/* Common Section Box Style */
.pro-section-box {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: var(--text-base);
}

/* Internal Content Box (Static: 0.04) */
.pro-content-box {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
}

/* Internal Control Box (Active: 0.1) */
.pro-control-box {
    background: var(--glass-border);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
}

/* Reset & Base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-primary);
    background-image: radial-gradient(circle at top right, rgba(255, 255, 255, 0.05) 0%, transparent 40%),
        radial-gradient(circle at bottom left, rgba(0, 229, 255, 0.03) 0%, transparent 30%);
    color: var(--text-primary);
    font-family: var(--font-base);
    min-height: 100vh;
    font-size: 14px;
    line-height: 1.6;
    position: relative;
    letter-spacing: -0.01em;
}

/* Premium Grain Overlay */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 9999;
}

/* Utility */
.hidden {
    display: none !important;
}

.text-muted {
    color: var(--text-secondary);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}