:root {
    --primary-dark: #0a0e27;
    --secondary-dark: #141930;
    --accent-blue: #3b82f6;
    --accent-cyan: #06b6d4;
    --accent-gold: #fbbf24;
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --bg-dark: #050714;
    --bg-card: #0f1629;
    --bg-hover: #1a2037;
    --border-dark: #1e293b;
    --border-light: #334155;
    --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
    --gradient-gold: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    --gradient-dark: linear-gradient(180deg, #0a0e27 0%, #050714 100%);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.5);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-dark);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-dark);
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    gap: 2rem;
}

.logo h1 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 3rem;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: var(--accent-cyan);
    text-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 50%;
    background: var(--gradient-primary);
    transition: all 0.3s ease;
    transform: translateX(-50%);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

.nav-menu a:hover::after {
    width: 100%;
}

.header-contact {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
}

.header-contact a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.header-contact a:hover {
    color: var(--accent-cyan);
    text-shadow: 0 0 10px rgba(6, 182, 212, 0.3);
}

.phone, .email {
    font-weight: 600;
    color: var(--accent-gold) !important;
    text-shadow: 0 0 15px rgba(251, 191, 36, 0.3);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.mobile-toggle:hover {
    background-color: var(--bg-subtle);
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    margin: 2px 0;
    transition: 0.3s;
    border-radius: 1px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--secondary-blue) 100%);
    color: var(--bg-white);
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-fleet {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 3rem;
    margin-left: auto;
    margin-right: auto;
}

.fleet-card {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 12px;
    padding: 0;
    margin: 0;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    flex: 1;
    overflow: hidden;
    height: 500px;
}

.fleet-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.fleet-card img {
    width: 300px;
    height: 500px;
    object-fit: cover;
    filter: brightness(1.1);
    display: block;
    margin: 0;
    padding: 0;
}

.hero-content {
    text-align: center;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.025em;
}

.hero-subtitle {
    font-size: 1.375rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    opacity: 0.95;
    line-height: 1.4;
}

.hero-description {
    margin-bottom: 2.5rem;
}

.hero-description p {
    font-size: 1.125rem;
    opacity: 0.9;
    line-height: 1.6;
}

.cta-button {
    display: inline-block;
    background: var(--accent-gold);
    color: var(--bg-white);
    padding: 16px 32px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    letter-spacing: 0.025em;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-md);
}

.cta-button:hover {
    background: #b7791f;
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.cta-button-outline {
    display: inline-block;
    background: transparent;
    color: var(--secondary-blue);
    padding: 14px 28px;
    text-decoration: none;
    border: 2px solid var(--secondary-blue);
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: 0.025em;
    transition: all 0.2s ease;
}

.cta-button-outline:hover {
    background: var(--secondary-blue);
    color: var(--bg-white);
    transform: translateY(-1px);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    letter-spacing: -0.025em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Services Section */
.services {
    padding: 100px 0;
    background: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-white);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

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

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

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

.service-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    filter: grayscale(0.2);
}

.service-card h3 {
    color: var(--primary-navy);
    margin-bottom: 1rem;
    font-size: 1.375rem;
    font-weight: 600;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Fleet Section */
.fleet-section {
    margin-top: 4rem;
    text-align: center;
}

.fleet-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--primary-navy);
    margin-bottom: 0.5rem;
}

.fleet-subtitle {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

.fleet-vehicles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.vehicle-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.vehicle-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-medium);
}

.vehicle-card img {
    width: 100%;
    height: 80px;
    object-fit: contain;
    filter: grayscale(0.3);
    transition: filter 0.3s ease;
}

.vehicle-card:hover img {
    filter: grayscale(0);
}

/* Projects Section */
.projects {
    padding: 100px 0;
    background: var(--bg-light);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    box-shadow: var(--shadow-sm);
}

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

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.project-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--secondary-blue) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover .project-image::after {
    opacity: 0.8;
}

.project-content {
    padding: 1.5rem;
    position: relative;
    z-index: 1;
}

.project-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-navy);
    margin-bottom: 0.5rem;
}

.project-content p {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* About Section */
.about {
    padding: 100px 0;
    background: var(--bg-light);
}

.about-content {
    margin: 0 auto;
    text-align: left;
}

.lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-medium);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.about-content p {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--bg-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h2 {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--primary-navy);
    margin-bottom: 2rem;
    letter-spacing: -0.025em;
}


.contact-item {
    margin-bottom: 2rem;
}

.contact-item h3 {
    color: var(--primary-navy);
    font-weight: 600;
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.contact-item p {
    color: var(--text-light);
    line-height: 1.6;
}

.contact-item a {
    color: var(--text-medium);
    text-decoration: none;
    transition: color 0.2s ease;
    font-weight: 500;
}

.contact-item a:hover {
    color: var(--secondary-blue);
}

.contact-form-wrapper {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-light);
}

.contact-form-wrapper h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-navy);
    margin-bottom: 1.5rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 14px 16px;
    margin-bottom: 1rem;
    border: 1px solid var(--border-medium);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--bg-white);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--secondary-blue);
    box-shadow: 0 0 0 3px rgba(43, 119, 173, 0.1);
}

.contact-form select {
    cursor: pointer;
}

.submit-btn {
    width: 100%;
    background: var(--primary-navy);
    color: var(--bg-white);
    padding: 16px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    letter-spacing: 0.025em;
}

.submit-btn:hover {
    background: var(--secondary-blue);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Footer */
.footer {
    background: var(--primary-navy);
    color: var(--bg-white);
    padding: 3rem 0;
    text-align: center;
}

.footer-content p {
    margin: 0.5rem 0;
    opacity: 0.9;
    font-size: 0.95rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

    .header-content {
        padding: 0.75rem 0;
    }

    .header-contact {
        display: none;
    }

    .nav {
        justify-content: flex-end;
    }

    .mobile-toggle {
        display: flex;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        flex-direction: column;
        padding: 1.5rem;
        box-shadow: var(--shadow-lg);
        border-top: 1px solid var(--border-light);
        gap: 1rem;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu a::after {
        display: none;
    }

    .hero {
        padding: 80px 0 60px;
    }

    .hero-fleet {
        gap: 1rem;
        margin-top: 2rem;
    }

    .fleet-card {
        padding: 0;
        margin: 0;
        height: 300px;
    }

    .fleet-card img {
        height: 300px;
        margin: 0;
        padding: 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero-description p {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2.25rem;
    }

    .services,
    .projects,
    .about,
    .contact {
        padding: 80px 0;
    }

    .services-grid,
    .fleet-vehicles,
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .contact-form-wrapper {
        padding: 2rem;
    }
}

@media (max-width: 500px) {
    .hero {
        padding: 60px 0 40px;
    }

    .hero-fleet {
        gap: 0.75rem;
        margin-top: 1.5rem;
    }

    .fleet-card {
        padding: 0;
        margin: 0;
        height: 300px;
    }

    .fleet-card img {
        height: 300px;
        margin: 0;
        padding: 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.875rem;
    }

    .services,
    .projects,
    .about,
    .contact {
        padding: 60px 0;
    }

    .service-card,
    .vehicle-card,
    .contact-form-wrapper {
        padding: 2rem 1.5rem;
    }
}