/* ============================================
   Responsive Design - Mobile First Approach
   ============================================ */

/* ============================================
   Mobile Styles (320px - 767px)
   ============================================ */

@media (max-width: 767px) {
    /* Typography Scaling */
    :root {
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
        --font-size-xl: 1.125rem;
        --font-size-lg: 1rem;
    }

    /* Navigation */
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-primary);
        flex-direction: column;
        padding: var(--space-md);
        border-bottom: 1px solid var(--terminal-border);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin-bottom: var(--space-xs);
    }

    .mobile-menu-btn {
        display: block;
        font-size: var(--font-size-2xl);
        padding: var(--space-sm);
    }

    .mobile-menu-btn.active .menu-icon {
        transform: rotate(90deg);
    }

    /* Hero Section */
    .hero-section {
        padding: var(--space-xl) var(--space-md);
        min-height: auto;
    }

    .hero-section .terminal-window {
        margin: 0;
    }

    .ascii-art pre {
        font-size: 8px;
        line-height: 1;
    }

    .cta-buttons {
        flex-direction: column;
        gap: var(--space-md);
    }

    .terminal-btn {
        width: 100%;
    }

    /* Sections */
    section {
        padding: var(--space-xl) var(--space-md);
    }

    section .terminal-window {
        margin: 0;
    }

    /* About Section */
    .about-content {
        margin: 0;
    }

    .code-block {
        font-size: var(--font-size-xs);
        overflow-x: auto;
    }

    .code-block pre {
        padding: var(--space-md);
    }

    .code-block code {
        font-size: 10px;
    }

    /* Skills Section */
    .skills-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .skill-category {
        padding: var(--space-md);
    }

    /* Experience Section */
    .experience-timeline {
        margin-top: var(--space-lg);
    }

    .experience-item {
        padding-left: var(--space-xl);
        margin-bottom: var(--space-lg);
    }

    .experience-content {
        padding: var(--space-md);
    }

    .experience-content ul {
        padding-left: var(--space-md);
    }

    /* Education Section */
    .education-list {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .education-item {
        padding: var(--space-md);
    }

    /* Portfolio Section */
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .portfolio-card-header,
    .portfolio-card-body,
    .portfolio-card-footer {
        padding: var(--space-md);
    }

    .portfolio-metrics {
        flex-direction: column;
        gap: var(--space-sm);
    }

    /* Blog Section */
    .blog-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .blog-card-header,
    .blog-card-body,
    .blog-card-footer {
        padding: var(--space-md);
    }

    .blog-snippet {
        font-size: 9px;
    }

    /* Contact Section */
    .contact-container {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .contact-form,
    .contact-info {
        padding: var(--space-md);
    }

    .input-wrapper input,
    .textarea-wrapper textarea {
        padding: var(--space-md) var(--space-md) var(--space-md) var(--space-xl);
    }

    .contact-link {
        flex-direction: column;
        text-align: center;
        gap: var(--space-sm);
    }

    .contact-details {
        align-items: center;
    }

    /* Footer */
    .footer {
        padding: var(--space-lg) var(--space-md);
    }

    .terminal-prompt {
        flex-direction: column;
        gap: var(--space-xs);
    }
}

/* ============================================
   Tablet Styles (768px - 1023px)
   ============================================ */

@media (min-width: 768px) and (max-width: 1023px) {
    /* Typography Scaling */
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
        --font-size-2xl: 1.5rem;
    }

    /* Hero Section */
    .hero-section {
        padding: var(--space-3xl) var(--space-lg);
    }

    /* Sections */
    section {
        padding: var(--space-3xl) var(--space-lg);
    }

    /* Skills Section */
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Portfolio Section */
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Blog Section */
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Contact Section */
    .contact-container {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
}

/* ============================================
   Desktop Styles (1024px - 1439px)
   ============================================ */

@media (min-width: 1024px) and (max-width: 1439px) {
    /* Typography Scaling */
    :root {
        --font-size-4xl: 2.5rem;
        --font-size-3xl: 2rem;
        --font-size-2xl: 1.5rem;
    }

    /* Hero Section */
    .hero-section {
        padding: var(--space-3xl) var(--space-xl);
    }

    /* Sections */
    section {
        padding: var(--space-3xl) var(--space-xl);
    }

    /* Skills Section */
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Portfolio Section */
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Blog Section */
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Contact Section */
    .contact-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
}

/* ============================================
   Large Desktop Styles (1440px and above)
   ============================================ */

@media (min-width: 1440px) {
    /* Typography Scaling */
    :root {
        --font-size-4xl: 3rem;
        --font-size-3xl: 2.5rem;
        --font-size-2xl: 2rem;
    }

    /* Hero Section */
    .hero-section {
        padding: var(--space-3xl) var(--space-2xl);
    }

    /* Sections */
    section {
        padding: var(--space-3xl) var(--space-2xl);
    }

    /* Skills Section */
    .skills-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Portfolio Section */
    .portfolio-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Blog Section */
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Contact Section */
    .contact-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
}

/* ============================================
   Touch-friendly Adjustments
   ============================================ */

@media (pointer: coarse) {
    /* Increase touch targets */
    .nav-links a {
        padding: var(--space-sm) var(--space-lg);
    }

    .terminal-btn {
        padding: var(--space-lg) var(--space-xl);
    }

    .contact-link {
        padding: var(--space-md);
    }

    .portfolio-link {
        padding: var(--space-md) var(--space-xl);
    }

    /* Remove hover effects that don't work well on touch */
    .skill-category:hover,
    .portfolio-card:hover,
    .blog-card:hover {
        transform: none;
    }

    /* Focus styles for better accessibility */
    input:focus,
    textarea:focus,
    button:focus,
    a:focus {
        outline: 2px solid var(--accent-green);
        outline-offset: 2px;
    }
}

/* Redundant dark mode block removed to prevent specificity issues with manual toggle */

/* ============================================
   Reduced Motion
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    /* Disable animations for users who prefer reduced motion */
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .typing-effect {
        border-right: none;
    }

    .glow {
        animation: none;
    }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
    /* Hide non-essential elements */
    .terminal-nav,
    .mobile-menu-btn,
    .contact-form,
    .terminal-controls {
        display: none;
    }

    /* Ensure text is readable */
    body {
        background-color: white;
        color: black;
    }

    .terminal-window {
        background-color: white;
        border: 1px solid #ccc;
        box-shadow: none;
    }

    .terminal-content {
        background-color: white;
    }

    /* Print-friendly colors */
    a {
        color: #0066cc;
    }

    h1, h2, h3, h4 {
        color: #333;
    }

    /* Force page breaks where needed */
    section {
        page-break-inside: avoid;
    }

    .experience-item,
    .portfolio-card,
    .blog-card {
        page-break-inside: avoid;
    }
}

/* ============================================
   Landscape Mobile Adjustments
   ============================================ */

@media (max-width: 767px) and (orientation: landscape) {
    /* Reduce vertical spacing in landscape */
    .hero-section {
        padding: var(--space-lg) var(--space-md);
    }

    section {
        padding: var(--space-lg) var(--space-md);
    }

    .ascii-art pre {
        font-size: 6px;
        line-height: 0.8;
    }

    .typing-effect,
    .subtitle,
    .tagline {
        font-size: var(--font-size-base);
    }
}

/* ============================================
   High DPI Screens
   ============================================ */

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    /* Crisper borders and shadows for Retina displays */
    .terminal-window {
        border-width: 0.5px;
    }

    .control-btn {
        box-shadow: 0 0 1px rgba(0, 0, 0, 0.5);
    }
}

/* ============================================
   Accessibility Improvements
   ============================================ */

/* Skip to main content link for keyboard users */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent-green);
    color: var(--bg-primary);
    padding: 8px;
    z-index: 1000;
    transition: top 0.3s;
}

.skip-to-content:focus {
    top: 0;
}

/* Focus visible improvements */
:focus-visible {
    outline: 2px solid var(--accent-green);
    outline-offset: 2px;
}

/* Screen reader only content */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}