:root {
    --bg-color: #0f172a;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --card-bg: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
    
    --accent-lucky: #ec4899;
    --accent-highlow: #3b82f6;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Pretendard', sans-serif;
}

body {
    background-color: var(--bg-color);
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(236, 72, 153, 0.15), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(59, 130, 246, 0.15), transparent 25%);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    overflow-y: auto;
}

.dashboard-container {
    width: 100%;
    max-width: 1000px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 4rem;
    z-index: 10;
}

.dashboard-header {
    text-align: center;
    animation: fadeInDown 0.8s ease-out;
}

.dashboard-header h1 {
    font-size: 4rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
    text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.dashboard-header .highlight {
    background: linear-gradient(135deg, #a855f7, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.dashboard-header p {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.game-card {
    position: relative;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem 2rem;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
    overflow: hidden;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 300px;
}

.game-card:hover {
    transform: translateY(-10px);
    border-color: rgba(255, 255, 255, 0.3);
}

.game-card.lucky-draw:hover {
    box-shadow: 0 20px 40px -10px rgba(236, 72, 153, 0.3);
}

.game-card.high-low:hover {
    box-shadow: 0 20px 40px -10px rgba(59, 130, 246, 0.3);
}

.card-content {
    position: relative;
    z-index: 2;
}

.icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.game-card:hover .icon {
    transform: scale(1.1);
}

.game-card h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.game-card p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.glow {
    position: absolute;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255,255,255,0.8) 0%, transparent 70%);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
    mix-blend-mode: overlay;
    z-index: 1;
}

.game-card:hover .glow {
    opacity: 0.15;
}

/* Animations */
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    .dashboard-header h1 { font-size: 3rem; }
    .games-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
}