/* 
 * Responsive Design Styles for Digital Canvas
 * Mobile-first approach with breakpoints for all devices
 */

/* Base Mobile Styles (320px - 767px) */
@media (max-width: 767px) {
    :root {
        --spacing-md: 16px;
        --spacing-lg: 24px;
        --spacing-xl: 32px;
        --spacing-xxl: 40px;
        --spacing-xxxl: 48px;
    }

    /* Navigation */
    .nav-container {
        padding: 0 var(--spacing-sm);
    }

    .logo a {
        font-size: 1.2rem;
    }

    .logo-sub {
        font-size: 0.7rem;
        margin-top: -3px;
    }

    .nav-links {
        display: none;
    }

    .menu-btn {
        display: flex;
        z-index: 1001;
    }

    .theme-btn {
        padding: 6px;
        width: 36px;
        height: 36px;
    }

    /* Hero Section */
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: 1rem;
        max-width: 100%;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .hero-buttons {
        justify-content: center;
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .hero-visual {
        order: -1;
    }

    .avatar-container {
        width: 200px;
        height: 200px;
    }

    .avatar-ring {
        width: 150px;
        height: 150px;
    }

    .avatar-core {
        width: 120px;
        height: 120px;
    }

    /* Sections */
    section {
        padding: var(--spacing-xxxl) 0;
    }

    .section-title {
        font-size: 2rem;
    }

    /* About Section */
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .about-image {
        height: 300px;
    }

    .content-wrapper {
        padding: var(--spacing-lg);
    }

    .personal-info {
        grid-template-columns: 1fr;
    }

    .facts-list {
        grid-template-columns: 1fr;
    }

    .timeline {
        padding-left: var(--spacing-md);
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-dot {
        left: -27px;
    }

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

    /* Portfolio Section */
    .filter-buttons {
        justify-content: center;
        gap: var(--spacing-sm);
        flex-wrap: wrap;
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: 0.8rem;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .portfolio-item {
        text-align: center;
    }

    .portfolio-meta {
        justify-content: center;
    }

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

    .post-image {
        height: 200px;
    }

    .post-date {
        top: var(--spacing-sm);
        left: var(--spacing-sm);
    }

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

    .contact-form {
        order: -1;
    }

    /* Footer */
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
    }

    .footer-links ul {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
    }

    .footer-social {
        margin-top: var(--spacing-md);
    }

    /* Scroll Indicator */
    .scroll-indicator {
        bottom: var(--spacing-md);
    }
}

/* Tablet Styles (768px - 1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
    :root {
        --spacing-md: 20px;
        --spacing-lg: 28px;
        --spacing-xl: 36px;
        --spacing-xxl: 48px;
        --spacing-xxxl: 64px;
    }

    /* Navigation */
    .nav-container {
        padding: 0 var(--spacing-lg);
    }

    .logo a {
        font-size: 1.4rem;
    }

    .nav-links {
        display: flex;
        gap: var(--spacing-md);
    }

    /* Hero Section */
    .hero-content {
        grid-template-columns: 1.5fr 1fr;
        gap: var(--spacing-xl);
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .avatar-container {
        width: 250px;
        height: 250px;
    }

    .avatar-ring {
        width: 180px;
        height: 180px;
    }

    .avatar-core {
        width: 140px;
        height: 140px;
    }

    /* About Section */
    .about-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-image {
        height: 400px;
    }

    /* 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);
    }

    .post-image {
        height: 180px;
    }
}

/* Desktop Styles (1024px - 1399px) */
@media (min-width: 1024px) and (max-width: 1399px) {
    :root {
        --spacing-md: 24px;
        --spacing-lg: 32px;
        --spacing-xl: 40px;
        --spacing-xxl: 56px;
        --spacing-xxxl: 80px;
    }

    .container {
        padding: 0 var(--spacing-lg);
    }

    /* Hero Section */
    .hero-content {
        grid-template-columns: 2fr 1fr;
        gap: var(--spacing-xxl);
    }

    .hero-title {
        font-size: 4rem;
    }

    .avatar-container {
        width: 280px;
        height: 280px;
    }

    .avatar-ring {
        width: 190px;
        height: 190px;
    }

    .avatar-core {
        width: 150px;
        height: 150px;
    }

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

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

    .post-image {
        height: 220px;
    }
}

/* Large Desktop Styles (1400px+) */
@media (min-width: 1400px) {
    :root {
        --spacing-md: 24px;
        --spacing-lg: 32px;
        --spacing-xl: 48px;
        --spacing-xxl: 64px;
        --spacing-xxxl: 96px;
    }

    .container {
        padding: 0 var(--spacing-xl);
    }

    /* Hero Section */
    .hero-content {
        max-width: 1600px;
    }

    .hero-title {
        font-size: 5rem;
    }

    .avatar-container {
        width: 320px;
        height: 320px;
    }

    .avatar-ring {
        width: 210px;
        height: 210px;
    }

    .avatar-core {
        width: 170px;
        height: 170px;
    }

    /* Enhanced floating elements for larger screens */
    .element-1 {
        width: 250px;
        height: 250px;
        top: -120px;
        right: -120px;
    }

    .element-2 {
        width: 180px;
        height: 180px;
        bottom: -90px;
        left: -90px;
    }

    .element-3 {
        width: 120px;
        height: 120px;
        top: 50%;
        right: -60px;
    }

    .element-4 {
        width: 140px;
        height: 140px;
        bottom: 20%;
        left: -70px;
    }
}

/* High DPI/Retina Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .btn::before {
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    }

    .avatar-glow {
        filter: blur(25px);
    }

    .floating-element {
        filter: blur(25px);
    }
}

/* Dark Mode Specific Responsive Adjustments */
@media (prefers-color-scheme: dark) and (max-width: 767px) {
    .hero {
        background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    }

    .about {
        background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    }

    .skills {
        background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    }
}

/* Light Mode Specific Responsive Adjustments */
@media (prefers-color-scheme: light) and (max-width: 767px) {
    .hero {
        background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    }

    .about {
        background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    }

    .skills {
        background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    }
}

/* Print Styles */
@media print {
    body {
        background: white;
        color: black;
    }

    nav, .mobile-menu, .scroll-indicator, .back-to-top {
        display: none !important;
    }

    section {
        page-break-inside: avoid;
        padding: 20px 0;
    }

    .container {
        max-width: none;
        padding: 0;
    }

    .btn {
        display: none;
    }

    a {
        color: black;
        text-decoration: underline;
    }

    .hero-visual, .floating-elements, .avatar-container {
        display: none;
    }

    .skills-grid, .tech-icons {
        display: block;
    }

    .skill-progress {
        width: 100% !important;
    }
}

/* Accessibility Enhancements for Small Screens */
@media (max-width: 480px) {
    .btn {
        padding: 12px 24px;
        font-size: 1rem;
    }

    .nav-link {
        font-size: 0.8rem;
        padding: 8px 12px;
    }

    .filter-btn {
        padding: 10px 16px;
        font-size: 0.85rem;
    }

    .portfolio-item .portfolio-meta {
        font-size: 0.8rem;
    }

    .post-date {
        font-size: 0.7rem;
    }

    .reading-time {
        font-size: 0.75rem;
    }

    .contact-item {
        padding: 12px;
    }

    .footer-links ul li {
        font-size: 0.9rem;
    }
}

/* Landscape Mobile */
@media (max-width: 767px) and (orientation: landscape) {
    .hero-content {
        grid-template-columns: 1.2fr 1fr;
    }

    .about-grid {
        grid-template-columns: 1fr 1fr;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

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

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

/* Portrait Mobile */
@media (max-width: 767px) and (orientation: portrait) {
    .hero-content {
        grid-template-columns: 1fr;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .blog-grid {
        grid-template-columns: 1fr;
    }
}

/* Tablet Landscape */
@media (min-width: 768px) and (max-width: 1023px) and (orientation: landscape) {
    .hero-content {
        grid-template-columns: 1.8fr 1fr;
    }

    .about-grid {
        grid-template-columns: 1fr 1fr;
    }

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

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

/* Tablet Portrait */
@media (min-width: 768px) and (max-width: 1023px) and (orientation: portrait) {
    .hero-content {
        grid-template-columns: 1.5fr 1fr;
    }

    .about-grid {
        grid-template-columns: 1fr 1fr;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .blog-grid {
        grid-template-columns: 1fr;
    }
}

/* Reduced Motion for Mobile */
@media (max-width: 767px) and (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }

    .floating, .bobbing, .drifting, .swaying, .wobbling {
        animation: none !important;
    }

    .hero-title {
        animation: none !important;
    }

    .avatar-core {
        animation: none !important;
    }
}

/* Touch-friendly adjustments */
@media (hover: none) and (pointer: coarse) {
    .btn {
        min-height: 44px;
        padding: 14px 24px;
    }

    .nav-link {
        padding: 12px 16px;
        min-height: 44px;
    }

    .filter-btn {
        min-height: 40px;
        padding: 10px 16px;
    }

    .theme-btn {
        min-width: 44px;
        min-height: 44px;
    }

    .menu-btn {
        min-width: 44px;
        min-height: 44px;
    }

    .portfolio-item {
        min-height: 200px;
    }

    .post-image {
        min-height: 160px;
    }
}