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

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1a472a 0%, #0d2818 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.game-container {
    background: linear-gradient(180deg, #1e5631 0%, #0d2818 100%);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    max-width: 600px;
    width: 100%;
    border: 3px solid #c9a227;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid rgba(201, 162, 39, 0.3);
}

h1 {
    color: #c9a227;
    font-size: 1.8em;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.chips-display {
    background: linear-gradient(135deg, #c9a227 0%, #8b7355 100%);
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 1.3em;
    font-weight: bold;
    color: #1a1a1a;
    box-shadow: 0 4px 15px rgba(201, 162, 39, 0.4);
}

.chip-icon {
    margin-right: 8px;
}

.dealer-area, .player-area {
    text-align: center;
    margin: 20px 0;
    padding: 20px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 15px;
}

h2 {
    color: #98d8aa;
    font-size: 1.2em;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.cards {
    display: flex;
    justify-content: center;
    gap: 10px;
    min-height: 130px;
    flex-wrap: wrap;
}

.card {
    width: 80px;
    height: 112px;
    background: linear-gradient(135deg, #fff 0%, #f0f0f0 100%);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 1.5em;
    font-weight: bold;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
    animation: dealCard 0.5s ease;
}

@keyframes dealCard {
    from {
        transform: translateY(-100px) rotate(-10deg);
        opacity: 0;
    }
    to {
        transform: translateY(0) rotate(0);
        opacity: 1;
    }
}

.card.red {
    color: #d32f2f;
}

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

.card.hidden {
    background: linear-gradient(135deg, #1a472a 0%, #0d2818 100%);
    border: 2px solid #c9a227;
}

.card.hidden::before {
    content: "🂠";
    font-size: 3em;
    color: #c9a227;
}

.card .rank {
    font-size: 1.2em;
}

.card .suit {
    font-size: 1.5em;
}

.score {
    color: #fff;
    font-size: 1.1em;
    margin-top: 15px;
    padding: 8px 15px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 20px;
    display: inline-block;
}

.message {
    text-align: center;
    font-size: 1.5em;
    font-weight: bold;
    padding: 15px;
    margin: 15px 0;
    border-radius: 10px;
    min-height: 55px;
}

.message.win {
    background: linear-gradient(135deg, #4caf50 0%, #2e7d32 100%);
    color: #fff;
    animation: pulse 1s ease infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.message.lose {
    background: linear-gradient(135deg, #d32f2f 0%, #b71c1c 100%);
    color: #fff;
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.message.push {
    background: linear-gradient(135deg, #ff9800 0%, #f57c00 100%);
    color: #fff;
}

.message.blackjack {
    background: linear-gradient(135deg, #ffd700 0%, #ff8c00 50%, #ff0080 100%);
    color: #fff;
    animation: rainbow 2s ease infinite;
}

@keyframes rainbow {
    0% { filter: hue-rotate(0deg); }
    100% { filter: hue-rotate(360deg); }
}

.controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    margin-top: 20px;
}

.btn {
    padding: 12px 30px;
    font-size: 1.1em;
    font-weight: bold;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, #c9a227 0%, #8b7355 100%);
    color: #1a1a1a;
}

.btn-success {
    background: linear-gradient(135deg, #4caf50 0%, #2e7d32 100%);
    color: #fff;
}

.btn-danger {
    background: linear-gradient(135deg, #d32f2f 0%, #b71c1c 100%);
    color: #fff;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

#bet-controls, #game-controls, #result-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
}

#bet-amount {
    padding: 10px 15px;
    font-size: 1em;
    border-radius: 10px;
    border: 2px solid #c9a227;
    background: rgba(0, 0, 0, 0.3);
    color: #fff;
}

#bet-amount option {
    background: #1a472a;
}

label {
    color: #98d8aa;
    font-weight: bold;
}

@media (max-width: 480px) {
    .game-container {
        padding: 15px;
    }
    
    h1 {
        font-size: 1.3em;
    }
    
    .card {
        width: 60px;
        height: 84px;
        font-size: 1.2em;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 1em;
    }
}