:root {
    --primary-color: #0f172a;
    --accent-color: #2563eb;
    --bg-color: #f8fafc;
    --surface-color: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-radius: 12px;
    --sidebar-width: 260px;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
}

/* Navbar */
.navbar {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e2e8f0;
}

.nav-link {
    font-weight: 500;
    color: var(--text-main);
}

/* Hero Section */
.hero-section {
    padding: 100px 0;
    background: linear-gradient(rgba(30, 41, 59, 0.8), rgba(30, 41, 59, 0.8)), url('https://images.pexels.com/photos/116675/pexels-photo-116675.jpeg?auto=compress&cs=tinysrgb&w=1600') center/cover;
    color: white;
}

/* Search Container */
.search-container {
    background: var(--surface-color);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    margin-top: -50px;
}

/* Car Cards */
.car-card {
    border: none;
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
    background: white;
}

.car-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
}

.car-card img, .card-img-top {
    height: 220px;
    object-fit: cover;
}

.car-price, .price-tag {
    color: var(--accent-color);
    font-weight: 700;
    font-size: 1.25rem;
}

.badge-year {
    background: #f1f5f9;
    color: #475569;
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Buttons */
.btn-primary {
    border-radius: 8px;
    font-weight: 600;
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    padding: 0.5rem 1.5rem;
}

.btn-primary:hover {
    background-color: #1d4ed8;
    border-color: #1d4ed8;
}

/* Admin Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: #0f172a;
    min-height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    padding: 20px;
    color: white;
    z-index: 1000;
}

.main-content {
    margin-left: var(--sidebar-width);
    padding: 40px;
}

.sidebar .nav-link {
    color: #94a3b8;
    border-radius: 8px;
    margin-bottom: 5px;
    padding: 12px 15px;
    transition: all 0.3s;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    text-decoration: none;
    display: block;
}

.sidebar .nav-link:hover, .sidebar .nav-link.active {
    background: #1e293b;
    color: white;
}

.sidebar .nav-link.active {
    background: var(--accent-color);
    color: white;
}

/* Dashboard Cards */
.stat-card {
    background: white;
    border: none;
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.table-card {
    background: white;
    border: none;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* Form Cards */
.form-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    max-width: 800px;
    margin: 0 auto;
}

/* Badges */
.bg-soft-primary { background-color: #e0e7ff; }
.bg-soft-success { background-color: #dcfce7; }
.bg-soft-warning { background-color: #fef9c3; }
.w-fit-content { width: fit-content; }

/* Footer */
.footer {
    background-color: #0f172a;
    color: #94a3b8;
    padding: 60px 0 30px;
}