/* Main CSS File for Car Rental System - Fixed Version */

:root {
    --primary-color: #FFD700;
    --secondary-color: #000000;
    --text-color: #FFFFFF;
    --text-dark: #333333;
    --dark-bg: #1a1a1a;
    --darker-bg: #0d0d0d;
    --light-bg: #2a2a2a;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --border-color: rgba(255, 215, 0, 0.3);
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --border-radius: 12px;
    --transition: all 0.3s ease;
    --header-height: 80px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    padding-top: var(--header-height);
}

/* Typography with better contrast */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

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

a:hover {
    color: #ffed4e;
    text-decoration: none;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Fixed Header */
.header {
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 2px solid var(--primary-color);
    height: var(--header-height);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    height: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    font-size: 1.8rem;
}

/* Fixed Navigation Menu */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 1rem;
    align-items: center;
    margin: 0;
}

.nav-menu li {
    position: relative;
}

.nav-menu > li > a {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: block;
}

.nav-menu > li > a:hover,
.nav-menu > li > a.active {
    background: rgba(255, 215, 0, 0.1);
    color: var(--primary-color);
}

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

.nav-menu .dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.5rem 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 1001;
    box-shadow: var(--shadow);
}

.nav-menu .dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-menu .dropdown-menu a {
    color: var(--text-color);
    padding: 0.5rem 1rem;
    display: block;
    transition: var(--transition);
}

.nav-menu .dropdown-menu a:hover {
    background: rgba(255, 215, 0, 0.1);
    color: var(--primary-color);
}

/* Mobile Menu Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: var(--transition);
}

/* Main Content */
.main-content {
    min-height: calc(100vh - var(--header-height));
    padding: 2rem 0;
}

/* Fixed Cards with better contrast */
.card {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    border-color: var(--primary-color);
}

.card-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.card-title {
    color: var(--primary-color);
    margin-bottom: 0;
}

/* Fixed Vehicle Grid with better proportions */
.vehicles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.vehicle-card {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.vehicle-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    border-color: var(--primary-color);
}

.vehicle-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.vehicle-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

/* Fixed Vehicle Filters */
.vehicle-filters {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.filter-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.filter-group select,
.filter-group input {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-color);
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: var(--transition);
}

.filter-group select:focus,
.filter-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.filter-group select option {
    background: var(--dark-bg);
    color: var(--text-color);
}

/* Better Form Styling */
.form-container {
    max-width: 600px;
    margin: 2rem auto;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-color);
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

/* Responsive Design - Fixed */
@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        padding: 2rem;
        transition: var(--transition);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
        margin-bottom: 1rem;
    }
    
    .nav-menu > li > a {
        padding: 1rem;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-menu .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: rgba(255, 255, 255, 0.05);
        margin-top: 0.5rem;
    }
    
    .vehicles-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .filter-row {
        grid-template-columns: 1fr;
    }
    
    .form-container {
        margin: 1rem;
        padding: 1rem;
    }
    
    .vehicle-image {
        height: 180px;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 1rem 0;
    }
    
    .card {
        padding: 1rem;
    }
    
    .vehicle-filters {
        padding: 1rem;
    }
    
    .vehicle-image {
        height: 160px;
    }
}

/* Footer Improvements */
.footer {
    background: var(--darker-bg);
    border-top: 2px solid var(--primary-color);
    padding: 3rem 0 1rem;
    margin-top: 3rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.footer-section a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    padding: 0.25rem 0;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--primary-color);
    padding-left: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--secondary-color);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    transition: var(--transition);
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
}

/* Mobile Navigation JavaScript Support */
.mobile-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}