:root {
  --bg0: #0f0e0c;
  --bg1: #1c1916;
  --ink: #f3ebe1;
  --ink-dim: #b8a99a;
  --wood: #c4895a;
  --wood-deep: #8a5a38;
  --crimson: #c4302b;
  --crimson-soft: rgba(196, 48, 43, 0.2);
  --line: rgba(243, 235, 225, 0.12);
  --panel: rgba(28, 25, 22, 0.82);
  --radius: 14px;
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg0);
}

body {
  min-height: 100vh;
  overflow-x: hidden;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 55% at 70% 10%, rgba(196, 48, 43, 0.16), transparent 55%),
    radial-gradient(ellipse 60% 50% at 15% 80%, rgba(196, 137, 90, 0.12), transparent 50%),
    linear-gradient(165deg, #171411 0%, #0c0b0a 55%, #151210 100%);
}

.atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.45'/%3E%3C/svg%3E");
  pointer-events: none;
  mix-blend-mode: soft-light;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
  background: rgba(15, 14, 12, 0.55);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.04em;
}

.topbar-meta {
  display: flex;
  align-items: baseline;
  gap: 1rem;
}

.timer {
  font-variant-numeric: tabular-nums;
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink);
  transition: color 0.25s ease, transform 0.25s ease;
}

.timer.warn {
  color: #ff8a6a;
  animation: pulse 1s ease-in-out infinite;
}

.timer.urgent {
  color: #ff5a45;
}

@keyframes pulse {
  50% {
    transform: scale(1.06);
  }
}

.elapsed {
  font-size: 0.85rem;
  color: var(--ink-dim);
}

main {
  width: min(1100px, 100%);
  margin: 0 auto;
  padding: 1.25rem 1.25rem 3rem;
}

/* Lobby */
.lobby {
  display: grid;
  grid-template-columns: 1.4fr 0.85fr;
  gap: 2rem;
  align-items: start;
  padding-top: 1.5rem;
  animation: rise 0.7s ease both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.eyebrow {
  margin: 0 0 0.4rem;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--wood);
}

.title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.2rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: 0.06em;
}

.subtitle {
  margin: 0.85rem 0 1.6rem;
  max-width: 28rem;
  color: var(--ink-dim);
  line-height: 1.65;
  font-size: 1.02rem;
}

.goal-card {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  padding: 1rem 1.25rem 1.15rem;
  background: linear-gradient(180deg, #f7f2ea 0%, #ebe2d4 100%);
  color: #2a2118;
  border-radius: 4px 4px 8px 8px;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.65) inset,
    0 18px 40px rgba(0, 0, 0, 0.35);
  transform: rotate(-1.5deg);
  animation: cardIn 0.9s 0.15s ease both;
}

@keyframes cardIn {
  from {
    opacity: 0;
    transform: rotate(-6deg) translateY(12px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: rotate(-1.5deg);
  }
}

.goal-label {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #8a7460;
}

#preview {
  width: 120px;
  height: 150px;
  display: block;
}

#previewSide {
  width: 88px;
  height: 110px;
  display: block;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.btn {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.75rem 1.35rem;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  transition:
    transform 0.15s ease,
    background 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease;
}

.btn:active {
  transform: scale(0.97);
}

.btn.primary {
  background: var(--crimson);
  color: #fff8f4;
  box-shadow: 0 10px 28px rgba(196, 48, 43, 0.35);
}

.btn.primary:hover {
  background: #d43a34;
}

.btn.ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.btn.ghost:hover {
  border-color: rgba(243, 235, 225, 0.35);
  background: rgba(255, 255, 255, 0.04);
}

.btn.full {
  width: 100%;
}

.btn.control {
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--line);
  color: var(--ink);
  font-size: 1.15rem;
}

/* Text (not icon) control button: keep the label inside the square */
.btn.control#btnRescatter {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.btn.control:hover {
  background: rgba(196, 137, 90, 0.2);
  border-color: rgba(196, 137, 90, 0.45);
}

.board-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem 1.1rem;
  backdrop-filter: blur(12px);
}

.board-head {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 0.85rem;
}

.board-panel h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
}

.board-place {
  margin: 0;
  font-size: 0.78rem;
  color: var(--wood);
  letter-spacing: 0.02em;
}

.board-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.35rem;
  margin-bottom: 0.75rem;
  padding: 0.25rem;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--line);
}

.board-tab {
  appearance: none;
  border: none;
  border-radius: 9px;
  padding: 0.5rem 0.35rem;
  background: transparent;
  color: var(--ink-dim);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition:
    background 0.15s ease,
    color 0.15s ease;
}

.board-tab:hover {
  color: var(--ink);
}

.board-tab.is-active {
  background: rgba(196, 48, 43, 0.88);
  color: #fff8f4;
}

.leaderboard {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  min-height: 8rem;
}

.leaderboard li {
  display: grid;
  grid-template-columns: 1.5rem 1fr auto;
  gap: 0.6rem;
  align-items: baseline;
  padding: 0.55rem 0.35rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
}

.leaderboard .rank {
  color: var(--wood);
  font-variant-numeric: tabular-nums;
}

.leaderboard .name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.leaderboard .meta {
  display: block;
  font-size: 0.7rem;
  color: var(--ink-dim);
  opacity: 0.85;
}

.leaderboard .score {
  font-variant-numeric: tabular-nums;
  color: var(--ink-dim);
}

.leaderboard .empty {
  color: var(--ink-dim);
  font-size: 0.9rem;
  padding: 1rem 0;
  display: block;
}

.hint {
  margin: 1rem 0 0;
  font-size: 0.78rem;
  color: var(--ink-dim);
}

/* Play */
.play[hidden],
.lobby[hidden],
.topbar-meta[hidden] {
  display: none !important;
}

.play-layout {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 1rem;
  min-height: calc(100vh - 7rem);
  animation: rise 0.45s ease both;
}

.side {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 0.35rem;
}

.side-goal {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem;
  background: linear-gradient(180deg, #f7f2ea, #e8dfd0);
  border-radius: 8px;
  color: #2a2118;
}

.controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.control-hint {
  margin: 0;
  font-size: 0.72rem;
  line-height: 1.5;
  color: var(--ink-dim);
}

.stage {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  min-height: 480px;
  height: calc(100vh - 7rem);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

#board {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
  cursor: grab;
}

#board:active {
  cursor: grabbing;
}

/* Modal */
.modal {
  border: none;
  padding: 0;
  background: transparent;
  max-width: calc(100% - 2rem);
}

.modal::backdrop {
  background: rgba(6, 5, 4, 0.72);
  backdrop-filter: blur(6px);
}

.modal-card {
  width: min(400px, 100%);
  margin: auto;
  padding: 1.6rem 1.5rem 1.4rem;
  background: linear-gradient(180deg, #24201c, #191613);
  border: 1px solid var(--line);
  border-radius: 18px;
  color: var(--ink);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
  animation: rise 0.35s ease both;
}

.modal-kicker {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #6fbf7a;
}

.modal-kicker.warn {
  color: #ff8a6a;
}

.modal-card h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 400;
}

.modal-time {
  margin: 0.75rem 0 1.25rem;
  color: var(--ink-dim);
}

.modal-time strong {
  color: var(--ink);
  font-size: 1.35rem;
  font-variant-numeric: tabular-nums;
}

.steps {
  margin: 0.75rem 0 1.4rem;
  padding-left: 1.2rem;
  color: var(--ink-dim);
  line-height: 1.7;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  font-size: 0.85rem;
  color: var(--ink-dim);
}

.field input {
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  background: rgba(0, 0, 0, 0.25);
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
}

.field input:focus {
  outline: 2px solid rgba(196, 48, 43, 0.45);
  outline-offset: 1px;
}

@media (max-width: 820px) {
  .lobby {
    grid-template-columns: 1fr;
  }

  .play-layout {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .side {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
  }

  .side-goal {
    flex-direction: row;
    gap: 0.75rem;
    padding: 0.5rem 0.75rem;
  }

  #previewSide {
    width: 56px;
    height: 70px;
  }

  .controls {
    display: flex;
  }

  .control-hint {
    flex: 1 1 100%;
  }

  .stage {
    min-height: 62vh;
  }
}