:root {
    --bg-deep: #020617;
    --accent: #38bdf8;
    --card-bg: rgba(15, 23, 42, 0.8);
}

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

body {
    background-color: var(--bg-deep);
    color: white;
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Mouse Glow Effekt */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(56, 189, 248, 0.08) 0%, transparent 8%);
    pointer-events: none;
    z-index: 1;
}

#particleCanvas {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 0;
}

.content {
    position: relative;
    z-index: 2;
    max-width: 1100px;
    margin: 0 auto;
    padding: 80px 20px;
}

header { text-align: center; margin-bottom: 60px; }

header h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 3.5rem;
    letter-spacing: 8px;
    color: var(--accent);
    text-shadow: 0 0 20px rgba(56, 189, 248, 0.5);
}

.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.game-btn {
    position: relative;
    aspect-ratio: 1 / 1;
    border-radius: 24px;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.game-thumb { width: 100%; height: 100%; object-fit: cover; transition: 0.5s; }

.game-btn:hover:not(.disabled) {
    transform: scale(1.05) translateY(-10px);
    border-color: var(--accent);
    box-shadow: 0 0 40px rgba(56, 189, 248, 0.3);
}

.game-btn:hover .game-thumb { transform: scale(1.1); }

.disabled { opacity: 0.4; cursor: not-allowed; filter: grayscale(1); }

.pulse-dot {
    height: 8px; width: 8px; background: var(--accent);
    border-radius: 50%; display: inline-block; margin-right: 10px;
    animation: pulse 1.5s infinite;
}

@keyframes pulse { 
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}