/* 
 * Bali Travel Booking - Custom CSS Design System
 * Palette: Main White (#FFFFFF), Secondary/Accent Emerald Green (#10B981)
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary: #10b981;          /* Emerald Green Accent */
    --primary-dark: #059669;     /* Deep Emerald Green for hover */
    --primary-light: #ecfdf5;    /* Light Emerald background */
    --bg-main: #ffffff;          /* Main White background */
    --bg-sub: #f8fafc;           /* Light cool gray for panels */
    --text-main: #0f172a;        /* Slate 900 for dark readable text */
    --text-sub: #475569;         /* Slate 600 for body descriptions */
    --text-light: #94a3b8;       /* Slate 400 for secondary text */
    --border: #e2e8f0;           /* Slate 200 for borders */
    
    --success: #10b981;
    --warning: #f59e0b;          /* Amber for pending status */
    --info: #3b82f6;             /* Blue for ongoing */
    --danger: #ef4444;           /* Red for cancelled/sold out */
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-main);
    font-weight: 700;
}

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

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

/* Layout Containers */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 80px 0;
}

/* Section Header */
.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 50px auto;
}

.section-header h2 {
    font-size: 2.25rem;
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--primary);
    border-radius: 2px;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    cursor: pointer;
    border: none;
    outline: none;
    gap: 8px;
}

.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-main);
    border: 1px solid var(--border);
}

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

.btn-danger {
    background-color: var(--danger);
    color: #ffffff;
}

.btn-danger:hover {
    background-color: #dc2626;
}

.btn:disabled, .btn-disabled {
    background-color: #cbd5e1 !important;
    color: #94a3b8 !important;
    cursor: not-allowed;
    box-shadow: none !important;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 6px 12px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 9999px;
}

.badge-pending { background-color: #fef3c7; color: #d97706; }
.badge-accepted { background-color: #d1fae5; color: #059669; }
.badge-ongoing { background-color: #dbeafe; color: #2563eb; }
.badge-completed { background-color: #f1f5f9; color: #475569; }
.badge-cancelled { background-color: #fee2e2; color: #dc2626; }
.badge-default { background-color: #f1f5f9; color: #475569; }

/* Alerts */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success {
    background-color: #ecfdf5;
    color: #065f46;
    border-left: 4px solid var(--primary);
}

.alert-error {
    background-color: #fef2f2;
    color: #991b1b;
    border-left: 4px solid var(--danger);
}

/* Header & Navbar */
.header {
    background-color: var(--bg-main);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-sub);
}

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

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
}

/* Hero Section */
.hero {
    position: relative;
    height: calc(100vh - 80px);
    min-height: 500px;
    background: linear-gradient(rgba(15, 23, 42, 0.4), rgba(15, 23, 42, 0.55)), url('https://images.unsplash.com/photo-1537996194471-e657df975ab4?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
    display: flex;
    align-items: center;
    color: #ffffff;
}

.hero-content {
    max-width: 650px;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #ffffff;
    font-weight: 800;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 32px;
    color: rgba(255, 255, 255, 0.9);
}

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

.hero-buttons .btn-secondary {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.5);
}

.hero-buttons .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
}

/* Why Choose Us Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--bg-sub);
    padding: 36px 24px;
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px auto;
    font-size: 1.75rem;
}

.feature-card h3 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

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

/* Tour Packages Section */
.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.package-card {
    background-color: var(--bg-main);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
}

.package-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.package-image-container {
    position: relative;
    height: 220px;
    overflow: hidden;
}

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

.package-card:hover .package-image-container img {
    transform: scale(1.08);
}

.package-badge-soldout {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--danger);
    color: #ffffff;
    padding: 6px 14px;
    font-weight: 700;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
    z-index: 10;
    box-shadow: var(--shadow-sm);
}

.package-duration {
    position: absolute;
    bottom: 15px;
    left: 15px;
    background-color: rgba(15, 23, 42, 0.75);
    color: #ffffff;
    padding: 4px 12px;
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 6px;
}

.package-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.package-content h3 {
    font-size: 1.35rem;
    margin-bottom: 12px;
    line-height: 1.4;
}

.package-description {
    color: var(--text-sub);
    font-size: 0.9rem;
    margin-bottom: 20px;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.package-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.package-price-label {
    font-size: 0.8rem;
    color: var(--text-light);
    text-transform: uppercase;
}

.package-price {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--primary);
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background-color: var(--bg-sub);
    padding: 30px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    position: relative;
}

.testimonial-quote {
    color: var(--text-sub);
    font-style: italic;
    margin-bottom: 24px;
    font-size: 0.95rem;
}

.testimonial-user {
    display: flex;
    align-items: center;
    gap: 16px;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    background-color: var(--border);
}

.testimonial-info h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.testimonial-rating {
    color: #fbbf24;
    font-size: 0.85rem;
}

/* Detail Paket Halaman */
.detail-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin-top: 40px;
}

.detail-main {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.detail-gallery {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 15px;
}

.detail-gallery-main {
    height: 380px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
}

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

.detail-gallery-thumbs {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.detail-gallery-thumb {
    height: 182px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
}

.detail-gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.detail-card {
    background-color: var(--bg-main);
    border: 1px solid var(--border);
    padding: 30px;
    border-radius: var(--radius-md);
}

.detail-card h2 {
    margin-bottom: 20px;
    font-size: 1.5rem;
    border-bottom: 2px solid var(--bg-sub);
    padding-bottom: 10px;
}

.in-ex-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.in-ex-list {
    list-style: none;
}

.in-ex-list li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.include-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
    font-size: 1.1rem;
}

.exclude-list li::before {
    content: "×";
    position: absolute;
    left: 0;
    color: var(--danger);
    font-weight: bold;
    font-size: 1.3rem;
    top: -2px;
}

/* Sidebar Booking Form */
.sidebar-booking {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.booking-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
}

.form-control {
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.price-summary-box {
    background-color: var(--bg-sub);
    border-radius: var(--radius-sm);
    padding: 20px;
    border: 1px solid var(--border);
    margin-top: 10px;
}

.price-summary-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.price-summary-row.total {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
    font-weight: 800;
    font-size: 1.15rem;
    color: var(--primary);
}

/* Form Booking Detail Page / booking.php */
.booking-page-layout {
    max-width: 800px;
    margin: 40px auto;
}

.booking-summary-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
}

.booking-summary-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border);
}

.booking-summary-table td:first-child {
    font-weight: 600;
    width: 30%;
    color: var(--text-sub);
}

/* Success Page */
.success-card {
    max-width: 600px;
    margin: 80px auto;
    text-align: center;
    padding: 50px 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.success-icon {
    width: 80px;
    height: 80px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px auto;
    font-size: 2.5rem;
}

.booking-code-box {
    background-color: var(--bg-sub);
    border: 1px dashed var(--primary);
    padding: 15px;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    color: var(--primary-dark);
    margin: 20px 0;
    border-radius: var(--radius-sm);
}

/* Contact Page */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 20px;
}

.contact-info-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-info-icon {
    width: 44px;
    height: 44px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-info-content h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.contact-info-content p {
    color: var(--text-sub);
    font-size: 0.95rem;
}

/* Footer */
.footer {
    background-color: #0f172a;
    color: #cbd5e1;
    padding: 80px 0 30px 0;
    font-size: 0.9rem;
    border-top: 4px solid var(--primary);
}

.footer h3 {
    color: #ffffff;
    font-size: 1.2rem;
    margin-bottom: 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 50px;
    margin-bottom: 60px;
}

.footer-desc {
    margin-top: 15px;
    line-height: 1.7;
    color: #94a3b8;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 4px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-contact-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.footer-contact-item i {
    color: var(--primary);
    margin-top: 3px;
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 30px;
    text-align: center;
    color: #64748b;
}

/* --- ADMIN PANEL LAYOUT & VIEWS --- */
.admin-body {
    background-color: var(--bg-sub);
    min-height: 100vh;
}

.admin-wrapper {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Admin */
.admin-sidebar {
    width: 260px;
    background-color: #0f172a;
    color: #cbd5e1;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: var(--transition);
}

.admin-brand {
    height: 80px;
    display: flex;
    align-items: center;
    padding: 0 24px;
    border-bottom: 1px solid #1e293b;
    font-size: 1.25rem;
    font-weight: 800;
    color: #ffffff;
    gap: 8px;
}

.admin-brand span {
    color: var(--primary);
}

.admin-menu {
    list-style: none;
    padding: 24px 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex-grow: 1;
}

.admin-menu-item a {
    display: flex;
    align-items: center;
    padding: 12px 24px;
    color: #94a3b8;
    gap: 12px;
    font-weight: 500;
}

.admin-menu-item a:hover, .admin-menu-item.active a {
    color: #ffffff;
    background-color: #1e293b;
    border-left: 4px solid var(--primary);
}

.admin-logout {
    border-top: 1px solid #1e293b;
    padding: 16px 0;
}

/* Admin Main Content */
.admin-content {
    flex-grow: 1;
    overflow-y: auto;
}

.admin-topbar {
    height: 80px;
    background-color: #ffffff;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
}

.admin-main {
    padding: 40px;
}

.admin-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.admin-page-title h1 {
    font-size: 1.75rem;
    font-weight: 800;
}

.admin-page-title p {
    color: var(--text-sub);
    font-size: 0.9rem;
}

/* Statistics Grid */
.admin-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.stat-card {
    background-color: #ffffff;
    padding: 24px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stat-info h3 {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
}

.stat-info p {
    color: var(--text-sub);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.primary { background-color: var(--primary-light); color: var(--primary); }
.stat-icon.warning { background-color: #fef3c7; color: #d97706; }
.stat-icon.info { background-color: #dbeafe; color: #2563eb; }
.stat-icon.danger { background-color: #fee2e2; color: #dc2626; }

/* Admin Panels & Tables */
.admin-panel {
    background-color: #ffffff;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    padding: 24px;
    margin-bottom: 30px;
}

.admin-panel-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.admin-table th, .admin-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.admin-table th {
    background-color: var(--bg-sub);
    font-weight: 700;
    color: var(--text-sub);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.admin-table tr:last-child td {
    border-bottom: none;
}

.admin-table tr:hover td {
    background-color: var(--bg-sub);
}

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

/* Image Previews & Form Elements in Admin */
.image-preview-container {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 10px;
}

.image-preview-item {
    position: relative;
    width: 100px;
    height: 100px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border);
}

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

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
    list-style: none;
}

.pagination-item a, .pagination-item span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

.pagination-item.active span {
    background-color: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.pagination-item a:hover {
    background-color: var(--bg-sub);
    border-color: var(--primary);
}

/* Login Page Admin */
.login-body {
    background-color: var(--bg-sub);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.login-card {
    background-color: #ffffff;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    width: 100%;
    max-width: 420px;
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h2 {
    font-size: 1.75rem;
    margin-top: 10px;
}

/* Grid helper for details */
.booking-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
    .detail-layout, .contact-layout, .booking-details-grid {
        grid-template-columns: 1fr;
    }
    
    .sidebar-booking {
        position: static;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: var(--bg-main);
        width: 100%;
        height: calc(100vh - 80px);
        gap: 24px;
        padding: 40px 24px;
        transition: var(--transition);
        border-top: 1px solid var(--border);
        box-shadow: var(--shadow-md);
        align-items: flex-start;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
    
    .in-ex-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-wrapper {
        flex-direction: column;
    }
    
    .admin-sidebar {
        width: 100%;
        height: auto;
    }
    
    .admin-brand {
        height: 60px;
    }
    
    .admin-topbar {
        padding: 0 20px;
    }
    
    .admin-main {
        padding: 20px;
    }
    
    .detail-gallery {
        grid-template-columns: 1fr;
    }
    
    .detail-gallery-thumbs {
        flex-direction: row;
    }
    
    .detail-gallery-thumb {
        flex: 1;
        height: 120px;
    }
}