/* Global Styles */
:root {
    --primary-color: #ff3b30; /* Red Accent */
    --background-color: #1c1c1e; /* Dark Background */
    --text-color: #ffffff; /* Light Text */
    --card-background: #2c2c2e; /* Dark Card Background */
    --border-radius: 12px; /* Rounded Corners */
    --success-color: #2ecc71;
    --warning-color: #f1c40f;
    --danger-color: #e74c3c;
}

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

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

/* Navigation */
.navbar {
    background-color: #2c2c2e;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100%;
    width: 200px;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.5);
    border-radius: var(--border-radius);
}

.nav-links {
    display: flex;
    flex-direction: column;
    list-style: none;
    gap: 1rem;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    transition: background-color 0.3s, transform 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
    background-color: rgba(255, 255, 255, 0.1);
    transform: scale(1.05);
}

/* Main Content */
main {
    padding: 2rem;
    margin-left: 220px; /* Adjust for the navbar width */
    max-width: 1200px;
}

h1 {
    margin-bottom: 2rem;
    color: var(--primary-color);
}

/* Dashboard */
.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card-background);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s, box-shadow 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.7);
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-color);
    margin-top: 0.5rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

/* Vehicle Management */
.vehicle-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.search-filter {
    display: flex;
    gap: 1rem;
}

.vehicles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.vehicle-card {
    background: var(--card-background);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.vehicle-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

/* Maintenance */
.maintenance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.maintenance-card {
    background: var(--card-background);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.maintenance-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

/* Reports */
.report-controls {
    background: var(--card-background);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.report-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    background: var(--card-background);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.report-table th,
.report-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.report-table th {
    background-color: var(--primary-color);
    color: white;
}

.report-table tr:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

/* Status Indicators */
.status {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.875rem;
    display: inline-block;
}

.status.active {
    background-color: var(--success-color);
    color: white;
}

.status.maintenance {
    background-color: var(--warning-color);
    color: var(--text-color);
}

.status.completed {
    background-color: var(--success-color);
    color: white;
}

.status.pending {
    background-color: var(--warning-color);
    color: var(--text-color);
}

/* Buttons */
.btn-primary {
    background-color: var(--primary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color 0.3s, transform 0.3s;
}

.btn-primary:hover {
    background-color: #e63946;
    transform: scale(1.05);
}

.btn-secondary {
    background-color: #95a5a6;
    color: white;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-secondary:hover {
    background-color: #7f8c8d;
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.modal-content {
    background: var(--background-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    width: 90%;
    max-width: 500px;
    margin: 2rem auto;
    position: relative;
}

/* Activity List */
.activity-list {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: 1rem;
}

.activity-item {
    padding: 0.75rem;
    border-bottom: 1px solid #ddd;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.activity-item:last-child {
    border-bottom: none;
}

.time {
    color: #666;
    font-size: 0.875rem;
}

/* Alert List */
.alert-list {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: 1rem;
}

.alert-item {
    padding: 0.75rem;
    border-left: 4px solid;
    margin-bottom: 0.5rem;
    background: rgba(0, 0, 0, 0.02);
}

.alert-item.urgent {
    border-left-color: var(--danger-color);
}

.alert-item.warning {
    border-left-color: var(--warning-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .vehicle-controls,
    .report-controls {
        flex-direction: column;
        gap: 1rem;
    }

    .search-filter {
        width: 100%;
        flex-direction: column;
    }

    .nav-links {
        gap: 1rem;
    }

    .navbar {
        width: 60px;
        padding: 1rem 0.5rem;
    }

    .nav-links {
        align-items: center;
    }

    .nav-links a {
        padding: 0.5rem;
        justify-content: center;
    }

    .nav-links a span {
        display: none;
    }

    .nav-links i {
        margin: 0;
        font-size: 1.2rem;
    }

    main {
        margin-left: 70px;
    }
}

@media (max-width: 480px) {
    .navbar {
        flex-direction: column;
        text-align: center;
        padding: 1rem;
    }

    .nav-links {
        margin-top: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }
}