/* About Section */
.about {
    background: var(--bg-secondary);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%2300d9ff" fill-opacity="0.05"><circle cx="30" cy="30" r="1"/></g></svg>') repeat;
    opacity: 0.3;
    pointer-events: none;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.about-text {
    animation: fadeInUp 0.8s ease-out;
}

.about-description {
    font-size: var(--fs-body);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--bg-glass);
    border: var(--border-glass);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    transition: all var(--transition-normal);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-card);
    border-color: rgba(0, 217, 255, 0.3);
}

.stat-number {
    font-size: var(--fs-h2);
    font-family: var(--font-tech);
    font-weight: 900;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-xs);
    display: block;
}

.stat-label {
    font-size: var(--fs-small);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* About Visual */
.about-visual {
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.code-window {
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-heavy);
    border: var(--border-glass);
}

.window-header {
    background: var(--bg-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    border-bottom: var(--border-glass);
}

.window-controls {
    display: flex;
    gap: var(--spacing-xs);
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control.close {
    background: #ff5f56;
}

.control.minimize {
    background: #ffbd2e;
}

.control.maximize {
    background: #27ca3f;
}

.window-title {
    color: var(--text-secondary);
    font-size: var(--fs-small);
    font-family: var(--font-tech);
}

.code-content {
    padding: var(--spacing-md);
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

.code-line {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-xs);
    opacity: 0;
    animation: typeIn 0.5s ease-out forwards;
}

.code-line:nth-child(1) { animation-delay: 0.5s; }
.code-line:nth-child(2) { animation-delay: 0.7s; }
.code-line:nth-child(3) { animation-delay: 0.9s; }
.code-line:nth-child(4) { animation-delay: 1.1s; }
.code-line:nth-child(5) { animation-delay: 1.3s; }
.code-line:nth-child(6) { animation-delay: 1.5s; }

.line-number {
    color: var(--text-muted);
    margin-right: var(--spacing-md);
    min-width: 20px;
    text-align: right;
}

.code-text {
    color: var(--text-primary);
}

/* Syntax Highlighting */
.code-text {
    color: var(--text-primary);
}

.code-line:nth-child(1) .code-text {
    color: var(--accent-tertiary);
}

.code-line:nth-child(2) .code-text,
.code-line:nth-child(3) .code-text,
.code-line:nth-child(4) .code-text,
.code-line:nth-child(5) .code-text {
    color: var(--text-primary);
}

.code-line:nth-child(2) .code-text::after,
.code-line:nth-child(3) .code-text::after,
.code-line:nth-child(4) .code-text::after,
.code-line:nth-child(5) .code-text::after {
    content: '';
}

.code-line:nth-child(6) .code-text {
    color: var(--accent-tertiary);
}

/* Responsive About */
@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .code-content {
        font-size: 0.8rem;
        padding: var(--spacing-sm);
    }
    
    .stat-item {
        padding: var(--spacing-sm);
    }
}