/* ========================================
   RODAH AUTO - Industrial Design System
   Abrasive & Body Repair Specialist
   ======================================== */

/* CSS Variables - Industrial Color Palette */
:root {
    /* Primary Colors */
    --industrial-blue: #1E3A5F;
    --industrial-dark: #0F1F33;
    --industrial-light: #2E4A6F;
    
    /* Accent Colors */
    --safety-orange: #FF6B00;
    --safety-orange-light: #FF8533;
    --steel-gray: #64748B;
    --silver: #94A3B8;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --off-white: #F8FAFC;
    --light-gray: #E2E8F0;
    --medium-gray: #64748B;
    --dark-gray: #334155;
    --charcoal: #1E293B;
    
    /* Semantic Colors */
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #94A3B8;
    
    /* Effects */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
}

/* Reset & Base Styles */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--off-white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

/* Typography Scale */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', 'Inter', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (max-width: 640px) {
    .container {
        padding: 0 var(--space-4);
    }
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--light-gray);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--industrial-blue);
    font-family: 'Montserrat', sans-serif;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--safety-orange), var(--safety-orange-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-md);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    list-style: none;
}

.nav-links a {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    padding: var(--space-2) 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--safety-orange);
    transition: var(--transition-base);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--industrial-blue);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    z-index: 1001;
}

.mobile-menu-btn span {
    width: 24px;
    height: 3px;
    background: var(--industrial-blue);
    border-radius: 2px;
    transition: var(--transition-base);
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--safety-orange);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(255, 107, 0, 0.4);
}

.btn-primary:hover {
    background: var(--safety-orange-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 0, 0.5);
}

.btn-secondary {
    background: var(--white);
    color: var(--industrial-blue);
    border: 2px solid var(--industrial-blue);
}

.btn-secondary:hover {
    background: var(--industrial-blue);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--industrial-blue);
    border-color: var(--white);
}

.btn-large {
    padding: var(--space-4) var(--space-8);
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--industrial-dark) 0%, var(--industrial-blue) 100%);
    padding: calc(72px + var(--space-16)) 0 var(--space-16);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255,107,0,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(30,58,95,0.3) 0%, transparent 50%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 700px;
}

.hero h1 {
    color: var(--white);
    margin-bottom: var(--space-4);
    font-weight: 800;
    line-height: 1.1;
}

.hero-subtitle {
    color: var(--safety-orange);
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    font-weight: 700;
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.hero-subtitle::before {
    content: '';
    width: 40px;
    height: 3px;
    background: var(--safety-orange);
}

.hero-description {
    color: rgba(255,255,255,0.85);
    font-size: 1.125rem;
    margin-bottom: var(--space-8);
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    margin-top: var(--space-16);
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255,255,255,0.1);
}

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

.stat-number {
    display: block;
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--safety-orange);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-label {
    color: rgba(255,255,255,0.7);
    font-size: 0.9375rem;
}

/* ========================================
   SECTIONS
   ======================================== */
section {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--space-12);
}

.section-title {
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

/* ========================================
   FEATURES / CATEGORIES
   ======================================== */
.features {
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

.feature-card {
    position: relative;
    background: var(--off-white);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    transition: var(--transition-base);
    border: 1px solid var(--light-gray);
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--safety-orange);
    transform: scaleY(0);
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.feature-card:hover::before {
    transform: scaleY(1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--industrial-blue), var(--industrial-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: var(--space-6);
    box-shadow: var(--shadow-md);
}

.feature-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    font-size: 0.9375rem;
}

.link-arrow {
    color: var(--safety-orange);
    font-weight: 600;
    font-size: 0.9375rem;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.link-arrow:hover {
    gap: var(--space-3);
}

/* ========================================
   WHY CHOOSE / VALUE PROPS
   ======================================== */
.why-choose {
    background: var(--off-white);
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
}

.reason-item {
    text-align: center;
    padding: var(--space-8);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.reason-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.reason-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--safety-orange), var(--safety-orange-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto var(--space-6);
    box-shadow: var(--shadow-md);
}

.reason-item h4 {
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.reason-item p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ========================================
   BRANDS
   ======================================== */
.brands-showcase {
    background: var(--white);
    padding: var(--space-16) 0;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-6);
}

.brand-card-large {
    text-align: center;
    padding: var(--space-8) var(--space-6);
    background: var(--off-white);
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    transition: var(--transition-base);
}

.brand-card-large:hover {
    border-color: var(--safety-orange);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.brand-name {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--industrial-blue);
    margin-bottom: var(--space-2);
}

.brand-card-large p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta {
    background: linear-gradient(135deg, var(--industrial-blue) 0%, var(--industrial-dark) 100%);
    padding: var(--space-20) 0;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,107,0,0.15) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta h2 {
    color: var(--white);
    margin-bottom: var(--space-4);
}

.cta p {
    color: rgba(255,255,255,0.8);
    font-size: 1.125rem;
    margin-bottom: var(--space-8);
}

/* ========================================
   PAGE HEADER
   ======================================== */
.page-header {
    background: linear-gradient(135deg, var(--industrial-dark) 0%, var(--industrial-blue) 100%);
    padding: calc(72px + var(--space-16)) 0 var(--space-16);
    color: var(--white);
    text-align: center;
}

.page-header h1 {
    color: var(--white);
    margin-bottom: var(--space-4);
}

.page-header p {
    color: rgba(255,255,255,0.8);
    font-size: 1.125rem;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    font-size: 0.875rem;
    color: rgba(255,255,255,0.6);
}

.breadcrumb a {
    color: rgba(255,255,255,0.8);
}

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

/* ========================================
   PRODUCTS - CATEGORIES PAGE
   ======================================== */
.categories-section {
    background: var(--white);
    padding: var(--space-16) 0;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
}

.category-card {
    display: flex;
    flex-direction: column;
    background: var(--off-white);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    text-align: center;
    transition: var(--transition-base);
    border: 1px solid var(--light-gray);
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--safety-orange);
}

.category-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--industrial-blue), var(--industrial-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin: 0 auto var(--space-6);
    box-shadow: var(--shadow-md);
}

.category-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.category-card > p {
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    flex-grow: 1;
}

.category-brands {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    justify-content: center;
    margin-bottom: var(--space-6);
}

.brand-tag {
    background: var(--industrial-blue);
    color: var(--white);
    padding: var(--space-1) var(--space-3);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.category-count {
    color: var(--text-muted);
    font-size: 0.9375rem;
    margin-bottom: var(--space-6);
}

/* Featured Products */
.featured-products {
    background: var(--off-white);
    padding: var(--space-16) 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-6);
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    transition: var(--transition-base);
    border: 1px solid var(--light-gray);
    position: relative;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.product-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: var(--safety-orange);
    color: var(--white);
    padding: var(--space-1) var(--space-3);
    border-radius: 20px;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.product-brand {
    color: var(--safety-orange);
    font-weight: 700;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-2);
}

.product-card h3 {
    color: var(--text-primary);
    font-size: 1.125rem;
    margin-bottom: var(--space-3);
    line-height: 1.4;
}

.product-desc {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: var(--space-4);
    flex-grow: 1;
}

.product-specs-preview {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
}

.product-specs-preview span {
    background: var(--off-white);
    color: var(--text-secondary);
    padding: var(--space-1) var(--space-3);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* ========================================
   PRODUCT CATEGORY PAGE
   ======================================== */
.products-list {
    background: var(--off-white);
    padding: var(--space-8) 0 var(--space-16);
}

.products-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-8);
    padding: var(--space-4) var(--space-6);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.results-count {
    color: var(--text-secondary);
    font-weight: 500;
}

.view-toggle {
    display: flex;
    gap: var(--space-2);
}

.view-btn {
    background: none;
    border: 2px solid var(--light-gray);
    padding: var(--space-2);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-base);
    color: var(--text-muted);
}

.view-btn:hover,
.view-btn.active {
    background: var(--safety-orange);
    border-color: var(--safety-orange);
    color: var(--white);
}

/* Product Image Placeholder */
.product-image-placeholder {
    background: linear-gradient(135deg, var(--light-gray), var(--off-white));
    border-radius: var(--radius-md);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    overflow: hidden;
}

.product-icon {
    font-size: 4rem;
    opacity: 0.3;
}

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

.product-specs-mini {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.spec-item {
    background: var(--off-white);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
}

.spec-key {
    font-size: 0.625rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
}

.spec-value {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-primary);
    display: block;
}

.product-features-mini {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
}

.feature-tag {
    background: rgba(255, 107, 0, 0.1);
    color: var(--safety-orange);
    padding: var(--space-1) var(--space-2);
    border-radius: 20px;
    font-size: 0.6875rem;
    font-weight: 500;
}

/* List view */
.products-grid.list-view {
    grid-template-columns: 1fr;
}

.products-grid.list-view .product-card {
    flex-direction: row;
    gap: var(--space-8);
    align-items: center;
}

.products-grid.list-view .product-image-placeholder {
    width: 200px;
    flex-shrink: 0;
    margin-bottom: 0;
}

/* Related Categories */
.related-categories {
    background: var(--white);
    padding: var(--space-12) 0 var(--space-16);
}

.related-categories h3 {
    text-align: center;
    margin-bottom: var(--space-8);
    color: var(--text-primary);
}

.categories-mini {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.category-mini-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    background: var(--off-white);
    border-radius: var(--radius-lg);
    font-weight: 600;
    color: var(--text-primary);
    transition: var(--transition-base);
    border: 1px solid var(--light-gray);
}

.category-mini-link:hover {
    background: var(--industrial-blue);
    color: var(--white);
    border-color: var(--industrial-blue);
}

.mini-icon {
    font-size: 1.5rem;
}

/* ========================================
   PRODUCT DETAIL PAGE
   ======================================== */
.product-detail-header {
    background: var(--off-white);
    padding: calc(72px + var(--space-6)) 0 0;
}

.product-detail {
    background: var(--off-white);
    padding: var(--space-8) 0 var(--space-16);
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-lg);
}

.product-gallery {
    position: relative;
}

.image-placeholder-large {
    background: linear-gradient(135deg, var(--light-gray), var(--off-white));
    border-radius: var(--radius-lg);
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.product-icon-large {
    font-size: 8rem;
    opacity: 0.2;
    margin-bottom: var(--space-4);
}

.image-placeholder-large p {
    color: var(--text-muted);
    font-size: 1.25rem;
    font-weight: 600;
}

.product-brand-badge {
    position: absolute;
    top: var(--space-6);
    left: var(--space-6);
    background: var(--safety-orange);
    color: var(--white);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.875rem;
}

.product-info {
    display: flex;
    flex-direction: column;
}

.product-category-badge {
    display: inline-block;
    background: var(--industrial-blue);
    color: var(--white);
    padding: var(--space-1) var(--space-4);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
    align-self: flex-start;
}

.product-info h1 {
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    line-height: 1.2;
}

.product-description {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    line-height: 1.8;
    margin-bottom: var(--space-8);
}

.product-features h4 {
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.product-features ul {
    list-style: none;
    margin-bottom: var(--space-8);
}

.product-features li {
    padding: var(--space-2) 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--light-gray);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.product-features li::before {
    content: '✓';
    color: var(--safety-orange);
    font-weight: 700;
}

.product-actions {
    display: flex;
    gap: var(--space-4);
    margin-top: auto;
}

/* Product Specs Section */
.product-specs-section {
    background: var(--white);
    padding: var(--space-12) 0;
}

.specs-table-container {
    max-width: 700px;
    margin: 0 auto;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.specs-table th {
    background: var(--industrial-blue);
    color: var(--white);
    padding: var(--space-4) var(--space-6);
    text-align: left;
    font-weight: 600;
}

.specs-table td {
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--light-gray);
}

.specs-table tr:last-child td {
    border-bottom: none;
}

.specs-table tr:nth-child(even) {
    background: var(--off-white);
}

.spec-label {
    font-weight: 600;
    color: var(--text-primary);
    width: 40%;
}

.spec-value {
    color: var(--text-secondary);
}

/* Related Products */
.related-products {
    background: var(--off-white);
    padding: var(--space-12) 0;
}

.products-mini-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-6);
}

.product-mini-card {
    background: var(--white);
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    border: 1px solid var(--light-gray);
}

.product-mini-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--safety-orange);
}

.mini-brand {
    color: var(--safety-orange);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-2);
}

.product-mini-card h4 {
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: var(--space-4);
    line-height: 1.4;
}

.mini-link {
    color: var(--safety-orange);
    font-weight: 600;
    font-size: 0.875rem;
}

/* Product Contact */
.product-contact {
    background: var(--white);
    padding: var(--space-12) 0;
}

.contact-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    background: linear-gradient(135deg, var(--industrial-blue), var(--industrial-dark));
    color: var(--white);
    padding: var(--space-12);
    border-radius: var(--radius-xl);
}

.contact-box h3 {
    color: var(--white);
    font-size: 1.75rem;
    margin-bottom: var(--space-4);
}

.contact-box .phone {
    font-size: 2rem;
    font-weight: 800;
    color: var(--safety-orange);
    margin-bottom: var(--space-2);
}

.contact-box .location {
    opacity: 0.8;
}

.contact-hours h4 {
    color: var(--safety-orange);
    margin-bottom: var(--space-4);
}

.contact-hours p {
    opacity: 0.8;
    margin-bottom: var(--space-1);
}

/* ========================================
   SERVICES PAGE
   ======================================== */
.services-detail {
    background: var(--white);
    padding: var(--space-12) 0;
}

.service-block {
    display: flex;
    align-items: center;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
    padding: var(--space-8);
    background: var(--off-white);
    border-radius: var(--radius-xl);
}

.service-block.reverse {
    flex-direction: row-reverse;
}

.service-icon-large {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--industrial-blue), var(--industrial-light));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-lg);
}

.service-info h2 {
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.service-desc {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    margin-bottom: var(--space-6);
}

.service-features {
    list-style: none;
    margin-bottom: var(--space-6);
}

.service-features li {
    padding: var(--space-2) 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.service-features li::before {
    content: '✓';
    color: var(--safety-orange);
    font-weight: 700;
}

/* ========================================
   ABOUT PAGE
   ======================================== */
.about-content {
    background: var(--white);
    padding: var(--space-12) 0;
}

.about-section {
    max-width: 800px;
    margin: 0 auto var(--space-12);
}

.about-section h2 {
    color: var(--text-primary);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.mission-list {
    list-style: none;
}

.mission-list li {
    padding: var(--space-4) 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--light-gray);
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
}

.mission-list li::before {
    content: '→';
    color: var(--safety-orange);
    font-weight: 700;
    flex-shrink: 0;
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-6);
}

.timeline-year {
    background: var(--safety-orange);
    color: var(--white);
    padding: var(--space-2) var(--space-4);
    border-radius: 30px;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.timeline-item p {
    color: var(--text-secondary);
    padding-top: var(--space-1);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-8);
}

.value-card {
    text-align: center;
    padding: var(--space-8);
    background: var(--off-white);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.value-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.value-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-4);
}

.value-card h4 {
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

/* ========================================
   CONTACT PAGE
   ======================================== */
.contact-section {
    background: var(--white);
    padding: var(--space-12) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
}

.contact-info h2 {
    color: var(--text-primary);
    margin-bottom: var(--space-8);
}

.contact-item {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    align-items: flex-start;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--off-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.contact-item h4 {
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.contact-item p {
    color: var(--text-secondary);
}

.contact-form-wrapper {
    background: var(--off-white);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.contact-form-wrapper h2 {
    color: var(--text-primary);
    margin-bottom: var(--space-6);
}

.form-group {
    margin-bottom: var(--space-5);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    background: var(--white);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--safety-orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-message {
    margin-top: var(--space-4);
}

.form-message .success {
    background: #dcfce7;
    color: #166534;
    padding: var(--space-4);
    border-radius: var(--radius-md);
    font-weight: 500;
}

/* ========================================
   ERROR PAGES
   ======================================== */
.error-page {
    padding: var(--space-20) 0;
    text-align: center;
    background: var(--off-white);
    min-height: 60vh;
}

.error-content {
    max-width: 500px;
    margin: 0 auto;
}

.error-icon {
    font-size: 5rem;
    margin-bottom: var(--space-6);
}

.error-content h1 {
    font-size: 6rem;
    color: var(--safety-orange);
    line-height: 1;
    margin-bottom: var(--space-4);
}

.error-content h2 {
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.error-content p {
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--industrial-dark);
    color: var(--white);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-4);
    color: var(--white);
}

.footer-section h4 {
    font-size: 1.125rem;
    margin-bottom: var(--space-6);
    color: var(--safety-orange);
}

.footer-section p {
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: var(--space-3);
}

.footer-section a {
    color: rgba(255,255,255,0.7);
    display: inline-block;
    transition: var(--transition-base);
}

.footer-section a:hover {
    color: var(--safety-orange);
    transform: translateX(4px);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: var(--space-8);
    text-align: center;
    color: rgba(255,255,255,0.5);
}

/* ========================================
   RESPONSIVE STYLES
   ======================================== */
@media (max-width: 1024px) {
    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .service-block,
    .service-block.reverse {
        flex-direction: column;
        text-align: center;
    }
    
    .service-icon-large {
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    /* Mobile Navigation */
    .nav-links {
        display: none;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--space-6);
        gap: var(--space-4);
        box-shadow: var(--shadow-lg);
        border-top: 1px solid var(--light-gray);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links a {
        padding: var(--space-3) 0;
        font-size: 1.125rem;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    /* Hero Mobile */
    .hero {
        padding: calc(72px + var(--space-12)) 0 var(--space-12);
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    /* Grid Mobile */
    .features-grid,
    .categories-grid,
    .products-grid,
    .reasons-grid {
        grid-template-columns: 1fr;
    }
    
    /* Footer Mobile */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-8);
    }
    
    .footer-section a:hover {
        transform: none;
    }
    
    /* Products Mobile */
    .products-toolbar {
        flex-direction: column;
        gap: var(--space-4);
    }
    
    .products-grid.list-view .product-card {
        flex-direction: column;
    }
    
    .products-grid.list-view .product-image-placeholder {
        width: 100%;
    }
    
    /* Contact Mobile */
    .contact-box {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
    }
    
    /* About Mobile */
    .timeline-item {
        flex-direction: column;
        gap: var(--space-3);
    }
    
    /* Section Padding Mobile */
    section {
        padding: var(--space-12) 0;
    }
}

@media (max-width: 480px) {
    :root {
        --space-4: 0.875rem;
        --space-6: 1.25rem;
        --space-8: 1.5rem;
        --space-12: 2rem;
        --space-16: 2.5rem;
        --space-20: 3rem;
    }
    
    .container {
        padding: 0 var(--space-4);
    }
    
    .logo {
        font-size: 1.25rem;
    }
    
    .logo-icon {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }
    
    .category-card,
    .feature-card,
    .product-card {
        padding: var(--space-6);
    }
    
    .specs-table th,
    .specs-table td {
        padding: var(--space-3);
        font-size: 0.875rem;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.hidden { display: none; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}