/* ===== Daily Hue design language ===== */
:root {
  color-scheme: light;
  --ink: #1d2440;
  --muted: #8b93b2;
  --accent: #6366f1;
  --accent-2: #22d3ee;
  --card: #ffffff;
  --bg: #f4f6fb;
  --border: #e7e9f4;
  --pill-bg: #f3f4fb;
  --radius: 28px;
  --pink: #f472b6;
  --purple: #a78bfa;
  --green: #34d399;
}

/* ===== Dark theme ===== */
[data-theme="dark"] {
  color-scheme: dark;
  --ink: #eef0ff;
  --muted: #a3aac8;
  --accent: #7c7fff;
  --accent-2: #4fd8f5;
  --card: #23263b;
  --bg: #141627;
  --border: #333858;
  --pill-bg: #2b2f4a;
  --pink: #f472b6;
  --purple: #a78bfa;
  --green: #34d399;
}

[data-theme="dark"] body {
  background:
    radial-gradient(1100px 520px at 12% -8%, #232a52 0%, transparent 60%),
    radial-gradient(900px 480px at 108% 12%, #12333f 0%, transparent 55%),
    radial-gradient(700px 500px at 50% 115%, #2c2345 0%, transparent 55%),
    linear-gradient(180deg, #1a1d31, var(--bg));
}

[data-theme="dark"] .card { box-shadow: 0 24px 70px rgba(0, 0, 0, 0.4), 0 2px 8px rgba(0, 0, 0, 0.25); }
[data-theme="dark"] .icon-btn { background: #1b1f36; }
[data-theme="dark"] .icon-btn:hover { border-color: #454c78; color: var(--ink); }
[data-theme="dark"] .player { background: #1b1f36; }
[data-theme="dark"] .player.active { background: #23263b; box-shadow: 0 0 0 4px color-mix(in srgb, var(--ring, var(--accent)) 26%, transparent); }
[data-theme="dark"] .board-frame { background: linear-gradient(135deg, #1a1e38, #202440); border-color: var(--border); }
[data-theme="dark"] .cell:nth-child(even) { background: #262b47; }
[data-theme="dark"] .cell:nth-child(odd) { background: #21263f; }
[data-theme="dark"] .cell.snake-cell { background: #3a2240; }
[data-theme="dark"] .cell.ladder-cell { background: #12303b; }
[data-theme="dark"] .cell .num { color: #7f88ad; }
[data-theme="dark"] .cell.snake-cell .num, [data-theme="dark"] .cell.ladder-cell .num { color: #8fa1c4; }
[data-theme="dark"] .cell.start { background: linear-gradient(135deg, #6366f1, #22d3ee); }
[data-theme="dark"] .piece .face { background: #2b3050; box-shadow: 0 0 0 2px var(--ring, var(--accent)), 0 4px 10px rgba(0, 0, 0, 0.45); }
[data-theme="dark"] .dice { background: #1b1f36; box-shadow: 0 6px 16px rgba(0, 0, 0, 0.35); }
[data-theme="dark"] .roll:disabled { background: #3a4066; }
[data-theme="dark"] .btn-ghost:hover { background: #2b2f4a; }
[data-theme="dark"] .overlay { background: rgba(20, 22, 39, 0.85); }
[data-theme="dark"] .links path, [data-theme="dark"] .links circle { filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5)); }
[data-theme="dark"] .cell .marker { filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5)); }

* { margin: 0; padding: 0; box-sizing: border-box; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
html, body { height: 100%; }
body {
  font-family: "Sora", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px 14px;
  background:
    radial-gradient(1100px 520px at 12% -8%, #eef2ff 0%, transparent 60%),
    radial-gradient(900px 480px at 108% 12%, #ecfeff 0%, transparent 55%),
    radial-gradient(700px 500px at 50% 115%, #fdf4ff 0%, transparent 55%),
    linear-gradient(180deg, #fafbff, var(--bg));
}

.card {
  width: 100%;
  max-width: 620px;
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px 24px 20px;
  box-shadow: 0 24px 70px rgba(58, 68, 130, 0.14), 0 2px 8px rgba(58, 68, 130, 0.06);
}

header { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: baseline; gap: 10px; }
.brand h1 { font-size: 21px; font-weight: 800; letter-spacing: -0.02em; }
.brand .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: inline-block;
}
.sub { color: var(--muted); font-size: 12.5px; margin: 2px 0 16px; }

.actions { display: flex; gap: 8px; }
.icon-btn {
  width: 36px; height: 36px; border-radius: 12px; border: 1px solid var(--border);
  background: #fafbff; color: var(--muted); cursor: pointer; font-size: 16px;
  display: grid; place-items: center; transition: all .18s ease;
}
.icon-btn:hover { color: var(--ink); border-color: #cdd2ea; transform: translateY(-1px); }

.stats { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.pill {
  font-size: 12.5px; font-weight: 600; color: var(--ink);
  background: var(--pill-bg); border: 1px solid var(--border);
  padding: 7px 12px; border-radius: 999px;
}
.pill b { font-weight: 800; }

/* ===== players ===== */
.players { display: flex; align-items: stretch; gap: 10px; margin-bottom: 16px; }
.player {
  flex: 1; display: flex; align-items: center; gap: 10px;
  background: #fafbff; border: 2px solid var(--border); border-radius: 16px;
  padding: 9px 12px; transition: all .25s ease; min-width: 0;
}
.player .avatar {
  width: 40px; height: 40px; border-radius: 12px; flex: 0 0 auto;
  display: grid; place-items: center; font-size: 20px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--ring) 18%, #fff), color-mix(in srgb, var(--ring) 8%, #fff));
  border: 1px solid color-mix(in srgb, var(--ring) 35%, transparent);
  transition: transform .2s ease;
}
.player .pmeta { display: flex; flex-direction: column; min-width: 0; }
.player .pname { font-size: 13.5px; font-weight: 800; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.player .plabel { font-size: 10.5px; color: var(--muted); font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }
.player.active {
  border-color: var(--ring, var(--accent));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--ring, var(--accent)) 14%, transparent);
  background: #fff;
}
.player.active .avatar { transform: scale(1.06); }
.player.active .plabel { color: var(--ring, var(--accent)); }
.player .turn-dot {
  width: 8px; height: 8px; border-radius: 50%; margin-left: auto; flex: 0 0 auto;
  background: var(--ring, var(--accent));
  animation: dot-pulse 1.1s ease-in-out infinite;
  opacity: 0;
}
.player.active .turn-dot { opacity: 1; }
@keyframes dot-pulse { 0%, 100% { transform: scale(.8); opacity: .5; } 50% { transform: scale(1.15); opacity: 1; } }
.vs {
  align-self: center; font-size: 11px; font-weight: 800; color: var(--muted);
  background: var(--pill-bg); border: 1px solid var(--border);
  padding: 5px 9px; border-radius: 999px;
}

/* ===== board ===== */
.board-frame {
  background: linear-gradient(135deg, #f8f9fe, #f1f3fc);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 10px;
  margin-bottom: 18px;
}
.board {
  position: relative;
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 3px;
  aspect-ratio: 1 / 1;
  border-radius: 16px;
  overflow: hidden;
}
.cell {
  position: relative;
  border-radius: 7px;
  display: grid; place-items: center;
  transition: transform .12s ease;
}
.cell:nth-child(even) { background: #f6f7fc; }
.cell:nth-child(odd)  { background: #edf0fb; }
.cell:hover { transform: scale(1.06); z-index: 3; }
.cell.snake-cell { background: #fdeef6; }
.cell.ladder-cell { background: #ecfeff; }
.cell.start { background: linear-gradient(135deg, var(--accent), var(--accent-2)); }
.cell .num {
  position: absolute; top: 3px; left: 5px;
  font-size: clamp(6.5px, 1.7vw, 9px); font-weight: 600; color: #a4abca;
  line-height: 1; pointer-events: none;
}
.cell.snake-cell .num, .cell.ladder-cell .num { color: #8fa1c4; }
.cell.start .num { color: rgba(255, 255, 255, 0.85); }
.cell .marker {
  position: absolute; bottom: 2px; right: 3px;
  font-size: clamp(8px, 2.2vw, 12px); line-height: 1; pointer-events: none;
  filter: drop-shadow(0 1px 1px rgba(30, 36, 80, 0.2));
}
.cell .start-badge {
  font-size: clamp(7px, 1.8vw, 10px); font-weight: 800; color: #fff;
  letter-spacing: .08em; pointer-events: none;
}
.cell .finish { font-size: clamp(12px, 3vw, 18px); pointer-events: none; }

/* links (snakes + ladders) */
.links { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; pointer-events: none; }
.links path, .links circle { filter: drop-shadow(0 1px 1px rgba(30, 36, 80, 0.18)); }

/* pieces */
.piece {
  position: absolute;
  width: 9%;
  aspect-ratio: 1 / 1;
  transform: translate(-50%, -50%);
  z-index: 2;
  transition: left .16s ease, top .16s ease;
  pointer-events: none;
}
.piece .face {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  font-size: clamp(14px, 4.4vw, 26px);
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 0 0 2px var(--ring, var(--accent)), 0 4px 10px rgba(30, 36, 80, 0.22);
}
.piece.hop .face { animation: hop .16s ease; }
@keyframes hop {
  0% { transform: scale(1); }
  45% { transform: scale(1.3) translateY(-3px); }
  100% { transform: scale(1); }
}
.piece.climb-up .face { animation: climb .8s ease; }
@keyframes climb {
  0% { transform: scale(1); }
  30% { transform: scale(1.35) translateY(-4px); box-shadow: 0 0 0 2px var(--ring), 0 0 18px 6px rgba(99, 102, 241, 0.55); }
  100% { transform: scale(1); }
}
.piece.slide-down .face { animation: slide .55s ease; }
@keyframes slide {
  0% { transform: scale(1) rotate(0); }
  20% { transform: scale(.7) rotate(-8deg); }
  55% { transform: scale(.7) rotate(7deg); }
  100% { transform: scale(1) rotate(0); }
}

/* ===== controls ===== */
.controls { display: flex; align-items: center; justify-content: center; gap: 18px; }
.dice {
  width: 62px; height: 62px; border-radius: 16px;
  background: #fff; border: 1px solid var(--border);
  box-shadow: 0 6px 16px rgba(30, 36, 80, 0.1);
  transition: transform .12s ease;
}
.dice.shaking { animation: dice-shake .1s linear infinite; }
@keyframes dice-shake {
  0% { transform: rotate(-14deg) scale(1.08); }
  50% { transform: rotate(12deg) scale(1.12); }
  100% { transform: rotate(-14deg) scale(1.08); }
}
.btn {
  border: none; cursor: pointer; font-family: inherit; font-weight: 700; font-size: 14px;
  padding: 13px 26px; border-radius: 14px; transition: all .18s ease;
}
.roll {
  background: var(--accent); color: #fff;
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.35);
}
.roll:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(99, 102, 241, 0.42); }
.roll:active { transform: translateY(0) scale(.97); }
.roll:disabled {
  background: #c9cdea; box-shadow: none; cursor: default; transform: none;
  color: rgba(255, 255, 255, 0.9);
}
.btn-ghost { background: var(--pill-bg); color: var(--ink); border: 1px solid var(--border); }
.btn-ghost:hover { background: #e9ebf7; transform: translateY(-1px); }
.btn:active { transform: translateY(0) scale(.97); }
.msg {
  margin-top: 12px; text-align: center;
  font-size: 13px; font-weight: 600; color: var(--ink);
  min-height: 20px;
}
.msg.ai-thinking { color: var(--accent); animation: dot-pulse 1s ease-in-out infinite; }

/* ===== overlay ===== */
.overlay {
  position: absolute; inset: 0; z-index: 20; border-radius: inherit;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 12px; text-align: center; padding: 28px;
  animation: fade-in .35s ease both;
}
.overlay.hidden { display: none; }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
.overlay .emoji { font-size: 46px; animation: bounce .6s ease both; }
@keyframes bounce { 0% { transform: scale(0); } 60% { transform: scale(1.25); } 100% { transform: scale(1); } }
.overlay h2 { font-size: 23px; font-weight: 800; letter-spacing: -0.02em; }
.overlay p { color: var(--muted); font-size: 13.5px; max-width: 320px; line-height: 1.6; }
.overlay .btn-row { display: flex; gap: 10px; margin-top: 6px; flex-wrap: wrap; justify-content: center; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 8px 20px rgba(99, 102, 241, 0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(99, 102, 241, 0.42); }

footer { margin-top: 16px; display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.link {
  background: none; border: none; cursor: pointer; font-family: inherit;
  font-size: 12px; font-weight: 600; color: var(--accent); padding: 4px 2px;
}
.link:hover { text-decoration: underline; }

#confetti { position: fixed; inset: 0; pointer-events: none; z-index: 50; }

@media (max-width: 460px) {
  .card { padding: 18px 14px 16px; border-radius: 22px; }
  .sub { margin-bottom: 12px; }
  .board-frame { padding: 7px; border-radius: 16px; }
  .board { gap: 2px; }
  .cell { border-radius: 5px; }
  .player { padding: 7px 9px; }
  .player .avatar { width: 34px; height: 34px; font-size: 17px; }
  .dice { width: 52px; height: 52px; }
  .roll { padding: 12px 20px; font-size: 13px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}