:root {
  color-scheme: light;
  --bg: #f4f2ed;
  --surface: #fbfaf7;
  --ink: #16150f;
  --muted: #6b6860;
  --line: #dcd8cd;
  --accent: #d9411e;
  --on-accent: #fff;
  --cell-a: #f0ede4;
  --cell-b: #e4dfd2;
  --cell-start: color-mix(in srgb, var(--accent) 14%, var(--cell-a));
  --cell-finish: color-mix(in srgb, var(--accent) 30%, var(--cell-a));
  --cell-ink: #3d3b33;
  --ladder: #16150f;
  --snake: var(--accent);
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  font-synthesis: none;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0f0f0d;
  --surface: #171714;
  --ink: #ecebe4;
  --muted: #8f8c82;
  --line: #2b2a26;
  --accent: #ff6a3d;
  --on-accent: #16150f;
  --cell-a: #1d1d19;
  --cell-b: #262621;
  --cell-ink: #a9a69b;
  --ladder: #ecebe4;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.5 var(--font-body); }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { cursor: default; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, canvas:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.icon-library { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

.topbar { border-bottom: 1px solid var(--line); }
.top-inner, main { max-width: 1120px; margin: 0 auto; padding-inline: 24px; }
.top-inner { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.brand { color: var(--ink); text-decoration: none; font: 600 17px var(--font-display); letter-spacing: -.02em; }
.brand-accent { color: var(--accent); }
.top-actions { display: flex; gap: 8px; }
.game-picker { text-decoration: none; }
@media (max-width: 520px) {
  .game-picker span { display: none; }
  .game-picker { width: 38px; padding: 0; }
}
@media (max-width: 410px) {
  .game-picker:not([hidden]) ~ .help-button span { display: none; }
  .game-picker:not([hidden]) ~ .help-button { width: 38px; padding: 0; }
}
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 38px; padding: 7px 14px; border: 1px solid var(--line); border-radius: 8px;
  background: transparent; color: var(--ink); font-size: 13px; font-weight: 500;
  transition: border-color .15s, background .15s;
}
.button:hover:not(:disabled) { border-color: var(--muted); }
.button:disabled { opacity: .5; }
.icon-button { width: 38px; padding: 0; }
.icon-button[aria-pressed="true"] { border-color: var(--ink); }
.button.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.button.primary:hover:not(:disabled) { filter: brightness(1.08); border-color: var(--accent); }

.intro { padding: 40px 0 28px; }
.eyebrow { margin: 0 0 6px; color: var(--muted); font-size: 11px; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; }
.intro h1 { margin: 0; font: 600 clamp(36px, 5vw, 56px)/1 var(--font-display); letter-spacing: -.04em; }
.intro p { margin: 12px 0 0; color: var(--muted); }

.layout { display: grid; grid-template-columns: minmax(0, 2fr) minmax(300px, 1fr); align-items: start; gap: 24px; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; min-width: 0; }
.board-panel { padding: 16px; }
.panel-heading, .section-label { display: flex; align-items: center; gap: 10px; min-width: 0; }
.panel-heading { justify-content: space-between; }
.board-panel > .panel-heading { margin-bottom: 14px; }
.panel-heading h2 { margin: 0; font: 600 15px var(--font-display); letter-spacing: -.01em; }
.panel-heading p { margin: 2px 0 0; font-size: 12px; color: var(--muted); }
.stage { position: relative; display: grid; place-items: center; overflow: hidden; }
.board-2d { width: min(100%, 560px); aspect-ratio: 1; position: relative; overflow: hidden; border: 1px solid var(--line); border-radius: 8px; background: var(--cell-a); }
.board-2d svg { width: 100%; height: 100%; display: block; }
.board-2d .cell { cursor: pointer; }
.board-2d .cell:hover > rect, .board-2d .cell:focus-visible > rect { stroke: var(--accent); stroke-width: 2; }
.board-2d .cell:focus-visible { outline: none; }
.board-2d text, .board-2d .tile-art { pointer-events: none; user-select: none; }
.board-2d .routes, .board-2d .pieces { pointer-events: none; }
.board-2d .route { transition: opacity .2s; }
.board-2d .route.faded { opacity: .25; }
.legend { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 14px; color: var(--muted); font-size: 12px; }
.legend span { display: flex; align-items: center; gap: 6px; }
.legend .icon { width: 15px; height: 15px; }
.ladder-ink { color: var(--ink); } .snake-ink, .finish-ink { color: var(--accent); }

.sidebar { display: grid; gap: 12px; }
.turn-card { position: relative; padding: 18px; color: var(--bg); background: var(--ink); border-color: var(--ink); }
.turn-content { min-height: 88px; padding-right: 76px; position: relative; }
.turn-kicker { display: inline-flex; align-items: center; gap: 7px; font-size: 11px; font-weight: 500; letter-spacing: .1em; opacity: .7; }
.turn-kicker span, .footer-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: inline-block; }
.turn-identity { display: flex; align-items: center; gap: 10px; margin: 8px 0 4px; }
.turn-content h2 { margin: 0; font: 600 24px/1.1 var(--font-display); overflow-wrap: anywhere; letter-spacing: -.03em; }
.turn-content p { margin: 0; font-size: 13px; opacity: .75; }
.die { position: absolute; right: 18px; top: 18px; width: 56px; height: 56px; display: grid; grid-template: repeat(3, 1fr) / repeat(3, 1fr); place-items: center; padding: 10px; background: var(--bg); border-radius: 10px; }
.pip { width: 8px; height: 8px; border-radius: 50%; background: var(--ink); }
.die.rolling { animation: tumble .52s cubic-bezier(.2,.75,.35,1); }
@keyframes tumble { 25% { transform: translateY(-8px) rotate(100deg) scale(.88); } 72% { transform: translateY(-6px) rotate(300deg) scale(1.06); } 100% { transform: rotate(360deg); } }
.roll-button { width: 100%; display: flex; align-items: center; justify-content: center; gap: 9px; min-height: 44px; margin-top: 4px; border: 0; border-radius: 8px; background: var(--accent); color: var(--on-accent); font-weight: 600; font-size: 14px; transition: filter .15s, transform .1s; }
.roll-button:hover:not(:disabled) { filter: brightness(1.08); }
.roll-button:active:not(:disabled) { transform: translateY(1px); }
.roll-button:disabled { background: color-mix(in srgb, var(--bg) 16%, transparent); color: var(--bg); opacity: .6; }
.roll-button:focus-visible { outline-color: var(--bg); }

.players-panel, .history-panel { padding: 14px; }
.badge { padding: 2px 8px; border: 1px solid var(--line); border-radius: 99px; color: var(--muted); font-size: 11px; white-space: nowrap; }
.board-size { display: inline-flex; align-items: center; gap: 5px; }
.board-size .icon { width: 12px; height: 12px; }
.players, .history { display: grid; gap: 4px; padding: 0; list-style: none; margin: 12px 0; }
.player-row { display: flex; align-items: center; gap: 10px; padding: 6px 8px; min-height: 42px; border: 1px solid transparent; border-radius: 8px; }
.player-row { position: relative; }
.player-row::after { content: ""; position: absolute; left: 8px; right: 8px; bottom: 1px; height: 2px; border-radius: 2px; background: linear-gradient(to right, var(--accent) calc(var(--p, 0) * 100%), var(--line) 0); }
.player-row.active { background: var(--bg); border-color: var(--line); }
.player-row.selected { border-color: var(--ink); }
.avatar { display: grid; place-items: center; flex: none; width: 26px; height: 26px; border-radius: 50%; background: var(--seat); color: #fff; font: 600 12px/1 var(--font-display); }
.turn-identity .avatar { width: 30px; height: 30px; font-size: 13px; box-shadow: 0 0 0 2px var(--bg); }
.pawn-avatar { font-family: var(--font-display); font-weight: 600; }
.player-select { text-align: left; border: 0; padding: 4px 0; min-width: 0; background: transparent; font-size: 13px; font-weight: 500; overflow-wrap: anywhere; }
.player-select:hover { text-decoration: underline; }
.player-status { margin-left: auto; color: var(--muted); font-size: 12px; text-align: right; flex: none; }
.play-modes { display: flex; gap: 8px; }
.play-modes .button { flex: 1; }
.room-tools p { margin: 0 0 8px; color: var(--muted); font-size: 12px; }
.history { margin-bottom: 0; max-height: 160px; overflow: auto; }
.history li { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: 8px; color: var(--muted); font-size: 12px; line-height: 1.4; overflow-wrap: anywhere; }
.history li.empty { padding: 1px; }
.history b { color: var(--ink); font-weight: 500; }
.history .avatar { width: 20px; height: 20px; font-size: 10px; }
footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding: 28px 2px 32px; color: var(--muted); font-size: 12px; }
footer > span:first-child { display: flex; align-items: center; gap: 7px; font-size: 11px; letter-spacing: .08em; }
footer b { margin-inline: 4px; }

dialog { width: min(92vw, 440px); max-height: 85dvh; border: 1px solid var(--line); border-radius: 12px; padding: 22px; color: var(--ink); background: var(--surface); box-shadow: 0 20px 60px #0006; }
dialog::backdrop { background: #0008; }
.dialog-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.dialog-heading h2 { margin: 2px 0 0; font: 600 24px var(--font-display); letter-spacing: -.03em; }
form { display: grid; gap: 8px; }
label { display: block; font-size: 13px; font-weight: 500; }
label small { color: var(--muted); font-weight: 400; }
input, select { display: block; width: 100%; min-height: 40px; padding: 7px 10px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink); background: var(--bg); }
.name-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 4px 0; }
.name-grid input, #invite-url { margin-top: 4px; }
.rules { padding-left: 20px; margin: 0; color: var(--muted); line-height: 1.6; }
.rules li + li { margin-top: 8px; }
.form-message { color: var(--accent); font-size: 13px; margin: 0; }
.toast { position: fixed; z-index: 3; bottom: 18px; left: 50%; transform: translateX(-50%); width: max-content; max-width: 90vw; padding: 9px 14px; border-radius: 8px; background: var(--ink); color: var(--bg); font-size: 13px; }
.confetti { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.confetti i { position: absolute; top: 38%; left: 50%; width: 7px; height: 11px; border-radius: 2px; background: var(--confetti); animation: scatter 1.65s ease-out both; }
@keyframes scatter { from { transform: translate(-50%, -50%) scale(.4); opacity: 1; } to { transform: translate(var(--x), var(--y)) rotate(var(--spin)); opacity: 0; } }

@media (max-width: 900px) {
  .top-inner, main { padding-inline: 16px; }
  .layout { gap: 12px; grid-template-columns: minmax(0, 1fr) minmax(260px, .72fr); }
}
@media (max-width: 680px) {
  .top-inner { min-height: 56px; }
  .intro { padding: 24px 0 18px; }
  .layout { grid-template-columns: minmax(0, 1fr); }
  .sidebar { display: contents; }
  .turn-card { grid-row: 1; padding: 14px; }
  .turn-content { min-height: 72px; padding-right: 64px; }
  .turn-content h2 { font-size: 21px; }
  .die { right: 14px; top: 14px; width: 44px; height: 44px; padding: 7px; border-radius: 8px; }
  .pip { width: 6px; height: 6px; }
  .board-panel { padding: 10px; }
  .legend { gap: 5px 14px; font-size: 11px; margin-top: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}
@media (max-width: 360px) {
  .help-button span { display: none; }
  .help-button { width: 38px; padding: 0; }
  .top-actions { gap: 5px; }
}