/* ============================================
   HepBaby Main Stylesheet
   Modern, Clean, Conversion-Focused Design
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --color-primary: #e91e63;
    --color-primary-dark: #c2185b;
    --color-primary-light: #fce4ec;
    --color-secondary: #ff9800;
    --color-white: #ffffff;
    --color-black: #111111;
    --color-gray-50: #fafafa;
    --color-gray-100: #f5f5f5;
    --color-gray-200: #eeeeee;
    --color-gray-300: #e0e0e0;
    --color-gray-400: #bdbdbd;
    --color-gray-500: #9e9e9e;
    --color-gray-600: #757575;
    --color-gray-700: #616161;
    --color-gray-800: #424242;
    --color-gray-900: #212121;
    --color-success: #4caf50;
    --color-warning: #ff9800;
    --color-danger: #f44336;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --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);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: 0.2s ease;
    --max-width: 1200px;
}

/* --- Reset & Base --- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-800);
    background: var(--color-white);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-primary-dark); }

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-gray-900);
}
h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.25rem; }

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
}
.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}
.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}
.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}
.btn-outline:hover {
    background: var(--color-primary);
    color: #fff;
}
.btn-cta {
    background: linear-gradient(135deg, var(--color-secondary), #f57c00);
    color: #fff;
    border-color: transparent;
    font-size: 17px;
    padding: 14px 32px;
}
.btn-cta:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-full { width: 100%; justify-content: center; }
.btn-danger {
    background: var(--color-danger);
    color: #fff;
    border-color: var(--color-danger);
}
.btn-danger:hover { background: #d32f2f; border-color: #d32f2f; color: #fff; }

/* --- Header --- */
.site-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(255,255,255,0.95);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 800;
    color: var(--color-gray-900);
}
.logo:hover { color: var(--color-primary); }
.logo-icon { color: var(--color-primary); font-size: 26px; }

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 4px;
}
.main-nav a {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    color: var(--color-gray-700);
    font-weight: 500;
    font-size: 15px;
}
.main-nav a:hover,
.main-nav a.active {
    background: var(--color-primary-light);
    color: var(--color-primary);
}
.nav-trendyol {
    background: linear-gradient(135deg, #f57c00, #ff9800);
    color: #fff !important;
    font-weight: 600 !important;
}
.nav-trendyol:hover {
    background: linear-gradient(135deg, #e65100, #f57c00) !important;
    color: #fff !important;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}
.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-gray-800);
    margin: 5px 0;
    transition: var(--transition);
}

/* --- Hero --- */
.hero { padding: 60px 0; background: linear-gradient(135deg, var(--color-primary-light) 0%, #fff3e0 100%); }
.hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.hero h1 { font-size: 3rem; font-weight: 800; margin-bottom: 16px; line-height: 1.15; }
.hero h1 .highlight { color: var(--color-primary); }
.hero p { font-size: 18px; color: var(--color-gray-600); margin-bottom: 24px; max-width: 520px; }
.hero-buttons { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-stats { display: flex; gap: 24px; }
.stat { text-align: center; }
.stat strong { display: block; font-size: 24px; color: var(--color-primary); font-weight: 700; }
.stat span { font-size: 13px; color: var(--color-gray-500); }

.hero-image-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: var(--color-primary-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: var(--color-primary);
}

/* --- Page Header --- */
.page-header {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-gray-100));
    padding: 40px 0;
    text-align: center;
}
.page-header h1 { margin-bottom: 4px; }
.page-subtitle { color: var(--color-gray-600); font-size: 17px; }
.breadcrumb { margin-top: 8px; font-size: 14px; color: var(--color-gray-500); }
.breadcrumb a { color: var(--color-gray-500); }
.breadcrumb a:hover { color: var(--color-primary); }

/* --- Sections --- */
section { padding: 64px 0; }
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 12px;
}

/* --- Categories --- */
.categories { background: var(--color-white); }
.categories h2 { text-align: center; margin-bottom: 32px; }
.category-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.category-card {
    display: block;
    padding: 32px 24px;
    border-radius: var(--radius-md);
    background: var(--color-gray-50);
    border: 2px solid var(--color-gray-100);
    text-align: center;
    transition: var(--transition);
    color: inherit;
}
.category-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    color: inherit;
}
.category-icon {
    font-size: 36px;
    color: var(--color-primary);
    margin-bottom: 16px;
}
.category-card h3 { margin-bottom: 8px; }
.category-card p { font-size: 14px; color: var(--color-gray-600); }

/* --- Products --- */
.featured-products { background: var(--color-gray-50); }
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}
.product-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
    transition: var(--transition);
}
.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}
.product-image {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--color-gray-100);
}
.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}
.product-card:hover .product-image img { transform: scale(1.05); }
.badge-discount {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--color-secondary);
    color: #fff;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
}
.product-info { padding: 16px; }
.product-info h3 {
    font-size: 14px;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.product-price { margin-bottom: 12px; }
.old-price { font-size: 13px; color: var(--color-gray-400); text-decoration: line-through; margin-right: 8px; }
.current-price { font-size: 18px; font-weight: 700; color: var(--color-primary); }

/* --- Trendyol CTA --- */
.trendyol-cta {
    background: linear-gradient(135deg, #ff9800, #f57c00);
    color: #fff;
    text-align: center;
    padding: 64px 0;
}
.trendyol-cta h2 { color: #fff; margin-bottom: 12px; }
.trendyol-cta p { font-size: 17px; opacity: 0.9; margin-bottom: 24px; max-width: 600px; margin-left: auto; margin-right: auto; }
.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,255,255,0.2);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}

/* --- Blog Grid --- */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 24px; }
.blog-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
    transition: var(--transition);
}
.blog-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.blog-card-image { aspect-ratio: 16/10; overflow: hidden; background: var(--color-gray-100); }
.blog-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.blog-card:hover .blog-card-image img { transform: scale(1.05); }
.blog-card-content { padding: 20px; }
.blog-card-content time {
    font-size: 13px;
    color: var(--color-gray-500);
    display: block;
    margin-bottom: 8px;
}
.blog-card-content h3 { font-size: 18px; margin-bottom: 8px; }
.blog-card-content h3 a { color: var(--color-gray-900); }
.blog-card-content h3 a:hover { color: var(--color-primary); }
.blog-card-content p { font-size: 14px; color: var(--color-gray-600); margin-bottom: 12px; }
.read-more { font-size: 14px; font-weight: 600; color: var(--color-primary); }
.read-more:hover { color: var(--color-primary-dark); }

/* --- Blog Detail --- */
.blog-detail { padding: 32px 0 64px; }
.blog-detail-layout { display: grid; grid-template-columns: 1fr 300px; gap: 40px; }
.blog-detail-header { margin-bottom: 24px; }
.blog-detail-header h1 { font-size: 2rem; }
.blog-meta { margin-top: 12px; font-size: 14px; color: var(--color-gray-500); }
.blog-detail-image {
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 24px;
}
.blog-detail-image img { width: 100%; }
.blog-detail-content {
    font-size: 17px;
    line-height: 1.8;
    margin-bottom: 32px;
}
.blog-detail-content p { margin-bottom: 16px; }

.blog-cta {
    background: linear-gradient(135deg, var(--color-primary-light), #fff3e0);
    border-radius: var(--radius-md);
    padding: 32px;
    text-align: center;
    margin: 32px 0;
    border: 2px solid var(--color-primary);
}
.blog-cta h3 { margin-bottom: 8px; }
.blog-cta p { color: var(--color-gray-600); margin-bottom: 16px; }

.share-buttons {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 0;
    border-top: 1px solid var(--color-gray-200);
}
.share-buttons span { font-weight: 600; font-size: 14px; color: var(--color-gray-600); }
.share-buttons a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-700);
    font-size: 16px;
    transition: var(--transition);
}
.share-buttons a:hover { background: var(--color-primary); color: #fff; }

.blog-detail-sidebar h3 { margin-bottom: 16px; font-size: 18px; }
.sidebar-post {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-gray-200);
}
.sidebar-post:last-child { border-bottom: none; }
.sidebar-post-image {
    width: 80px;
    height: 60px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--color-gray-100);
}
.sidebar-post-image img { width: 100%; height: 100%; object-fit: cover; }
.sidebar-post-content h4 { font-size: 14px; margin-bottom: 4px; }
.sidebar-post-content h4 a { color: var(--color-gray-900); }
.sidebar-post-content h4 a:hover { color: var(--color-primary); }
.sidebar-post-content time { font-size: 12px; color: var(--color-gray-500); }

/* --- Why Us --- */
.why-us { background: var(--color-white); }
.why-us h2 { text-align: center; margin-bottom: 32px; }
.why-us-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.why-us-card { text-align: center; padding: 24px; }
.why-us-card i { font-size: 36px; color: var(--color-primary); margin-bottom: 16px; }
.why-us-card h3 { margin-bottom: 8px; }
.why-us-card p { font-size: 14px; color: var(--color-gray-600); }

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}
.empty-state i { font-size: 48px; color: var(--color-gray-300); margin-bottom: 16px; }
.empty-state h3 { margin-bottom: 8px; }
.empty-state p { color: var(--color-gray-500); margin-bottom: 16px; }

/* --- Pagination --- */
.pagination {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-top: 40px;
}
.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
}
.page-link:hover { background: var(--color-primary-light); color: var(--color-primary); }
.page-link.active { background: var(--color-primary); color: #fff; }

/* --- Products Toolbar --- */
.products-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}
.toolbar-left { display: flex; align-items: center; gap: 12px; }
.result-count { font-size: 14px; color: var(--color-gray-500); }
.sort-select {
    padding: 8px 16px;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    font-size: 14px;
    background: #fff;
    cursor: pointer;
    font-family: var(--font-family);
}

/* --- Footer --- */
.site-footer {
    background: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: 48px 0 24px;
}
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px; margin-bottom: 32px; }
.footer-col h4 { color: #fff; margin-bottom: 16px; font-size: 16px; }
.footer-col p { font-size: 14px; line-height: 1.6; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { font-size: 14px; color: var(--color-gray-400); }
.footer-col ul li a:hover { color: #fff; }
.footer-social { display: flex; gap: 12px; margin-top: 12px; }
.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
    font-size: 16px;
}
.footer-social a:hover { background: var(--color-primary); color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 16px; display: flex; justify-content: space-between; font-size: 13px; flex-wrap: wrap; gap: 8px; }
.footer-bottom a { color: var(--color-gray-400); }

/* ============================================
   ADMIN STYLES
   ============================================ */
.admin-login-page {
    background: linear-gradient(135deg, var(--color-primary-light), #fff3e0);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.admin-login-container { width: 100%; max-width: 400px; padding: 20px; }
.admin-login-box {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-lg);
}
.admin-login-header { text-align: center; margin-bottom: 32px; }
.admin-login-logo { font-size: 24px; font-weight: 800; color: var(--color-gray-900); display: block; margin-bottom: 16px; }
.admin-login-header h1 { font-size: 22px; color: var(--color-gray-600); font-weight: 500; }
.admin-login-form .form-group { margin-bottom: 16px; }
.admin-login-form label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 14px; }
.admin-login-form input {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-family: var(--font-family);
}
.admin-login-form input:focus { outline: none; border-color: var(--color-primary); }
.admin-login-footer { text-align: center; margin-top: 16px; font-size: 14px; }

/* Admin Layout */
.admin-body { background: var(--color-gray-50); }
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
    width: 260px;
    background: var(--color-gray-900);
    color: #fff;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}
.admin-sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.admin-logo { font-size: 20px; font-weight: 800; color: #fff; }
.admin-logo:hover { color: var(--color-primary); }
.admin-badge {
    background: var(--color-primary);
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}
.admin-nav { flex: 1; padding: 16px 0; }
.admin-nav ul { list-style: none; }
.admin-nav li { margin-bottom: 2px; }
.admin-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    color: var(--color-gray-400);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}
.admin-nav a:hover { color: #fff; background: rgba(255,255,255,0.05); }
.admin-nav a.active { color: #fff; background: var(--color-primary); }
.admin-nav a i { width: 18px; text-align: center; }
.nav-divider { border-top: 1px solid rgba(255,255,255,0.1); margin: 8px 0; }
.nav-danger { color: var(--color-danger) !important; }
.nav-danger:hover { background: rgba(244,67,54,0.15) !important; }

.admin-main { flex: 1; display: flex; flex-direction: column; }
.admin-topbar {
    background: #fff;
    padding: 16px 24px;
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.admin-topbar h2 { font-size: 20px; }
.admin-topbar-right { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--color-gray-600); }
.admin-content { padding: 24px; flex: 1; }

/* Stats Grid */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
    background: #fff;
    padding: 20px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    gap: 16px;
}
.stat-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: var(--color-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--color-primary);
    flex-shrink: 0;
}
.stat-card-value { font-size: 24px; font-weight: 700; display: block; color: var(--color-gray-900); }
.stat-card-label { font-size: 13px; color: var(--color-gray-500); }

.admin-quick-actions { display: flex; gap: 12px; margin-bottom: 24px; flex-wrap: wrap; }

/* Admin Card */
.admin-card {
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-200);
    padding: 24px;
}
.admin-card h3 { margin-bottom: 8px; }
.admin-card p { font-size: 14px; color: var(--color-gray-600); margin-bottom: 16px; }

/* Admin Table */
.admin-table-section { background: #fff; border-radius: var(--radius-md); border: 1px solid var(--color-gray-200); overflow: hidden; }
.admin-table-section h3 { padding: 16px 20px; border-bottom: 1px solid var(--color-gray-200); font-size: 16px; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.admin-table th {
    text-align: left;
    padding: 12px 20px;
    background: var(--color-gray-50);
    font-weight: 600;
    color: var(--color-gray-700);
    border-bottom: 1px solid var(--color-gray-200);
}
.admin-table td {
    padding: 12px 20px;
    border-bottom: 1px solid var(--color-gray-100);
    vertical-align: middle;
}
.admin-table tr:last-child td { border-bottom: none; }
.table-title { font-weight: 600; max-width: 300px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.table-actions { display: flex; gap: 6px; }
.status-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}
.status-published { background: #e8f5e9; color: #2e7d32; }
.status-draft { background: #fff3e0; color: #e65100; }

/* Admin Form */
.admin-form { max-width: 800px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 14px; color: var(--color-gray-800); }
.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="file"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-family: var(--font-family);
    transition: var(--transition);
    background: #fff;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-hint { margin-top: 6px; font-size: 13px; color: var(--color-gray-500); }
.form-fieldset {
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 16px;
}
.form-fieldset legend { padding: 0 10px; font-weight: 700; font-size: 14px; color: var(--color-primary); }
.form-actions { display: flex; gap: 12px; margin-top: 24px; }
.sync-form { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; }

/* Alerts */
.alert { padding: 14px 18px; border-radius: var(--radius-sm); margin-bottom: 16px; font-size: 14px; }
.alert-success { background: #e8f5e9; color: #2e7d32; border: 1px solid #a5d6a7; }
.alert-error { background: #fce4ec; color: #c62828; border: 1px solid #ef9a9a; }
.alert-warning { background: #fff3e0; color: #e65100; border: 1px solid #ffe0b2; }
.alert ul { margin: 4px 0 0 20px; }
.text-success { color: var(--color-success); }
.text-muted { color: var(--color-gray-400); }
.text-center { text-align: center; }
code { background: var(--color-gray-100); padding: 2px 6px; border-radius: 4px; font-size: 13px; }

/* --- Responsive --- */
@media (max-width: 1024px) {
    .blog-detail-layout { grid-template-columns: 1fr; }
    .blog-detail-sidebar { order: -1; }
}

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    
    .hero .container { grid-template-columns: 1fr; text-align: center; }
    .hero h1 { font-size: 2.2rem; }
    .hero p { margin-left: auto; margin-right: auto; }
    .hero-buttons { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-image { order: -1; }
    .hero-image-placeholder { max-width: 280px; margin: 0 auto; aspect-ratio: 1; font-size: 60px; }

    .mobile-menu-toggle { display: block; }
    .main-nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--color-gray-200); padding: 12px 20px; box-shadow: var(--shadow-md); }
    .main-nav.active { display: block; }
    .main-nav ul { flex-direction: column; }
    .main-nav a { display: block; padding: 10px 16px; }

    .blog-grid { grid-template-columns: 1fr; }
    .product-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }

    .admin-layout { flex-direction: column; }
    .admin-sidebar { width: 100%; }
    .admin-nav { display: flex; overflow-x: auto; padding: 8px; }
    .admin-nav ul { display: flex; gap: 4px; }
    .admin-nav li { margin-bottom: 0; }
    .admin-nav a { padding: 8px 12px; font-size: 13px; white-space: nowrap; border-radius: var(--radius-sm); }
    .nav-divider { display: none; }
    .admin-sidebar-header { padding: 12px 16px; }
    .admin-topbar { padding: 12px 16px; }
    .admin-content { padding: 16px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    section { padding: 40px 0; }
    .hero { padding: 32px 0; }
    .hero h1 { font-size: 1.8rem; }
    .blog-grid { grid-template-columns: 1fr; }
    .product-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .stats-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .products-toolbar { flex-direction: column; align-items: flex-start; }
}