/* ============================================
   NomadNavigator - Premium Design System
   Minimal & Modern Aesthetic
   ============================================ */

/* ============================================
   CSS Custom Properties (Design Tokens)
   ============================================ */
:root {
    /* Colors - Sophisticated Palette */
    --color-white: #FFFFFF;
    --color-off-white: #FAFAFA;
    --color-light-gray: #F5F5F5;
    --color-medium-gray: #E0E0E0;
    --color-charcoal: #2B2B2B;
    --color-dark-charcoal: #1A1A1A;
    --color-gold: #D4AF37;
    --color-gold-light: #E8D4A0;
    --color-gold-dark: #C9A961;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    
    /* Spacing Scale */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    --space-4xl: 8rem;
    
    /* Typography Scale */
    --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: 2rem;
    --text-4xl: 2.5rem;
    --text-5xl: 3rem;
    --text-6xl: 4rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Layout */
    --container-max: 1280px;
    --nav-height: 80px;
}

/* ============================================
   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-weight: 400;
    line-height: 1.6;
    color: var(--color-charcoal);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-dark-charcoal);
}

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

button {
    font-family: var(--font-primary);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

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

/* ============================================
   Utility Classes
   ============================================ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.hidden {
    display: none !important;
}

.text-gold {
    color: var(--color-gold);
}

/* ============================================
   Navigation
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-medium-gray);
    z-index: 1000;
    transition: all var(--transition-base);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-dark-charcoal);
}

.logo-icon {
    color: var(--color-gold);
    font-size: var(--text-2xl);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-charcoal);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: transparent;
    padding: var(--space-xs);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-charcoal);
    transition: all var(--transition-base);
}

/* ============================================
   Buttons
   ============================================ */
.btn-primary,
.btn-secondary,
.btn-subscribe {
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: var(--text-sm);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    transition: all var(--transition-base);
}

.btn-primary,
.btn-subscribe {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover,
.btn-subscribe:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-charcoal);
    border: 2px solid var(--color-charcoal);
}

.btn-secondary:hover {
    background: var(--color-charcoal);
    color: var(--color-white);
}

/* ============================================
   Sections
   ============================================ */
.section {
    min-height: 100vh;
    padding-top: calc(var(--nav-height) + var(--space-3xl));
    padding-bottom: var(--space-4xl);
    display: none;
}

.section.active {
    display: block;
}

.section-title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-md);
    text-align: center;
}

.section-description {
    font-size: var(--text-lg);
    color: var(--color-charcoal);
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--space-3xl);
    opacity: 0.8;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    height: 60vh;
    min-height: 500px;
    background: linear-gradient(135deg, rgba(42, 42, 42, 0.7), rgba(26, 26, 26, 0.5)),
                url('hero_background_1768438256318.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4xl);
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.1));
}

.hero-content {
    text-align: center;
    color: var(--color-white);
    z-index: 1;
    padding: var(--space-lg);
}

.hero-title {
    font-size: var(--text-6xl);
    font-weight: 700;
    margin-bottom: var(--space-md);
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: var(--text-xl);
    font-weight: 300;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.2s backwards;
}

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

/* ============================================
   Digital Concierge
   ============================================ */
.concierge-intro {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.chat-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.chat-messages {
    padding: var(--space-xl);
    min-height: 400px;
    max-height: 600px;
    overflow-y: auto;
    background: var(--color-off-white);
}

.chat-message {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.chat-message.user {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
    flex-shrink: 0;
}

.chat-message.user .message-avatar {
    background: var(--color-charcoal);
}

.message-content {
    background: var(--color-white);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    max-width: 80%;
}

.message-content p {
    margin-bottom: var(--space-sm);
}

.message-content p:last-child {
    margin-bottom: 0;
}

.chat-input-container {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--color-white);
    border-top: 1px solid var(--color-medium-gray);
}

.chat-input {
    flex: 1;
    padding: var(--space-md);
    border: 2px solid var(--color-medium-gray);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-family: var(--font-primary);
    transition: all var(--transition-base);
}

.chat-input:focus {
    outline: none;
    border-color: var(--color-gold);
}

.chat-send {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-send:hover {
    transform: scale(1.05);
}

/* ============================================
   Search Dashboard
   ============================================ */
.dashboard-header {
    margin-bottom: var(--space-3xl);
}

.search-panel {
    background: var(--color-off-white);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-4xl);
}

.search-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

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

.field-label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-charcoal);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.field-input {
    padding: var(--space-md);
    border: 2px solid var(--color-medium-gray);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-family: var(--font-primary);
    background: var(--color-white);
    transition: all var(--transition-base);
}

.field-input:focus {
    outline: none;
    border-color: var(--color-gold);
}

.btn-generate {
    width: 100%;
    padding: var(--space-lg);
    font-size: var(--text-base);
    justify-content: center;
}

/* ============================================
   Destinations Showcase
   ============================================ */
.destinations-showcase {
    margin-bottom: var(--space-4xl);
}

.showcase-title {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-xl);
    text-align: center;
}

.destinations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.destination-card {
    position: relative;
    height: 400px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-slow);
}

.destination-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

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

.destination-card:hover .destination-image {
    transform: scale(1.1);
}

.destination-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-xl);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: var(--color-white);
}

.destination-name {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-xs);
}

.destination-description {
    font-size: var(--text-sm);
    opacity: 0.9;
}

/* ============================================
   Timeline (Itinerary Results)
   ============================================ */
.itinerary-results {
    margin-top: var(--space-4xl);
}

.results-title {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-2xl);
    text-align: center;
}

.timeline {
    max-width: 900px;
    margin: 0 auto var(--space-2xl);
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-gold);
}

.timeline-item {
    position: relative;
    padding-left: 80px;
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.5s ease;
}

.timeline-marker {
    position: absolute;
    left: 18px;
    top: 0;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-gold);
    border: 4px solid var(--color-white);
    box-shadow: var(--shadow-md);
}

.timeline-content {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.timeline-content:hover {
    box-shadow: var(--shadow-lg);
    transform: translateX(4px);
}

.timeline-day {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-xs);
}

.timeline-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-sm);
}

.timeline-description {
    color: var(--color-charcoal);
    opacity: 0.8;
    line-height: 1.7;
}

.btn-save {
    display: flex;
    margin: 0 auto;
}

/* ============================================
   Nomad Vault
   ============================================ */
.vault-header {
    margin-bottom: var(--space-3xl);
}

.vault-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-4xl);
}

.stat-card {
    text-align: center;
    padding: var(--space-2xl);
    background: var(--color-off-white);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: var(--text-5xl);
    font-weight: 700;
    color: var(--color-gold);
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--color-charcoal);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.vault-empty {
    text-align: center;
    padding: var(--space-4xl);
}

.empty-icon {
    font-size: var(--text-6xl);
    color: var(--color-gold);
    margin-bottom: var(--space-lg);
    opacity: 0.3;
}

.vault-empty h3 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-sm);
}

.vault-empty p {
    color: var(--color-charcoal);
    opacity: 0.7;
}

.vault-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.vault-item {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.vault-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.vault-item-header {
    padding: var(--space-lg);
    background: var(--color-off-white);
    border-bottom: 1px solid var(--color-medium-gray);
}

.vault-item-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-xs);
}

.vault-item-meta {
    font-size: var(--text-sm);
    color: var(--color-charcoal);
    opacity: 0.7;
}

.vault-item-content {
    padding: var(--space-lg);
}

/* ============================================
   Authority Blog
   ============================================ */
.blog-header {
    margin-bottom: var(--space-3xl);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.blog-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.blog-card.featured {
    grid-column: span 2;
}

.blog-image {
    width: 100%;
    height: 250px;
    background-size: cover;
    background-position: center;
    transition: all var(--transition-slow);
}

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

.blog-content {
    padding: var(--space-xl);
}

.blog-meta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.blog-category {
    color: var(--color-gold);
    font-weight: 600;
}

.blog-date {
    color: var(--color-charcoal);
    opacity: 0.6;
}

.blog-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

.blog-excerpt {
    color: var(--color-charcoal);
    opacity: 0.8;
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.blog-link {
    color: var(--color-gold);
    font-weight: 600;
    font-size: var(--text-sm);
    letter-spacing: 0.5px;
}

.blog-link:hover {
    color: var(--color-gold-dark);
}

/* ============================================
   Modal (Subscription)
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    max-width: 1000px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: var(--space-3xl);
    animation: modalSlideIn 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    width: 40px;
    height: 40px;
    background: transparent;
    font-size: var(--text-3xl);
    color: var(--color-charcoal);
    line-height: 1;
}

.modal-close:hover {
    color: var(--color-gold);
}

.modal-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.modal-header h2 {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-sm);
}

.modal-header p {
    font-size: var(--text-lg);
    color: var(--color-charcoal);
    opacity: 0.8;
}

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

.pricing-card {
    background: var(--color-off-white);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    position: relative;
    transition: all var(--transition-base);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-white);
}

.pricing-card.featured .pricing-header h3,
.pricing-card.featured .pricing-features li {
    color: var(--color-white);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-dark-charcoal);
    color: var(--color-white);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-md);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.pricing-header h3 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-md);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--space-xs);
}

.price-currency {
    font-size: var(--text-xl);
    opacity: 0.7;
}

.price-amount {
    font-size: var(--text-5xl);
    font-weight: 700;
}

.price-period {
    font-size: var(--text-base);
    opacity: 0.7;
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-xl);
}

.pricing-features li {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    color: var(--color-charcoal);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.btn-pricing {
    width: 100%;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: var(--color-white);
    color: var(--color-charcoal);
    border: 2px solid var(--color-charcoal);
}

.btn-pricing:hover {
    background: var(--color-charcoal);
    color: var(--color-white);
}

.btn-pricing.primary {
    background: var(--color-dark-charcoal);
    color: var(--color-white);
    border-color: var(--color-dark-charcoal);
}

.btn-pricing.primary:hover {
    background: var(--color-charcoal);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-dark-charcoal);
    color: var(--color-white);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--text-xl);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.footer-tagline {
    opacity: 0.7;
    line-height: 1.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.footer-column h4 {
    color: var(--color-white);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-md);
}

.footer-column a {
    display: block;
    padding: var(--space-xs) 0;
    opacity: 0.7;
    font-size: var(--text-sm);
}

.footer-column a:hover {
    opacity: 1;
    color: var(--color-gold);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: var(--text-sm);
    opacity: 0.6;
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal a:hover {
    opacity: 1;
    color: var(--color-gold);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    :root {
        --text-6xl: 2.5rem;
        --text-5xl: 2rem;
        --text-4xl: 1.75rem;
        --text-3xl: 1.5rem;
    }
    
    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: var(--space-xl);
        gap: var(--space-lg);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all var(--transition-base);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: var(--text-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--text-lg);
    }
    
    .search-grid {
        grid-template-columns: 1fr;
    }
    
    .destinations-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-card.featured {
        grid-column: span 1;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-tiers {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .timeline::before {
        left: 15px;
    }
    
    .timeline-item {
        padding-left: 50px;
    }
    
    .timeline-marker {
        left: 6px;
    }
    
    .vault-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .section {
        padding-top: calc(var(--nav-height) + var(--space-xl));
        padding-bottom: var(--space-2xl);
    }
    
    .hero {
        height: 50vh;
        min-height: 400px;
    }
    
    .modal-content {
        padding: var(--space-xl);
    }
}