/* CSS Reset and Variables */
:root {
    --primary-blue: #0072c6;
    --secondary-orange: #f39c12;
    --yellow-accent: #f1c40f;
    --dark-bg: #121212;
    --light-bg: #f8f9fa;
    --text-dark: #333;
    --text-light: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(255, 255, 255, 0.2);
    --transition: all 0.3s ease-in-out;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

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

html {
    scroll-behavior: smooth;
    font-family: 'Cairo', sans-serif;
}

body {
    background-color: var(--light-bg);
    color: var(--text-dark);
    overflow-x: hidden;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
}

span {
    color: var(--primary-blue);
}

/* Utilities */
.section-padding {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--text-dark);
    position: relative;
    display: inline-block;
}

.section-title h2 span {
    color: var(--secondary-orange);
}

.underline {
    width: 60px;
    height: 4px;
    background: linear-gradient(to right, var(--primary-blue), var(--secondary-orange));
    margin: 10px auto 0;
    border-radius: 2px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 700;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-blue), #005bb5);
    color: var(--text-light);
    box-shadow: 0 4px 15px rgba(0, 114, 198, 0.4);
}

.btn-primary:hover {
    background: linear-gradient(45deg, #005bb5, var(--primary-blue));
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 114, 198, 0.6);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-size: 2rem;
    color: var(--primary-blue);
    position: relative;
    display: flex;
    align-items: center;
}

.road-icon {
    font-size: 1.2rem;
    color: var(--secondary-orange);
    position: absolute;
    bottom: -5px;
    right: -5px;
    background: #fff;
    border-radius: 50%;
    padding: 2px;
}

.logo-text h1 {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--primary-blue);
}

.logo-text h1 span {
    color: var(--text-dark);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-weight: 600;
    color: var(--text-dark);
    position: relative;
    transition: var(--transition);
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    right: 0;
    background-color: var(--secondary-orange);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary-blue);
}

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

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 100vh;
    background-image: url('assets/hero_transport.png');
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0,0,0,0.8), rgba(0,0,0,0.4));
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--text-light);
    max-width: 700px;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero h1 span {
    color: var(--secondary-orange);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.about-text p {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 20px;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    font-size: 1.1rem;
    font-weight: 600;
}

.features-list li i {
    color: var(--secondary-orange);
    font-size: 1.2rem;
}

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition);
}

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

.image-wrapper::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary-blue);
    border-radius: 20px;
    z-index: -1;
}

/* Services Section */
.services {
    background-color: #fff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-bottom: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    border-bottom: 4px solid var(--secondary-orange);
}

.icon-wrapper {
    width: 80px;
    height: 80px;
    background: rgba(0, 114, 198, 0.1);
    color: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.5rem;
    margin: 0 auto 20px;
    transition: var(--transition);
}

.service-card:hover .icon-wrapper {
    background: var(--primary-blue);
    color: #fff;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.service-card p {
    color: #666;
}

/* Contact Section */
.contact-card {
    background: linear-gradient(135deg, var(--primary-blue), #004a8f);
    border-radius: 30px;
    padding: 60px;
    color: #fff;
    box-shadow: 0 20px 40px rgba(0, 114, 198, 0.3);
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
}

.contact-card .section-title h2,
.contact-card .section-title p {
    color: #fff;
}

.contact-card .section-title h2 span {
    color: var(--yellow-accent);
}

.contact-info {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 40px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 20px 30px;
    border-radius: 15px;
    min-width: 300px;
}

.info-item i {
    font-size: 2.5rem;
    color: var(--yellow-accent);
}

.info-item h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.info-item p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Footer */
footer {
    background-color: var(--dark-bg);
    color: #fff;
    padding: 50px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 30px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-logo h2 {
    font-size: 1.8rem;
    font-weight: 900;
}

.footer-logo h2 span {
    color: var(--secondary-orange);
}

.footer-logo p {
    color: #aaa;
    margin-top: 5px;
}

.footer-bottom {
    text-align: center;
    color: #888;
    font-size: 0.9rem;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeIn 1s forwards ease-out;
}

.fade-in-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    animation-delay: 0.3s;
}

.delay-2 {
    animation-delay: 0.6s;
}

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

/* Responsive Design */
@media (max-width: 992px) {
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .hero h1 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        right: -100%;
        flex-direction: column;
        background: var(--glass-bg);
        width: 100%;
        text-align: center;
        padding: 20px 0;
        box-shadow: 0 10px 10px rgba(0,0,0,0.05);
        transition: 0.4s;
    }

    .nav-links.active {
        right: 0;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .contact-info {
        flex-direction: column;
    }

    .info-item {
        min-width: 100%;
    }
    
    .contact-card {
        padding: 40px 20px;
    }
}