/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #667eea;
    --primary-dark: #5568d3;
    --secondary: #764ba2;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #17a2b8;
    --light: #f8f9fa;
    --dark: #343a40;
    --white: #ffffff;
    --gray: #6c757d;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f7fa;
}

html {
    scroll-behavior: smooth;
}

/* Navigation */
.navbar {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand .logo {
    font-size: 1.5rem;
    font-weight: bold;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6rem 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn-hero {
    background: white;
    color: var(--primary);
    border: none;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-hero:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.btn-hero-outline {
    background: transparent;
    color: white;
    border: 2px solid white;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

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

.hero-image {
    position: relative;
    height: 400px;
}

.floating-card {
    position: absolute;
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: float 3s ease-in-out infinite;
}

.floating-card:nth-child(1) {
    top: 20%;
    left: 10%;
}

.floating-card:nth-child(2) {
    top: 50%;
    right: 10%;
}

.floating-card:nth-child(3) {
    bottom: 10%;
    left: 20%;
}

.card-icon {
    font-size: 2.5rem;
}

.card-title {
    font-weight: 700;
    color: var(--dark);
    font-size: 1.1rem;
}

.card-subtitle {
    color: var(--gray);
    font-size: 0.9rem;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

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

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

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

/* Features Section */
.features {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.feature-card p {
    color: var(--gray);
    line-height: 1.8;
}

/* Destinations Section */
.destinations {
    padding: 5rem 2rem;
    background: var(--light);
    max-width: 1200px;
    margin: 0 auto;
}

.destinations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.destination-card {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

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

.destination-image {
    height: 300px;
    display: flex;
    align-items: flex-end;
    padding: 2rem;
    position: relative;
}

.destination-overlay {
    color: white;
    z-index: 1;
}

.destination-overlay h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.destination-overlay p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

.btn-destination {
    background: white;
    color: var(--primary);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

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

/* Assistant Section */
.assistant-section {
    padding: 5rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.assistant-container {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    height: 700px;
}

.assistant-sidebar {
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    color: white;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.sidebar-header h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.quick-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.quick-action-btn {
    background: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.3);
    color: white;
    padding: 1rem;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s;
    text-align: left;
}

.quick-action-btn:hover {
    background: rgba(255,255,255,0.3);
    transform: translateX(5px);
}

.action-icon {
    font-size: 1.5rem;
}

.action-text {
    font-weight: 500;
}

.sidebar-stats {
    margin-top: auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.2);
}

.stat-item {
    margin-bottom: 1rem;
}

.stat-value {
    font-size: 1.2rem;
    font-weight: 700;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.assistant-chat {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.chat-header {
    padding: 1.5rem;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.chat-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.chat-title {
    font-weight: 700;
    font-size: 1.1rem;
}

.chat-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--gray);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.chat-actions {
    display: flex;
    gap: 0.5rem;
}

.icon-btn {
    background: transparent;
    border: 1px solid #ddd;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s;
}

.icon-btn:hover {
    background: var(--light);
    border-color: var(--primary);
}

.chat-messages {
    flex: 1;
    overflow-y: scroll;
    overflow-x: hidden;
    padding: 2rem;
    background: #fafafa;
    min-height: 0;
    scroll-behavior: smooth;
}

.chat-messages::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 10px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

.message {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    animation: slideIn 0.3s ease-out;
}

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

.message-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.message.user .message-avatar {
    background: var(--success);
}

.message-content {
    max-width: 80%;
    flex: 1;
}

.message-text {
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    white-space: pre-line;
    line-height: 1.6;
}

.message-text strong {
    color: var(--primary);
    font-weight: 700;
}

.message-text em {
    font-style: italic;
    color: #555;
}

.message-text a {
    color: var(--primary);
    text-decoration: none;
    border-bottom: 1px solid var(--primary);
    transition: all 0.3s;
}

.message-text a:hover {
    color: var(--primary-dark);
    border-bottom-color: var(--primary-dark);
}

.message-text .bullet-point {
    display: block;
    padding-left: 1rem;
    margin: 0.5rem 0;
    color: #333;
}

.message-text .numbered-point {
    display: block;
    padding-left: 0.5rem;
    margin: 0.5rem 0;
    color: #333;
    font-weight: 500;
}

.message-text .message-header {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    margin: 1rem 0 0.5rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary);
}

.message-text .message-subheader {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--secondary);
    margin: 0.75rem 0 0.5rem 0;
}

.message-text .message-divider {
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    margin: 1rem 0;
    opacity: 0.3;
}

.message.user .message-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}

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

/* Typing Indicator */
.typing-indicator {
    opacity: 0.7;
}

.typing-dots {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 1rem 1.5rem !important;
}

.typing-dots .dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: typingDot 1.4s infinite;
}

.typing-dots .dot:nth-child(1) {
    animation-delay: 0s;
}

.typing-dots .dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dots .dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typingDot {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.7;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

/* Booking Confirmation Styles */
.booking-confirmation {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    border-radius: 15px;
    margin: 1rem 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    max-width: 100%;
}

.booking-confirmation h2 {
    margin: 0 0 1.5rem 0;
    font-size: 1.8rem;
    border-bottom: 2px solid rgba(255,255,255,0.3);
    padding-bottom: 1rem;
}

.booking-details-card {
    background: white;
    color: #333;
    padding: 1.5rem;
    border-radius: 12px;
    margin: 1rem 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.booking-details-card h3 {
    margin: 0 0 1rem 0;
    color: var(--primary);
    font-size: 1.3rem;
}

.detail-rows {
    display: grid;
    gap: 0.75rem;
}

.trip-duration {
    background: rgba(255,255,255,0.2);
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    text-align: center;
    font-weight: 600;
    font-size: 1.1rem;
}

.next-steps {
    background: rgba(255,255,255,0.1);
    padding: 1.5rem;
    border-radius: 12px;
    margin: 1rem 0;
}

.next-steps h3 {
    margin: 0 0 1rem 0;
    font-size: 1.3rem;
}

.next-steps ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.next-steps li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.next-steps li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4caf50;
    font-weight: bold;
}

/* Cancellation Styles */
.cancellation-confirmation {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    color: white;
    padding: 2rem;
    border-radius: 15px;
    margin: 1rem 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    max-width: 100%;
}

.cancellation-confirmation h2 {
    margin: 0 0 1.5rem 0;
    font-size: 1.8rem;
    border-bottom: 2px solid rgba(255,255,255,0.3);
    padding-bottom: 1rem;
}

.cancellation-header {
    background: rgba(255,255,255,0.15);
    padding: 1.5rem;
    border-radius: 12px;
    margin: 1rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cancellation-header h3 {
    margin: 0;
    font-size: 1.5rem;
}

.cancelled-badge {
    background: rgba(255,255,255,0.3);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9rem;
}

.cancellation-details-card,
.refund-details-card {
    background: white;
    color: #333;
    padding: 1.5rem;
    border-radius: 12px;
    margin: 1rem 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.cancellation-details-card h4,
.refund-details-card h4 {
    margin: 0 0 1rem 0;
    color: #e74c3c;
    font-size: 1.2rem;
}

.refund-highlight {
    background: #d4edda;
    padding: 0.75rem !important;
    border-radius: 8px;
    margin-top: 0.5rem;
}

.refund-highlight .detail-label,
.refund-highlight .detail-value {
    color: #155724;
}

.cancellation-footer {
    background: rgba(255,255,255,0.1);
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0 0 0;
    text-align: center;
    font-size: 0.95rem;
}

.flight-card, .hotel-card {
    background: white;
    color: #333;
    padding: 1.5rem;
    border-radius: 12px;
    margin: 1rem 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.flight-card h3, .hotel-card h3 {
    margin: 0 0 1rem 0;
    color: var(--primary);
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.flight-details, .hotel-details {
    display: grid;
    gap: 0.75rem;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid #f0f0f0;
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-weight: 600;
    color: #666;
}

.detail-value {
    color: #333;
    text-align: right;
}

.price-highlight {
    color: var(--success);
    font-weight: 700;
    font-size: 1.2rem;
}

.confirmation-ref {
    background: #fff3cd;
    color: #856404;
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    font-weight: 600;
    text-align: center;
}

.trip-summary {
    background: rgba(255,255,255,0.1);
    padding: 1.5rem;
    border-radius: 12px;
    margin: 1rem 0;
}

.trip-summary h3 {
    margin: 0 0 1rem 0;
    font-size: 1.5rem;
}

.summary-section {
    margin: 1rem 0;
    padding: 1rem;
    background: rgba(255,255,255,0.95);
    border-radius: 8px;
    color: #333;
}

.summary-section h4 {
    margin: 0 0 0.75rem 0;
    color: var(--primary);
    font-size: 1.1rem;
}

.grand-total {
    background: linear-gradient(135deg, var(--success) 0%, #20c997 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin: 1rem 0;
    box-shadow: 0 6px 20px rgba(40,167,69,0.3);
}

.chat-input-container {
    padding: 1.5rem;
    border-top: 1px solid #eee;
    display: flex;
    gap: 1rem;
    background: white;
    flex-shrink: 0;
}

.chat-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: 2px solid #eee;
    border-radius: 25px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

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

.send-btn {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
}

.send-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.send-icon {
    font-size: 1.2rem;
}

/* Footer */
.footer {
    background: var(--dark);
    color: white;
    padding: 3rem 2rem 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p {
    opacity: 0.8;
    line-height: 1.8;
}

.footer-section a {
    display: block;
    color: white;
    text-decoration: none;
    opacity: 0.8;
    margin-bottom: 0.5rem;
    transition: opacity 0.3s;
}

.footer-section a:hover {
    opacity: 1;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.7;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal.active {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
}

.modal-content {
    position: relative;
    background: white;
    padding: 2rem;
    border-radius: 20px;
    width: 90%;
    max-width: 450px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    z-index: 1001;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: transparent;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--gray);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s;
}

.modal-close:hover {
    background: var(--light);
    color: var(--dark);
}

.auth-tabs {
    display: flex;
    margin-bottom: 2rem;
    border-bottom: 2px solid #eee;
}

.tab-button {
    flex: 1;
    padding: 1rem;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray);
    border-bottom: 3px solid transparent;
    transition: all 0.3s;
}

.tab-button.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

.auth-form h3 {
    margin: 0 0 1.5rem 0;
    font-size: 1.8rem;
    color: var(--dark);
}

.auth-form input {
    width: 100%;
    padding: 1rem;
    margin: 0.5rem 0;
    border: 2px solid #eee;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

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

.auth-form button {
    width: 100%;
    padding: 1rem;
    margin: 1rem 0 0.5rem;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    transition: all 0.3s;
}

.auth-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.auth-link {
    text-align: center;
    margin-top: 1rem;
    color: var(--gray);
}

.auth-link a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

/* Loading Spinner */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.loading.active {
    display: flex;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 5px solid rgba(255,255,255,0.3);
    border-top: 5px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-image {
        display: none;
    }
    
    .assistant-container {
        grid-template-columns: 1fr;
        height: auto;
    }
    
    .assistant-sidebar {
        display: none;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .nav-menu a {
        display: none;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .features-grid,
    .destinations-grid {
        grid-template-columns: 1fr;
    }
}


/* Booking Confirmation Card Styles */
.booking-confirmation-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    padding: 30px;
    color: white;
    margin: 20px 0;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.booking-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid rgba(255, 255, 255, 0.3);
}

.booking-header h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.booking-id {
    font-size: 1.1rem;
    margin: 10px 0;
    opacity: 0.95;
}

.booking-date {
    font-size: 0.9rem;
    opacity: 0.85;
}

.booking-section {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 20px;
    margin: 20px 0;
}

.booking-section h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.detail-label {
    font-size: 0.85rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-value {
    font-size: 1.1rem;
    font-weight: 600;
}

.detail-value.highlight {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 10px;
    border-radius: 8px;
    display: inline-block;
}

.next-steps-list {
    list-style: none;
    padding: 0;
    margin: 10px 0 0 0;
}

.next-steps-list li {
    padding: 10px 15px;
    margin: 8px 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    position: relative;
    padding-left: 35px;
}

.next-steps-list li:before {
    content: '✓';
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-weight: bold;
    font-size: 1.2rem;
}

@media (max-width: 768px) {
    .booking-confirmation-card {
        padding: 20px;
    }
    
    .booking-header h2 {
        font-size: 1.5rem;
    }
    
    .detail-grid {
        grid-template-columns: 1fr;
    }
}