/* AutoMart - Light Clean Modern Design */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary: #64748b;
    --accent: #f97316;

    --bg-dark: #ffffff;
    --bg-card: #f8fafc;
    --bg-card-hover: #f1f5f9;
    --bg-input: #f1f5f9;

    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;

    --border-color: #e2e8f0;
    --border-light: #cbd5e1;

    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;

    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;

    --container-width: 1280px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);

    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.4s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 100vh;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(37, 99, 235, 0.05), transparent),
        radial-gradient(ellipse 60% 40% at 100% 0%, rgba(249, 115, 22, 0.03), transparent);
    pointer-events: none;
    z-index: -1;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }
h4 { font-size: 1.25rem; }

.main-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
}

.main-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.logo i {
    color: var(--primary);
    font-size: 1.75rem;
}

.logo strong {
    color: var(--primary);
}

.main-nav {
    display: flex;
    gap: 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary);
    background: rgba(37, 99, 235, 0.08);
}

.nav-link.active {
    color: var(--primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    transition: var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-light);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    color: var(--primary);
    background: rgba(37, 99, 235, 0.08);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

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

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
    border-radius: var(--radius-lg);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: 50%;
}

.user-menu {
    position: relative;
}

.user-menu-trigger {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 12px 6px 6px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    cursor: pointer;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.user-menu-trigger:hover {
    border-color: var(--primary);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    color: white;
}

.username {
    font-weight: 500;
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 200px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-base);
    box-shadow: var(--shadow-lg);
}

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

.user-dropdown a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
}

.user-dropdown a:hover {
    background: var(--bg-card-hover);
    color: var(--primary);
}

.user-dropdown hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 8px 0;
}

.logout-link:hover {
    color: var(--error) !important;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-content {
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mobile-menu-content a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
}

.mobile-menu-content a:hover {
    background: var(--bg-card);
    color: var(--primary);
}

.flash-message {
    padding: 16px 0;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.flash-message .container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.flash-success {
    background: rgba(16, 185, 129, 0.1);
    border-bottom: 1px solid var(--success);
    color: var(--success);
}

.flash-error {
    background: rgba(239, 68, 68, 0.1);
    border-bottom: 1px solid var(--error);
    color: var(--error);
}

.flash-info {
    background: rgba(59, 130, 246, 0.1);
    border-bottom: 1px solid var(--info);
    color: var(--info);
}

.flash-close {
    margin-left: auto;
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: 4px;
}

.main-content {
    min-height: calc(100vh - 200px);
}

.hero {
    padding: 80px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -20%;
    width: 60%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1544636331-e26879cd4d9b?w=1200') center/cover no-repeat;
    opacity: 0.08;
    mask-image: linear-gradient(to left, black, transparent);
    -webkit-mask-image: linear-gradient(to left, black, transparent);
}

.hero-content {
    position: relative;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--primary);
    margin-bottom: 24px;
}

.hero h1 {
    margin-bottom: 24px;
}

.hero h1 span {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.search-section {
    padding: 0 0 60px;
    margin-top: -40px;
    position: relative;
    z-index: 10;
}

.search-box {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow-lg);
}

.search-form {
    display: grid;
    grid-template-columns: 1fr auto auto auto;
    gap: 16px;
    align-items: end;
}

.search-input-group {
    position: relative;
}

.search-input-group i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-input-group input,
.search-input-group select {
    width: 100%;
    padding: 14px 16px 14px 48px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition-base);
}

.search-input-group input:focus,
.search-input-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.search-input-group input::placeholder {
    color: var(--text-muted);
}

.categories-section {
    padding: 60px 0;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.section-header h2 {
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-header h2 i {
    color: var(--primary);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 16px;
}

.category-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px 20px;
    text-align: center;
    transition: var(--transition-base);
    cursor: pointer;
}

.category-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.category-card i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 12px;
}

.category-card h4 {
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.category-card span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.listings-section {
    padding: 60px 0;
}

.listings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.listing-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

.listing-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.listing-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: var(--bg-input);
}

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

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

.listing-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    background: var(--primary);
    color: white;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.listing-favorite {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    border: none;
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.listing-favorite:hover,
.listing-favorite.active {
    background: var(--error);
    color: white;
}

.listing-favorite.active i {
    font-weight: 900;
}

.listing-content {
    padding: 20px;
}

.listing-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.listing-category {
    font-size: 0.8rem;
    color: var(--primary);
    font-weight: 500;
}

.listing-location {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.listing-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.listing-title a:hover {
    color: var(--primary);
}

.listing-specs {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.listing-spec {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.listing-spec i {
    color: var(--text-muted);
}

.listing-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.listing-price {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--primary);
}

.listing-time {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.form-container {
    max-width: 480px;
    margin: 60px auto;
    padding: 0 24px;
}

.form-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 40px;
}

.form-header {
    text-align: center;
    margin-bottom: 32px;
}

.form-header h1 {
    margin-bottom: 8px;
}

.form-header p {
    color: var(--text-secondary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition-base);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-error {
    color: var(--error);
    font-size: 0.85rem;
    margin-top: 6px;
}

.form-footer {
    margin-top: 24px;
    text-align: center;
    color: var(--text-muted);
}

.form-footer a {
    color: var(--primary);
    font-weight: 500;
}

.form-footer a:hover {
    text-decoration: underline;
}

.create-listing-page {
    padding: 40px 0 80px;
}

.create-listing-page h1 {
    text-align: center;
    margin-bottom: 40px;
}

.listing-form-container {
    max-width: 800px;
    margin: 0 auto;
}

.listing-form-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 40px;
}

.form-section {
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border-color);
}

.form-section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.form-section-title {
    font-size: 1.1rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-section-title i {
    color: var(--primary);
}

.image-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-base);
}

.image-upload-area:hover {
    border-color: var(--primary);
    background: rgba(37, 99, 235, 0.05);
}

.image-upload-area i {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.image-upload-area p {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.image-upload-area span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.image-upload-area input[type="file"] {
    display: none;
}

.image-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 16px;
    margin-top: 20px;
}

.image-preview {
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.image-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-preview .remove-image {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 28px;
    height: 28px;
    background: var(--error);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

.browse-page {
    padding: 40px 0 80px;
}

.browse-header {
    margin-bottom: 40px;
}

.browse-header h1 {
    margin-bottom: 8px;
}

.browse-header p {
    color: var(--text-secondary);
}

.browse-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 32px;
}

.filters-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.filter-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
}

.filter-card h3 {
    font-size: 1rem;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-card h3 i {
    color: var(--primary);
}

.filter-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.filter-option {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.filter-option input[type="checkbox"],
.filter-option input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.filter-option label {
    color: var(--text-secondary);
    cursor: pointer;
}

.price-range {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.price-range input {
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
}

.price-range input:focus {
    outline: none;
    border-color: var(--primary);
}

.listing-detail-page {
    padding: 40px 0 80px;
}

.listing-detail-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 40px;
}

.listing-gallery {
    position: relative;
}

.main-image {
    aspect-ratio: 16/10;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--bg-card);
    margin-bottom: 16px;
}

.main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumbnail-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
}

.thumbnail {
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-base);
}

.thumbnail:hover,
.thumbnail.active {
    border-color: var(--primary);
}

.thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.listing-info {
    padding: 24px 0;
}

.listing-info .listing-category {
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.listing-info h1 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.listing-info .listing-price {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.listing-info .listing-price .negotiable {
    font-size: 0.9rem;
    color: var(--success);
    font-weight: 400;
    margin-left: 8px;
}

.listing-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.spec-item {
    background: var(--bg-card);
    padding: 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.spec-item label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.spec-item span {
    font-weight: 600;
}

.listing-description {
    margin-bottom: 32px;
}

.listing-description h3 {
    margin-bottom: 16px;
}

.listing-description p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.seller-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 32px;
    position: sticky;
    top: 100px;
}

.seller-info {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.seller-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 600;
    color: white;
}

.seller-details h4 {
    margin-bottom: 4px;
}

.seller-details span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.seller-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.seller-actions .btn {
    width: 100%;
}

.seller-phone {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px;
    background: var(--success);
    color: white;
    border-radius: var(--radius-md);
    font-weight: 500;
}

.dashboard-page {
    padding: 40px 0 80px;
}

.dashboard-header {
    margin-bottom: 40px;
}

.dashboard-header h1 {
    margin-bottom: 8px;
}

.dashboard-header p {
    color: var(--text-secondary);
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.stat-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.stat-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.stat-content h3 {
    font-size: 2rem;
    margin-bottom: 4px;
}

.stat-content span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
}

.dashboard-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.dashboard-card h3 {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.dashboard-card h3 i {
    color: var(--primary);
}

.my-listings-grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.my-listing-item {
    display: grid;
    grid-template-columns: 120px 1fr auto;
    gap: 20px;
    padding: 16px;
    background: var(--bg-input);
    border-radius: var(--radius-md);
    align-items: center;
}

.my-listing-item img {
    width: 120px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.my-listing-info h4 {
    margin-bottom: 4px;
}

.my-listing-info span {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.my-listing-actions {
    display: flex;
    gap: 8px;
}

.my-listing-actions .btn {
    padding: 8px 12px;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 16px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition-base);
}

.pagination a:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.pagination .active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.no-results {
    text-align: center;
    padding: 80px 40px;
}

.no-results i {
    font-size: 4rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.no-results h3 {
    margin-bottom: 8px;
}

.no-results p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.auth-required {
    text-align: center;
    padding: 120px 40px;
    max-width: 500px;
    margin: 0 auto;
}

.auth-required i {
    font-size: 5rem;
    color: var(--primary);
    margin-bottom: 24px;
}

.auth-required h1 {
    margin-bottom: 16px;
}

.auth-required p {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.auth-required .btn-group {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.main-footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 0;
    margin-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--border-color);
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    max-width: 280px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--bg-input);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.social-links a:hover {
    background: var(--primary);
    color: white;
}

.footer-links h4 {
    margin-bottom: 20px;
    font-size: 1rem;
}

.footer-links a {
    display: block;
    color: var(--text-secondary);
    padding: 8px 0;
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

@media (max-width: 1024px) {
    .browse-layout {
        grid-template-columns: 1fr;
    }

    .filters-sidebar {
        display: none;
    }

    .listing-detail-layout {
        grid-template-columns: 1fr;
    }

    .seller-card {
        position: static;
    }

    .dashboard-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .header-actions .btn {
        display: none;
    }

    .header-actions .user-menu {
        display: flex;
    }

    .username {
        display: none;
    }

    .hero {
        padding: 60px 0 80px;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 32px;
    }

    .search-form {
        grid-template-columns: 1fr;
    }

    .listings-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-card {
        padding: 28px;
    }

    .dashboard-stats {
        grid-template-columns: 1fr;
    }

    .my-listing-item {
        grid-template-columns: 1fr;
    }

    .my-listing-item img {
        width: 100%;
        height: 160px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-light);
}

.page-content {
    padding: 120px 0 60px;
    min-height: calc(100vh - 300px);
}

.page-header {
    text-align: center;
    margin-bottom: 50px;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.page-header h1 i {
    color: var(--primary);
    margin-right: 15px;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.how-it-works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.step-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.step-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.step-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.step-card h3 {
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.cta-section {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 50px;
    text-align: center;
}

.cta-section h2 {
    margin-bottom: 10px;
}

.cta-section p {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active {
    border-color: var(--primary);
}

.faq-item h3 {
    padding: 20px 25px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.1rem;
}

.faq-item h3 i {
    transition: transform 0.3s ease;
}

.faq-item.active h3 i {
    transform: rotate(45deg);
}

.faq-item p {
    padding: 0 25px 20px 60px;
    color: var(--text-secondary);
    display: none;
}

.faq-item.active p {
    display: block;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.contact-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 25px;
    text-align: center;
}

.contact-card i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.contact-card h3 {
    font-size: 1rem;
    margin-bottom: 10px;
}

.contact-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.contact-form {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form .btn {
    width: 100%;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
}

.legal-content h2 {
    font-size: 1.3rem;
    margin: 30px 0 15px;
    color: var(--primary);
}

.legal-content h2:first-child {
    margin-top: 0;
}

.legal-content p, .legal-content li {
    color: var(--text-secondary);
    line-height: 1.7;
}

.legal-content ul {
    padding-left: 25px;
    margin: 10px 0;
}

.legal-content li {
    margin-bottom: 8px;
}