/* ========================================
   Global Styles & Reset
   ======================================== */

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

:root {
    --primary-color: #1e3a8a;
    --accent-color: #d97706;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #fafafa;
    --card-bg: #ffffff;
    --border-color: #e5e7eb;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', Georgia, serif;
    line-height: 1.2;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-size: 1rem;
}

.btn-contact {
    background-color: var(--accent-color);
    color: white;
}

.btn-contact:hover {
    background-color: #b45309;
    transform: translateY(-2px);
}

.btn-search {
    width: 100%;
    padding: 1rem;
    background-color: var(--accent-color);
    color: white;
    font-size: 1.125rem;
    font-weight: 600;
}

.btn-search:hover {
    background-color: #b45309;
}

.btn-book {
    width: 100%;
    background-color: var(--primary-color);
    color: white;
}

.btn-book:hover {
    background-color: #1e40af;
}

.special-btn {
    background-color: var(--accent-color);
}

.special-btn:hover {
    background-color: #b45309;
}

/* ========================================
   Header
   ======================================== */

#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

#header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 5rem;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent-color);
}

.logo-text {
    font-weight: 700;
    font-size: 1.25rem;
    color: white;
    transition: color 0.3s ease;
}

#header.scrolled .logo-text {
    color: var(--text-color);
}

.desktop-nav {
    display: none;
    align-items: center;
    gap: 2rem;
}

@media (min-width: 768px) {
    .desktop-nav {
        display: flex;
    }
}

.nav-link {
    font-weight: 500;
    color: white;
    transition: color 0.3s ease;
}

#header.scrolled .nav-link {
    color: var(--text-color);
}

.nav-link:hover {
    color: var(--accent-color);
}

.mobile-menu-btn {
    display: block;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: white;
    cursor: pointer;
    transition: color 0.3s ease;
}

#header.scrolled .mobile-menu-btn {
    color: var(--text-color);
}

@media (min-width: 768px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 1rem;
    padding: 1rem 0;
    background-color: white;
    border-top: 1px solid var(--border-color);
}

.mobile-menu.active {
    display: flex;
}

.mobile-nav-link {
    padding: 0.5rem 0;
    font-weight: 500;
    color: var(--text-color);
    transition: color 0.3s ease;
}

.mobile-nav-link:hover {
    color: var(--accent-color);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    z-index: 0;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(30, 58, 138, 0.8), rgba(30, 58, 138, 0.7), rgba(30, 58, 138, 0.6));
}

.hero-container {
    position: relative;
    z-index: 10;
    padding-top: 8rem;
    padding-bottom: 5rem;
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 4.5rem;
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease-out 0.2s both;
}

@media (min-width: 768px) {
    .hero-subtitle {
        font-size: 1.5rem;
    }
}

.search-card {
    background-color: white;
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    margin-bottom: 2rem;
    animation: slideUp 1s ease-out 0.4s both;
}

@media (min-width: 768px) {
    .search-card {
        padding: 2rem;
    }
}

.search-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .search-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.search-field {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background-color: #f9fafb;
    border-radius: 0.5rem;
}

.search-icon {
    color: var(--primary-color);
    flex-shrink: 0;
}

.search-input-wrapper {
    flex: 1;
}

.search-input-wrapper label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.search-input-wrapper input {
    width: 100%;
    border: none;
    background: transparent;
    outline: none;
    font-weight: 500;
    color: var(--text-color);
}

.trust-indicators {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

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

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-mouse {
    width: 1.5rem;
    height: 2.5rem;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 1rem;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 0.5rem;
}

.scroll-mouse::before {
    content: '';
    width: 0.25rem;
    height: 0.75rem;
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: 0.25rem;
}

/* ========================================
   Features Section
   ======================================== */

.features {
    padding: 5rem 0;
    background-color: rgba(249, 250, 251, 0.5);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 3rem;
    }
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 42rem;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-card {
    text-align: center;
    padding: 1.5rem;
    background-color: var(--card-bg);
    border-radius: 0.75rem;
    transition: box-shadow 0.3s ease;
}

.feature-card:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

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

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.feature-description {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* ========================================
   Trips Section
   ======================================== */

.trips {
    padding: 5rem 0;
    background-color: var(--bg-color);
}

.trips-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.trip-card {
    display: grid;
    grid-template-columns: 1fr;
    background-color: var(--card-bg);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: box-shadow 0.3s ease;
}

.trip-card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

@media (min-width: 768px) {
    .trip-card {
        grid-template-columns: 400px 1fr auto;
    }
}

.trip-card.special-trip {
    border: 2px solid var(--accent-color);
}

.trip-image {
    position: relative;
    height: 16rem;
    overflow: hidden;
}

@media (min-width: 768px) {
    .trip-image {
        height: auto;
    }
}

.trip-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.special-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-weight: 600;
    font-size: 0.875rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.trip-duration {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 0.375rem 0.75rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.trip-duration svg {
    color: var(--primary-color);
}

.trip-details {
    padding: 1.5rem;
}

@media (min-width: 768px) {
    .trip-details {
        padding: 2rem;
    }
}

.trip-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
    .trip-title {
        font-size: 1.875rem;
    }
}

.special-title {
    color: var(--accent-color);
}

.trip-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.trip-highlights {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.trip-highlights li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-color);
}

.trip-highlights li::before {
    content: '✓';
    color: var(--accent-color);
    font-weight: 700;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.trip-booking {
    padding: 1.5rem;
    background-color: rgba(249, 250, 251, 0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    border-top: 1px solid var(--border-color);
}

@media (min-width: 768px) {
    .trip-booking {
        padding: 2rem;
        border-top: none;
        border-left: 1px solid var(--border-color);
        min-width: 240px;
    }
}

.trip-price {
    text-align: center;
}

.price-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

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

.special-price {
    color: var(--accent-color);
}

.booking-note {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-light);
}

/* ========================================
   Footer
   ======================================== */

.footer {
    background-color: var(--primary-color);
    color: white;
    padding: 3rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-text {
    font-size: 0.875rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.3s ease;
}

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

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: background-color 0.3s ease;
}

.social-links a:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   Animations
   ======================================== */

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ========================================
   Smooth Scrolling
   ======================================== */

html {
    scroll-behavior: smooth;
}

/* ========================================
   Booking Modal Styles
   ======================================== */

.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    animation: fadeInModal 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes fadeInModal {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background: white;
    border-radius: 1rem;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUpModal 0.3s ease;
}

@keyframes slideUpModal {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid #e5e7eb;
}

.modal-header h2 {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    color: #1e3a8a;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: #6b7280;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    transition: all 0.2s;
}

.modal-close:hover {
    background-color: #f3f4f6;
    color: #1e3a8a;
}

.booking-form {
    padding: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: all 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1e3a8a;
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.form-group input[type="file"] {
    padding: 0.5rem;
}

.form-help {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: #6b7280;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.form-actions .btn {
    flex: 1;
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    font-weight: 600;
}

.btn-secondary {
    background-color: #f3f4f6;
    color: #374151;
}

.btn-secondary:hover {
    background-color: #e5e7eb;
}

.btn-primary {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(30, 58, 138, 0.3);
}

/* Responsive */
@media (max-width: 640px) {
    .modal-content {
        width: 95%;
        max-height: 95vh;
    }
    
    .modal-header {
        padding: 1rem 1.5rem;
    }
    
    .modal-header h2 {
        font-size: 1.25rem;
    }
    
    .booking-form {
        padding: 1.5rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
}