/* === PvP Bet — Mobile-first Dark Theme === */

:root {
  --bg: #0d1117;
  --bg2: #161b22;
  --bg3: #21262d;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #58a6ff;
  --accent2: #3fb950;
  --danger: #f85149;
  --warn: #d29922;
  --radius: 8px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.hidden { display: none !important; }
.text-muted { color: var(--text-muted); font-size: 0.85rem; }
.text-center { text-align: center; }

/* --- Header --- */
header {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
}
.logo .accent { color: var(--accent); }

nav { display: flex; gap: 0.5rem; flex: 1; }

.nav-link {
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
}
.nav-link:hover { color: var(--text); background: var(--bg3); text-decoration: none; }
.nav-link.active { color: var(--accent); background: rgba(88,166,255,0.1); }

#user-area { display: flex; align-items: center; gap: 0.5rem; }
#user-name { font-size: 0.85rem; color: var(--accent); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg3);
  color: var(--text);
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.btn:hover { background: var(--border); }
.btn-accent {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  font-weight: 600;
}
.btn-accent:hover { background: #79c0ff; }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-sm { padding: 0.3rem 0.6rem; font-size: 0.8rem; }
.btn-wallet {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.75rem 1rem;
  margin: 0.5rem 0;
  font-size: 1rem;
}
.wallet-icon {
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent);
  color: #000;
  font-weight: 800;
}

/* --- Main Content --- */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
  padding-bottom: 5rem;
}

.page { animation: fadeIn 0.2s ease; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* --- Cards / Tables --- */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
}

.table-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
  cursor: pointer;
  transition: border-color 0.15s;
}
.table-card:hover { border-color: var(--accent); }

.table-card .coin { font-weight: 700; font-size: 1.1rem; }
.table-card .seats {
  display: flex;
  gap: 4px;
  margin-top: 0.4rem;
}
.seat {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
}
.seat.filled { background: var(--accent); border-color: var(--accent); color: #000; }
.seat.loser { background: var(--danger); border-color: var(--danger); }
.seat.winner { background: var(--accent2); border-color: var(--accent2); }

.table-info {
  text-align: right;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Create Table Form --- */
.create-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.form-group label { font-size: 0.8rem; color: var(--text-muted); }

select, input[type="number"], input[type="text"] {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0.75rem;
  color: var(--text);
  font-size: 0.9rem;
  outline: none;
}
select:focus, input:focus { border-color: var(--accent); }

/* --- Table View (game room) --- */
.game-room { text-align: center; }
.game-room h2 { margin-bottom: 1rem; }

.seats-circle {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin: 2rem 0;
}

.seat-slot {
  width: 80px;
  text-align: center;
}
.seat-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 3px solid var(--border);
  margin: 0 auto 0.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.2rem;
  background: var(--bg3);
  transition: all 0.3s;
}
.seat-slot.filled .seat-avatar {
  border-color: var(--accent);
  background: rgba(88,166,255,0.15);
}
.seat-slot.loser .seat-avatar {
  border-color: var(--danger);
  background: rgba(248,81,73,0.2);
  animation: pulse 0.5s ease 3;
}
.seat-slot.winner .seat-avatar {
  border-color: var(--accent2);
  background: rgba(63,185,80,0.2);
}
.seat-name {
  font-size: 0.75rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

.result-banner {
  padding: 1rem;
  border-radius: var(--radius);
  margin: 1rem 0;
  font-size: 1.1rem;
  font-weight: 600;
}
.result-banner.won { background: rgba(63,185,80,0.15); border: 1px solid var(--accent2); color: var(--accent2); }
.result-banner.lost { background: rgba(248,81,73,0.15); border: 1px solid var(--danger); color: var(--danger); }

/* --- Wallet Page --- */
.balance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.balance-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
}
.balance-card .coin-name { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.25rem; }
.balance-card .coin-amount { font-size: 1.3rem; font-weight: 700; }

/* --- Chat Panel --- */
.chat-panel {
  position: fixed;
  bottom: 0;
  right: 1rem;
  width: 320px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  display: flex;
  flex-direction: column;
  z-index: 50;
  max-height: 400px;
}
.chat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
}
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem;
  font-size: 0.8rem;
  max-height: 280px;
}
.chat-msg { margin-bottom: 0.4rem; }
.chat-msg .chat-user { color: var(--accent); font-weight: 600; }
.chat-form {
  display: flex;
  border-top: 1px solid var(--border);
}
.chat-form input {
  flex: 1;
  border: none;
  border-radius: 0;
  padding: 0.5rem;
  font-size: 0.8rem;
}
.chat-form button { border-radius: 0; }

/* --- Modal --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
}
.modal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  max-width: 400px;
  width: 90%;
}
.modal h2 { margin-bottom: 1rem; }
.modal-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.modal-tab {
  flex: 1;
  padding: 0.5rem;
  background: var(--bg3);
  color: var(--text-muted);
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  transition: background 0.15s, color 0.15s;
}
.modal-tab:hover { color: var(--text); }
.modal-tab.active { background: var(--accent); color: #000; }
.wallet-options { margin-bottom: 1rem; }

/* --- Verification Page --- */
.verify-grid {
  display: grid;
  gap: 0.75rem;
}
.verify-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 0.5rem;
  font-size: 0.85rem;
}
.verify-label { color: var(--text-muted); font-weight: 600; }
.verify-value { word-break: break-all; font-family: monospace; }

/* --- History Table --- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.data-table th, .data-table td {
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.data-table th { color: var(--text-muted); font-weight: 600; }
.data-table tr:hover { background: var(--bg3); }

.badge { padding: 0.15rem 0.5rem; border-radius: 4px; font-size: 0.75rem; font-weight: 600; }
.badge-win { background: rgba(63,185,80,0.2); color: var(--accent2); }
.badge-loss { background: rgba(248,81,73,0.2); color: var(--danger); }
.badge-pending { background: rgba(210,153,34,0.2); color: var(--warn); }

/* --- Responsive --- */
@media (max-width: 768px) {
  .header-inner { padding: 0.5rem; }
  nav { order: 3; width: 100%; }
  .chat-panel { width: 100%; right: 0; }
  .create-form { flex-direction: column; }
  .verify-row { grid-template-columns: 1fr; }
  .seat-slot { width: 60px; }
  .seat-avatar { width: 36px; height: 36px; font-size: 0.9rem; }
}

@media (max-width: 480px) {
  .balance-grid { grid-template-columns: 1fr 1fr; }
  .data-table { font-size: 0.75rem; }
  .data-table th, .data-table td { padding: 0.4rem; }
}