/* ──────────────────────────────────────────────────────────────────────
   Catane — pixel-art inspired UI
   Palette echo of the reference image: terracotta, warm browns, deep
   midnight tones, subtle amber lights.
   ────────────────────────────────────────────────────────────────────── */

:root {
  --bg-deep:      #1a1410;
  --bg-mid:       #261c14;
  --bg-card:      #2d211a;
  --bg-card-2:    #3a2b22;
  --wood:         #6b3f2a;
  --wood-dark:    #4d2c1d;
  --terracotta:   #d97757;
  --terracotta-2: #b85a3d;
  --amber:        #f5b961;
  --amber-soft:   #e89a3c;
  --paper:        #f0e2c8;
  --paper-dim:    #d4c2a6;
  --ink:          #1c1209;
  --green:        #6b8e4e;
  --leaf:         #97b56a;
  --sky:          #5d7a8e;
  --stone:        #8b8174;
  --shadow:       rgba(0, 0, 0, 0.55);

  --c-red:    #d04545;
  --c-blue:   #4d72c8;
  --c-white:  #f0e2c8;
  --c-orange: #e89a3c;

  --pixel: 4px;
  font-family: 'IBM Plex Mono', 'Menlo', 'Monaco', monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; overflow: hidden; }
body {
  background: radial-gradient(ellipse at center top, #2a1f17 0%, #1a1410 70%, #0e0a07 100%);
  color: var(--paper);
  font-family: 'IBM Plex Mono', 'Menlo', 'Monaco', monospace;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

#game-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  display: none;       /* shown when in a game */
  background: transparent;
}

#app {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 10;
}

#hud, #overlay, #toast-container {
  position: fixed;
  pointer-events: none;
}
#hud { inset: 0; z-index: 20; }
#overlay { inset: 0; z-index: 40; display: none; }
#overlay.show { display: block; }
#toast-container { right: 16px; top: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 50; }

/* ──────────────────────────────────────────────────────────────────────
   Pixel-art button & panel
   ────────────────────────────────────────────────────────────────────── */

.panel {
  background: var(--bg-card);
  border: 3px solid var(--wood);
  box-shadow:
    0 4px 0 var(--wood-dark),
    inset 0 0 0 2px var(--bg-card-2),
    0 12px 32px rgba(0,0,0,0.6);
  padding: 24px;
  border-radius: 6px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--terracotta);
  color: var(--ink);
  border: 2px solid var(--terracotta-2);
  border-bottom-width: 4px;
  border-radius: 4px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  text-shadow: 0 1px 0 rgba(255,255,255,0.2);
  transition: transform 80ms ease, filter 80ms ease;
  pointer-events: auto;
}
.btn:hover:not(:disabled) {
  filter: brightness(1.05);
}
.btn:active:not(:disabled) {
  transform: translateY(2px);
  border-bottom-width: 2px;
  margin-bottom: 2px;
}
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  filter: grayscale(0.4);
}
.btn.ghost {
  background: transparent;
  border-color: var(--wood);
  color: var(--paper);
}
.btn.secondary {
  background: var(--bg-card-2);
  border-color: var(--wood);
  color: var(--paper);
}
.btn.amber {
  background: var(--amber);
  border-color: var(--amber-soft);
}
.btn.small {
  padding: 6px 12px;
  font-size: 12px;
}

.input {
  background: var(--bg-deep);
  border: 2px solid var(--wood);
  color: var(--paper);
  padding: 10px 12px;
  font-family: inherit;
  font-size: 14px;
  border-radius: 3px;
  letter-spacing: 0.05em;
  outline: none;
}
.input:focus { border-color: var(--amber); }

h1.title {
  font-family: inherit;
  font-size: 42px;
  margin: 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber);
  text-shadow:
    3px 3px 0 var(--wood-dark),
    0 0 24px rgba(245, 185, 97, 0.35);
}

.subtitle {
  color: var(--paper-dim);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 6px;
}

/* ──────────────────────────────────────────────────────────────────────
   Splash / lobby
   ────────────────────────────────────────────────────────────────────── */

.splash {
  width: min(420px, 92vw);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}
.splash .mascot {
  width: 96px; height: 96px;
}
.splash-actions {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.splash-actions .row {
  display: flex;
  gap: 8px;
}
.splash-actions .row .input { flex: 1; min-width: 0; }

.lobby {
  width: min(520px, 92vw);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.lobby-code {
  font-size: 28px;
  letter-spacing: 0.3em;
  color: var(--amber);
  text-align: center;
  padding: 8px;
  background: var(--bg-deep);
  border: 2px dashed var(--wood);
  border-radius: 4px;
  cursor: pointer;
}
.lobby-code .label {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--paper-dim);
  text-transform: uppercase;
  display: block;
  margin-bottom: 4px;
}
.player-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.player-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  background: var(--bg-card-2);
  border-radius: 4px;
  border-left: 4px solid var(--wood);
}
.player-row.you { border-left-color: var(--amber); }
.player-row .color-chip {
  width: 16px; height: 16px;
  border: 2px solid rgba(0,0,0,0.4);
  border-radius: 2px;
}
.player-row .name { flex: 1; }
.player-row .badge {
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--paper-dim);
  text-transform: uppercase;
}
.player-row .actions { margin-left: auto; }
.color-chip.red { background: var(--c-red); }
.color-chip.blue { background: var(--c-blue); }
.color-chip.white { background: var(--c-white); }
.color-chip.orange { background: var(--c-orange); }

/* ──────────────────────────────────────────────────────────────────────
   HUD (in-game)
   ────────────────────────────────────────────────────────────────────── */

.hud-top-bar {
  position: absolute;
  top: 12px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  pointer-events: auto;
}
.hud-player-card {
  background: var(--bg-card);
  border: 2px solid var(--wood);
  border-bottom-width: 3px;
  padding: 6px 12px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  position: relative;
  transition: transform 200ms ease, box-shadow 200ms ease;
}
.hud-player-card.current {
  border-color: var(--amber);
  box-shadow: 0 0 18px rgba(245, 185, 97, 0.45), 0 4px 0 var(--wood-dark);
  transform: translateY(-3px);
}
.hud-player-card.bot::after {
  content: 'BOT';
  position: absolute;
  top: -7px; right: -7px;
  background: var(--bg-deep);
  color: var(--terracotta);
  border: 1px solid var(--wood);
  font-size: 8px;
  padding: 2px 4px;
  border-radius: 2px;
  letter-spacing: 0.1em;
}
.hud-player-card.disconnected { opacity: 0.5; filter: grayscale(0.5); }
.hud-player-card .pcolor {
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.5);
}
.hud-player-card .pname { font-weight: 700; }
.hud-player-card .pstat { color: var(--paper-dim); font-size: 11px; }
.hud-player-card .pstat .vp { color: var(--amber); font-weight: 700; }

.hud-bottom-bar {
  position: absolute;
  bottom: 12px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: auto;
  width: max-content;
}
.hand {
  display: flex;
  gap: 4px;
  padding: 8px 10px;
  background: var(--bg-card);
  border: 2px solid var(--wood);
  border-radius: 6px;
  box-shadow: 0 -4px 12px var(--shadow);
}
.card {
  width: 56px; height: 80px;
  border-radius: 4px;
  border: 2px solid rgba(0,0,0,0.6);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 4px;
  color: var(--ink);
  font-weight: 700;
  font-size: 11px;
  cursor: pointer;
  transition: transform 120ms ease;
  user-select: none;
  flex-shrink: 0;
  box-shadow: 0 2px 4px rgba(0,0,0,0.4);
}
.card:hover { transform: translateY(-4px); }
.card .label {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(0,0,0,0.6);
  color: var(--paper);
  padding: 2px 4px;
  border-radius: 2px;
  font-size: 9px;
}
.card .count {
  position: absolute;
  top: 4px; right: 4px;
  background: var(--ink);
  color: var(--paper);
  width: 18px; height: 18px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  border: 1px solid var(--wood);
}
.card .glyph {
  font-size: 28px;
  line-height: 1;
  filter: drop-shadow(2px 2px 0 rgba(0,0,0,0.3));
}
.card.wood   { background: linear-gradient(180deg, #6b8e4e 0%, #4f6938 100%); }
.card.brick  { background: linear-gradient(180deg, #c25a3a 0%, #8a3a23 100%); }
.card.sheep  { background: linear-gradient(180deg, #c8d4a6 0%, #97b56a 100%); }
.card.wheat  { background: linear-gradient(180deg, #e6c46a 0%, #b88f3a 100%); }
.card.ore    { background: linear-gradient(180deg, #8b8174 0%, #5a544a 100%); }
.card.dev    { background: linear-gradient(180deg, #6b3f2a 0%, #3a2418 100%); color: var(--paper); }

.actions-bar {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
}

.hud-side-bar {
  position: absolute;
  right: 12px; top: 80px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: auto;
  max-width: 260px;
}
.bank-info, .log-panel, .status-banner {
  background: var(--bg-card);
  border: 2px solid var(--wood);
  border-radius: 4px;
  padding: 8px 12px;
  font-size: 11px;
}
.log-panel {
  max-height: 260px;
  overflow-y: auto;
  display: flex;
  flex-direction: column-reverse;
  gap: 4px;
}
.log-panel::-webkit-scrollbar { width: 4px; }
.log-panel::-webkit-scrollbar-thumb { background: var(--wood); border-radius: 2px; }
.log-entry {
  color: var(--paper-dim);
  font-size: 11px;
  padding: 2px 0;
  border-bottom: 1px dashed rgba(255,255,255,0.05);
}
.log-entry strong { color: var(--paper); font-weight: 700; }

.status-banner {
  text-align: center;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 11px;
  color: var(--amber);
  border-color: var(--amber-soft);
}

.dice-tray {
  position: absolute;
  top: 80px;
  left: 12px;
  display: flex;
  gap: 6px;
  background: var(--bg-card);
  border: 2px solid var(--wood);
  border-radius: 4px;
  padding: 8px 10px;
}
.die {
  width: 32px; height: 32px;
  background: var(--paper);
  border: 2px solid var(--wood-dark);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  color: var(--ink);
  font-weight: 800;
  font-size: 18px;
  box-shadow: inset -2px -2px 0 rgba(0,0,0,0.15);
}

/* Toast notifications */
.toast {
  background: var(--bg-card);
  color: var(--paper);
  border: 2px solid var(--wood);
  border-left: 4px solid var(--amber);
  padding: 8px 12px;
  font-size: 12px;
  border-radius: 3px;
  min-width: 180px;
  animation: toast-in 200ms ease-out, toast-out 200ms ease-in 2.8s forwards;
  box-shadow: 0 4px 12px var(--shadow);
}
.toast.error { border-left-color: var(--c-red); }
@keyframes toast-in { from { transform: translateX(120%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes toast-out { to { transform: translateX(120%); opacity: 0; } }

/* Modal overlay (trade, discard, end of game, etc.) */
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: auto;
}
.modal {
  background: var(--bg-card);
  border: 3px solid var(--wood);
  box-shadow: 0 8px 0 var(--wood-dark), 0 16px 48px rgba(0,0,0,0.7);
  border-radius: 6px;
  padding: 24px;
  width: min(540px, 92vw);
  max-height: 80vh;
  overflow-y: auto;
}
.modal h2 {
  margin: 0 0 12px 0;
  color: var(--amber);
  font-size: 18px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.resource-picker {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}
.resource-picker .res-cell {
  background: var(--bg-deep);
  border: 2px solid var(--wood);
  border-radius: 4px;
  padding: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 11px;
}
.resource-picker .res-cell.disabled { opacity: 0.4; }
.resource-picker .stepper {
  display: flex;
  align-items: center;
  gap: 4px;
}
.resource-picker .stepper button {
  width: 24px; height: 24px;
  background: var(--wood);
  color: var(--paper);
  border: none;
  border-radius: 2px;
  cursor: pointer;
  font-weight: 700;
}
.resource-picker .stepper .val { min-width: 16px; text-align: center; font-weight: 700; }

/* Trade panel */
.trade-side {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.trade-row {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg-deep);
  padding: 8px 12px;
  border-radius: 4px;
}

/* Mascot pixel-art (CSS art using box-shadow) */
.mascot {
  width: 96px; height: 96px;
  position: relative;
  margin: 0 auto;
  image-rendering: pixelated;
}

/* End-game victory display */
.victory {
  text-align: center;
}
.victory h2 {
  font-size: 28px;
  color: var(--amber);
}

/* Help text */
.help {
  color: var(--paper-dim);
  font-size: 11px;
  line-height: 1.6;
}

/* responsiveness */
@media (max-width: 720px) {
  .hud-side-bar { right: 8px; top: 60px; max-width: 200px; }
  .dice-tray { left: 8px; top: 60px; }
  .card { width: 44px; height: 64px; }
  .card .glyph { font-size: 20px; }
}