer; }
.tab[aria-current="page"] { border-color: var(--ui-stroke-secondary); background: var(--ui-bg-elevated); color: var(--ui-text-primary); }
.card { background: var(--ui-bg-elevated); border: 1px solid var(--ui-stroke-secondary); border-radius: 12px; padding: 14px; min-width: 0; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.stack { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.muted { color: var(--ui-text-tertiary); font-size: 13px; }
.small { font-size: 12px; }
h1, h2, h3 { margin: 0; line-height: 1.2; }
h2 { font-size: 17px; }
h3 { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--ui-text-tertiary); font-weight: 650; }
.btn { padding: 8px 13px; border-radius: 8px; border: 1px solid var(--ui-stroke-secondary); background: transparent; color: var(--ui-text-primary); cursor: pointer; font-size: 13px; font-weight: 600; }
.btn:hover:not(:disabled) { border-color: var(--ui-accent); }
.btn:disabled { opacity: .45; cursor: default; }
.btn.primary { background: var(--ui-accent); border-color: var(--ui-accent); color: var(--ui-text-on-accent); }
.btn.danger { border-color: var(--danger); color: var(--danger); }
.btn:focus-visible, .tab:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid var(--ui-accent); outline-offset: 2px; }
.input { flex: 1; min-width: 0; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--ui-stroke-secondary); background: var(--ui-bg-solid); color: inherit; }
.badge { display: inline-flex; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--ui-stroke-secondary); font-size: 12px; color: var(--ui-text-secondary); }
.badge.live { border-color: var(--ok); color: var(--ok); }
.alert { padding: 10px 12px; border-radius: 8px; border: 1px solid var(--danger); font-size: 13px; }
.note { padding: 10px 12px; border-radius: 8px; border: 1px solid var(--ui-accent); font-size: 13px; }
.room { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr) 340px; align-items: start; }
@media (max-width: 900px) { .room { grid-template-columns: minmax(0, 1fr); } }
.board { display: flex; justify-content: center; padding: 8px; background: var(--ui-bg-elevated); border: 1px solid var(--ui-stroke-secondary); border-radius: 12px; overflow: hidden; }
.board svg { max-width: 100%; height: auto; }
.seats { display: grid; gap: 8px; grid-template-columns: 1fr 1fr; }
.seat { padding: 10px 12px; border-radius: 10px; border: 1px solid var(--ui-stroke-secondary); background: var(--ui-bg-elevated); min-width: 0; }
.seat.turn { border-color: var(--ui-accent); box-shadow: 0 0 0 1px var(--ui-accent) inset; }
.seat .name { font-weight: 650; overflow-wrap: anywhere; }
.chat { display: flex; flex-direction: column; gap: 8px; }
.log { height: 260px; overflow-y: auto; display: flex; flex-direction: column; gap: 6px; padding: 8px; border-radius: 8px; background: var(--ui-bg-solid); border: 1px solid var(--ui-stroke-secondary); }
.msg { font-size: 13px; overflow-wrap: anywhere; }
.msg b { font-weight: 650; }
.msg .role { font-size: 11px; color: var(--ui-text-tertiary); margin-left: 4px; }
.people { display: flex; flex-direction: column; gap: 6px; }
.person { display: flex; gap: 6px; align-items: center; justify-content: space-between; font-size: 13px; }
.linkbox { display: flex; gap: 6px; }
.linkbox input { font-family: var(--font-mono); font-size: 12px; }
.moves { margin: 0; padding-left: 26px; display: flex; flex-wrap: wrap; gap: 4px 26px; max-height: 140px; overflow: auto; font-family: var(--font-mono); font-size: 12px; color: var(--ui-text-secondary); }
table.lb { width: 100%; border-collapse: collapse; font-size: 14px; }
table.lb th, table.lb td { padding: 7px 8px; text-align: left; border-bottom: 1px solid var(--ui-stroke-secondary); }
table.lb td.num, table.lb th.num { text-align: right; font-variant-numeric: tabular-nums; }
.cover { border-radius: 8px; overflow: hidden; background: var(--ui-bg-solid); display: flex; justify-content: center; }
.dialog { padding: 14px; border-radius: 12px; border: 1px solid var(--ui-accent); background: var(--ui-bg-elevated); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }