:root {
    --bg-dark: #1a1a2e;
    --bg-darker: #16213e;
    --bg-card: #0f3460;
    --accent-green: #00ff88;
    --accent-red: #ff4757;
    --accent-gold: #ffd700;
    --text-light: #eaeaea;
    --text-muted: #8b8b8b;
    --card-white: #ffffff;
    --card-red: #e74c3c;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
    min-height: 100vh;
    color: var(--text-light);
}

.game-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 1rem;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: 10px;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

h1 {
    font-size: 2rem;
    color: var(--accent-gold);
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.bankroll {
    font-size: 1.5rem;
}

.stats-bar {
    display: flex;
    justify-content: center;
    gap: 2rem;
    padding: 0.75rem;
    background: var(--bg-darker);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.stat {
    display: flex;
    gap: 0.5rem;
}

.stat-label {
    color: var(--text-muted);
}

.game-area {
    background: var(--bg-card);
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    min-height: 350px;
}

.dealer-section,
.player-section {
    margin-bottom: 1rem;
}

.dealer-section h2,
.player-section h2 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    color: var(--text-muted);
}

.card-area {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    min-height: 120px;
    padding: 0.5rem;
}

.card {
    width: 80px;
    height: 112px;
    background: var(--card-white);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 0.5rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    animation: dealCard 0.3s ease-out;
    position: relative;
}

.card.red {
    color: var(--card-red);
}

.card.black {
    color: #1a1a1a;
}

.card .rank {
    font-size: 1.2rem;
    font-weight: bold;
    line-height: 1;
}

.card .suit {
    font-size: 1.5rem;
    text-align: center;
}

.card .rank-bottom {
    font-size: 1.2rem;
    font-weight: bold;
    line-height: 1;
    text-align: right;
    transform: rotate(180deg);
}

.card.back {
    background: linear-gradient(135deg, #2c3e50 0%, #1a252f 100%);
    border: 3px solid #3d5a73;
}

.card.back::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 10%;
    right: 10%;
    bottom: 10%;
    background: repeating-linear-gradient(
        45deg,
        #3d5a73,
        #3d5a73 5px,
        #2c3e50 5px,
        #2c3e50 10px
    );
    border-radius: 4px;
}

@keyframes dealCard {
    from {
        opacity: 0;
        transform: translateY(-50px) rotate(-10deg);
    }
    to {
        opacity: 1;
        transform: translateY(0) rotate(0);
    }
}

.message-area {
    text-align: center;
    padding: 1rem;
    min-height: 60px;
}

#message {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-gold);
}

#message.win {
    color: var(--accent-green);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

#message.lose {
    color: var(--accent-red);
    text-shadow: 0 0 10px rgba(255, 71, 87, 0.5);
}

#message.push {
    color: var(--accent-gold);
}

#message.blackjack {
    color: var(--accent-green);
    animation: pulse 0.5s ease-in-out infinite alternate;
}

@keyframes pulse {
    from { transform: scale(1); }
    to { transform: scale(1.05); }
}

.bet-area {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: 10px;
    margin-bottom: 1rem;
}

.bet-area h3 {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

.chip-tray {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.chip {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 4px dashed;
    font-size: 0.9rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--bg-darker);
    color: var(--text-light);
}

.chip[data-value="1"] {
    border-color: #c0c0c0;
}

.chip[data-value="5"] {
    border-color: #00ff00;
}

.chip[data-value="25"] {
    border-color: #0000ff;
}

.chip[data-value="50"] {
    border-color: #ff0000;
}

.chip[data-value="100"] {
    border-color: #000000;
}

.chip:hover {
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.5);
}

.chip:active {
    transform: scale(0.95);
}

.current-bet {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: bold;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin: 0.25rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent-green);
    color: #1a1a1a;
}

.btn-primary:hover:not(:disabled) {
    background: #00cc6a;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.5);
}

.btn-secondary {
    background: var(--text-muted);
    color: #1a1a1a;
}

.btn-secondary:hover:not(:disabled) {
    background: #a0a0a0;
}

.btn-gold {
    background: var(--accent-gold);
    color: #1a1a1a;
}

.btn-gold:hover:not(:disabled) {
    background: #e6c200;
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.5);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.action-area {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: 10px;
}

.result-area {
    text-align: center;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: 10px;
}

.hidden {
    display: none !important;
}

@media (max-width: 600px) {
    .game-container {
        padding: 0.5rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    .bankroll {
        font-size: 1.2rem;
    }

    .chip {
        width: 50px;
        height: 50px;
        font-size: 0.8rem;
    }

    .card {
        width: 65px;
        height: 91px;
    }

    .card .rank,
    .card .rank-bottom {
        font-size: 1rem;
    }

    .card .suit {
        font-size: 1.2rem;
    }

    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}