:root {
    --primary-gold: #d4af37;
    --dark-green: #0a2e0a;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --card-red: #e74c3c;
    --card-black: #2c3e50;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background: url('assets/bg.png') no-repeat center center fixed;
    background-size: cover;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    overflow-x: hidden;
}

#game-container {
    width: 90%;
    max-width: 1000px;
    height: 80vh;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.8);
    position: relative;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

h1 {
    font-size: 2.5rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    background: linear-gradient(45deg, #d4af37, #f7dc6f);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 10px rgba(212, 175, 55, 0.3);
}

#stats {
    display: flex;
    gap: 2rem;
}

.stat-item {
    font-size: 1.2rem;
    font-weight: 300;
}

#credits {
    font-weight: 700;
    color: var(--primary-gold);
}

#bet {
    font-weight: 700;
    color: var(--primary-gold);
    min-width: 2.5ch;
    display: inline-block;
    text-align: center;
}

.bet-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.bet-control button {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    color: white;
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

.bet-control button:hover:not(:disabled) {
    background: rgba(212, 175, 55, 0.3);
}

.bet-control button:active:not(:disabled) {
    transform: scale(0.9);
}

.bet-control button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

main {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
}

#message-area {
    text-align: center;
    font-size: 1.5rem;
    margin: 1rem 0;
    font-weight: 700;
    height: 2rem;
    color: var(--primary-gold);
}

#cards-container {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: clamp(0.4rem, 2.2vw, 1.5rem);
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    perspective: 1000px;
}

.card {
    width: 100%;
    aspect-ratio: 2 / 3;
    cursor: pointer;
    position: relative;
    transition: transform 0.3s;
    container-type: inline-size;
}

.card.held {
    transform: translateY(-20px);
}

.card.held::after {
    content: "HELD";
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-gold);
    color: black;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.8rem;
}

.card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.card.flipped .card-inner {
    transform: rotateY(180deg);
}

.card-front, .card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 30cqw;
    font-weight: 700;
}

.card-front {
    background-color: white;
    color: black;
    transform: rotateY(180deg);
    flex-direction: column;
    line-height: 1;
    gap: 0.05em;
}

.card-back {
    background: linear-gradient(135deg, #2c3e50, #000000);
    border: 4px solid var(--primary-gold);
}

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

#controls {
    text-align: center;
}

#deal-btn {
    background: linear-gradient(45deg, #d4af37, #a68b2a);
    border: none;
    padding: 1rem 4rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: black;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

#deal-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.6);
}

#deal-btn:active {
    transform: scale(0.95);
}

#payout-table {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem 2rem;
    font-size: 0.8rem;
    background: rgba(0,0,0,0.3);
    padding: 1rem;
    border-radius: 12px;
}

.payout-row {
    display: flex;
    justify-content: space-between;
    padding: 2px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.payout-row.highlight {
    color: var(--primary-gold);
    font-weight: 700;
    background: rgba(212, 175, 55, 0.15);
    border-radius: 4px;
    box-shadow: 0 0 12px rgba(212, 175, 55, 0.4);
    animation: payout-pulse 0.8s ease-in-out infinite alternate;
}

@keyframes payout-pulse {
    from { box-shadow: 0 0 6px rgba(212, 175, 55, 0.3); }
    to   { box-shadow: 0 0 16px rgba(212, 175, 55, 0.7); }
}

.hidden {
    display: none !important;
}

#deal-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

#game-over {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(6px);
    border-radius: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
}

.game-over-box {
    text-align: center;
    padding: 2rem 3rem;
}

.game-over-box h2 {
    font-size: 3rem;
    letter-spacing: 4px;
    color: var(--card-red);
    text-shadow: 0 2px 20px rgba(231, 76, 60, 0.5);
    margin-bottom: 0.5rem;
}

.game-over-box p {
    font-size: 1.1rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    opacity: 0.85;
}

#restart-btn {
    background: linear-gradient(45deg, #d4af37, #a68b2a);
    border: none;
    padding: 0.9rem 3rem;
    font-size: 1.3rem;
    font-weight: 700;
    color: black;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

#restart-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.6);
}

#music-credit {
    position: absolute;
    bottom: 8px;
    left: 16px;
    font-size: 0.65rem;
    font-weight: 300;
    opacity: 0.45;
    letter-spacing: 0.3px;
    pointer-events: none;
}

#music-control {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: var(--glass-bg);
    padding: 10px;
    border-radius: 50%;
    cursor: pointer;
    border: 1px solid var(--glass-border);
    width: 45px;
    height: 45px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* ---------- Responsive: tablets & large phones ---------- */
@media (max-width: 768px) {
    body {
        align-items: stretch;
    }

    #game-container {
        width: 100%;
        max-width: none;
        height: auto;
        min-height: 100vh;
        min-height: 100dvh;
        border: none;
        border-radius: 0;
        padding: 1.25rem 1rem 4rem;
        gap: 1.25rem;
        justify-content: flex-start;
    }

    header {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }

    h1 {
        font-size: 1.8rem;
        letter-spacing: 2px;
    }

    #stats {
        gap: 1.25rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .stat-item {
        font-size: 1rem;
    }

    main {
        gap: 1.75rem;
    }

    #message-area {
        font-size: 1.2rem;
        margin: 0.5rem 0;
    }

    #deal-btn {
        padding: 0.9rem 3rem;
        font-size: 1.3rem;
    }

    #payout-table {
        gap: 0.4rem 1rem;
        font-size: 0.75rem;
        padding: 0.85rem;
    }
}

/* ---------- Responsive: small phones ---------- */
@media (max-width: 480px) {
    #game-container {
        padding: 1rem 0.75rem 4rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    .card.held {
        transform: translateY(-12px);
    }

    .card.held::after {
        top: -22px;
        font-size: 0.65rem;
        padding: 1px 5px;
    }

    #payout-table {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.3rem 1rem;
        font-size: 0.72rem;
    }

    #deal-btn {
        padding: 0.85rem 2.5rem;
        font-size: 1.2rem;
        width: 100%;
        max-width: 320px;
    }

    #music-credit {
        font-size: 0.55rem;
        left: 10px;
        bottom: 6px;
        max-width: 60%;
    }

    #music-control {
        bottom: 12px;
        right: 12px;
        width: 40px;
        height: 40px;
    }
}