/* ===== CSS RESET & VARIABLES ===== */
:root {
    /* Primary Colors */
    --primary: #0A2A5E;       /* Deep Blue - Trust, Reliability */
    --secondary: #FF6B35;     /* Orange - Energy, Action */
    --accent: #00B894;        /* Green - Growth, Nature */
    
    /* Neutral Colors */
    --dark: #2D3436;
    --light: #F8F9FA;
    --white: #FFFFFF;
    --gray: #6C757D;
    --border: #E0E0E0;
    
    /* Design Tokens */
    --shadow: 0 5px 15px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
    --radius: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
}

/* ===== TRANSPARENT NAVBAR ===== */
.navbar {
    background-color: transparent !important;
    padding: 20px 0;
    transition: var(--transition);
    box-shadow: none;
}

/* Navbar solid background on scroll */
.navbar.navbar-scrolled {
    background-color: var(--white) !important;
    padding: 10px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* Brand styling for transparent navbar */
.navbar-brand h1 {
    font-size: 1.8rem;
    color: var(--white);
    margin-bottom: 0;
    line-height: 1.2;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    transition: var(--transition);
}

.navbar-brand span {
    color: var(--secondary);
}

.navbar-brand .tagline {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 0;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
    transition: var(--transition);
}

/* Navbar scrolled brand colors */
.navbar.navbar-scrolled .navbar-brand h1 {
    color: var(--primary);
    text-shadow: none;
}

.navbar.navbar-scrolled .navbar-brand .tagline {
    color: var(--gray);
    text-shadow: none;
}

/* Nav links styling for transparent navbar */
.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--white) !important;
    padding: 0.5rem 1rem !important;
    position: relative;
    transition: var(--transition);
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.navbar-nav .nav-link:hover {
    color: var(--secondary) !important;
}

.navbar-nav .nav-link.active {
    color: var(--secondary) !important;
}

.navbar-nav .nav-link.active:after {
    content: '';
    position: absolute;
    width: 30px;
    height: 2px;
    background-color: var(--secondary);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

/* Navbar scrolled link colors */
.navbar.navbar-scrolled .navbar-nav .nav-link {
    color: var(--dark) !important;
    text-shadow: none;
}

.navbar.navbar-scrolled .navbar-nav .nav-link:hover,
.navbar.navbar-scrolled .navbar-nav .nav-link.active {
    color: var(--secondary) !important;
}

/* Dropdown menu styling */
.dropdown-menu {
    border: none;
    box-shadow: var(--shadow);
    border-radius: var(--radius);
    padding: 0.5rem 0;
    margin-top: 10px;
    background-color: var(--white);
}

/* For transparent navbar - dropdown background */
.navbar:not(.navbar-scrolled) .dropdown-menu {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.dropdown-item {
    padding: 0.5rem 1.5rem;
    font-weight: 500;
    transition: var(--transition);
    color: var(--dark);
}

.dropdown-item:hover {
    background-color: var(--light);
    color: var(--secondary);
    padding-left: 2rem;
}

/* Navbar toggler for transparent navbar */
.navbar-toggler {
    border: 1px solid rgba(255,255,255,0.5);
    background-color: rgba(255,255,255,0.2);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Navbar scrolled toggler */
.navbar.navbar-scrolled .navbar-toggler {
    border-color: var(--border);
    background-color: transparent;
}

.navbar.navbar-scrolled .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2845, 52, 54, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(rgba(10, 42, 94, 0.85), rgba(10, 42, 94, 0.9)), 
                url('https://images.unsplash.com/photo-1568605117036-5fe5e7bab0b7?ixlib=rb-4.0.3&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 150px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    text-align: center;
    margin-bottom: 40px;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 15px;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.95;
}

.location-badge {
    display: inline-flex;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.2);
    padding: 8px 20px;
    border-radius: 50px;
    margin-top: 20px;
    backdrop-filter: blur(5px);
}

.location-badge i {
    margin-right: 8px;
    color: var(--secondary);
}

.booking-widget {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow-lg);
}

.service-tabs {
    border-bottom: 2px solid var(--border);
    margin-bottom: 25px;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 2px;
    -webkit-overflow-scrolling: touch;
}

.service-tabs .nav-link {
    color: var(--gray);
    font-weight: 500;
    border: none;
    padding: 12px 20px;
    white-space: nowrap;
    transition: var(--transition);
}

.service-tabs .nav-link:hover {
    color: var(--secondary);
    border: none;
}

.service-tabs .nav-link.active {
    color: var(--secondary);
    background: none;
    border-bottom: 3px solid var(--secondary);
}

.booking-form .form-label {
    font-weight: 500;
    color: var(--dark);
    margin-bottom: 5px;
}

.booking-form .form-control,
.booking-form .form-select {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 12px;
}

.booking-form .form-control:focus,
.booking-form .form-select:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 0 0.2rem rgba(255, 107, 53, 0.25);
}

.search-btn {
    background-color: var(--secondary);
    color: white;
    border: none;
    padding: 12px;
    font-weight: 600;
    transition: var(--transition);
}

.search-btn:hover {
    background-color: #e55a2b;
    transform: translateY(-2px);
}

/* ===== SERVICES SECTION ===== */
.services {
    padding: 80px 0;
    background-color: var(--light);
}

.section-title {
    text-align: center;
    margin-bottom: 15px;
    font-size: 2.2rem;
    color: var(--primary);
    position: relative;
}

.section-title:after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background-color: var(--secondary);
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--gray);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.service-card {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.car-icon { color: var(--primary); }
.taxi-icon { color: var(--accent); }
.fleet-icon { color: var(--secondary); }

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary);
}

.service-features li {
    margin-bottom: 10px;
}

/* ===== FLEET SECTION ===== */
.fleet {
    padding: 80px 0;
}

.vehicle-card {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 25px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
    border: 2px solid transparent;
}

.vehicle-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary);
}

.vehicle-price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--secondary);
    margin: 15px 0;
}

/* ===== POPULAR ROUTES ===== */
.popular-routes {
    padding: 80px 0;
    background-color: var(--light);
}

.route-card {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
}

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

.route-price {
    color: var(--secondary);
    font-size: 1.8rem;
    font-weight: 700;
    margin: 15px 0;
}

/* ===== WHY CHOOSE US ===== */
.why-us {
    padding: 80px 0;
}

.feature-card {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
}

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

.feature-icon {
    color: var(--primary);
    margin-bottom: 20px;
}

/* ===== CTA SECTION ===== */
.cta {
    padding: 80px 0;
    background: linear-gradient(to right, var(--primary), #0D3A8A);
    color: white;
}

.cta .btn-primary {
    background-color: var(--secondary);
    border-color: var(--secondary);
    padding: 12px 30px;
}

.cta .btn-primary:hover {
    background-color: #e55a2b;
    border-color: #e55a2b;
}

.cta .btn-success {
    padding: 12px 30px;
}

/* ===== FOOTER ===== */
footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 60px 0 30px;
}

footer h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

footer h3:after {
    content: '';
    position: absolute;
    width: 40px;
    height: 3px;
    background-color: var(--secondary);
    bottom: 0;
    left: 0;
}

footer a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
    text-decoration: none;
}

footer a:hover {
    color: var(--secondary);
    padding-left: 5px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--secondary);
    color: white;
    padding-left: 0;
}

/* ===== WHATSAPP FLOAT BUTTON ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    line-height: 60px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
    z-index: 1000;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.whatsapp-float:hover {
    background-color: #128C7E;
    transform: scale(1.1);
    color: white;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 992px) {
    .hero h2 {
        font-size: 2.5rem;
    }
    
    .hero {
        padding: 120px 0 80px;
    }
    
    .service-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .service-tabs .nav-link {
        padding: 10px 15px;
    }
    
    /* Mobile menu background for transparent navbar */
    .navbar-collapse {
        background-color: var(--white);
        padding: 20px;
        border-radius: var(--radius);
        margin-top: 15px;
        box-shadow: var(--shadow);
    }
    
    .navbar:not(.navbar-scrolled) .navbar-collapse {
        background-color: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
    }
    
    .navbar:not(.navbar-scrolled) .navbar-nav .nav-link {
        color: var(--dark) !important;
        text-shadow: none;
    }
    
    .navbar:not(.navbar-scrolled) .navbar-nav .nav-link:hover,
    .navbar:not(.navbar-scrolled) .navbar-nav .nav-link.active {
        color: var(--secondary) !important;
    }
}

@media (max-width: 768px) {
    .navbar-brand h1 {
        font-size: 1.5rem;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .booking-widget {
        padding: 20px;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 24px;
        line-height: 50px;
        bottom: 20px;
        right: 20px;
    }

    .back-to-fleet, .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 80px;
        right: 20px;
    }
}

@media (max-width: 576px) {
    .hero h2 {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .cta h2 {
        font-size: 1.5rem;
    }
    
    .cta .btn {
        width: 100%;
        margin: 5px 0;
    }
    
    .contact-info {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .back-to-fleet, .back-to-top {
        width: 40px;
        height: 40px;
        bottom: 70px;
        right: 15px;
        font-size: 1rem;
    }
}

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

.service-card, .vehicle-card, .route-card, .feature-card {
    animation: fadeInUp 0.6s ease-out;
}

/* ===== UTILITY CLASSES ===== */
.bg-primary-light {
    background-color: rgba(10, 42, 94, 0.1);
}

.text-secondary {
    color: var(--secondary) !important;
}

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

.btn-primary:hover {
    background-color: #e55a2b;
    border-color: #e55a2b;
}

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
}

/* Back to Top Button */
.back-to-fleet, .back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    z-index: 99;
    background: var(--primary);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.back-to-fleet.show, .back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-fleet:hover, .back-to-top:hover {
    background: var(--secondary);
    transform: translateY(-5px) scale(1.1);
    color: white;
    box-shadow: var(--shadow-lg);
}