/* src/css/mobile-fixes.css - Comprehensive Mobile Responsiveness */

/* ===== MOBILE-FIRST RESPONSIVE SYSTEM ===== */

/* Base Mobile Styles (320px+) */
:root {
    /* Mobile-specific spacing */
    --mobile-padding: 1rem;
    --mobile-margin: 1rem;
    --mobile-gap: 1rem;
    
    /* Mobile-specific sizing */
    --mobile-container-padding: 20px;
    --mobile-section-padding: 3rem 0;
    --mobile-card-padding: 1.5rem;
    
    /* Touch-friendly sizing */
    --touch-target-min: 44px;
    --mobile-button-height: 48px;
    --mobile-input-height: 48px;
    
    /* Mobile viewport units */
    --mobile-vh: 100vh;
    --mobile-vw: 100vw;
}

/* ===== CONTAINER SYSTEM ===== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--mobile-container-padding);
}

/* Responsive container padding */
@media (min-width: 480px) {
    .container {
        padding: 0 2rem;
    }
}

@media (min-width: 768px) {
    .container {
        padding: 0 2.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 3rem;
    }
}

/* ===== SECTION SPACING ===== */

.content-section {
    padding: var(--mobile-section-padding);
}

@media (min-width: 768px) {
    .content-section {
        padding: 4rem 0;
    }
}

@media (min-width: 1024px) {
    .content-section {
        padding: 5rem 0;
    }
}

/* ===== GRID SYSTEMS ===== */

/* Mobile-first grid */
.grid {
    display: grid;
    gap: var(--mobile-gap);
    grid-template-columns: 1fr;
}

.grid-2 {
    grid-template-columns: 1fr;
}

.grid-3 {
    grid-template-columns: 1fr;
}

.grid-4 {
    grid-template-columns: 1fr;
}

/* Tablet grids */
@media (min-width: 768px) {
    .grid {
        gap: 2rem;
    }
    
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Desktop grids */
@media (min-width: 1024px) {
    .grid {
        gap: 2.5rem;
    }
    
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ===== CARD COMPONENTS ===== */

.card-style {
    padding: var(--mobile-card-padding);
    margin-bottom: var(--mobile-margin);
}

@media (min-width: 768px) {
    .card-style {
        padding: 2rem;
        margin-bottom: 0;
    }
}

@media (min-width: 1024px) {
    .card-style {
        padding: 2.5rem;
    }
}

/* ===== NAVIGATION FIXES ===== */

/* Mobile navigation improvements */
@media (max-width: 768px) {
    #navbar {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
    }
    
    #navbar .container {
        height: 70px;
        padding: 0 1rem;
    }
    
    /* Logo sizing is controlled by navbar.css */
    
    /* Mobile menu overlay */
    #navbar .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        height: 100dvh; /* Dynamic viewport height for mobile browsers */
        background: rgba(var(--lm-bg-deep-rgb, 225, 238, 188), 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transform: translateY(-100%);
        transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        z-index: 999;
        padding: 2rem;
        gap: 1.5rem;
        visibility: hidden;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    body.dark-mode #navbar .nav-links {
        background: rgba(var(--dm-bg-deep-rgb), 0.98);
    }
    
    #navbar .nav-links.active {
        transform: translateY(0);
        visibility: visible;
    }
    
    #navbar .nav-links a {
        font-size: clamp(1.25rem, 4vw, 1.5rem);
        padding: 1rem 2rem;
        border-radius: 8px;
        transition: all 0.3s ease;
        min-height: var(--touch-target-min);
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        max-width: 300px;
    }
    
    #navbar .nav-links a:hover,
    #navbar .nav-links a:focus {
        background: rgba(var(--color-accent-primary), 0.1);
        transform: translateY(-2px);
    }
    
    /* Hamburger menu */
    #hamburger-menu {
        width: var(--touch-target-min);
        height: var(--touch-target-min);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        background: transparent;
        border: none;
        cursor: pointer;
        z-index: 1001;
        position: relative;
    }
    
    #hamburger-menu span {
        display: block;
        width: 24px;
        height: 3px;
        background: var(--color-text-primary);
        margin: 3px 0;
        transition: all 0.3s ease;
        border-radius: 2px;
    }
    
    #hamburger-menu.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    
    #hamburger-menu.active span:nth-child(2) {
        opacity: 0;
        transform: scaleX(0);
    }
    
    #hamburger-menu.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }
}

/* ===== HERO SECTION MOBILE FIXES ===== */

@media (max-width: 768px) {
    .hero-slideshow-container {
        height: 100vh;
        height: 100dvh;
        min-height: 600px;
    }
    
    .slide-content {
        padding: 0 1rem;
        justify-content: center;
        text-align: center;
    }
    
    .slide-text {
        max-width: 100%;
        padding: 2rem 0;
    }
    
    .slide-title {
        font-size: clamp(1.75rem, 6vw, 2.5rem);
        margin-bottom: 1rem;
    }
    
    .slide-subtitle {
        font-size: clamp(1rem, 4vw, 1.25rem);
        margin-bottom: 1rem;
    }
    
    .slide-description {
        font-size: clamp(0.9rem, 3vw, 1rem);
        margin-bottom: 2rem;
    }
    
    .slide-actions {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .cta-primary,
    .cta-secondary {
        width: 100%;
        max-width: 280px;
        min-height: var(--mobile-button-height);
        font-size: 1rem;
        padding: 0.75rem 1.5rem;
    }
    
    /* 3D molecule container mobile adjustments */
    .hero-3d-overlay {
        position: relative;
        top: auto;
        right: auto;
        transform: none;
        margin: 2rem auto 0;
        display: flex;
        justify-content: center;
    }
    
    .molecule-container {
        width: 250px;
        height: 250px;
    }
    
    .molecule-info {
        top: -40px;
        font-size: 0.8rem;
    }
    
    .molecule-controls {
        gap: 0.25rem;
    }
    
    .molecule-btn {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
    }
}

/* ===== FORM MOBILE FIXES ===== */

@media (max-width: 768px) {
    .floating-label-group input,
    .floating-label-group textarea {
        min-height: var(--mobile-input-height);
        font-size: 16px; /* Prevents zoom on iOS */
        padding: 1rem;
    }
    
    .floating-label-group label {
        font-size: 0.9rem;
        top: 1rem;
        left: 1rem;
    }
    
    .floating-label-group input:focus + label,
    .floating-label-group input:not(:placeholder-shown) + label,
    .floating-label-group textarea:focus + label,
    .floating-label-group textarea:not(:placeholder-shown) + label {
        top: -8px;
        font-size: 0.75rem;
        padding: 0 0.5rem;
    }
    
    .contact-layout {
        flex-direction: column;
        gap: 2rem;
    }
    
    .contact-info,
    #contact-form-container {
        min-width: auto;
        width: 100%;
    }
}

/* ===== PRODUCT GRID MOBILE FIXES ===== */

@media (max-width: 768px) {
    .products-grid-modern {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .product-card-modern {
        margin-bottom: 1rem;
    }
    
    .product-card-image {
        height: 200px;
    }
    
    .product-card-content {
        padding: 1.5rem;
    }
    
    .product-features {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .feature-tag {
        font-size: 0.75rem;
        padding: 0.25rem 0.5rem;
    }
}

/* ===== TEAM SECTION MOBILE FIXES ===== */

@media (max-width: 768px) {
    .team-grid-modern {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .team-card-modern {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .team-member-image {
        width: 120px;
        height: 120px;
    }
    
    .team-member-info h3 {
        font-size: 1.25rem;
    }
    
    .team-member-role {
        font-size: 0.9rem;
    }
    
    .team-member-bio {
        font-size: 0.9rem;
        line-height: 1.5;
    }
}

/* ===== ARTICLE GRID MOBILE FIXES ===== */

@media (max-width: 768px) {
    .article-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .article-card {
        margin-bottom: 1rem;
    }
    
    .article-image {
        height: 200px;
    }
    
    .article-content {
        padding: 1.5rem;
    }
    
    .article-title {
        font-size: 1.25rem;
        line-height: 1.3;
    }
    
    .article-excerpt {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .article-meta {
        font-size: 0.8rem;
    }
}

/* ===== FOCUS AND ADVISOR GRIDS ===== */

@media (max-width: 768px) {
    .focus-grid,
    .advisor-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .focus-item,
    .advisor-card {
        text-align: center;
    }
    
    .focus-icon {
        width: 60px;
        height: 60px;
        margin: 0 auto 1rem;
    }
}

/* ===== UTILITY CLASSES FOR MOBILE ===== */

/* Hide on mobile */
.hidden-mobile {
    display: none;
}

/* Show only on mobile */
.mobile-only {
    display: block;
}

/* Mobile text alignment */
.mobile-center {
    text-align: center;
}

.mobile-left {
    text-align: left;
}

/* Mobile spacing */
.mobile-mt-0 { margin-top: 0; }
.mobile-mt-1 { margin-top: 0.5rem; }
.mobile-mt-2 { margin-top: 1rem; }
.mobile-mt-3 { margin-top: 1.5rem; }
.mobile-mt-4 { margin-top: 2rem; }

.mobile-mb-0 { margin-bottom: 0; }
.mobile-mb-1 { margin-bottom: 0.5rem; }
.mobile-mb-2 { margin-bottom: 1rem; }
.mobile-mb-3 { margin-bottom: 1.5rem; }
.mobile-mb-4 { margin-bottom: 2rem; }

.mobile-px-1 { padding-left: 0.5rem; padding-right: 0.5rem; }
.mobile-px-2 { padding-left: 1rem; padding-right: 1rem; }
.mobile-px-3 { padding-left: 1.5rem; padding-right: 1.5rem; }
.mobile-px-4 { padding-left: 2rem; padding-right: 2rem; }

/* Tablet and up */
@media (min-width: 768px) {
    .hidden-mobile {
        display: block;
    }
    
    .mobile-only {
        display: none;
    }
    
    .mobile-center {
        text-align: inherit;
    }
    
    .mobile-left {
        text-align: inherit;
    }
    
    /* Reset mobile spacing on larger screens */
    .mobile-mt-0,
    .mobile-mt-1,
    .mobile-mt-2,
    .mobile-mt-3,
    .mobile-mt-4 {
        margin-top: inherit;
    }
    
    .mobile-mb-0,
    .mobile-mb-1,
    .mobile-mb-2,
    .mobile-mb-3,
    .mobile-mb-4 {
        margin-bottom: inherit;
    }
    
    .mobile-px-1,
    .mobile-px-2,
    .mobile-px-3,
    .mobile-px-4 {
        padding-left: inherit;
        padding-right: inherit;
    }
}

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

/* Reduce animations on mobile for better performance */
@media (max-width: 768px) {
    * {
        animation-duration: 0.3s !important;
        transition-duration: 0.3s !important;
    }
    
    .card-style:hover {
        transform: none;
    }
    
    /* Disable complex hover effects on touch devices */
    @media (hover: none) {
        .card-style:hover,
        .article-card:hover,
        .product-card-modern:hover {
            transform: none;
            box-shadow: inherit;
        }
    }
}

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

/* Ensure touch targets are large enough */
@media (max-width: 768px) {
    button,
    .btn,
    a[role="button"],
    input[type="submit"],
    input[type="button"] {
        min-height: var(--touch-target-min);
        min-width: var(--touch-target-min);
        padding: 0.75rem 1rem;
    }
    
    /* Focus styles for touch devices */
    button:focus,
    .btn:focus,
    a:focus,
    input:focus,
    textarea:focus {
        outline: 2px solid var(--color-accent-primary);
        outline-offset: 2px;
    }
}

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

@supports (padding: max(0px)) {
    .container {
        padding-left: max(var(--mobile-container-padding), env(safe-area-inset-left));
        padding-right: max(var(--mobile-container-padding), env(safe-area-inset-right));
    }
    
    #navbar {
        padding-top: env(safe-area-inset-top);
    }
    
    .hero-slideshow-container {
        padding-bottom: env(safe-area-inset-bottom);
    }
}
/* ===== ENHANCED PRODUCTS PAGE MOBILE OPTIMIZATIONS ===== */

@media (max-width: 768px) {
    .products-redesigned {
        padding: 2rem 0;
    }
    
    .products-header {
        margin-bottom: 2rem;
    }
    
    .products-header-content h2 {
        font-size: clamp(2rem, 8vw, 2.5rem);
    }
    
    .products-subtitle {
        font-size: 1rem;
        padding: 0 1rem;
    }
    
    /* Product Hero Banner Mobile */
    .product-hero-banner {
        padding: 2rem 1.5rem;
        margin-bottom: 2.5rem;
        border-radius: 16px;
    }
    
    .product-hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-hero-text h3 {
        font-size: clamp(1.5rem, 6vw, 2rem);
        text-align: center;
    }
    
    .product-hero-tagline {
        font-size: 1.1rem;
        text-align: center;
    }
    
    .product-hero-description {
        font-size: 0.95rem;
        line-height: 1.6;
        text-align: center;
        max-width: 100%;
    }
    
    .product-hero-features {
        justify-content: center;
        gap: 0.75rem;
    }
    
    .feature-badge {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
    
    .product-hero-visual {
        order: -1;
    }
    
    .product-hero-circle {
        width: 150px;
        height: 150px;
    }
    
    .hero-circle-inner {
        width: 120px;
        height: 120px;
    }
    
    .hero-circle-text {
        font-size: 1.3rem;
    }
    
    /* Products Grid Mobile Enhancement */
    .products-grid-modern {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0;
    }
    
    /* Enhanced Product Cards for Mobile */
    .product-card-modern {
        border-radius: 16px;
        margin-bottom: 0.5rem;
        box-shadow: 
            0 4px 15px rgba(var(--color-accent-rgb-values), 0.08),
            0 2px 8px rgba(0, 0, 0, 0.05);
    }
    
    .product-card-modern:active {
        transform: scale(0.98);
        transition: transform 0.15s ease;
    }
    
    .product-card-image,
    .product-card-image-gallery {
        height: 220px;
        border-radius: 16px 16px 0 0;
    }
    
    .product-main-image {
        height: 180px;
    }
    
    /* Thumbnail grid mobile */
    .product-thumbnail-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 0.5rem;
        padding: 0.5rem;
        background: rgba(var(--color-accent-rgb-values), 0.02);
    }
    
    .product-thumbnail {
        width: 100%;
        height: 60px;
        object-fit: cover;
        border-radius: 8px;
        border: 2px solid transparent;
        transition: all 0.3s ease;
        cursor: pointer;
        /* Touch-friendly size */
        min-height: 44px;
    }
    
    .product-thumbnail.active {
        border-color: var(--color-accent-primary);
        box-shadow: 0 2px 8px rgba(var(--color-accent-rgb-values), 0.3);
    }
    
    .product-thumbnail:active {
        transform: scale(0.95);
    }
    
    /* Product Card Content Mobile */
    .product-card-content {
        padding: 1.25rem;
    }
    
    .product-card-content h3,
    .product-card-content h4 {
        font-size: 1.15rem;
        line-height: 1.3;
        margin-bottom: 0.5rem;
    }
    
    .product-subtitle {
        font-size: 0.85rem;
        margin-bottom: 0.75rem;
    }
    
    .product-description {
        font-size: 0.9rem;
        line-height: 1.5;
        margin-bottom: 1rem;
    }
    
    .product-features {
        flex-wrap: wrap;
        gap: 0.5rem;
        margin-bottom: 1rem;
    }
    
    .feature-tag {
        font-size: 0.75rem;
        padding: 0.35rem 0.75rem;
        border-radius: 12px;
        white-space: nowrap;
    }
    
    .product-card-action {
        margin-top: 1rem;
    }
    
    .learn-more {
        font-size: 0.9rem;
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.75rem 1.25rem;
        min-height: 44px; /* Touch-friendly */
    }
    
    /* Product CTA Card Mobile */
    .product-card-cta {
        min-height: 280px;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
    }
    
    .product-cta-content {
        padding: 2rem 1.5rem;
    }
    
    .product-cta-icon svg {
        width: 40px;
        height: 40px;
    }
    
    .product-cta-content h4 {
        font-size: 1.3rem;
        margin: 1rem 0 0.75rem;
    }
    
    .product-cta-content p {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }
    
    .cta-button-modern {
        width: 100%;
        max-width: 250px;
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
        min-height: 48px; /* Touch-friendly */
    }
    
    /* Products Stats Mobile */
    .products-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        margin-top: 2rem;
    }
    
    .stat-item {
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    /* Product Category Badge Mobile */
    .product-category {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
    }
    
    /* Products Hero (Products Page) Mobile */
    .products-hero {
        padding: 2rem 0;
        min-height: auto;
    }
    
    .products-hero .hero-content h1 {
        font-size: clamp(2rem, 8vw, 2.5rem);
    }
    
    .products-hero .hero-content p {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .products-hero .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
        margin-top: 1.5rem;
    }
    
    .products-hero .stat {
        padding: 1rem 0.5rem;
    }
    
    .products-hero .stat-number {
        font-size: 1.5rem;
    }
    
    .products-hero .stat-label {
        font-size: 0.75rem;
    }
}

/* ===== ENHANCED MOBILE INTERACTIONS ===== */

/* Touch-friendly hover states */
@media (max-width: 768px) and (hover: none) {
    .product-card-modern:hover {
        transform: none;
        box-shadow: 
            0 4px 15px rgba(var(--color-accent-rgb-values), 0.08),
            0 2px 8px rgba(0, 0, 0, 0.05);
    }
    
    .feature-badge:hover {
        transform: none;
    }
}

/* Swipe indicators for galleries */
@media (max-width: 768px) {
    .product-thumbnail-grid::after {
        content: '👆 Tap to view';
        position: absolute;
        bottom: 5px;
        right: 10px;
        font-size: 0.7rem;
        color: var(--color-text-secondary);
        opacity: 0.6;
        pointer-events: none;
    }
}

/* ===== ENHANCED HERO SECTION MOBILE (HOMEPAGE) ===== */

@media (max-width: 768px) {
    .hero-main {
        padding: 1.5rem 0;
        min-height: auto;
    }
    
    .hero-container {
        padding: 0;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-content {
        text-align: center;
        padding: 1rem;
    }
    
    .hero-label {
        font-size: 0.85rem;
        padding: 0.4rem 1rem;
    }
    
    .hero-heading {
        font-size: clamp(1.75rem, 7vw, 2.5rem);
        margin: 1rem 0;
    }
    
    .hero-description {
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 1.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 280px;
        min-height: 48px;
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
        padding: 0 1rem;
    }
    
    .slider-container {
        border-radius: 16px;
        overflow: hidden;
    }
    
    .slides-wrapper {
        min-height: 250px;
    }
    
    .slide img {
        border-radius: 16px;
    }
    
    .slide-overlay {
        padding: 1rem;
    }
    
    .slide-overlay h3 {
        font-size: 1.1rem;
        margin-bottom: 0.5rem;
    }
    
    .slide-overlay p {
        font-size: 0.85rem;
        line-height: 1.4;
    }
    
    .slider-controls {
        bottom: 10px;
        padding: 0 0.5rem;
    }
    
    .slider-btn {
        width: 36px;
        height: 36px;
        /* Touch-friendly */
        min-width: 44px;
        min-height: 44px;
        padding: 0.5rem;
    }
    
    .slider-btn svg {
        width: 18px;
        height: 18px;
    }
    
    .slider-dots {
        gap: 0.5rem;
    }
    
    .dot {
        width: 8px;
        height: 8px;
        /* Touch-friendly */
        min-width: 36px;
        min-height: 36px;
    }
}

/* ===== PROGRESSIVE ENHANCEMENT ===== */

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .product-card-modern,
    .feature-badge,
    .btn {
        border-width: 2px;
    }
}