/**
 * Mobile-Enhanced CSS for Gen AI Dev Zone
 * Comprehensive mobile optimization including hamburger menu, touch improvements, and simplified layouts
 */

/* ===================================
   HAMBURGER MENU STYLES
   =================================== */

/* Hide hamburger on desktop */
.hamburger-menu {
    display: none;
}

.mobile-menu-overlay {
    display: none;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    /* Show hamburger button */
    .hamburger-menu {
        display: flex;
        flex-direction: column;
        justify-content: space-around;
        width: 30px;
        height: 25px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
        z-index: 1001;
        position: relative;
    }

    .hamburger-menu span {
        width: 30px;
        height: 3px;
        background: var(--accent-blue, #00d4ff);
        border-radius: 10px;
        transition: all 0.3s ease;
        transform-origin: center;
        box-shadow: 0 0 5px rgba(0, 212, 255, 0.5);
    }

    /* Hamburger animation when active */
    .hamburger-menu.active span:nth-child(1) {
        transform: translateY(11px) rotate(45deg);
    }

    .hamburger-menu.active span:nth-child(2) {
        opacity: 0;
        transform: translateX(-20px);
    }

    .hamburger-menu.active span:nth-child(3) {
        transform: translateY(-11px) rotate(-45deg);
    }

    /* Update nav container for mobile */
    .nav-container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 1rem;
    }

    /* Hide default nav links on mobile */
    .nav-links {
        display: none;
    }

    /* Mobile menu overlay */
    .mobile-menu-overlay {
        position: fixed;
        top: 0;
        left: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: rgba(10, 15, 28, 0.98);
        backdrop-filter: blur(20px);
        z-index: 1000;
        padding: 80px 0 20px 0;
        transition: left 0.3s ease;
        overflow-y: auto;
        box-shadow: 2px 0 20px rgba(0, 0, 0, 0.5);
        border-right: 1px solid rgba(0, 212, 255, 0.2);
    }

    .mobile-menu-overlay.active {
        display: block;
        left: 0;
    }

    /* Mobile menu backdrop */
    .mobile-menu-backdrop {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.7);
        z-index: 999;
        transition: opacity 0.3s ease;
    }

    .mobile-menu-backdrop.active {
        display: block;
    }

    /* Mobile menu links */
    .mobile-nav-links {
        display: flex;
        flex-direction: column;
        gap: 0;
        padding: 0;
        margin: 0;
        list-style: none;
    }

    .mobile-nav-links a {
        display: block;
        padding: 1rem 2rem;
        color: var(--text-secondary, #a0a9c0);
        text-decoration: none;
        font-weight: 500;
        font-size: 1.1rem;
        border-bottom: 1px solid rgba(0, 212, 255, 0.1);
        transition: all 0.3s ease;
        position: relative;
    }

    .mobile-nav-links a::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 0;
        background: linear-gradient(90deg, var(--accent-blue, #00d4ff), transparent);
        transition: width 0.3s ease;
    }

    .mobile-nav-links a:hover,
    .mobile-nav-links a:active {
        color: var(--text-primary, #ffffff);
        background: rgba(0, 212, 255, 0.05);
        padding-left: 2.5rem;
    }

    .mobile-nav-links a:hover::before {
        width: 4px;
    }

    /* Mobile menu header */
    .mobile-menu-header {
        padding: 0 2rem 1rem;
        margin-bottom: 1rem;
        border-bottom: 2px solid rgba(0, 212, 255, 0.2);
    }

    .mobile-menu-header h3 {
        color: var(--accent-blue, #00d4ff);
        font-size: 1.2rem;
        margin: 0;
    }
}

/* ===================================
   MOBILE HERO OPTIMIZATIONS
   =================================== */

@media (max-width: 768px) {
    .hero {
        padding: 3rem 0 2rem;
        min-height: auto;
    }

    .hero-title {
        font-size: 2rem !important;
        line-height: 1.2;
        margin-bottom: 1rem;
        padding: 0 1rem;
    }

    .hero-subtitle {
        font-size: 1rem !important;
        margin-bottom: 2rem;
        padding: 0 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
        padding: 0 1rem;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }
}

/* ===================================
   MOBILE CAROUSEL IMPROVEMENTS
   =================================== */

@media (max-width: 768px) {
    .featured-works {
        padding: 3rem 0;
    }

    .carousel-wrapper {
        margin: 0 50px;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }

    .carousel-prev {
        left: 5px;
    }

    .carousel-next {
        right: 5px;
    }

    .featured-card {
        flex-direction: column;
        padding: 1.5rem;
        gap: 1.5rem;
    }

    .featured-image {
        flex: 0 0 auto;
        width: 100%;
    }

    .featured-image img {
        height: 200px;
        width: 100%;
    }

    .featured-title {
        font-size: 1.5rem;
    }

    .featured-description {
        font-size: 0.95rem;
        line-height: 1.5;
    }

    .featured-tech {
        gap: 8px;
    }

    .tech-tag {
        font-size: 0.8rem;
        padding: 4px 12px;
    }

    .featured-link {
        padding: 10px 24px;
        font-size: 0.9rem;
        width: 100%;
        text-align: center;
    }

    /* Improve touch indicators */
    .carousel-indicators {
        margin-top: 20px;
    }

    .indicator {
        width: 10px;
        height: 10px;
        margin: 0 5px;
    }

    .indicator.active {
        transform: scale(1.5);
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    .carousel-wrapper {
        margin: 0 45px;
    }

    .carousel-btn {
        width: 35px;
        height: 35px;
    }

    .carousel-btn svg {
        width: 18px;
        height: 18px;
    }

    .featured-card {
        padding: 1rem;
    }

    .featured-image img {
        height: 180px;
    }

    .featured-title {
        font-size: 1.3rem;
    }

    .featured-description {
        font-size: 0.9rem;
    }
}

/* ===================================
   MOBILE FEATURES GRID
   =================================== */

@media (max-width: 768px) {
    .features {
        padding: 3rem 0;
    }

    .section-title {
        font-size: 2rem !important;
        margin-bottom: 2rem;
        padding: 0 1rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }

    .feature-card {
        padding: 2rem 1.5rem;
    }

    .feature-icon {
        font-size: 3rem;
        margin-bottom: 1rem;
    }

    .feature-card h3 {
        font-size: 1.2rem;
    }

    .feature-card p {
        font-size: 0.95rem;
    }
}

/* ===================================
   MOBILE PROJECTS GRID
   =================================== */

@media (max-width: 768px) {
    .projects {
        padding: 3rem 0;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }

    .project-card {
        max-width: 500px;
        margin: 0 auto;
        width: 100%;
    }

    .project-image {
        height: 200px;
    }

    .project-content {
        padding: 1.5rem;
    }

    .project-title {
        font-size: 1.3rem;
    }

    .project-description {
        font-size: 0.95rem;
        line-height: 1.5;
    }

    .project-links {
        flex-direction: column;
        gap: 0.75rem;
    }

    .project-links .btn {
        width: 100%;
        text-align: center;
    }
}

/* ===================================
   MOBILE CTA SECTION
   =================================== */

@media (max-width: 768px) {
    .cta {
        padding: 3rem 0;
    }

    .cta-content h2 {
        font-size: 1.8rem !important;
        padding: 0 1rem;
        margin-bottom: 1rem;
    }

    .cta-content p {
        font-size: 1rem !important;
        padding: 0 1rem;
        margin-bottom: 1.5rem;
    }

    .cta-content .btn {
        display: block;
        max-width: 300px;
        margin: 0 auto;
    }
}

/* ===================================
   MOBILE PROCESS SECTION
   =================================== */

@media (max-width: 768px) {
    .project-process {
        padding: 3rem 0;
    }

    .process-steps {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 0 1rem;
    }

    .process-step {
        padding: 1.5rem;
        background: var(--tertiary-dark, #2a2f3e);
        border-radius: 15px;
        border: 1px solid rgba(0, 212, 255, 0.1);
    }

    .step-number {
        width: 60px;
        height: 60px;
        line-height: 60px;
        font-size: 1.3rem;
    }

    .process-step h3 {
        font-size: 1.2rem;
    }

    .process-step p {
        font-size: 0.95rem;
    }
}

/* ===================================
   TOUCH OPTIMIZATIONS
   =================================== */

@media (hover: none) and (pointer: coarse) {
    /* Larger touch targets */
    .btn,
    .nav-link,
    .project-card,
    .feature-card {
        -webkit-tap-highlight-color: rgba(0, 212, 255, 0.1);
        touch-action: manipulation;
    }

    /* Remove hover effects that don't work on touch */
    .btn:hover,
    .project-card:hover,
    .feature-card:hover {
        transform: none;
    }

    /* Active states for touch feedback */
    .btn:active {
        transform: scale(0.98);
        opacity: 0.9;
    }

    .project-card:active,
    .feature-card:active {
        transform: scale(0.99);
    }

    /* Improve carousel touch experience */
    .carousel-track {
        cursor: grab;
    }

    .carousel-track:active {
        cursor: grabbing;
    }
}

/* ===================================
   MOBILE CONTACT PAGE
   =================================== */

@media (max-width: 768px) {
    .contact-content {
        padding: 3rem 0;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 0 1rem;
    }

    .contact-info h2 {
        font-size: 1.8rem;
    }

    .contact-info p {
        font-size: 1rem;
    }

    .contact-method {
        flex-direction: row;
        padding: 1rem;
    }

    .contact-icon {
        font-size: 1.3rem;
        width: 50px;
        height: 50px;
        flex-shrink: 0;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .form-control {
        font-size: 16px; /* Prevent iOS zoom */
    }

    .sharing-buttons {
        flex-direction: column;
    }

    .share-btn {
        width: 100%;
        justify-content: center;
    }
}

/* ===================================
   MOBILE FOOTER
   =================================== */

@media (max-width: 768px) {
    .footer {
        padding: 2rem 0;
        font-size: 0.9rem;
    }

    .footer p {
        padding: 0 1rem;
    }
}

/* ===================================
   LANDSCAPE MODE ADJUSTMENTS
   =================================== */

@media (max-width: 768px) and (orientation: landscape) {
    .hero {
        padding: 2rem 0 1.5rem;
    }

    .hero-title {
        font-size: 1.8rem !important;
    }

    .hero-subtitle {
        font-size: 0.95rem !important;
        margin-bottom: 1.5rem;
    }

    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }

    .hero-buttons .btn {
        width: auto;
        min-width: 140px;
    }

    .featured-card {
        flex-direction: row;
        gap: 2rem;
    }

    .featured-image {
        flex: 0 0 45%;
    }

    .featured-image img {
        height: 250px;
    }
}

/* ===================================
   PERFORMANCE OPTIMIZATIONS
   =================================== */

@media (max-width: 768px) {
    /* Disable expensive animations on mobile */
    .feature-card::before,
    .stat-card::before,
    .btn::before {
        animation: none !important;
    }

    /* Simplify gradient animations */
    .hero-title {
        animation: none;
        background: linear-gradient(45deg, var(--accent-blue, #00d4ff), var(--accent-purple, #6c5ce7));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    /* Reduce shadow complexity */
    .project-card,
    .feature-card,
    .contact-method {
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    }

    /* Simplify backdrop filters */
    .navbar {
        backdrop-filter: blur(10px);
    }
}

/* ===================================
   SAFE AREA INSETS (iPhone X+)
   =================================== */

@supports (padding: max(0px)) {
    .navbar {
        padding-left: max(0px, env(safe-area-inset-left));
        padding-right: max(0px, env(safe-area-inset-right));
    }

    .mobile-menu-overlay {
        padding-left: max(20px, env(safe-area-inset-left));
        padding-right: max(20px, env(safe-area-inset-right));
    }

    .footer {
        padding-bottom: max(2rem, env(safe-area-inset-bottom));
    }
}

/* ===================================
   ACCESSIBILITY IMPROVEMENTS
   =================================== */

@media (max-width: 768px) {
    /* Focus indicators for keyboard navigation */
    .hamburger-menu:focus {
        outline: 2px solid var(--accent-blue, #00d4ff);
        outline-offset: 4px;
    }

    .mobile-nav-links a:focus {
        outline: 2px solid var(--accent-blue, #00d4ff);
        outline-offset: -2px;
    }

    /* Ensure text remains readable */
    .project-description,
    .feature-card p,
    .process-step p {
        line-height: 1.6;
    }

    /* Increase contrast for small text */
    .tech-tag,
    .stat-label {
        font-weight: 600;
    }
}

/* ===================================
   LOADING STATES
   =================================== */

@media (max-width: 768px) {
    .loading-mobile {
        display: flex;
        justify-content: center;
        align-items: center;
        min-height: 200px;
        font-size: 1rem;
        color: var(--text-secondary, #a0a9c0);
    }

    .loading-spinner {
        border: 3px solid rgba(0, 212, 255, 0.1);
        border-top: 3px solid var(--accent-blue, #00d4ff);
        border-radius: 50%;
        width: 40px;
        height: 40px;
        animation: spin 1s linear infinite;
    }

    @keyframes spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }
}