:root {
    /* Colors - Updated to Fun/Gamified Palette */
    --bg-dark: #0a0a0c;
    --bg-card: #141416;
    --bg-card-hover: #1c1c1f;

    --primary: #e2e8f0;
    --secondary: #94a3b8;

    /* Fun Palette */
    --accent-cyan: #06b6d4;
    /* Cyan */
    --accent-pink: #f472b6;
    /* Pink */
    --accent-purple: #4ade80;
    /* Green (replaced purple) */
    --accent-green: #4ade80;
    /* Green for success/play */

    --gradient-play: linear-gradient(135deg, #06b6d4 0%, #4ade80 100%);

    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-highlight: rgba(255, 255, 255, 0.15);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', sans-serif;

    /* Spacing */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;

    --container-width: 1200px;
}

html,
body {
    overflow-x: hidden;
    overflow-y: auto;
}

body {
    background-color: var(--bg-dark);
    color: var(--primary);
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    line-height: 1.5;
    min-height: 100vh;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: opacity 0.2s;
}

button {
    cursor: pointer;
    border: none;
    font-family: inherit;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 100px;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: #fff;
    color: #000;
    z-index: 1;
}

/* Button Shine Effect */
.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
    transition: 0.5s;
    z-index: -1;
}

.btn-primary:hover::after {
    left: 100%;
}

.btn-primary:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 25px rgba(255, 255, 255, 0.4);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-highlight);
    color: #fff;
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

.btn-danger {
    background: #ef4444;
    color: #fff;
    border: 1px solid #dc2626;
}

.btn-danger:hover {
    background: #dc2626;
    transform: scale(1.02);
    box-shadow: 0 4px 25px rgba(239, 68, 68, 0.4);
}

.btn-danger:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.glass-panel {
    background: rgba(20, 20, 22, 0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-subtle);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}