/* ============================================
   ETRURIA TRADING - FZCO
   Professional B2B Website Stylesheet
   ============================================ */

/* ============================================
   CSS VARIABLES - Design System
   ============================================ */
:root {
    /* Primary Colors */
    --color-primary-navy: #0A1628;
    --color-secondary-blue: #1E3A5F;
    --color-accent-gold: #C9A227;
    --color-accent-gold-light: #D4B33D;
    --color-accent-gold-dark: #A88A1F;
    
    /* Neutral Colors */
    --color-steel-gray: #4A5568;
    --color-light-gray: #E8ECF1;
    --color-medium-gray: #94A3B8;
    --color-dark-gray: #2D3748;
    
    /* Utility Colors */
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-success: #10B981;
    --color-error: #EF4444;
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Font Sizes */
    --fs-h1: 3rem;
    --fs-h2: 2.25rem;
    --fs-h3: 1.5rem;
    --fs-h4: 1.25rem;
    --fs-body: 1rem;
    --fs-small: 0.875rem;
    --fs-xs: 0.75rem;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 5rem;
    --space-section: 5rem;
    
    /* Layout */
    --max-width: 1200px;
    --max-width-narrow: 800px;
    --border-radius: 4px;
    --border-radius-lg: 8px;
    --border-radius-xl: 12px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: var(--fs-body);
    line-height: 1.6;
    color: var(--color-steel-gray);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    color: var(--color-accent-gold-light);
}

ul, ol {
    list-style: none;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-primary-navy);
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

h1 {
    font-size: var(--fs-h1);
    margin-bottom: var(--space-lg);
}

h2 {
    font-size: var(--fs-h2);
    margin-bottom: var(--space-lg);
}

h3 {
    font-size: var(--fs-h3);
}

h4 {
    font-size: var(--fs-h4);
}

p {
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: var(--fs-small);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent-gold);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

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

.text-white {
    color: var(--color-white);
}

.text-gold {
    color: var(--color-accent-gold);
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-narrow {
    max-width: var(--max-width-narrow);
}

section {
    padding: var(--space-section) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header h2 {
    position: relative;
    display: inline-block;
    padding-bottom: var(--space-md);
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--color-accent-gold);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--space-xl);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Flex Utilities */
.flex {
    display: flex;
}

.flex-center {
    align-items: center;
    justify-content: center;
}

.flex-between {
    justify-content: space-between;
}

.flex-col {
    flex-direction: column;
}

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* ============================================
   NAVIGATION
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--color-primary-navy);
    transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.header.scrolled {
    background-color: rgba(10, 22, 40, 0.98);
    box-shadow: var(--shadow-lg);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    max-width: var(--max-width);
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    text-decoration: none;
}

.logo-text span {
    color: var(--color-accent-gold);
}

.logo-tagline {
    font-size: var(--fs-xs);
    color: var(--color-medium-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: var(--space-xl);
}

.nav-link {
    color: var(--color-white);
    font-weight: 500;
    padding: var(--space-sm) 0;
    position: relative;
    transition: color var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent-gold);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-accent-gold);
}

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

/* Dropdown Menu */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-primary-navy);
    min-width: 220px;
    padding: var(--space-md) 0;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.nav-dropdown:hover .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
}

.nav-dropdown-item {
    display: block;
    padding: var(--space-sm) var(--space-lg);
    color: var(--color-white);
    transition: background-color var(--transition-base), color var(--transition-base);
}

.nav-dropdown-item:hover {
    background-color: var(--color-secondary-blue);
    color: var(--color-accent-gold);
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-white);
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--color-primary-navy);
    transition: right var(--transition-base);
    z-index: 999;
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-secondary-blue);
}

.mobile-menu-close {
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 1.5rem;
    cursor: pointer;
}

.mobile-nav-list {
    padding: var(--space-lg);
}

.mobile-nav-link {
    display: block;
    color: var(--color-white);
    font-size: 1.125rem;
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-secondary-blue);
}

.mobile-nav-link:hover {
    color: var(--color-accent-gold);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-heading);
    font-size: var(--fs-small);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-accent-gold);
    color: var(--color-primary-navy);
    border-color: var(--color-accent-gold);
}

.btn-primary:hover {
    background-color: var(--color-accent-gold-light);
    border-color: var(--color-accent-gold-light);
    color: var(--color-primary-navy);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary-navy);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-accent-gold);
    border-color: var(--color-accent-gold);
}

.btn-outline:hover {
    background-color: var(--color-accent-gold);
    color: var(--color-primary-navy);
}

.btn-sm {
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--fs-xs);
}

.btn-lg {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--fs-body);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-primary-navy) 0%, var(--color-secondary-blue) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('https://images.unsplash.com/photo-1494412574643-ff11b0a5c1c3?w=1920&q=80');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(10, 22, 40, 0.7) 0%, rgba(30, 58, 95, 0.8) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background-color: rgba(201, 162, 39, 0.2);
    border: 1px solid var(--color-accent-gold);
    padding: var(--space-sm) var(--space-lg);
    border-radius: 50px;
    margin-bottom: var(--space-lg);
}

.hero-badge span {
    color: var(--color-accent-gold);
    font-size: var(--fs-small);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero h1 {
    color: var(--color-white);
    font-size: 3.5rem;
    margin-bottom: var(--space-lg);
}

.hero h1 span {
    color: var(--color-accent-gold);
}

.hero p {
    color: var(--color-light-gray);
    font-size: 1.25rem;
    margin-bottom: var(--space-xl);
    max-width: 600px;
}

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

/* Page Hero (for interior pages) */
.page-hero {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-primary-navy) 0%, var(--color-secondary-blue) 100%);
    padding-top: 100px;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('https://images.unsplash.com/photo-1558618666-fcd25c85cd64?w=1920&q=80');
    background-size: cover;
    background-position: center;
    opacity: 0.1;
}

.page-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

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

.page-hero p {
    color: var(--color-light-gray);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    font-size: var(--fs-small);
}

.breadcrumb a {
    color: var(--color-medium-gray);
}

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

.breadcrumb span {
    color: var(--color-accent-gold);
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.card-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent-gold) 0%, var(--color-accent-gold-dark) 100%);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--space-lg);
}

.card-icon i {
    font-size: 1.75rem;
    color: var(--color-primary-navy);
}

.card h3 {
    margin-bottom: var(--space-md);
}

.card p {
    color: var(--color-steel-gray);
    margin-bottom: var(--space-md);
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-accent-gold);
    font-weight: 600;
    font-size: var(--fs-small);
}

.card-link i {
    transition: transform var(--transition-base);
}

.card-link:hover i {
    transform: translateX(5px);
}

/* Service Card Variant */
.service-card {
    border: 1px solid var(--color-light-gray);
    box-shadow: none;
}

.service-card:hover {
    border-color: var(--color-accent-gold);
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-intro {
    background-color: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(10, 22, 40, 0.9));
    padding: var(--space-xl);
}

.about-image-overlay span {
    color: var(--color-accent-gold);
    font-size: var(--fs-small);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.about-content h2 {
    margin-bottom: var(--space-lg);
}

.about-content p {
    margin-bottom: var(--space-lg);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-light-gray);
}

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

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent-gold);
}

.stat-label {
    font-size: var(--fs-small);
    color: var(--color-steel-gray);
    margin-top: var(--space-xs);
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services-section {
    background-color: var(--color-light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.service-category {
    background-color: var(--color-white);
    border-radius: var(--border-radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.service-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.service-category-icon {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-navy) 0%, var(--color-secondary-blue) 100%);
    border-radius: 50%;
    margin: 0 auto var(--space-xl);
}

.service-category-icon i {
    font-size: 2.5rem;
    color: var(--color-accent-gold);
}

.service-category h3 {
    margin-bottom: var(--space-md);
}

.service-category p {
    color: var(--color-steel-gray);
    margin-bottom: var(--space-lg);
}

.service-list {
    text-align: left;
}

.service-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    color: var(--color-steel-gray);
}

.service-list li i {
    color: var(--color-accent-gold);
    margin-top: 4px;
}

/* Detailed Service Sections */
.service-detail {
    padding: var(--space-3xl) 0;
    border-bottom: 1px solid var(--color-light-gray);
}

.service-detail:last-child {
    border-bottom: none;
}

.service-detail-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-3xl);
    align-items: start;
}

.service-detail-icon {
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-navy) 0%, var(--color-secondary-blue) 100%);
    border-radius: var(--border-radius-xl);
}

.service-detail-icon i {
    font-size: 3rem;
    color: var(--color-accent-gold);
}

.service-detail-content h3 {
    margin-bottom: var(--space-lg);
}

.service-detail-content p {
    margin-bottom: var(--space-lg);
}

.service-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background-color: var(--color-light-gray);
    border-radius: var(--border-radius);
}

.feature-item i {
    color: var(--color-accent-gold);
}

/* ============================================
   WHY CHOOSE US SECTION
   ============================================ */
.why-choose-us {
    background-color: var(--color-primary-navy);
}

.why-choose-us .section-header h2 {
    color: var(--color-white);
}

.why-choose-us .section-header p {
    color: var(--color-light-gray);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.benefit-item {
    text-align: center;
    padding: var(--space-xl);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: background-color var(--transition-base), border-color var(--transition-base);
}

.benefit-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--color-accent-gold);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent-gold) 0%, var(--color-accent-gold-dark) 100%);
    border-radius: 50%;
    margin: 0 auto var(--space-lg);
}

.benefit-icon i {
    font-size: 2rem;
    color: var(--color-primary-navy);
}

.benefit-item h3 {
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.benefit-item p {
    color: var(--color-light-gray);
    font-size: var(--fs-small);
}

/* Testimonials */
.testimonials {
    background-color: var(--color-light-gray);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.testimonial-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    font-family: Georgia, serif;
    font-size: 5rem;
    color: var(--color-accent-gold);
    opacity: 0.2;
    position: absolute;
    top: 10px;
    left: 20px;
    line-height: 1;
}

.testimonial-text {
    font-style: italic;
    color: var(--color-steel-gray);
    margin-bottom: var(--space-lg);
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.testimonial-author-info h4 {
    font-size: var(--fs-body);
    margin-bottom: 0;
}

.testimonial-author-info span {
    font-size: var(--fs-small);
    color: var(--color-accent-gold);
}

/* ============================================
   INDUSTRIES SECTION
   ============================================ */
.industries-section {
    background-color: var(--color-white);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.industry-card {
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    height: 300px;
    display: flex;
    align-items: flex-end;
}

.industry-card img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.industry-card:hover img {
    transform: scale(1.1);
}

.industry-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(transparent 40%, rgba(10, 22, 40, 0.95));
}

.industry-card-content {
    position: relative;
    z-index: 1;
    padding: var(--space-xl);
    width: 100%;
}

.industry-card-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-accent-gold);
    border-radius: var(--border-radius);
    margin-bottom: var(--space-md);
}

.industry-card-icon i {
    font-size: 1.25rem;
    color: var(--color-primary-navy);
}

.industry-card h3 {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.industry-card p {
    color: var(--color-light-gray);
    font-size: var(--fs-small);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--color-secondary-blue) 0%, var(--color-primary-navy) 100%);
    padding: var(--space-4xl) 0;
    text-align: center;
}

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

.cta-section p {
    color: var(--color-light-gray);
    max-width: 600px;
    margin: 0 auto var(--space-xl);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-section {
    background-color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact-info {
    padding-right: var(--space-xl);
}

.contact-info h2 {
    margin-bottom: var(--space-lg);
}

.contact-info > p {
    margin-bottom: var(--space-xl);
}

.contact-details {
    margin-bottom: var(--space-xl);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-light-gray);
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-item-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-accent-gold);
    border-radius: var(--border-radius);
    flex-shrink: 0;
}

.contact-item-icon i {
    color: var(--color-primary-navy);
    font-size: 1.25rem;
}

.contact-item-content h4 {
    margin-bottom: var(--space-xs);
}

.contact-item-content p,
.contact-item-content a {
    color: var(--color-steel-gray);
}

.contact-item-content a:hover {
    color: var(--color-accent-gold);
}

.contact-map {
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    height: 400px;
}

.contact-map iframe {
    width: 100%;
    height: 400px;
    border: none;
}

/* Contact Form */
.contact-form-section {
    background-color: var(--color-light-gray);
}

.contact-form {
    background-color: var(--color-white);
    padding: var(--space-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
}

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

.form-label {
    display: block;
    font-weight: 600;
    color: var(--color-primary-navy);
    margin-bottom: var(--space-sm);
}

.form-control {
    width: 100%;
    padding: var(--space-md);
    font-family: var(--font-body);
    font-size: var(--fs-body);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--border-radius);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent-gold);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.2);
}

.form-control.error {
    border-color: var(--color-error);
}

.form-error {
    color: var(--color-error);
    font-size: var(--fs-small);
    margin-top: var(--space-xs);
    display: none;
}

.form-error.visible {
    display: block;
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%234A5568' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background-color: var(--color-primary-navy);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-brand .logo {
    margin-bottom: var(--space-lg);
}

.footer-brand p {
    color: var(--color-light-gray);
    font-size: var(--fs-small);
    margin-bottom: var(--space-lg);
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-secondary-blue);
    border-radius: var(--border-radius);
    color: var(--color-white);
    transition: background-color var(--transition-base), color var(--transition-base);
}

.footer-social a:hover {
    background-color: var(--color-accent-gold);
    color: var(--color-primary-navy);
}

.footer h4 {
    color: var(--color-white);
    font-size: var(--fs-body);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid var(--color-accent-gold);
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: var(--color-light-gray);
    font-size: var(--fs-small);
    transition: color var(--transition-base);
}

.footer-links a:hover {
    color: var(--color-accent-gold);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    color: var(--color-light-gray);
    font-size: var(--fs-small);
}

.footer-contact li i {
    color: var(--color-accent-gold);
    margin-top: 4px;
}

.footer-contact li a {
    color: var(--color-light-gray);
}

.footer-contact li a:hover {
    color: var(--color-accent-gold);
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-secondary-blue);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-bottom p {
    color: var(--color-medium-gray);
    font-size: var(--fs-small);
    margin-bottom: 0;
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal a {
    color: var(--color-medium-gray);
    font-size: var(--fs-small);
}

.footer-legal a:hover {
    color: var(--color-accent-gold);
}

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-accent-gold);
    color: var(--color-primary-navy);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    background-color: var(--color-accent-gold-light);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fade-in {
    animation: fadeIn 0.6s ease forwards;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease forwards;
}

/* Scroll Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger Animation */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }
.stagger-6 { animation-delay: 0.6s; }

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    :root {
        --fs-h1: 2.5rem;
        --fs-h2: 2rem;
        --fs-h3: 1.25rem;
        --space-section: 4rem;
    }
    
    .hero h1 {
        font-size: 2.75rem;
    }
    
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .service-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .service-detail-icon {
        margin: 0 auto var(--space-xl);
    }
}

@media (max-width: 768px) {
    :root {
        --fs-h1: 2rem;
        --fs-h2: 1.75rem;
        --space-section: 3rem;
    }
    
    .header-inner {
        padding: var(--space-md);
    }
    
    .nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu {
        display: block;
    }
    
    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }
    
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .page-hero {
        min-height: 300px;
        padding-top: 100px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .services-grid,
    .industries-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-legal {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .back-to-top {
        bottom: var(--space-md);
        right: var(--space-md);
        width: 45px;
        height: 45px;
    }
    
    .service-features {
        grid-template-columns: 1fr;
    }
    
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    :root {
        --fs-h1: 1.75rem;
        --fs-h2: 1.5rem;
    }
    
    .container {
        padding: 0 var(--space-md);
    }
    
    .hero h1 {
        font-size: 1.875rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .industries-grid {
        grid-template-columns: 1fr;
    }
    
    .industry-card {
        height: 250px;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }