:root {
  --felt-dark: #0b4d33;
  --felt: #146b45;
  --felt-light: #1c8657;
  --wood: #3b2416;
  --ink: #1c1c1c;
  --cream: #f6f1e7;
  --gold: #f2b705;
  --danger: #d64545;
  --success: #2f9e57;
  --info: #2d6cdf;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--cream);
  background:
    radial-gradient(ellipse at top, var(--felt-light), var(--felt) 55%, var(--felt-dark) 100%);
  background-attachment: fixed;
}

.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 24px 16px 96px;
}

h1, h2, h3 { margin: 0 0 8px; }

.screen { display: none; }
.screen.active { display: block; }

.card {
  background: rgba(20, 20, 20, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 18px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

input[type="text"], input[type="number"] {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  font-size: 1em;
  width: 100%;
}

label { font-size: 0.85em; opacity: 0.85; display: block; margin: 10px 0 4px; }

button {
  padding: 10px 18px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  background: var(--gold);
  color: #2a2000;
  font-weight: 600;
  font-size: 1em;
  transition: transform 0.1s ease, opacity 0.15s ease;
}
button:hover:not(:disabled) { transform: translateY(-1px); }
button:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
button.secondary { background: rgba(255, 255, 255, 0.15); color: var(--cream); }
button.danger { background: var(--danger); color: white; }

.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.row.between { justify-content: space-between; }

/* ---------- Lobby ---------- */
.room-list { display: flex; flex-direction: column; gap: 10px; }
.room-card {
  display: flex; justify-content: space-between; align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 12px 14px;
}
.room-card .meta { font-size: 0.85em; opacity: 0.8; }
.empty-state { opacity: 0.7; font-style: italic; padding: 12px 0; }

/* ---------- Room / waiting ---------- */
.room-code {
  font-size: 2em; letter-spacing: 4px; font-weight: 700;
  background: rgba(0, 0, 0, 0.25); border-radius: 10px;
  padding: 10px 16px; display: inline-block;
}
.player-list { list-style: none; margin: 10px 0; padding: 0; }
.player-list li {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  margin-bottom: 6px;
}
.status-dot { width: 10px; height: 10px; border-radius: 50%; background: #666; flex-shrink: 0; }
.status-dot.online { background: var(--success); }
.player-list .name { flex: 1; }
.crown { color: var(--gold); }
.tag { font-size: 0.75em; padding: 2px 8px; border-radius: 999px; background: rgba(255,255,255,0.12); }
.tag.you { background: var(--info); }

/* ---------- Game ---------- */
.turn-banner {
  text-align: center; padding: 10px; border-radius: 10px;
  background: rgba(0, 0, 0, 0.3); margin-bottom: 12px; font-size: 1.1em;
}
.turn-banner .name { color: var(--gold); font-weight: 700; }

.turn-order-strip { display: flex; gap: 8px; overflow-x: auto; margin-bottom: 12px; }
.turn-order-strip .chip {
  flex-shrink: 0; padding: 4px 10px; border-radius: 999px; font-size: 0.8em;
  background: rgba(255, 255, 255, 0.08);
}
.turn-order-strip .chip.current { background: var(--gold); color: #2a2000; font-weight: 700; }
.turn-order-strip .chip.offline { opacity: 0.4; }

.scoreboard { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.score-pill {
  background: rgba(255, 255, 255, 0.08); border-radius: 10px; padding: 8px 12px; min-width: 90px;
}
.score-pill.current { background: rgba(242, 183, 5, 0.25); border: 1px solid var(--gold); }
.score-pill .pname { font-size: 0.8em; opacity: 0.85; }
.score-pill .pscore { font-size: 1.3em; font-weight: 700; }

.dice-tray {
  position: relative;
  background: radial-gradient(ellipse at center, var(--felt-light), var(--felt-dark));
  border-radius: var(--radius);
  padding: 24px;
  display: flex; flex-wrap: wrap; gap: 14px; justify-content: center;
  min-height: 100px;
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.4);
}
.dice-tray.bust-flash::after {
  content: ""; position: absolute; inset: 0; border-radius: var(--radius);
  background: rgba(214, 69, 69, 0.45);
  animation: flashFade 0.9s ease forwards;
  pointer-events: none;
}
.farkle-stamp {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%) rotate(-12deg);
  font-size: 2.2em; font-weight: 900; letter-spacing: 2px; color: var(--danger);
  text-shadow: 0 2px 0 #000; opacity: 0;
  animation: stampIn 1.1s ease forwards;
  pointer-events: none;
}

.die {
  width: 58px; height: 58px;
  background: linear-gradient(155deg, #ffffff, #dcdcdc);
  border-radius: 12px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr);
  padding: 9px;
  box-shadow: 0 3px 0 rgba(0, 0, 0, 0.3), 0 6px 10px rgba(0, 0, 0, 0.35);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.die .pip { width: 9px; height: 9px; border-radius: 50%; background: #222; align-self: center; justify-self: center; }
.die .pip.red { background: #c0392b; }
.die.selected { transform: translateY(-10px) scale(1.06); box-shadow: 0 0 0 3px var(--gold), 0 10px 16px rgba(0, 0, 0, 0.45); }
.die.disabled { cursor: default; opacity: 0.85; }
.die.rolling { animation: tumble 0.6s ease; }
.die.invalid-shake { animation: shake 0.35s ease; }

.bank-strip { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0; min-height: 30px; }
.bank-group {
  display: flex; align-items: center; gap: 6px;
  background: rgba(255, 255, 255, 0.08); border-radius: 999px; padding: 4px 10px; font-size: 0.85em;
}
.bank-group .mini-die { font-size: 1em; }

.potential { text-align: center; margin: 8px 0; font-size: 1.05em; }
.potential .value.valid { color: #7ee08a; font-weight: 700; }
.potential .value.invalid { color: #ff8a8a; font-weight: 700; }

.action-bar { display: flex; gap: 10px; justify-content: center; margin-top: 16px; flex-wrap: wrap; }

.admin-tools { margin-top: 14px; padding-top: 14px; border-top: 1px dashed rgba(255, 255, 255, 0.2); }

/* ---------- Toasts ---------- */
#toastContainer {
  position: fixed; top: 16px; right: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 1000;
  max-width: 320px;
}
.toast {
  padding: 10px 16px; border-radius: 8px; color: white; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  animation: toastIn 0.2s ease;
}
.toast.info { background: var(--info); }
.toast.error { background: var(--danger); }
.toast.success { background: var(--success); }

/* ---------- Sound control ---------- */
#soundControl {
  position: fixed; bottom: 18px; right: 18px; z-index: 1000;
  display: flex; align-items: center; gap: 8px;
  background: rgba(0, 0, 0, 0.5); border-radius: 999px; padding: 8px 14px;
}
#volIcon { font-size: 1.2em; cursor: pointer; user-select: none; }
#volumeSlider { width: 90px; cursor: pointer; accent-color: var(--gold); }

/* ---------- Rules button ---------- */
#btnShowRules {
  position: fixed; top: 18px; left: 18px; z-index: 1000;
  width: 40px; height: 40px; border-radius: 50%; padding: 0;
  background: rgba(0, 0, 0, 0.5); color: var(--cream); font-size: 1.1em; font-weight: 700;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.rules-card { padding-top: 22px; }
.rules-card h2 { text-align: center; margin-bottom: 4px; }

.rules-table { width: 100%; border-collapse: collapse; margin-top: 4px; }
.rules-table td { padding: 8px 4px; border-bottom: 1px solid rgba(0, 0, 0, 0.08); vertical-align: middle; }
.rules-table tr:last-child td { border-bottom: none; }
.rules-table .meta { font-weight: 400; opacity: 0.6; font-size: 0.8em; display: block; }

.rules-section-row td {
  border-bottom: none; padding: 16px 4px 6px;
  font-size: 0.72em; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--felt-dark); opacity: 0.55;
}
.rules-section-row:first-child td { padding-top: 2px; }

.rules-dice { display: flex; gap: 3px; flex-wrap: nowrap; }
.die.mini {
  width: 26px; height: 26px; padding: 3px; cursor: default;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.25), 0 2px 3px rgba(0, 0, 0, 0.25);
  flex-shrink: 0;
}
.die.mini .pip { width: 4.5px; height: 4.5px; }
.die.mini:hover { transform: none; }

.rules-points {
  display: inline-block; min-width: 2.4em; text-align: center;
  background: var(--felt-dark); color: var(--cream);
  padding: 3px 10px; border-radius: 999px; font-weight: 700; font-size: 0.85em;
  white-space: nowrap;
}
.rules-table td:last-child { text-align: right; }

.rules-footnote { margin-top: 16px; padding-top: 12px; border-top: 1px dashed rgba(0, 0, 0, 0.15); }

/* ---------- Modals (win / admin settings) ---------- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0, 0, 0, 0.6);
  display: none; align-items: center; justify-content: center; z-index: 1100;
}
.modal-overlay.active { display: flex; }
.modal-overlay .modal-card {
  position: relative;
  background: var(--cream); color: var(--ink); border-radius: var(--radius);
  padding: 28px; text-align: center; max-width: 320px; box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  max-height: 88vh; overflow-y: auto;
}
.modal-overlay .modal-card.modal-card-wide { max-width: 440px; text-align: left; }
.modal-overlay .modal-card label { color: var(--ink); opacity: 0.7; }
.modal-overlay h2 { color: var(--felt-dark); }

.modal-close-x {
  position: absolute; top: 10px; right: 10px; z-index: 1;
  width: 32px; height: 32px; padding: 0; border-radius: 50%;
  background: rgba(0, 0, 0, 0.08); color: var(--ink); font-size: 1.3em; line-height: 1;
  display: flex; align-items: center; justify-content: center;
}
.modal-close-x:hover { background: rgba(0, 0, 0, 0.16); }
#confettiLayer { position: fixed; inset: 0; pointer-events: none; z-index: 1050; overflow: hidden; }
.confetti-piece {
  position: absolute; top: -20px; width: 8px; height: 14px; opacity: 0.9;
  animation: confettiFall linear forwards;
}

/* ---------- Keyframes ---------- */
@keyframes tumble {
  0% { transform: rotate(0deg) scale(1); }
  25% { transform: rotate(-18deg) scale(1.08); }
  50% { transform: rotate(14deg) scale(0.92); }
  75% { transform: rotate(-8deg) scale(1.05); }
  100% { transform: rotate(0deg) scale(1); }
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}
@keyframes flashFade {
  0% { opacity: 1; }
  100% { opacity: 0; }
}
@keyframes stampIn {
  0% { opacity: 0; transform: translate(-50%, -50%) rotate(-12deg) scale(1.6); }
  15% { opacity: 1; transform: translate(-50%, -50%) rotate(-12deg) scale(1); }
  80% { opacity: 1; }
  100% { opacity: 0; }
}
@keyframes toastIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes confettiFall {
  to { transform: translateY(105vh) rotate(360deg); opacity: 0.3; }
}

@media (prefers-reduced-motion: reduce) {
  .die, .die.rolling, .die.invalid-shake, .toast, .farkle-stamp, .confetti-piece {
    animation: none !important;
    transition: none !important;
  }
}

@media (max-width: 480px) {
  .action-bar {
    position: fixed; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.55); padding: 10px; margin: 0; backdrop-filter: blur(4px);
  }
  .container { padding-bottom: 110px; }
  .die { width: 48px; height: 48px; }
}