/* ===================================
   PRODUTOS IAUTOMATIZE - MOBILE FIRST
   Design mantido, otimizado para mobile
   =================================== */

/* CSS Custom Properties */
:root {
    /* Cores primárias */
    --primary: #8B5CF6;
    --primary-dark: #6D28D9;
    --primary-light: #A78BFA;
    --primary-glow: rgba(139, 92, 246, 0.4);
    
    /* Cores escuras */
    --dark: #0A0A0F;
    --dark-lighter: #1A1A2E;
    --dark-card: #16213E;
    --dark-hover: #1E2A47;
    
    /* Texto */
    --text-primary: #FFFFFF;
    --text-secondary: #B4B4C7;
    --text-muted: #8A8AA0;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, #6D28D9, #8B5CF6, #A78BFA);
    --gradient-card: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(109, 40, 217, 0.05));
    --gradient-hover: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(109, 40, 217, 0.1));
    
    /* Sombras */
    --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.3);
    --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.4);
    --shadow-hover: 0 30px 60px rgba(139, 92, 246, 0.2);
    
    /* Animações */
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
    --bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Z-index */
    --z-background: -1;
    --z-content: 1;
    --z-header: 100;
    --z-modal: 1000;
    
    /* Espaçamentos mobile */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 2.5rem;
    --space-2xl: 3rem;
}

/* Reset e base - Mobile First */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--dark);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

/* Skip link para acessibilidade */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
    font-weight: 600;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 6px;
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dark);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    box-shadow: var(--shadow-glow);
}

/* Background 3D animado */
#three-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-background);
    pointer-events: none;
}

/* Breadcrumb */
.breadcrumb {
    padding: var(--space-sm);
    background: rgba(139, 92, 246, 0.05);
    margin-top: 70px;
}

.breadcrumb ol {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.9rem;
    max-width: 1400px;
    margin: 0 auto;
}

.breadcrumb li {
    display: flex;
    align-items: center;
}

.breadcrumb li:not(:last-child)::after {
    content: '/';
    margin-left: var(--space-xs);
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: var(--primary);
}

.breadcrumb li[aria-current="page"] {
    color: var(--text-primary);
    font-weight: 500;
}

/* Header - Mobile First */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(139, 92, 246, 0.2);
    z-index: var(--z-header);
    padding: var(--space-sm) 0;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(10, 10, 15, 0.95);
    box-shadow: var(--shadow-card);
}

.nav {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 800;
    font-size: 1.2rem;
    transition: var(--transition);
}

.logo:hover,
.logo:focus {
    transform: translateX(2px);
    filter: drop-shadow(0 0 20px var(--primary-glow));
}

.logo img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    box-shadow: var(--shadow-glow);
}

/* Navigation - Mobile First */
.nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: var(--space-md);
    border-top: 1px solid rgba(139, 92, 246, 0.2);
    box-shadow: var(--shadow-card);
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
    padding: var(--space-sm);
    border-radius: 8px;
    margin-bottom: var(--space-xs);
}

.nav-links a:hover,
.nav-links a:focus,
.nav-links a.active {
    color: var(--text-primary);
    background: rgba(139, 92, 246, 0.1);
    transform: translateX(5px);
}

.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: 8px;
    transition: var(--transition);
}

.mobile-menu-btn:hover,
.mobile-menu-btn:focus {
    background: rgba(139, 92, 246, 0.1);
    color: var(--primary);
}

/* Hero Section - Mobile First */
.hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: var(--space-xl) var(--space-sm);
    background: radial-gradient(ellipse at center, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    margin-top: 70px;
}

.hero-content {
    max-width: 100%;
    z-index: var(--z-content);
}

.hero-title {
    font-size: clamp(2.5rem, 12vw, 4rem);
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-md);
    line-height: 1.1;
    position: relative;
}

.hero-title::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: translateX(-50%) scaleX(1); }
    50% { opacity: 0.7; transform: translateX(-50%) scaleX(1.1); }
}

.hero-subtitle {
    font-size: clamp(1rem, 4vw, 1.3rem);
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.5;
    padding: 0 var(--space-sm);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    min-width: 100px;
}

.stat-number {
    font-size: clamp(2rem, 6vw, 3rem);
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: var(--space-xs);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 500;
}

/* Filters Section - Mobile First */
.filters-section {
    padding: var(--space-xl) var(--space-sm);
    max-width: 1400px;
    margin: 0 auto;
}

.filters-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.search-container {
    position: relative;
    width: 100%;
}

.search-input {
    width: 100%;
    padding: var(--space-md) var(--space-md) var(--space-md) 3rem;
    background: var(--dark-card);
    border: 2px solid transparent;
    border-radius: 50px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.2);
    background: var(--dark-hover);
}

.search-icon {
    position: absolute;
    left: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1.2rem;
    pointer-events: none;
}

.category-filters {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    overflow-x: auto;
    padding-bottom: var(--space-xs);
    -webkit-overflow-scrolling: touch;
}

.category-btn {
    padding: var(--space-sm) var(--space-md);
    background: var(--dark-card);
    border: 2px solid transparent;
    border-radius: 50px;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    flex-shrink: 0;
    font-size: 0.9rem;
}

.category-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left 0.3s ease;
    z-index: -1;
}

.category-btn:hover,
.category-btn:focus,
.category-btn.active {
    color: var(--text-primary);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.category-btn:hover::before,
.category-btn:focus::before,
.category-btn.active::before {
    left: 0;
}

/* Products Section - Mobile First */
.products-section {
    padding: var(--space-md) var(--space-sm);
    max-width: 1400px;
    margin: 0 auto;
}

.products-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.product-card {
    background: var(--dark-card);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.product-card:hover,
.product-card:focus-within {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
}

.product-card:hover::before,
.product-card:focus-within::before {
    transform: scaleX(1);
}

.product-image {
    width: 100%;
    height: 200px;
    background: var(--gradient-card);
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-badges {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    display: flex;
    gap: var(--space-xs);
    z-index: 2;
}

.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge.popular {
    background: linear-gradient(45deg, #FF6B6B, #FF8E8E);
    color: white;
    animation: pulse-badge 2s ease-in-out infinite;
}

.badge.new {
    background: linear-gradient(45deg, #4ECDC4, #44A08D);
    color: white;
}

@keyframes pulse-badge {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.product-content {
    padding: var(--space-md);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-category {
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.product-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
    line-height: 1.3;
}

.product-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
    flex: 1;
    font-size: 0.9rem;
}

.product-features {
    margin-bottom: var(--space-md);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-xs);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.feature-item i {
    color: var(--primary);
    width: 16px;
    flex-shrink: 0;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(139, 92, 246, 0.2);
    gap: var(--space-sm);
}

.product-price {
    font-size: 1.5rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.view-details-btn,
.whatsapp-btn {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.9rem;
    text-decoration: none;
    min-width: 130px;
    justify-content: center;
}

.whatsapp-btn {
    background: linear-gradient(135deg, #25D366, #128C7E);
}

.view-details-btn:hover,
.view-details-btn:focus,
.whatsapp-btn:hover,
.whatsapp-btn:focus {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.whatsapp-btn:hover,
.whatsapp-btn:focus {
    box-shadow: 0 0 20px rgba(37, 211, 102, 0.4);
}

/* Loading States */
.loading-section,
.loading {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 300px;
    padding: var(--space-xl);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(139, 92, 246, 0.3);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--space-md);
}

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

/* Modal - Mobile First */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    overflow-y: auto;
}

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

.modal-content {
    background: var(--dark-card);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 16px;
    max-width: 100%;
    width: 100%;
    max-height: 95vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(20px) scale(0.95);
    transition: var(--transition);
}

.modal-overlay.active .modal-content {
    transform: translateY(0) scale(1);
}

.modal-header {
    padding: var(--space-md);
    border-bottom: 1px solid rgba(139, 92, 246, 0.2);
    position: sticky;
    top: 0;
    background: var(--dark-card);
    z-index: 10;
}

.modal-close {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    background: rgba(139, 92, 246, 0.2);
    border: none;
    color: var(--text-primary);
    width: 35px;
    height: 35px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover,
.modal-close:focus {
    background: var(--primary);
    transform: rotate(90deg);
}

.modal-body {
    padding: var(--space-md);
}

.modal-image {
    width: 100%;
    height: 200px;
    background: var(--gradient-card);
    border-radius: 12px;
    margin-bottom: var(--space-md);
    overflow: hidden;
}

.modal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-container {
    width: 100%;
    height: 200px;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: var(--space-md);
}

.video-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin: var(--space-md) 0;
}

.tech-tag {
    background: rgba(139, 92, 246, 0.2);
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 500;
}

.cases-section {
    background: rgba(139, 92, 246, 0.05);
    border-radius: 12px;
    padding: var(--space-md);
    margin: var(--space-md) 0;
}

.cases-title {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.case-item {
    background: rgba(139, 92, 246, 0.1);
    padding: var(--space-sm);
    border-radius: 8px;
    margin-bottom: var(--space-xs);
    border-left: 3px solid var(--primary);
    font-size: 0.9rem;
}

/* Quote Section - Mobile First */
.quote-section {
    background: var(--dark-lighter);
    padding: var(--space-2xl) var(--space-sm);
    margin-top: var(--space-2xl);
}

.quote-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.quote-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
    font-weight: 800;
    margin-bottom: var(--space-sm);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.quote-subtitle {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    font-size: 1rem;
    line-height: 1.6;
}

.quote-form {
    background: var(--dark-card);
    padding: var(--space-xl) var(--space-md);
    border-radius: 16px;
    border: 1px solid rgba(139, 92, 246, 0.2);
    text-align: left;
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: var(--space-xs);
    font-size: 0.9rem;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-md);
    background: var(--dark-hover);
    border: 2px solid transparent;
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.2);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
    font-family: inherit;
}

.budget-options {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
}

.budget-option {
    padding: var(--space-md);
    background: var(--dark-hover);
    border: 2px solid transparent;
    border-radius: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-weight: 500;
    font-size: 0.9rem;
}

.budget-option:hover,
.budget-option:focus,
.budget-option.selected {
    border-color: var(--primary);
    background: rgba(139, 92, 246, 0.1);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.submit-btn {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: var(--space-md) var(--space-xl);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
    margin-top: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
}

.submit-btn:hover,
.submit-btn:focus {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Footer */
.footer {
    background: var(--dark-card);
    border-top: 1px solid rgba(139, 92, 246, 0.2);
    padding: var(--space-xl) var(--space-sm) var(--space-md);
    margin-top: var(--space-2xl);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.footer-section h3 {
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    font-size: 1.2rem;
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-sm);
}

.footer-contact {
    margin-top: var(--space-md);
}

.footer-contact a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-contact a:hover,
.footer-contact a:focus {
    color: var(--primary-light);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(139, 92, 246, 0.2);
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: var(--space-md);
}

/* Error States */
.error-message {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    color: var(--text-secondary);
}

.error-message h3 {
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    font-size: 1.5rem;
}

.error-message p {
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in:nth-child(1) { animation-delay: 0.1s; }
.fade-in:nth-child(2) { animation-delay: 0.2s; }
.fade-in:nth-child(3) { animation-delay: 0.3s; }
.fade-in:nth-child(4) { animation-delay: 0.4s; }
.fade-in:nth-child(5) { animation-delay: 0.5s; }
.fade-in:nth-child(6) { animation-delay: 0.6s; }

/* Tablet (768px+) */
@media (min-width: 768px) {
    :root {
        --space-xs: 0.75rem;
        --space-sm: 1.25rem;
        --space-md: 2rem;
        --space-lg: 2.5rem;
        --space-xl: 3rem;
        --space-2xl: 4rem;
    }
    
    .breadcrumb {
        padding: var(--space-md) var(--space-xl);
    }
    
    .nav {
        padding: 0 var(--space-xl);
    }
    
    .logo {
        font-size: 1.4rem;
    }
    
    .logo img {
        width: 45px;
        height: 45px;
    }
    
    .hero {
        min-height: 90vh;
        padding: var(--space-2xl) var(--space-xl);
    }
    
    .hero-stats {
        gap: var(--space-2xl);
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: var(--space-xl);
    }
    
    .product-image {
        height: 220px;
    }
    
    .filters-container {
        flex-direction: row;
        align-items: center;
    }
    
    .search-container {
        flex: 1;
        max-width: 400px;
    }
    
    .category-filters {
        overflow-x: visible;
    }
    
    .form-row {
        flex-direction: row;
    }
    
    .budget-options {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: var(--space-md);
    }
    
    .modal-content {
        max-width: 700px;
        width: 90%;
    }
    
    .modal-image,
    .video-container {
        height: 300px;
    }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
    .mobile-menu-btn {
        display: none;
    }
    
    .nav-links {
        display: flex;
        position: static;
        flex-direction: row;
        background: transparent;
        padding: 0;
        border: none;
        box-shadow: none;
        gap: var(--space-xl);
    }
    
    .nav-links a {
        margin-bottom: 0;
        padding: var(--space-xs) var(--space-sm);
    }
    
    .nav-links a:hover,
    .nav-links a:focus {
        transform: translateY(-2px);
    }
    
    .hero {
        min-height: 100vh;
    }
    
    .hero-content {
        max-width: 1000px;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    }
    
    .product-image {
        height: 250px;
    }
    
    .modal-content {
        max-width: 900px;
    }
    
    .product-card:hover {
        transform: translateY(-8px) scale(1.02);
    }
}

/* Large Desktop (1200px+) */
@media (min-width: 1200px) {
    .logo {
        font-size: 1.5rem;
    }
    
    .logo img {
        width: 50px;
        height: 50px;
    }
    
    .nav-links {
        gap: 2.5rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
    }
    
    .quote-form {
        padding: var(--space-2xl);
    }
}

/* Accessibility & Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .hero-title::after {
        animation: none;
    }
    
    .badge.popular {
        animation: none;
    }
}

@media (prefers-contrast: high) {
    :root {
        --text-secondary: #E5E5E5;
        --text-muted: #CCCCCC;
        --dark-card: #2A2A3A;
        --border-color: #444444;
    }
    
    .product-card,
    .category-btn,
    .form-input,
    .form-textarea,
    .form-select {
        border-width: 2px;
    }
}

/* Print styles */
@media print {
    #three-background,
    .header,
    .footer,
    .modal-overlay,
    .quote-section {
        display: none !important;
    }
    
    .hero {
        margin-top: 0;
        min-height: auto;
        page-break-after: always;
    }
    
    .product-card {
        break-inside: avoid;
        margin-bottom: var(--space-lg);
        box-shadow: none;
        border: 2px solid #333;
    }
    
    * {
        color: black !important;
        background: white !important;
    }
}