:root {
  --bg: #0a0a10;
  --panel: #131218;
  --panel-2: #191822;
  --border: rgba(255, 255, 255, 0.13);
  --text: #f7f6fb;
  --muted: rgba(247, 246, 251, 0.62);
  --accent: #fb923c;
  --accent-2: #ff3b30;
  --good: #34d399;
  --gold: #fb923c;
  --radius: 18px;
  --white-checker: #f2ead9;
  --white-checker-border: #b8a97e;
  --black-checker: #211f2a;
  --black-checker-border: #46435a;
  --point-a: #1c1a24;
  --point-b: #17151e;

  --font-display: 'Bricolage Grotesque', 'Inter', sans-serif;
  --font-label: 'Inter', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--font-body);
  background:
    radial-gradient(70% 45% at 50% -10%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 60%),
    radial-gradient(90% 60% at 50% 110%, rgba(0, 0, 0, 0.6), transparent 55%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 24px;
  padding-bottom: 56px;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: '🎲';
  position: fixed;
  right: -6vw;
  bottom: -8vw;
  font-size: 42vw;
  line-height: 1;
  opacity: 0.03;
  pointer-events: none;
  z-index: 0;
  filter: grayscale(1);
}

#app {
  width: 100%;
  max-width: 480px;
  position: relative;
  z-index: 1;
  transition: max-width .2s ease;
}

#app.wide {
  max-width: 960px;
}

.screen {
  display: none;
  flex-direction: column;
  align-items: stretch;
  gap: 16px;
  animation: fadeIn .3s ease;
}

.screen.active {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.9rem;
  margin: 0 0 4px;
  text-align: center;
  letter-spacing: 0.3px;
}

.back-link {
  display: inline-block;
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  font-size: 0.78rem;
  text-decoration: none;
  margin-bottom: 4px;
}

.back-link:hover {
  color: var(--text);
}

h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  margin: 0 0 4px;
  text-align: center;
}

.subtitle, .hint {
  color: var(--muted);
  text-align: center;
  font-size: 0.95rem;
  line-height: 1.45;
  margin: 0;
}

.hint a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.field {
  background: linear-gradient(180deg, var(--panel), #0a0a10);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  font-family: var(--font-label);
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 500;
}

input[type="text"] {
  background: var(--panel-2);
  border: 2px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  padding: 10px 12px;
  font-size: 1.1rem;
  width: 100%;
}

input[type="text"]:focus {
  outline: 2px solid var(--accent);
}

.primary-btn, .secondary-btn {
  border: none;
  border-radius: var(--radius);
  padding: 16px 20px;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform .1s ease, opacity .15s ease, box-shadow .15s ease;
  letter-spacing: 0.2px;
}

.primary-btn {
  background: var(--accent);
  color: var(--bg);
  box-shadow: 0 8px 24px color-mix(in srgb, var(--accent) 25%, transparent);
}

.primary-btn:hover {
  box-shadow: 0 8px 28px color-mix(in srgb, var(--accent) 40%, transparent);
}

.secondary-btn {
  background: var(--panel-2);
  color: var(--text);
  border: 2px solid var(--border);
}

.primary-btn:active, .secondary-btn:active {
  transform: scale(0.97);
}

.primary-btn:disabled, .secondary-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.error {
  color: var(--accent-2);
  text-align: center;
  font-size: 0.9rem;
  margin: 0;
}

.hidden {
  display: none !important;
}

#joinCode {
  text-transform: uppercase;
  letter-spacing: 3px;
  text-align: center;
  font-weight: 700;
}

.avatar-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.avatar-btn {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 2px solid var(--border);
  background: var(--panel-2);
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .15s ease;
  padding: 0;
}

.avatar-btn.active {
  background: var(--accent);
  border-color: transparent;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--accent) 35%, transparent);
}

.avatar-btn:active {
  transform: scale(0.92);
}

.divider {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 4px 0;
}

.link-toggle {
  text-align: center;
  color: var(--accent);
  font-size: 0.85rem;
  margin: 0;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.link-toggle:active {
  opacity: 0.7;
}

/* Room code */
.room-code-box {
  background: linear-gradient(160deg, var(--panel), #0a0a10cc);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
}

.room-code-label {
  font-family: var(--font-label);
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-weight: 500;
}

.room-code {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: 6px;
  color: var(--gold);
}

.copy-link-btn {
  margin-top: 8px;
  padding: 8px 16px;
  font-size: 0.82rem;
  width: auto;
}

/* Player chips */
.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.player-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--panel-2);
  border: 2px solid var(--border);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.85rem;
}

.player-chip .host-tag {
  font-size: 0.7rem;
  color: var(--gold);
}

.player-chip .score-value {
  color: var(--good);
  font-weight: 700;
}

.player-chip.disconnected {
  opacity: 0.5;
}

/* ---------- Игровой экран ---------- */
.players-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.player-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--panel);
  border: 2px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  flex: 1;
  min-width: 0;
}

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

.player-badge-score {
  color: var(--good);
  font-weight: 800;
  margin-left: auto;
}

.player-badge.active-turn {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 40%, transparent);
}

.color-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 2px solid var(--border);
}

.dot-white { background: var(--white-checker); border-color: var(--white-checker-border); }
.dot-black { background: var(--black-checker); border-color: var(--black-checker-border); }

.cube-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--panel-2);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 6px 12px;
  flex-shrink: 0;
}

.cube-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
}

.cube-value {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--gold);
}

.turn-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(180deg, var(--panel), #0a0a10);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-weight: 700;
  text-align: center;
}

.turn-team-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--white-checker);
  border: 2px solid var(--white-checker-border);
  flex-shrink: 0;
}

.turn-team-dot.dot-black {
  background: var(--black-checker);
  border-color: var(--black-checker-border);
}

/* Board */
.board-scroll {
  overflow-x: auto;
  padding-bottom: 4px;
}

.board-frame {
  display: flex;
  align-items: stretch;
  gap: 8px;
  min-width: 800px;
}

.off-tray {
  width: 58px;
  flex-shrink: 0;
  background: var(--panel);
  border: 2px solid var(--border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 8px 4px;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}

.off-tray-label {
  font-size: 0.58rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 700;
  text-align: center;
}

.off-tray-count {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  line-height: 1;
}

.off-tray-stack {
  position: relative;
  width: 100%;
  flex: 1;
  min-height: 40px;
}

.off-tray-stack .checker {
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
}

.off-tray.valid-target {
  border-color: var(--good);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--good) 32%, transparent);
  background: color-mix(in srgb, var(--good) 10%, var(--panel));
}

.board {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(6, 1fr) 22px repeat(6, 1fr);
  grid-template-rows: 1fr 1fr;
  gap: 4px;
  background: linear-gradient(180deg, #1b1926, #121017);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}

.bar {
  grid-column: 7;
  grid-row: 1 / 3;
  background: color-mix(in srgb, black 45%, var(--point-a));
  border-radius: 6px;
}

.point {
  position: relative;
  min-height: clamp(260px, 40vh, 380px);
  display: flex;
  cursor: default;
}

.point[data-row="top"] { align-items: flex-start; }
.point[data-row="bottom"] { align-items: flex-end; }

.point-tri {
  position: absolute;
  inset: 2px;
  z-index: 0;
  transition: filter .15s ease;
}

.point[data-row="top"] .point-tri { clip-path: polygon(6% 0%, 94% 0%, 50% 90%); }
.point[data-row="bottom"] .point-tri { clip-path: polygon(50% 10%, 94% 100%, 6% 100%); }

.point.tri-a .point-tri { background: var(--point-a); }
.point.tri-b .point-tri { background: var(--point-b); }

.point.home-white .point-tri { box-shadow: inset 0 0 0 999px color-mix(in srgb, var(--white-checker) 10%, transparent); }
.point.home-black .point-tri { box-shadow: inset 0 0 0 999px color-mix(in srgb, var(--black-checker) 55%, transparent); }

.point.start-point .point-tri {
  outline: 2px solid color-mix(in srgb, var(--gold) 55%, transparent);
  outline-offset: -2px;
}

.point.selectable .point-tri {
  filter: brightness(1.35);
  box-shadow: inset 0 0 0 999px color-mix(in srgb, var(--good) 22%, transparent);
}

.point-label {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.56rem;
  color: var(--muted);
  font-weight: 600;
  z-index: 1;
}

.point[data-row="top"] .point-label { bottom: 3px; }
.point[data-row="bottom"] .point-label { top: 3px; }

.point-stack {
  position: absolute;
  left: 0;
  right: 0;
  z-index: 1;
  height: calc(100% - 16px);
}

.point[data-row="top"] .point-stack { top: 6px; }
.point[data-row="bottom"] .point-stack { bottom: 6px; }

.checker {
  --checker-size: clamp(22px, 6.4vw, 34px);
  position: absolute;
  left: 50%;
  width: var(--checker-size);
  height: var(--checker-size);
  border-radius: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.62rem;
  font-weight: 800;
  box-shadow: 0 2px 3px rgba(0, 0, 0, 0.45), inset 0 1px 2px rgba(255, 255, 255, 0.35), inset 0 -2px 3px rgba(0, 0, 0, 0.25);
  touch-action: none;
}

.checker-white {
  background: radial-gradient(circle at 35% 28%, #fffaf0, var(--white-checker) 70%);
  border: 1.5px solid var(--white-checker-border);
  color: #4a4326;
}

.checker-black {
  background: radial-gradient(circle at 35% 28%, #4b4860, var(--black-checker) 70%);
  border: 1.5px solid var(--black-checker-border);
  color: var(--text);
}

.checker.draggable {
  cursor: grab;
}

.checker.draggable:hover {
  filter: brightness(1.12);
}

.checker.dragging {
  cursor: grabbing;
  z-index: 1000;
  filter: drop-shadow(0 10px 14px rgba(0, 0, 0, 0.55));
  transform: translate(-50%, -50%) scale(1.12);
  transition: none !important;
}

.checker.ghost {
  pointer-events: none;
  z-index: 1000;
}

.checker.snap-back {
  transition: left .22s cubic-bezier(.3, .6, .3, 1.15), top .22s cubic-bezier(.3, .6, .3, 1.15);
}

@media (prefers-reduced-motion: reduce) {
  .checker.snap-back, .checker.ghost {
    transition: none !important;
  }
}

/* Dice */
.dice-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 46px;
}

.dice-faces {
  display: flex;
  gap: 8px;
}

.die-face {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: var(--panel-2);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--gold);
}

.dice-chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.dice-chips-label {
  font-size: 0.68rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-right: 2px;
}

.die-chip {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  border: 2px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font-weight: 700;
  font-size: 0.82rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.die-chip.used {
  opacity: 0.3;
  text-decoration: line-through;
}

.action-row {
  display: flex;
  gap: 8px;
}

.action-row .primary-btn, .action-row .secondary-btn {
  flex: 1;
}

.double-offer-box {
  background: linear-gradient(180deg, var(--panel), #0a0a10);
  border: 2px solid var(--gold);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.double-offer-actions {
  display: flex;
  gap: 8px;
}

.double-offer-actions button {
  flex: 1;
}

/* End screen */
.end-line {
  text-align: center;
  font-size: 1.1rem;
  background: linear-gradient(180deg, var(--panel), #0a0a10);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  margin: 0;
}

/* Credit badge */
.credit {
  position: fixed;
  bottom: 14px;
  right: 14px;
  background: var(--panel);
  border: 2px solid var(--border);
  padding: 6px 14px;
  border-radius: 999px;
  font-family: var(--font-label);
  font-size: 0.68rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
  z-index: 50;
  pointer-events: none;
  white-space: nowrap;
}

.credit b {
  color: var(--gold);
  font-weight: 700;
}

@media (max-width: 380px) {
  .room-code { font-size: 2rem; letter-spacing: 4px; }
  .player-badge { font-size: 0.72rem; padding: 6px 10px; }
}