/* css/variables.css */
:root {
    /* Premium Dark Theme Palette */
    --color-bg-primary: #0f172a;
    /* Deep Slate */
    --color-bg-secondary: #020617;
    /* Darker Slate */
    --color-bg-glass: rgba(15, 23, 42, 0.7);
    /* See-through dark */
    --color-bg-panel: rgba(30, 41, 59, 0.5);
    /* Semi-transparent panel */

    --color-accent-primary: #10b981;
    /* Emerald Green (Pitch) */
    --color-accent-glow: rgba(16, 185, 129, 0.5);
    --color-accent-secondary: #3b82f6;
    /* Royal Blue */

    --color-text-primary: #f8fafc;
    /* Slate 50 */
    --color-text-secondary: #94a3b8;
    /* Slate 400 */
    --color-text-muted: #64748b;

    --color-border: rgba(255, 255, 255, 0.1);
    --color-danger: #ef4444;

    /* Typography */
    --font-main: 'Inter', sans-serif;
    --font-display: 'Outfit', sans-serif;

    /* Spacing */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;

    /* Effects */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --shadow-main: 0 10px 40px -10px rgba(0, 0, 0, 0.5);
    --glass-backdrop: blur(16px);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-main);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    min-height: 100vh;
    /* Dynamic Background with Pitch */
    background-image:
        linear-gradient(rgba(15, 23, 42, 0.85), rgba(15, 23, 42, 0.9)),
        url('../assets/bg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

h1,
h2,
h3 {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.02em;
}

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

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.glass-panel {
    background: var(--color-bg-panel);
    backdrop-filter: var(--glass-backdrop);
    -webkit-backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-main);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent-primary), #059669);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 12px var(--color-accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--color-accent-glow);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: var(--color-text-secondary);
    transition: var(--transition);
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
}

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}