/* frontend/css/platform.css */
/* Shared layout styles used across all pages */

/* ── Buttons ── */
.btn-primary {
  background: var(--accent);
  color: var(--accent-text);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: background 0.15s, transform 0.1s;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:active { transform: scale(0.97); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: background 0.15s;
}
.btn-secondary:hover { background: var(--bg-secondary); }

/* ── Navbar ── */
.navbar {
  display: flex;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
  gap: var(--spacing-md);
}
.navbar-brand { font-size: 1.2rem; font-weight: 700; flex: 1; }
.navbar-back { color: var(--text-secondary); font-size: 0.9rem; }
.navbar-user { display: flex; align-items: center; gap: var(--spacing-sm); font-size: 0.9rem; }

/* ── Avatar ── */
.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-weight: 700;
  font-size: 0.85rem;
  color: #fff;
  flex-shrink: 0;
}

/* ── Home lobby (index.html) ── */
.lobby-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
}
.lobby-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xl);
}
.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}
.game-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  transition: box-shadow 0.15s, transform 0.15s;
}
.game-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.game-thumb {
  width: 100%;
  height: 120px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  overflow: hidden;
  margin-bottom: var(--spacing-sm);
}
.game-thumb img { width: 100%; height: 100%; object-fit: cover; }
.game-thumb-emoji { font-size: 3rem; }
.game-name { font-size: 1.3rem; font-weight: 700; }
.game-desc { font-size: 0.9rem; color: var(--text-secondary); flex: 1; }
.game-players { font-size: 0.85rem; color: var(--text-muted); }
.game-actions { display: flex; gap: var(--spacing-sm); flex-wrap: wrap; margin-top: var(--spacing-sm); }
.game-actions .btn-primary, .game-actions .btn-secondary { flex: 1; text-align: center; }

/* ── Room lobby (lobby.html) ── */
.lobby-room {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--spacing-lg);
}
@media (max-width: 680px) {
  .lobby-room { grid-template-columns: 1fr; }
}
.room-info-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.room-code-display {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  cursor: pointer;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  text-align: center;
  transition: background 0.15s;
}
.room-code-display:hover { background: var(--bg-input); }
.room-code-display.copied::after { content: ' ✓'; color: var(--success); }
.room-share-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
}
.room-hint { font-size: 0.85rem; color: var(--text-muted); margin: 0; }

.btn-share {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  cursor: pointer;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
  white-space: nowrap;
  font-family: inherit;
}
.btn-share:hover {
  background: color-mix(in srgb, var(--accent) 10%, var(--bg-secondary));
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}
.btn-share:active { transform: scale(0.96); }
.share-icon { font-size: 1rem; line-height: 1; }

.player-list { list-style: none; display: flex; flex-direction: column; gap: var(--spacing-sm); }
.player-item { display: flex; align-items: center; gap: var(--spacing-sm); }
.player-name { font-weight: 500; }
.player-name.disconnected { color: var(--text-muted); text-decoration: line-through; }

/* ── Chat panel ── */
.chat-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  min-height: 200px;
}
.chat-log {
  flex: 1;
  overflow-y: auto;
  max-height: 340px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 4px 2px;
  scroll-behavior: smooth;
}
/* Flowing chat bubble */
.chat-msg {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  max-width: 88%;
}
.chat-msg.chat-mine {
  align-self: flex-end;
  align-items: flex-end;
}
.chat-msg .chat-sender {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 2px;
  padding: 0 4px;
}
.chat-msg.chat-mine .chat-sender {
  color: var(--text-muted);
  text-align: right;
}
.chat-msg .chat-bubble {
  background: rgba(var(--accent-rgb, 99, 102, 241), 0.15);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(var(--accent-rgb, 99, 102, 241), 0.22);
  color: var(--text-primary);
  border-radius: 14px 14px 14px 4px;
  padding: 6px 11px;
  font-size: 0.875rem;
  line-height: 1.4;
  word-break: break-word;
  opacity: 0.92;
}
.chat-msg.chat-mine .chat-bubble {
  background: rgba(var(--accent-rgb, 99, 102, 241), 0.72);
  border-color: rgba(var(--accent-rgb, 99, 102, 241), 0.5);
  color: #fff;
  border-radius: 14px 14px 4px 14px;
  opacity: 1;
}
/* System/status messages */
.chat-msg.chat-system {
  align-self: center;
  align-items: center;
  max-width: 100%;
}
.chat-msg.chat-system .chat-bubble {
  background: rgba(0,0,0,0.07);
  border-color: transparent;
  color: var(--text-muted);
  font-size: 0.78rem;
  border-radius: 20px;
  padding: 3px 10px;
  opacity: 0.7;
}
.chat-form { display: flex; gap: var(--spacing-sm); }
.chat-form input { flex: 1; }
.chat-form .btn-primary { padding: var(--spacing-sm); }

/* ── Game layout ── */
.game-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  height: calc(100vh - 52px);
  overflow: hidden;
}
@media (max-width: 760px) {
  .game-layout { grid-template-columns: 1fr; grid-template-rows: auto 1fr; height: auto; }
}
.board-area {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  overflow: auto;
  background: var(--bg-secondary);
}
.game-side-panel {
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--border);
  background: var(--bg-card);
  overflow-y: auto;
}
.dice-panel {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}
.turn-indicator {
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-align: center;
}
.turn-indicator.my-turn { color: var(--success); font-weight: 700; }
.game-side-panel .chat-panel { flex: 1; border: none; border-radius: 0; }

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
}
.modal {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: var(--spacing-xl);
  max-width: 400px;
  width: 90%;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  box-shadow: var(--shadow-lg);
}
.modal h2 { font-size: 1.4rem; font-weight: 700; }
.modal-actions { display: flex; gap: var(--spacing-sm); justify-content: flex-end; }

/* ── Notice / error ── */
.notice {
  font-size: 0.9rem;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
}
.notice.error { background: #ffebee; color: var(--danger); }
.notice.info { background: #e3f2fd; color: #1565c0; }

.loading { color: var(--text-muted); padding: var(--spacing-xl); text-align: center; }