/* ===== CSS VARIABLES ===== */
:root {
    /* Colors */
    --primary-color: #1e40af;
    --primary-dark: #1e3a8a;
    --primary-light: #3b82f6;
    --secondary-color: #f59e0b;
    --secondary-dark: #d97706;
    --accent-color: #10b981;
    --accent-dark: #059669;
    
    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Typography */
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-secondary: Georgia, 'Times New Roman', serif;
    
    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Layout */
    --container-max-width: 1200px;
    --header-height: 80px;
    --sidebar-width: 300px;
}

/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

img {
    max-width: 95%;
    height: auto;
    display: block;
}

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

a:hover {
    color: var(--primary-dark);
}

a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    transition: all var(--transition-fast);
}

button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    transition: border-color var(--transition-fast);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* ===== UTILITY CLASSES ===== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== BUTTONS ===== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    background-color: var(--primary-color);
    color: var(--white);
    font-weight: 600;
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    background-color: var(--white);
    color: var(--primary-color);
    font-weight: 600;
    border: 2px solid var(--primary-color);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-1px);
}

/* ===== ADSENSE CONTAINERS ===== */
.ad-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: var(--space-8) 0;
    padding: var(--space-4);
    background-color: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    min-height: 100px;
}

.ad-header {
    margin: 0 0 var(--space-4) 0;
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
}

.ad-sticky-anchor {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    margin: 0;
    border-radius: 0;
    border-left: none;
    border-right: none;
    border-bottom: none;
    background-color: var(--white);
    box-shadow: var(--shadow-lg);
}

.ad-in-content {
    margin: var(--space-12) 0;
}

.ad-between-cards {
    grid-column: 1 / -1;
    margin: var(--space-8) 0;
}

.ad-sidebar {
    margin: 0 0 var(--space-8) 0;
    position: sticky;
    top: calc(var(--header-height) + var(--space-4));
}

.ad-footer {
    margin: var(--space-8) 0 0 0;
    background-color: var(--gray-100);
}

/* ===== HEADER ===== */
.header-sticky {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    height: var(--header-height);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo img {
    height: auto;
    width: auto;
}

/* ===== NAVIGATION ===== */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--space-6);
    margin: 0;
}

.nav-link {
    font-weight: 500;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-2);
}

.hamburger-line {
    width: 24px;
    height: 3px;
    background-color: var(--gray-700);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

/* ===== BREADCRUMBS ===== */
.breadcrumbs {
    background-color: var(--gray-50);
    padding: var(--space-4) 0;
    margin-top: var(--header-height);
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    gap: var(--space-2);
    align-items: center;
}

.breadcrumb-list li:not(:last-child)::after {
    content: '>';
    margin-left: var(--space-2);
    color: var(--gray-400);
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: var(--space-20) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: var(--text-5xl);
    font-weight: 700;
    margin-bottom: var(--space-6);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: var(--text-xl);
    margin-bottom: var(--space-12);
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== SEARCH FORM ===== */
.search-form-container {
    background-color: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-xl);
    max-width: 900px;
    margin: 0 auto;
}

.flight-search-form {
    color: var(--gray-800);
}

.search-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-4);
    align-items: end;
}

.search-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.search-field label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: var(--text-sm);
}

.search-btn {
    background-color: var(--secondary-color);
    color: var(--white);
    font-weight: 600;
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.search-btn:hover {
    background-color: var(--secondary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ===== SECTIONS ===== */
.destinations-section,
.offers-section {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-header h2 {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.section-cta {
    text-align: center;
    margin-top: var(--space-12);
}

/* ===== GRIDS ===== */
.destinations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

.offers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

/* ===== CARDS ===== */
.destination-card,
.offer-card {
    background-color: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.destination-card:hover,
.offer-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

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

.card-overlay {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
}

.price-tag {
    background-color: var(--accent-color);
    color: var(--white);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--text-sm);
}

.card-content {
    padding: var(--space-6);
}

.card-title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
}

.card-description {
    color: var(--gray-600);
    margin-bottom: var(--space-4);
    line-height: 1.6;
}

.card-link {
    font-weight: 600;
    color: var(--primary-color);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.card-link::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.card-link:hover::after {
    transform: translateX(4px);
}

/* ===== OFFER CARDS ===== */
.offer-card {
    position: relative;
    padding: var(--space-6);
    background: linear-gradient(135deg, var(--white) 0%, var(--gray-50) 100%);
}

.offer-card.featured {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.offer-badge {
    position: absolute;
    top: -10px;
    left: var(--space-6);
    background-color: var(--secondary-color);
    color: var(--white);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 600;
}

.offer-title {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-3);
}

.offer-description {
    margin-bottom: var(--space-4);
    opacity: 0.9;
}

.offer-price {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.old-price {
    text-decoration: line-through;
    color: var(--gray-500);
    font-size: var(--text-sm);
}

.new-price {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--accent-color);
}

.offer-card.featured .new-price {
    color: var(--white);
}

.discount {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-md);
    font-size: var(--text-xs);
    font-weight: 600;
}

/* ===== SIDEBAR ===== */
.sidebar {
    width: var(--sidebar-width);
    position: fixed;
    top: var(--header-height);
    right: 0;
    height: calc(100vh - var(--header-height));
    background-color: var(--gray-50);
    border-left: 1px solid var(--gray-200);
    padding: var(--space-6);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
}

.sidebar.active {
    transform: translateX(0);
}

.sidebar-widget {
    margin-bottom: var(--space-8);
    background-color: var(--white);
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.widget-title {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
}

.quick-links {
    list-style: none;
}

.quick-links li {
    margin-bottom: var(--space-2);
}

.quick-links a {
    display: block;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.quick-links a:hover {
    background-color: var(--gray-100);
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.newsletter-form input {
    flex: 1;
}

.newsletter-form button {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-weight: 600;
}

.newsletter-form button:hover {
    background-color: var(--primary-dark);
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--gray-900);
    color: var(--white);
    padding: var(--space-16) 0 var(--space-8) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

.footer-title {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: var(--white);
}

.footer-description {
    color: var(--gray-300);
    margin-bottom: var(--space-6);
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: var(--space-4);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--gray-800);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
}

.social-icon {
    font-size: var(--text-lg);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-2);
}

.footer-links a {
    color: var(--gray-300);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--gray-700);
    color: var(--gray-400);
}

.footer-bottom p {
    margin-bottom: var(--space-2);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}



/* ===== ENHANCED PACKAGE CARDS ===== */
.package-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
}

.package-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.package-card.featured {
    border: 2px solid var(--primary-color);
    position: relative;
}

.package-card.featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    z-index: 1;
}

.package-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.package-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.package-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--primary-color);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 2;
}

.package-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
    padding: 12px;
}

.package-card:hover .package-overlay {
    opacity: 1;
}

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

.action-btn {
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.action-btn:hover {
    background: var(--white);
    transform: scale(1.1);
}

.action-btn.favorited {
    background: var(--primary-color);
    color: var(--white);
}

.package-content {
    padding: 20px;
}

.package-header {
    margin-bottom: 12px;
}

.package-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 8px;
    line-height: 1.3;
}

.package-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.stars {
    color: #ffc107;
    font-size: 0.9rem;
}

.rating-text {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.package-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 16px;
    padding: 12px;
    background: var(--gray-50);
    border-radius: 8px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
}

.detail-icon {
    font-size: 1rem;
}

.detail-text {
    color: var(--gray-600);
}

.package-description {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 16px;
}

.package-highlights {
    margin-bottom: 16px;
}

.package-highlights h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.highlights-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
}

.highlights-list li {
    font-size: 0.85rem;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: 6px;
}

.package-itinerary {
    margin-bottom: 16px;
}

.package-itinerary h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.itinerary-days {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.day-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px;
    background: var(--gray-50);
    border-radius: 6px;
}

.day-number {
    background: var(--primary-color);
    color: var(--white);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    min-width: 50px;
    text-align: center;
}

.day-activity {
    font-size: 0.85rem;
    color: var(--gray-600);
}

.package-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
}

.price-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.price-label {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.price-current {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price-original {
    font-size: 1rem;
    color: var(--gray-500);
    text-decoration: line-through;
    margin-left: 8px;
}

.price-note {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.package-buttons {
    display: flex;
    gap: 8px;
}

/* ===== ENHANCED DESTINATION CARDS ===== */
.destination-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
}

.destination-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.destination-card.featured {
    border: 2px solid var(--primary-color);
}

.card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--primary-color);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
    padding: 12px;
}

.destination-card:hover .card-overlay {
    opacity: 1;
}

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

.card-content {
    padding: 20px;
}

.card-header {
    margin-bottom: 12px;
}

.card-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 8px;
    line-height: 1.3;
}

.card-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.card-description {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 16px;
}

.card-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.highlight {
    background: var(--gray-100);
    color: var(--primary-color);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.card-info {
    margin-bottom: 16px;
}

.info-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 6px;
    font-size: 0.85rem;
}

.info-label {
    color: var(--gray-500);
    font-weight: 500;
}

.info-value {
    color: var(--gray-800);
    font-weight: 600;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
}

/* ===== ENHANCED AIRLINE CARDS ===== */
.airline-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
}

.airline-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.airline-card.featured {
    border: 2px solid var(--primary-color);
}

.airline-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    border-bottom: 1px solid var(--gray-200);
}

.airline-logo {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

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

.airline-info {
    flex: 1;
}

.airline-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.airline-badges {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-premium {
    background: #ffd700;
    color: #8b6914;
}

.badge-oneworld {
    background: #e3f2fd;
    color: #1976d2;
}

.badge-star {
    background: #f3e5f5;
    color: #7b1fa2;
}

.badge-lowcost {
    background: #e8f5e8;
    color: #2e7d32;
}

.badge-skyteam {
    background: #fff3e0;
    color: #f57c00;
}

.airline-content {
    padding: 20px;
}

.airline-description {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 20px;
}

.airline-details {
    display: grid;
    gap: 16px;
    margin-bottom: 20px;
}

.detail-section h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.destinations-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.destination {
    background: var(--gray-100);
    color: var(--primary-color);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.services-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
}

.services-list li {
    font-size: 0.85rem;
    color: var(--gray-600);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.contact-info p {
    margin: 0;
    font-size: 0.85rem;
}

.contact-info a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-info a:hover {
    text-decoration: underline;
}

.airline-actions {
    display: flex;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
}

/* ===== ENHANCED AGENCY CARDS ===== */
.agency-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
}

.agency-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.agency-card.featured {
    border: 2px solid var(--primary-color);
}

.agency-header {
    position: relative;
    height: 120px;
    overflow: hidden;
}

.agency-logo {
    width: 100%;
    height: 100%;
}

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

.agency-badges {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    gap: 6px;
}

.badge-verified {
    background: #4caf50;
    color: var(--white);
}

.badge-eco {
    background: #8bc34a;
    color: var(--white);
}

.badge-adventure {
    background: #ff9800;
    color: var(--white);
}

.badge-cultural {
    background: #9c27b0;
    color: var(--white);
}

.badge-specialist {
    background: #607d8b;
    color: var(--white);
}

.badge-business {
    background: #795548;
    color: var(--white);
}

.agency-content {
    padding: 20px;
}

.agency-info {
    margin-bottom: 12px;
}

.agency-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.agency-location {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.agency-description {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 16px;
}

.agency-specialties {
    margin-bottom: 16px;
}

.agency-specialties h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.specialties-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.specialty {
    background: var(--gray-100);
    color: var(--primary-color);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.agency-services {
    margin-bottom: 16px;
}

.agency-services h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.agency-contact {
    margin-bottom: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
    font-size: 0.85rem;
}

.contact-icon {
    font-size: 1rem;
}

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

.agency-actions {
    display: flex;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
}

/* ===== ENHANCED ARTICLE CARDS ===== */
.article-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.article-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.article-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
    padding: 12px;
}

.article-card:hover .article-overlay {
    opacity: 1;
}

.article-content {
    padding: 20px;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 0.8rem;
    color: var(--gray-500);
}

.article-category {
    background: var(--primary-color);
    color: var(--white);
    padding: 4px 8px;
    border-radius: 12px;
    font-weight: 600;
}

.article-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 12px;
    line-height: 1.3;
}

.article-excerpt {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 16px;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}

.tag {
    background: var(--gray-100);
    color: var(--gray-600);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
}

.article-stats {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--gray-500);
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
}

.read-more:hover {
    text-decoration: underline;
}

/* ===== FEATURED ARTICLE ===== */
.article-featured {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

.article-featured .article-image {
    height: 400px;
}

.article-featured .article-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.article-featured .article-title {
    font-size: 1.8rem;
    margin-bottom: 16px;
}

.article-featured .article-excerpt {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.article-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
}

.article-social {
    display: flex;
    gap: 8px;
}

.social-btn {
    background: var(--gray-100);
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.social-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

/* ===== ENHANCED SEARCH AND FILTERS ===== */
.package-search,
.destination-search,
.agencies-search,
.blog-search {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.search-form {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.search-input,
.search-select {
    flex: 1;
    min-width: 200px;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--white);
}

.search-input:focus,
.search-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.search-btn {
    padding: 12px 24px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.search-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.filter-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 8px 16px;
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: 20px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--gray-600);
}

.filter-tab:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

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

/* ===== ENHANCED COMPARISON TABLES ===== */
.comparison-table-container {
    overflow-x: auto;
    margin: 24px 0;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    min-width: 800px;
}

.comparison-table th {
    background: var(--gray-50);
    padding: 16px 12px;
    text-align: left;
    font-weight: 600;
    color: var(--gray-800);
    border-bottom: 2px solid var(--gray-200);
    font-size: 0.9rem;
}

.comparison-table td {
    padding: 16px 12px;
    border-bottom: 1px solid var(--gray-200);
    font-size: 0.85rem;
    color: var(--gray-600);
}

.comparison-table tr:hover {
    background: var(--gray-50);
}

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

/* ===== ENHANCED TIPS AND BENEFITS ===== */
.tips-grid,
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.tip-card,
.benefit-card {
    background: var(--white);
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--gray-200);
    text-align: center;
    transition: all 0.3s ease;
}

.tip-card:hover,
.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.tip-icon,
.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    display: block;
}

.tip-title,
.benefit-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 12px;
}

.tip-description,
.benefit-description {
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===== ENHANCED CATEGORIES ===== */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.category-card {
    background: var(--white);
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--gray-200);
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.category-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    display: block;
}

.category-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.category-description {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 12px;
}

.category-count {
    background: var(--primary-color);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* ===== ENHANCED TESTIMONIALS ===== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.testimonial-card {
    background: var(--white);
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.testimonial-content {
    margin-bottom: 20px;
}

.testimonial-text {
    color: var(--gray-600);
    line-height: 1.6;
    font-style: italic;
    font-size: 1.1rem;
}

.testimonial-author {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.author-name {
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 4px;
}

.author-location {
    color: var(--gray-500);
    font-size: 0.9rem;
}

.testimonial-rating {
    color: #ffc107;
    font-size: 1.1rem;
}

/* ===== ENHANCED SIDEBAR ===== */
.sidebar-widget {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    margin-bottom: 24px;
}

.widget-title {
    background: var(--gray-50);
    padding: 16px 20px;
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-800);
    border-bottom: 1px solid var(--gray-200);
}

.sidebar-widget .widget-content {
    padding: 20px;
}

/* Popular items styling */
.popular-destinations,
.popular-articles,
.popular-packages {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 20px;
}

.popular-item,
.popular-article,
.package-item {
    display: flex;
    gap: 12px;
    padding: 12px;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.popular-item:hover,
.popular-article:hover,
.package-item:hover {
    background: var(--gray-50);
    transform: translateX(4px);
}

.popular-image,
.package-image {
    width: 60px;
    height: 60px;
    border-radius: 6px;
    object-fit: cover;
    flex-shrink: 0;
}

.popular-info,
.package-info {
    flex: 1;
}

.popular-info h4,
.package-info h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 4px;
    line-height: 1.3;
}

.popular-price,
.package-price {
    font-size: 0.8rem;
    color: var(--primary-color);
    font-weight: 600;
}

.popular-views {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.package-duration {
    font-size: 0.8rem;
    color: var(--gray-500);
    display: block;
    margin-bottom: 2px;
}

/* ===== ENHANCED EXTERNAL LINK SECTION ===== */
.external-link-section {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    padding: 60px 0;
    margin: 60px 0;
}

.external-link-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
}

.external-link-content {
    padding: 40px;
}

.external-link-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 16px;
}

.external-link-description {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 24px;
    font-size: 1.1rem;
}

.external-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: var(--primary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.external-link-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(30, 64, 175, 0.3);
}

.external-link-image {
    height: 300px;
    overflow: hidden;
}

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

/* ===== ENHANCED FORMS ===== */
.contact-form,
.newsletter-form,
.package-finder,
.quick-quote,
.travel-calculator {
    background: var(--white);
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--gray-200);
}

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

.form-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-field label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.9rem;
}

.form-field input,
.form-field select,
.form-field textarea {
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--white);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.checkbox-field {
    flex-direction: row;
    align-items: center;
    gap: 12px;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.checkbox-label {
    font-size: 0.9rem;
    color: var(--gray-600);
}

.submit-btn,
.newsletter-btn,
.finder-btn,
.quote-btn,
.calc-btn {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.submit-btn:hover,
.newsletter-btn:hover,
.finder-btn:hover,
.quote-btn:hover,
.calc-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.submit-btn:disabled {
    background: var(--gray-400);
    cursor: not-allowed;
    transform: none;
}

/* ===== ENHANCED RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .article-featured {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .article-featured .article-image {
        height: 250px;
    }
    
    .article-featured .article-content {
        padding: 24px;
    }
    
    .external-link-card {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .external-link-image {
        height: 200px;
        order: -1;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .search-form {
        flex-direction: column;
    }
    
    .search-input,
    .search-select {
        min-width: auto;
    }
    
    .package-details {
        grid-template-columns: 1fr;
    }
    
    .highlights-list {
        grid-template-columns: 1fr;
    }
    
    .services-list {
        grid-template-columns: 1fr;
    }
    
    .tips-grid,
    .benefits-grid,
    .categories-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .airline-header {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }
    
    .airline-logo {
        width: 60px;
        height: 60px;
    }
    
    .package-buttons,
    .airline-actions,
    .agency-actions {
        flex-direction: column;
    }
    
    .package-footer,
    .card-footer {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }
}

/* ===== ENHANCED ANIMATIONS ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

/* ===== ENHANCED LOADING STATES ===== */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--gray-300);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ===== ENHANCED NOTIFICATION SYSTEM ===== */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 16px 20px;
    border-radius: 8px;
    color: var(--white);
    font-weight: 600;
    z-index: 10000;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    background: var(--accent-color);
}

.notification.error {
    background: #ef4444;
}

.notification.info {
    background: var(--primary-color);
}

.notification.warning {
    background: var(--secondary-color);
}

/* ===== ENHANCED ACCESSIBILITY ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.focus-visible:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ===== ENHANCED PRINT STYLES ===== */
@media print {
    .header-sticky,
    .sidebar,
    .footer,
    .ad-container,
    .package-actions,
    .card-actions,
    .article-actions,
    .social-btn,
    .action-btn {
        display: none !important;
    }
    
    .package-card,
    .destination-card,
    .airline-card,
    .agency-card,
    .article-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
    
    .main-content {
        margin: 0;
        padding: 0;
    }
}


/* ===== LOGO CON TEXTO SEO ===== */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.logo a:hover {
    transform: scale(1.05);
}

.logo img {
    transition: all 0.3s ease;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-primary);
    letter-spacing: -0.5px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Responsive logo */
@media (max-width: 768px) {
    .logo-text {
        font-size: 1.2rem;
    }
    
    .logo img {
        width: 120px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .logo {
        gap: 8px;
    }
    
    .logo-text {
        font-size: 1rem;
    }
    
    .logo img {
        width: 100px;
        height: 33px;
    }
}

/* Logo en modo sticky header */
.header-sticky.scrolled .logo-text {
    font-size: 1.2rem;
}

.header-sticky.scrolled .logo img {
    width: 120px;
    height: 40px;
}