/* ============================================
   Abra Al Arab - Corporate Website Styles
   Energy & Commodities Trading - Dubai, UAE
   ============================================ */

/* CSS Variables - Brand Colors */
:root {
    /* Primary Colors - Darker Professional Blue (Logo-inspired) */
    --color-primary: #0d1b3a;
    --color-primary-dark: #0a1529;
    --color-primary-light: #1a2e5c;
    --color-primary-bright: #2d4a7a;
    
    /* Accent Colors - Dark Gold (Logo-inspired) */
    --color-accent: #c99a2e;
    --color-accent-light: #e0bf6b;
    --color-accent-dark: #9f7416;
    --color-accent-rgb: 201, 154, 46;
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-light-gray: #f5f5f5;
    --color-gray: #e0e0e0;
    --color-medium-gray: #999999;
    --color-dark-gray: #333333;
    --color-text: #2c3e50;
    --color-text-light: #666666;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Typography */
    --font-primary: 'Inter', 'Open Sans', 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Layout */
    --max-width: 1200px;
    --header-height: 96px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: linear-gradient(180deg, #ffffff 0%, #fbfbfc 45%, #f5f7fb 100%);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

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

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

/* Header & Navigation */
.header {
    position: sticky;
    top: 0;
    background: linear-gradient(180deg, var(--color-white) 0%, rgba(255, 255, 255, 0.98) 100%);
    box-shadow: 0 4px 20px rgba(13, 27, 58, 0.15);
    z-index: 1000;
    padding: var(--spacing-xs) 0;
    backdrop-filter: blur(10px);
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0.25rem var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: var(--header-height);
    gap: var(--spacing-md);
}

.logo {
    height: calc(var(--header-height) - 6px);
    width: auto;
    max-width: 340px;
    object-fit: contain;
    flex-shrink: 0;
}

.nav {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    align-items: center;
}

.nav-link {
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    padding: var(--spacing-xs) var(--spacing-sm);
    position: relative;
    font-size: 0.95rem;
    border-radius: 4px;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--color-primary);
    background: rgba(13, 27, 58, 0.05);
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--spacing-sm);
    right: var(--spacing-sm);
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 100%);
    border-radius: 2px 2px 0 0;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--color-primary);
    padding: var(--spacing-xs);
    z-index: 1001;
    transition: var(--transition);
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
}

.mobile-menu-toggle:hover,
.mobile-menu-toggle:focus {
    color: var(--color-accent);
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Hero Section */
.hero {
    position: relative;
    background-image: url('../assets/images/container.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--color-white);
    padding: var(--spacing-xl) var(--spacing-md);
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(13, 27, 58, 0.6) 0%, rgba(0, 0, 0, 0.4) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--max-width);
    margin: 0 auto;
}


.hero h1 {
    color: var(--color-white);
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-bold);
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.95);
    max-width: 900px;
    margin: 0 auto;
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
    position: relative;
}

.section {
    margin-bottom: var(--spacing-xl);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
    position: relative;
    padding-bottom: var(--spacing-sm);
    font-size: 2.75rem;
    letter-spacing: -0.02em;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 100%);
    border-radius: 2px;
}

/* Service Pillars */
.service-pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.pillar-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray);
    border-radius: 12px;
    padding: var(--spacing-md);
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(13, 27, 58, 0.08);
    position: relative;
    overflow: hidden;
}

.pillar-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.pillar-card:hover::before {
    transform: scaleX(1);
}

.pillar-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(13, 27, 58, 0.2);
}

.pillar-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent);
}

.pillar-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.pillar-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* Quick Navigation Tiles */
.quick-nav {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.nav-tile {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-bright) 100%);
    color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(13, 27, 58, 0.3);
    position: relative;
    overflow: hidden;
}

.nav-tile::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-tile:hover::before {
    opacity: 1;
}

.nav-tile:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 40px rgba(13, 27, 58, 0.4);
    background: linear-gradient(135deg, var(--color-primary-bright) 0%, var(--color-primary) 100%);
}

.nav-tile h3 {
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
}

.nav-tile p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
}

/* Content Sections */
.content-section {
    margin-bottom: var(--spacing-lg);
}

.content-section h2 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 3px solid var(--color-accent);
    position: relative;
}

.content-section h2::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary) 0%, transparent 100%);
}

.content-section p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

/* Services Overview Layout */
.services-overview {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.services-description {
    flex: 1;
}

.services-image {
    flex: 0 0 400px;
}

.ship-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    object-fit: cover;
}

/* About Banner */
.about-banner {
    width: 100%;
    margin: 0;
    position: relative;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    height: clamp(200px, 28vw, 400px);
    overflow: hidden;
}

/* Clients Banner */
.clients-banner {
    width: 100%;
    margin: 0;
    position: relative;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    height: clamp(200px, 28vw, 400px);
    overflow: hidden;
}

/* Associates Banner */
.associates-banner {
    width: 100%;
    margin: 0;
    position: relative;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    height: clamp(200px, 28vw, 400px);
    overflow: hidden;
}

/* Leadership Banner */
.leadership-banner {
    width: 100%;
    margin: 0;
    position: relative;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    height: clamp(200px, 28vw, 400px);
    overflow: hidden;
}

/* Services Banner */
.services-banner {
    width: 100%;
    margin: 0;
    position: relative;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    height: clamp(200px, 28vw, 400px);
    overflow: hidden;
}

/* Contact Banner */
.contact-banner {
    width: 100%;
    margin: 0;
    position: relative;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    height: clamp(200px, 28vw, 400px);
    overflow: hidden;
}

.banner-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
    object-position: center;
}

/* About Overview Layout */
.about-overview {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    margin-top: var(--spacing-md);
}

.about-description {
    flex: 1;
}

.about-image {
    flex: 0 0 400px;
}

.offshore-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    object-fit: cover;
}

/* Contact Overview Layout */
.contact-overview {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.contact-description {
    flex: 1;
}

.contact-image {
    flex: 0 0 400px;
}

.tanker-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    object-fit: cover;
}

/* Leadership Overview Layout */
.leadership-overview {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.leadership-description {
    flex: 1;
}

.leadership-image {
    flex: 0 0 450px;
}

.leadership-hero-image {
    width: 100%;
    height: auto;
    max-height: 500px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    object-fit: cover;
}

/* Philosophy Overview Layout */
.philosophy-overview {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
}

.philosophy-quote {
    flex: 1;
    display: flex;
    align-items: center;
    min-width: 0;
}

.philosophy-image {
    flex: 0 0 auto;
    width: 450px;
    max-width: 100%;
}

.customer-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    display: block;
}

/* Associates Overview Layout */
.associates-overview {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.associates-description {
    flex: 1;
}

.associates-image {
    flex: 0 0 auto;
    width: 450px;
    max-width: 100%;
}

.diesel-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    display: block;
}

/* Vision, Mission, Values - 3 Column Layout */
.vmv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.vmv-card {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-light-gray) 100%);
    padding: var(--spacing-md);
    border-radius: 12px;
    border-left: 5px solid var(--color-accent);
    box-shadow: 0 4px 15px rgba(13, 27, 58, 0.1);
    transition: var(--transition);
}

.vmv-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(13, 27, 58, 0.2);
    border-left-color: var(--color-primary);
}

.vmv-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.vmv-card p {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* Services Matrix */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.service-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray);
    border-radius: 12px;
    padding: var(--spacing-md);
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(13, 27, 58, 0.08);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    box-shadow: 0 12px 30px rgba(13, 27, 58, 0.2);
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.service-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.4rem;
}

.service-card ul {
    list-style: none;
    padding-left: 0;
}

.service-card ul li {
    padding: var(--spacing-xs) 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-light);
}

.service-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

/* Leadership Cards */
.leadership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.leadership-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray);
    border-radius: 12px;
    padding: var(--spacing-md);
    text-align: center;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(13, 27, 58, 0.08);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.leadership-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.leadership-card:hover::before {
    transform: scaleX(1);
}

.leadership-card:hover {
    box-shadow: 0 12px 30px rgba(13, 27, 58, 0.2);
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.leadership-card h3 {
    color: var(--color-primary);
    font-size: 1.4rem;
}

.leadership-card p {
    color: var(--color-text-light);
    font-style: italic;
    line-height: 1.7;
}

/* Clients Section */
.client-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.client-category {
    background: var(--color-light-gray);
    padding: var(--spacing-md);
    border-radius: 8px;
}

.client-category h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.client-category ul {
    list-style: none;
    padding-left: 0;
}

.client-category ul li {
    padding: var(--spacing-xs) 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-light);
}

.client-category ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

/* Quote Highlight */
.quote-highlight {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-bright) 100%);
    color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    margin: var(--spacing-md) 0;
    border-left: 5px solid var(--color-accent);
    box-shadow: 0 6px 20px rgba(13, 27, 58, 0.25);
    position: relative;
    overflow: hidden;
}

.quote-highlight::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 120px;
    color: rgba(255, 255, 255, 0.05);
    font-family: Georgia, serif;
    line-height: 1;
}

.quote-highlight p {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.95);
    position: relative;
    z-index: 1;
}

/* Associates Cards */
.associates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.associate-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray);
    border-radius: 12px;
    padding: var(--spacing-md);
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(13, 27, 58, 0.08);
    position: relative;
    overflow: hidden;
}

.associate-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.associate-card:hover::before {
    transform: scaleX(1);
}

.associate-card:hover {
    box-shadow: 0 12px 30px rgba(13, 27, 58, 0.2);
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.associate-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.4rem;
}

.associate-card p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.associate-link {
    color: var(--color-accent);
    font-weight: var(--font-weight-medium);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: var(--transition);
    position: relative;
}

.associate-link::after {
    content: '→';
    transition: transform 0.3s ease;
}

.associate-link:hover {
    color: var(--color-accent-dark);
}

.associate-link:hover::after {
    transform: translateX(5px);
}

.associate-link::after {
    content: '↗';
    font-size: 0.9rem;
}

/* Office Address Section with Map */
.office-address-section {
    margin-bottom: var(--spacing-lg);
}

.office-address-content {
    display: flex;
    gap: var(--spacing-lg);
    align-items: stretch;
}

.office-address-text {
    flex: 1;
    padding: var(--spacing-md);
    background: var(--color-light-gray);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.office-address-text h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.office-address-text p {
    color: var(--color-text-light);
    margin-bottom: 0;
    line-height: 1.8;
}

.office-address-map {
    flex: 1;
    min-height: 350px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.office-address-map iframe {
    width: 100%;
    height: 100%;
    min-height: 350px;
    display: block;
}

/* Contact Form */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    padding: var(--spacing-md);
    background: var(--color-light-gray);
    border-radius: 8px;
}

.contact-item h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.contact-item p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
}

.contact-form {
    background: var(--color-light-gray);
    padding: var(--spacing-lg);
    border-radius: 8px;
    max-width: 800px;
    margin: 0 auto;
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid var(--color-gray);
    border-radius: 6px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--color-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(var(--color-accent-rgb), 0.18);
    transform: translateY(-1px);
}

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

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-bright) 100%);
    color: var(--color-white);
    border: none;
    border-radius: 6px;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(13, 27, 58, 0.3);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    background: linear-gradient(135deg, var(--color-primary-bright) 0%, var(--color-primary) 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(13, 27, 58, 0.4);
}

.btn-accent {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(var(--color-accent-rgb), 0.35);
}

.btn-accent:hover {
    background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
    box-shadow: 0 8px 20px rgba(var(--color-accent-rgb), 0.45);
}

.form-message {
    padding: var(--spacing-sm);
    border-radius: 4px;
    margin-top: var(--spacing-md);
    display: none;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
    display: block;
}

/* Footer */
.footer {
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--spacing-lg) var(--spacing-md);
    margin-top: var(--spacing-xl);
    box-shadow: 0 -4px 20px rgba(13, 27, 58, 0.2);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary-bright) 100%);
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-section h3 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}

.footer-logo {
    color: var(--color-white);
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.05em;
}

.footer-bottom {
    max-width: var(--max-width);
    margin: var(--spacing-md) auto 0;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    margin-bottom: var(--spacing-xs);
}

.compliance-note {
    background: rgba(0, 0, 0, 0.2);
    padding: var(--spacing-sm);
    border-radius: 4px;
    margin-top: var(--spacing-sm);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.9);
}

/* Responsive Design */
@media (min-width: 769px) and (max-width: 1024px) {
    /* Tablet/iPad Landscape Styles */
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-lg: 2rem;
        --header-height: 80px;
    }
    
    h1 {
        font-size: 1.6rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    h3 {
        font-size: 1rem;
    }
    
    h4 {
        font-size: 0.85rem;
    }
    
    .hero h1 {
        font-size: 1.6rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .header-container {
        position: relative;
        min-height: var(--header-height);
    }
    
    .logo {
        height: calc(var(--header-height) - 6px);
        width: auto;
        max-width: 280px;
    }
    
    .mobile-menu-toggle {
        display: flex;
        margin-left: auto;
        order: 2;
    }
    
    .header-container > nav {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        z-index: 999;
        transition: left 0.3s ease;
        pointer-events: none;
    }
    
    .header-container > nav.active {
        left: 0;
        pointer-events: all;
    }
    
    .nav {
        background: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
        gap: 0;
        height: 100%;
        overflow-y: auto;
        margin: 0;
        display: flex;
    }
    
    .nav-link {
        padding: var(--spacing-sm) var(--spacing-md);
        border-bottom: 1px solid var(--color-gray);
        display: block;
        width: 100%;
        text-align: left;
    }
    
    .nav-link.active::after {
        display: none;
    }
    
    .vmv-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .service-pillars,
    .quick-nav,
    .services-grid,
    .leadership-grid,
    .associates-grid {
        grid-template-columns: 1fr;
    }
    
    .services-overview {
        flex-direction: column;
    }
    
    .services-image {
        flex: 0 0 auto;
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .about-overview {
        flex-direction: column;
    }
    
    .about-image {
        flex: 0 0 auto;
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .contact-overview {
        flex-direction: column;
    }
    
    .contact-image {
        flex: 0 0 auto;
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .leadership-overview {
        flex-direction: column;
    }
    
    .leadership-image {
        flex: 0 0 auto;
        width: 100%;
        max-width: 600px;
    }
    
    .philosophy-overview {
        flex-direction: column;
    }
    
    .philosophy-quote {
        width: 100%;
    }
    
    .philosophy-image {
        flex: 0 0 auto;
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .customer-image {
        width: 100%;
        height: auto;
        margin: 0 auto;
    }
    
    .associates-overview {
        flex-direction: column;
    }
    
    .associates-image {
        flex: 0 0 auto;
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .diesel-image {
        width: 100%;
        height: auto;
    }
    
    .leadership-hero-image {
        max-height: 400px;
    }
    
    .office-address-content {
        flex-direction: column;
    }
    
    .office-address-map {
        min-height: 300px;
    }
    
    .office-address-map iframe {
        min-height: 300px;
    }
    
}

@media (max-width: 480px) {
    .header-container {
        padding: var(--spacing-xs) var(--spacing-sm);
        min-height: var(--header-height);
        position: relative;
    }
    
    .header {
        padding: var(--spacing-xs) 0;
    }
    
    .logo {
        height: calc(var(--header-height) - 6px);
        width: auto;
        max-width: 260px;
    }
    
    .mobile-menu-toggle {
        display: flex;
        margin-left: auto;
    }
    
    .header-container > nav {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        z-index: 999;
        transition: left 0.3s ease;
        pointer-events: none;
    }
    
    .header-container > nav.active {
        left: 0;
        pointer-events: all;
    }
    
    :root {
        --header-height: 72px;
    }
    
    .nav {
        background: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
        gap: 0;
        height: 100%;
        overflow-y: auto;
        margin: 0;
        display: flex;
    }
    
    .container {
        padding: var(--spacing-md) var(--spacing-sm);
    }
    
    h1 {
        font-size: 1.4rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    h2 {
        font-size: 1.1rem;
    }
    
    h3 {
        font-size: 0.85rem;
    }
    
    h4 {
        font-size: 0.7rem;
    }
    
    .hero h1 {
        font-size: 1.4rem;
    }
    
    .hero {
        padding: var(--spacing-lg) var(--spacing-sm);
        min-height: 400px;
    }
    
    .contact-form {
        padding: var(--spacing-md);
    }
    
}