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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f4f5f7;
    color: #1a1a2e;
}

/* Navbar */
.navbar {
    background: #14142b;
    color: #fff;
}

.nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
}

.logo {
    color: #fff;
    text-decoration: none;
    font-size: 20px;
    font-weight: 700;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-links a {
    color: #cfd0e8;
    text-decoration: none;
    font-size: 15px;
}

.nav-links a:hover {
    color: #fff;
}

.btn-add {
    background: #ff6b35;
    color: #fff !important;
    padding: 8px 16px;
    border-radius: 999px;
    font-weight: 600;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, #14142b 0%, #2b2b52 100%);
    color: #fff;
    text-align: center;
    padding: 60px 20px;
}

.hero.small {
    padding: 36px 20px;
}

.hero h1 {
    font-size: 32px;
    margin-bottom: 10px;
}

.hero p {
    color: #cfd0e8;
    font-size: 16px;
}

/* Filter bar */
.filter-bar {
    max-width: 1100px;
    margin: -26px auto 0;
    padding: 0 24px;
}

.filter-form {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    padding: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-form input {
    flex: 1;
    min-width: 160px;
    border: 1px solid #e0e0e8;
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 14px;
}

/* Buttons */
.btn-primary {
    background: #ff6b35;
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    transition: transform 0.15s ease, background 0.15s ease;
}

.btn-primary:hover {
    background: #e85a28;
}

.btn-primary:active {
    transform: scale(0.97);
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-clear {
    color: #666;
    text-decoration: none;
    padding: 10px 14px;
    font-size: 14px;
}

.btn-danger {
    background: #fff;
    color: #d32f2f;
    border: 1px solid #d32f2f;
    border-radius: 10px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}

.btn-danger:hover {
    background: #d32f2f;
    color: #fff;
}

/* Catalog / grid */
.catalog {
    max-width: 1100px;
    margin: 0 auto;
    padding: 30px 24px 60px;
}

.empty {
    text-align: center;
    color: #888;
    padding: 40px 0;
}

.car-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}

.car-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    position: relative;
}

.car-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.14);
}

.car-thumb {
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 44px;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(135deg, #ff6b35 0%, #ff9a56 100%);
}

.car-thumb.large {
    height: 200px;
    font-size: 72px;
    border-radius: 16px 16px 0 0;
}

.car-body {
    padding: 16px;
}

.car-body h3 {
    font-size: 17px;
    margin-bottom: 4px;
}

.car-meta {
    color: #777;
    font-size: 13px;
    margin-bottom: 8px;
}

.car-price {
    font-size: 18px;
    font-weight: 700;
    color: #14142b;
    margin-bottom: 12px;
}

.car-price.big {
    font-size: 26px;
    margin: 10px 0 16px;
}

.badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.04em;
    padding: 4px 10px;
    border-radius: 999px;
    margin-bottom: 8px;
}

.badge.sold {
    background: #ffe0e0;
    color: #d32f2f;
}

.car-card.sold {
    opacity: 0.75;
}

/* Detail page */
.detail {
    max-width: 720px;
    margin: 40px auto;
    padding: 0 24px;
}

.detail-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.12);
}

.detail-body {
    padding: 28px 32px 36px;
}

.detail-body h1 {
    font-size: 26px;
    margin-bottom: 6px;
}

.car-desc {
    color: #444;
    line-height: 1.6;
    margin-bottom: 20px;
}

.actions {
    margin-bottom: 12px;
}

.delete-form {
    margin-bottom: 16px;
}

.back-link {
    display: inline-block;
    color: #666;
    text-decoration: none;
    font-size: 14px;
}

/* Form page */
.form-page {
    max-width: 560px;
    margin: 40px auto;
    padding: 0 24px 60px;
}

.form-page h1 {
    margin-bottom: 20px;
    font-size: 24px;
}

.car-form {
    background: #fff;
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.car-form label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 14px;
    color: #333;
    font-weight: 600;
}

.car-form input,
.car-form textarea {
    border: 1px solid #e0e0e8;
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 14px;
    font-family: inherit;
    font-weight: 400;
}

.error {
    color: #d32f2f;
    font-size: 12px;
    font-weight: 400;
}

@media (max-width: 480px) {
    .nav-inner { flex-direction: column; gap: 10px; }
}