/* ================================
   RESPONSIVE PORTFOLIO
   Mobile-only adjustments - Desktop stays UNCHANGED
   
   This file uses CSS Grid & Flexbox (the modern standard)
   No framework needed - this IS the best practice approach
   ================================ */

/* ================================
   GLOBAL: Prevent horizontal scrolling
   ================================ */

html, body {
    max-width: 100vw;
    overflow-x: hidden;
}

/* Ensure content doesn't overflow */
.content-wrapper,
.full-section,
.bento-grid,
.projects-grid,
.skills-bento,
.contact-content {
    max-width: 100%;
    overflow-x: hidden;
}

/* ================================
   MOBILE MENU BUTTON (Hidden on desktop)
   ================================ */

.mobile-menu-toggle {
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1001;
    width: 44px;
    height: 44px;
    background: rgba(8, 8, 16, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 10px;
    color: var(--color-primary-light);
    font-size: 1.125rem;
    cursor: pointer;
    display: none; /* Hidden by default - shown on mobile */
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    -webkit-tap-highlight-color: transparent;
}

.mobile-menu-toggle:active {
    transform: scale(0.95);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    display: none; /* Hidden by default */
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ================================
   TABLET STYLES (max-width: 900px)
   Navigation changes, grids become 2-column
   ================================ */

@media (max-width: 900px) {
    /* Show mobile menu elements */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-overlay {
        display: block;
    }
    
    /* Side Navigation - slide out panel */
    .side-nav {
        width: 220px;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        padding: 1.5rem 0.5rem;
    }
    
    .side-nav.mobile-open {
        transform: translateX(0);
    }
    
    /* Content takes full width */
    .content-wrapper {
        margin-left: 0;
    }
    
    /* Sections padding */
    .full-section {
        padding: 2.5rem 1.5rem;
    }
    
    /* Hero adjustments */
    .hero-section {
        padding-top: 5rem;
        padding-bottom: 2rem;
    }
    
    .hero-container {
        padding: 0 1rem 1.5rem;
        gap: 1.5rem;
    }
    
    .hero-title .greeting {
        font-size: 1.1rem;
    }
    
    .hero-title .name-highlight {
        font-size: 2.25rem;
    }
    
    .profile-wrapper {
        width: 140px;
        height: 140px;
    }
    
    /* Bento grid - 2 columns with better spacing */
    .bento-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    
    .card-full {
        grid-column: span 2;
    }
    
    .card-large {
        grid-column: span 2;
    }
    
    .card-medium {
        grid-column: span 1;
    }
    
    .terminal-education-grid {
        grid-column: span 2;
    }
    
    .bento-card {
        padding: 1.5rem;
    }
    
    /* Projects grid - 2 columns */
    .projects-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.75rem;
    }
    
    .project-featured {
        grid-column: span 2;
        grid-template-columns: 1fr;
    }
    
    .project-featured .project-image {
        height: 250px;
    }
    
    .project-image {
        height: 200px;
    }
    
    /* Skills - stack to single column */
    .skills-bento {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Contact - stack */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Fix terminal height on tablet */
    .terminal-content-education {
        height: 300px !important;
        min-height: 300px !important;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
}

/* ================================
   MOBILE STYLES (max-width: 600px)
   Single column, compact spacing
   ================================ */

@media (max-width: 600px) {
    /* Larger touch target */
    .mobile-menu-toggle {
        width: 48px;
        height: 48px;
    }
    
    /* Mobile Navigation - optimized for small screens */
    .side-nav {
        width: 200px;
        padding: 1rem 0;
        overflow-y: auto;
        overflow-x: hidden;
    }
    
    .nav-links {
        gap: 0.5rem;
        padding: 0 0.75rem;
        flex: none;
    }
    
    .nav-link {
        padding: 0.625rem 0.5rem;
        gap: 0.25rem;
    }
    
    .nav-link .link-icon {
        width: 28px;
        height: 28px;
        font-size: 0.95rem;
    }
    
    .nav-link .link-text {
        font-size: 0.5rem;
    }
    
    .nav-link.active::before {
        left: -12px;
        height: 20px;
    }
    
    .nav-footer {
        margin-top: 1.5rem;
        padding: 0;
        border-top: none;
        gap: 0.5rem;
        flex: none;
    }
    
    .social-icon {
        width: 28px;
        height: 28px;
        font-size: 0.95rem;
    }
    
    /* Sections - increased vertical spacing */
    .full-section {
        padding: 2rem 1rem;
        min-height: auto;
    }
    
    /* Hero */
    .hero-section {
        padding: 4rem 1rem 2.5rem;
        min-height: auto;
    }
    
    .hero-container {
        gap: 1.75rem;
        padding: 0 0.5rem 1.5rem;
    }
    
    .profile-wrapper {
        width: 130px;
        height: 130px;
    }
    
    .hero-title .greeting {
        font-size: 1rem;
    }
    
    .hero-title .name-highlight {
        font-size: 2rem;
    }
    
    .gradient-text {
        font-size: 1.25rem;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
        gap: 1rem;
    }
    
    .hero-cta .btn {
        width: 100%;
        justify-content: center;
        min-width: unset;
        padding: 0.875rem 1.5rem;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    .floating-icon {
        font-size: 1.25rem;
        opacity: 0.3;
    }
    
    /* Section headers - more spacing */
    .section-header {
        margin-bottom: 2rem;
        text-align: center;
    }
    
    .section-title {
        font-size: 1.75rem;
        line-height: 1.3;
    }
    
    /* About section - prevent all scrolling */
    .about-section {
        overflow: visible !important;
        height: auto !important;
    }
    
    /* Bento grid - single column with better spacing */
    .bento-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding-bottom: 1.5rem;
        overflow: visible !important;
        height: auto !important;
    }
    
    .card-full,
    .card-large,
    .card-medium,
    .terminal-education-grid {
        grid-column: span 1;
    }
    
    .bento-card {
        padding: 1.5rem;
        border-radius: 12px;
        width: 100%;
        max-width: 100%;
        overflow: visible;
    }
    
    .bento-card.terminal-education-grid {
        overflow: hidden;
    }
    
    .bento-card h3 {
        margin-bottom: 1rem;
    }
    
    .timeline,
    .awards-list,
    .certifications-list {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
    }
    
    .bento-card h3 {
        font-size: 1.25rem;
        margin-bottom: 1rem;
    }
    
    /* Timeline - better spacing */
    .timeline {
        gap: 1.5rem;
    }
    
    .timeline-item {
        gap: 1rem;
    }
    
    .timeline-dot {
        width: 16px;
        height: 16px;
        margin-top: 4px;
    }
    
    .timeline-item:not(:last-child)::after {
        left: 7px;
    }
    
    .timeline-content strong {
        font-size: 1rem;
        display: block;
        margin-bottom: 0.25rem;
    }
    
    .timeline-title-row {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 0.5rem;
        gap: 0.5rem;
    }
    
    .timeline-meta {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .timeline-status {
        font-size: 0.625rem;
        padding: 0.125rem 0.5rem;
    }
    
    /* Awards - better spacing */
    .awards-list {
        gap: 1rem;
    }
    
    .award-item {
        padding: 1rem;
        gap: 0.75rem;
    }
    
    .award-item i {
        font-size: 1.5rem;
        min-width: 1.75rem;
    }
    
    .award-item strong {
        font-size: 0.95rem;
        line-height: 1.4;
    }
    
    .award-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    /* Terminal education */
    .terminal-education-grid {
        overflow: hidden;
    }
    
    .terminal-content-education {
        min-height: 350px !important;
        padding: 1.25rem;
        font-size: 0.8rem;
        overflow: hidden !important;
        display: flex;
        flex-direction: column;
    }
    
    .command-output-education {
        flex: 1;
        overflow: hidden !important;
    }
    
    .prompt-education {
        font-size: 0.7rem;
        margin-bottom: 0.5rem;
    }
    
    /* Certifications - better spacing */
    .certifications-list {
        gap: 1.25rem;
    }
    
    .cert-item {
        padding: 1rem;
        gap: 1rem;
    }
    
    .cert-item > i:first-child {
        font-size: 1.75rem;
        min-width: 2rem;
    }
    
    .cert-item strong {
        font-size: 0.95rem;
        line-height: 1.4;
    }
    
    /* Projects section - better spacing */
    .projects-section {
        padding: 2rem 1rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .project-featured {
        grid-column: span 1;
        grid-template-columns: 1fr;
    }
    
    .project-image {
        height: 200px;
        min-height: 200px;
    }
    
    .project-featured .project-image {
        height: 220px;
        min-height: 220px;
    }
    
    .project-content {
        padding: 1.25rem;
        gap: 1rem;
    }
    
    .project-title {
        font-size: 1.25rem;
        line-height: 1.3;
        margin-bottom: 0.25rem;
    }
    
    .project-description {
        font-size: 0.875rem;
        line-height: 1.6;
    }
    
    .project-tech {
        gap: 0.5rem;
        flex-wrap: wrap;
        margin-top: 0.5rem;
    }
    
    .tech-pill {
        padding: 0.35rem 0.75rem;
        font-size: 0.7rem;
    }
    
    .view-more {
        margin-top: 1.25rem;
    }
    
    .view-more .btn {
        width: 100%;
    }
    
    /* Tech scroll section */
    .tech-scroll-section {
        padding: 2rem 1rem;
    }
    
    .tech-scroll-item {
        min-width: 100px;
        padding: 1rem 0.75rem;
    }
    
    .tech-scroll-icon {
        font-size: 1.75rem;
        margin-bottom: 0.5rem;
    }
    
    .tech-scroll-item span {
        font-size: 0.7rem;
    }
    
    /* Skills/Languages section - better spacing */
    .skills-section {
        padding: 2rem 1rem;
    }
    
    .skills-card {
        padding: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .skills-card-header {
        margin-bottom: 1.25rem;
        gap: 1rem;
        align-items: center;
    }
    
    .skills-icon {
        width: 44px;
        height: 44px;
        font-size: 1.2rem;
        min-width: 44px;
    }
    
    .skills-card-header h3 {
        font-size: 1.25rem;
        line-height: 1.3;
    }
    
    .programming-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.75rem;
    }
    
    .prog-item {
        padding: 0.875rem 0.5rem;
        min-height: 85px;
        border-radius: 8px;
    }
    
    .prog-item .prog-icon {
        font-size: 1.5rem;
        margin-bottom: 0.25rem;
    }
    
    .prog-name {
        font-size: 0.65rem;
        line-height: 1.2;
    }
    
    .spoken-languages {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .lang-card {
        padding: 1rem;
        min-height: 110px;
        border-radius: 8px;
    }
    
    .lang-card-flag {
        font-size: 1.75rem;
        margin-bottom: 0.5rem;
    }
    
    .lang-card-greeting {
        font-size: 0.95rem;
        line-height: 1.3;
    }
    
    .lang-card-name {
        font-size: 0.7rem;
        margin-top: 0.25rem;
    }
    
    .lang-card-badge {
        font-size: 0.55rem;
        padding: 3px 8px;
        margin-top: 0.5rem;
    }
    
    /* Contact section - better spacing */
    .contact-section {
        padding: 2rem 1rem;
    }
    
    .contact-info .section-title {
        font-size: 1.75rem;
        margin-bottom: 1rem;
    }
    
    .contact-description {
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 1.5rem;
    }
    
    .contact-methods {
        gap: 1rem;
        margin-bottom: 2rem;
    }
    
    .contact-method {
        padding: 1rem;
        gap: 1rem;
    }
    
    .method-icon {
        width: 44px;
        height: 44px;
        font-size: 1.2rem;
        min-width: 44px;
    }
    
    .method-label {
        font-size: 0.7rem;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }
    
    .method-value {
        font-size: 0.9rem;
        word-break: break-word;
    }
    
    .contact-form-wrapper {
        padding: 1.5rem;
        margin-top: 1.5rem;
    }
    
    .contact-form {
        gap: 1rem;
    }
    
    .form-group label {
        font-size: 0.75rem;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        margin-bottom: 0.5rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 0.875rem;
        font-size: 0.95rem;
        border-radius: 6px;
    }
    
    .form-group textarea {
        min-height: 120px;
    }
    
    /* Buttons */
    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
        min-width: unset;
        border-radius: 6px;
    }
    
    /* Footer - better spacing */
    .footer {
        margin-top: 2.5rem;
        padding-top: 2rem;
    }
    
    .footer p {
        font-size: 0.875rem;
        line-height: 1.6;
    }
    
    .footer-note {
        font-size: 0.8rem;
        margin-top: 0.5rem;
    }
    
    /* Background - reduce for performance */
    .gradient-orb {
        filter: blur(60px);
        opacity: 0.06;
    }
    
    .orb-1 {
        width: 250px;
        height: 250px;
    }
    
    .orb-2 {
        width: 200px;
        height: 200px;
    }
    
    .orb-3 {
        width: 150px;
        height: 150px;
    }
    
    .grid-bg {
        background-size: 40px 40px;
        opacity: 0.4;
    }
}

/* ================================
   EXTRA SMALL PHONES (max-width: 360px)
   ================================ */

@media (max-width: 360px) {
    .full-section {
        padding: 1.25rem 0.75rem;
    }
    
    .hero-title .name-highlight {
        font-size: 1.75rem;
    }
    
    .gradient-text {
        font-size: 1.125rem;
    }
    
    .profile-wrapper {
        width: 110px;
        height: 110px;
    }
    
    .bento-card {
        padding: 1rem;
    }
    
    .programming-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.375rem;
    }
    
    .prog-item {
        padding: 0.5rem;
        min-height: 60px;
    }
    
    .prog-item .prog-icon {
        font-size: 1rem;
    }
    
    .prog-name {
        font-size: 0.5rem;
    }
    
    .lang-card {
        min-height: 80px;
    }
}

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

@media (hover: none) and (pointer: coarse) {
    .project-card:hover,
    .bento-card:hover,
    .skills-card:hover,
    .btn:hover {
        transform: none;
    }
    
    .touch-device .touch-active {
        opacity: 0.85;
    }
    
    .project-overlay {
        display: none;
    }
}

/* ================================
   REDUCED MOTION
   ================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .floating-icon,
    .gradient-orb,
    .tech-scroll-track,
    .scroll-line {
        animation: none;
    }
}

/* ================================
   SAFE AREA (Notched Phones)
   ================================ */

@supports (padding: max(0px)) {
    @media (max-width: 900px) {
        .mobile-menu-toggle {
            left: max(1rem, env(safe-area-inset-left));
            top: max(1rem, env(safe-area-inset-top));
        }
        
        .full-section {
            padding-left: max(1rem, env(safe-area-inset-left));
            padding-right: max(1rem, env(safe-area-inset-right));
        }
        
        .footer {
            padding-bottom: max(1.5rem, env(safe-area-inset-bottom));
        }
    }
}

/* ================================
   PRINT
   ================================ */

@media print {
    .side-nav,
    .scroll-indicator,
    .bg-effects,
    .mobile-menu-toggle,
    .mobile-menu-overlay,
    .floating-icon,
    .hero-bg-elements {
        display: none !important;
    }
    
    .content-wrapper {
        margin-left: 0;
    }
    
    .full-section {
        min-height: auto;
        page-break-inside: avoid;
        padding: 1rem;
    }
    
    * {
        color: #000 !important;
        background: #fff !important;
        box-shadow: none !important;
    }
}