/* Dark Moody Design System */
:root {
    /* Colors */
    --color-bg-primary: #0F0F14;
    --color-bg-secondary: #1A1A24;
    --color-bg-tertiary: #252535;
    --color-surface: #2A2A3C;
    --color-text-primary: #E8E8F0;
    --color-text-secondary: #A8A8B8;
    --color-accent-purple: #8B7AB8;
    --color-accent-teal: #6B8E9E;
    --color-accent-gold: #C9A961;
    --color-border: #3A3A4C;
    --color-overlay: rgba(15, 15, 20, 0.7);
    --color-hover: rgba(139, 122, 184, 0.1);

    /* Typography */
    --font-serif: 'Playfair Display', serif;
    --font-serif-alt: 'Cormorant Garamond', serif;
    --font-sans: 'Inter', sans-serif;

    /* Spacing */
    --space-xs: 8px;
    --space-s: 16px;
    --space-m: 24px;
    --space-l: 32px;
    --space-xl: 48px;
    --space-xxl: 64px;
    --space-xxxl: 96px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-primary);
    background: var(--color-bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--space-m);
    color: var(--color-text-primary);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1.125rem;
}

p {
    margin-bottom: var(--space-m);
    color: var(--color-text-secondary);
}

strong {
    color: var(--color-text-primary);
    font-weight: 600;
}

/* Links */
a {
    color: var(--color-accent-purple);
    text-decoration: none;
    transition: var(--transition-normal);
}

a:hover {
    color: var(--color-accent-gold);
}

/* Buttons */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-s);
    padding: var(--space-m) var(--space-l);
    background: linear-gradient(135deg, var(--color-accent-purple), var(--color-accent-teal));
    color: var(--color-text-primary);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
}

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

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

.btn-secondary:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-accent-purple);
}

.btn-next,
.btn-prev,
.btn-submit {
    display: inline-flex;
    align-items: center;
    gap: var(--space-s);
    padding: var(--space-m) var(--space-l);
    background: linear-gradient(135deg, var(--color-accent-purple), var(--color-accent-teal));
    color: var(--color-text-primary);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-next:hover,
.btn-prev:hover,
.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-prev {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

/* Forms */
.form-group {
    margin-bottom: var(--space-l);
}

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    margin-bottom: var(--space-s);
    font-weight: 500;
    color: var(--color-text-primary);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-m);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent-purple);
    box-shadow: 0 0 0 3px rgba(139, 122, 184, 0.2);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-l);
}

/* Checkbox & Radio */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-m);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    cursor: pointer;
    color: var(--color-text-secondary);
}

input[type="checkbox"],
input[type="radio"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

/* Layout */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-l);
}

.container-medium {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-l);
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--space-l);
}

.section {
    padding: var(--space-xxxl) 0;
}

/* Header */
.dark-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 15, 20, 0.9);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
}

.dark-header.scrolled {
    background: var(--color-bg-primary);
    box-shadow: var(--shadow-md);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-l);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-text-primary);
}

.logo i {
    color: var(--color-accent-gold);
}

.main-nav {
    display: flex;
    gap: var(--space-l);
}

.nav-link {
    color: var(--color-text-secondary);
    font-weight: 500;
    position: relative;
    padding: var(--space-s) 0;
}

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

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

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

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-m);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

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

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(15, 15, 20, 0.6), rgba(15, 15, 20, 0.8));
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    padding: var(--space-l);
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5rem);
    margin-bottom: var(--space-l);
    color: var(--color-text-primary);
}

.hero-subtitle {
    font-size: clamp(1.25rem, 2vw, 1.75rem);
    margin-bottom: var(--space-xl);
    color: var(--color-text-secondary);
}

/* Section Titles */
.section-title {
    text-align: center;
    margin-bottom: var(--space-m);
    color: var(--color-text-primary);
}

.section-subtitle {
    text-align: center;
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xxl);
}

/* Cards */
.tour-card,
.blog-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.tour-card:hover,
.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent-purple);
}

.tour-image-wrapper,
.blog-image-wrapper {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.tour-image,
.blog-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.tour-overlay,
.blog-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent, rgba(15, 15, 20, 0.8));
}

.tour-content,
.blog-content {
    padding: var(--space-l);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.tour-category,
.blog-category {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-accent-gold);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-s);
}

.tour-title,
.blog-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-m);
    color: var(--color-text-primary);
}

.tour-description,
.blog-excerpt {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-m);
    flex: 1;
}

.tour-footer,
.blog-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-m);
    border-top: 1px solid var(--color-border);
}

.tour-badge {
    position: absolute;
    top: var(--space-m);
    right: var(--space-m);
    padding: var(--space-s) var(--space-m);
    background: var(--color-accent-purple);
    color: var(--color-text-primary);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.tour-badge.popular {
    background: var(--color-accent-gold);
}

.tour-quick-info {
    position: absolute;
    bottom: var(--space-m);
    left: var(--space-m);
    display: flex;
    gap: var(--space-m);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-text-primary);
    font-size: 0.875rem;
    background: rgba(15, 15, 20, 0.8);
    padding: var(--space-s);
    border-radius: var(--radius-sm);
}

.tour-highlights {
    display: flex;
    flex-direction: column;
    gap: var(--space-s);
    margin-bottom: var(--space-m);
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.highlight-item i {
    color: var(--color-accent-gold);
}

.tour-location {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    color: var(--color-text-secondary);
}

.tour-price {
    text-align: right;
}

.price-label {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

.price-amount {
    display: block;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent-gold);
}

.tour-actions {
    display: flex;
    gap: var(--space-m);
    padding: var(--space-l);
    border-top: 1px solid var(--color-border);
}

.btn-wishlist {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-wishlist:hover {
    border-color: var(--color-accent-purple);
    background: var(--color-hover);
}

.btn-wishlist.active {
    color: var(--color-accent-gold);
}

.tour-actions .btn-primary {
    flex: 1;
}

/* Grid Layouts */
.tour-grid,
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-xxl);
}

/* Footer */
.dark-footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--space-xxxl) 0 var(--space-l);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-l);
}

.footer-newsletter {
    text-align: center;
    margin-bottom: var(--space-xxl);
}

.newsletter-title {
    font-size: 2rem;
    margin-bottom: var(--space-s);
    color: var(--color-text-primary);
}

.newsletter-subtitle {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-l);
}

.newsletter-form {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
    gap: var(--space-m);
}

.newsletter-form input {
    flex: 1;
    padding: var(--space-m);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
}

.newsletter-form button {
    padding: var(--space-m) var(--space-l);
    background: linear-gradient(135deg, var(--color-accent-purple), var(--color-accent-teal));
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    cursor: pointer;
    transition: var(--transition-normal);
}

.newsletter-form button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.column-title {
    color: var(--color-accent-gold);
    font-size: 1.125rem;
    margin-bottom: var(--space-m);
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-s);
}

.footer-nav a {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--color-text-primary);
    padding-left: var(--space-s);
}

.footer-nav i {
    font-size: 0.75rem;
    color: var(--color-accent-purple);
}

.contact-info,
.address-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-s);
    color: var(--color-text-secondary);
}

.contact-info p,
.address-info p {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    margin: 0;
}

.contact-info i,
.address-info i {
    color: var(--color-accent-purple);
}

.emergency {
    color: var(--color-accent-gold);
    font-weight: 500;
}

.footer-certifications {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-l);
    padding: var(--space-xl) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-xl);
}

.cert-item {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.cert-item i {
    color: var(--color-accent-gold);
    font-size: 1.25rem;
}

.footer-legal {
    text-align: center;
}

.legal-info {
    margin-bottom: var(--space-l);
}

.legal-info p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-s);
}

.legal-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-l);
    margin-bottom: var(--space-l);
}

.legal-links a {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

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

.footer-copyright {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* Booking Form */
.booking-form-section {
    padding: var(--space-xxxl) 0;
}

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

.booking-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-xxl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-s);
}

.step-number {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    color: var(--color-text-secondary);
    font-weight: 600;
    transition: var(--transition-normal);
}

.progress-step.active .step-number {
    background: linear-gradient(135deg, var(--color-accent-purple), var(--color-accent-teal));
    border-color: var(--color-accent-purple);
    color: var(--color-text-primary);
}

.progress-step.completed .step-number {
    background: var(--color-accent-gold);
    border-color: var(--color-accent-gold);
    color: var(--color-bg-primary);
}

.step-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.progress-step.active .step-label {
    color: var(--color-text-primary);
    font-weight: 500;
}

.progress-line {
    width: 80px;
    height: 2px;
    background: var(--color-border);
    margin: 0 var(--space-s);
}

.booking-form {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    max-width: 900px;
    margin: 0 auto;
}

.form-step {
    display: none;
}

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

.step-title {
    margin-bottom: var(--space-l);
    color: var(--color-text-primary);
}

.form-actions {
    display: flex;
    justify-content: space-between;
    gap: var(--space-m);
    margin-top: var(--space-xl);
}

.booking-summary {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-l);
    margin-bottom: var(--space-l);
}

.summary-item {
    display: flex;
    justify-content: space-between;
    padding: var(--space-s) 0;
    color: var(--color-text-secondary);
}

.summary-divider {
    height: 1px;
    background: var(--color-border);
    margin: var(--space-m) 0;
}

.summary-total {
    display: flex;
    justify-content: space-between;
    padding: var(--space-m) 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.payment-info {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-l);
    margin-bottom: var(--space-l);
    text-align: center;
}

.payment-info p {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-s);
    margin-bottom: var(--space-s);
    color: var(--color-text-secondary);
}

.payment-info i {
    color: var(--color-accent-gold);
}

/* Order Summary Sidebar */
.order-summary {
    position: fixed;
    top: 120px;
    right: 40px;
    width: 320px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-l);
    box-shadow: var(--shadow-lg);
}

.order-summary h3 {
    margin-bottom: var(--space-l);
    color: var(--color-text-primary);
}

.summary-help {
    margin-top: var(--space-l);
    padding-top: var(--space-l);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.summary-help p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* Blog Meta */
.blog-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-m);
    margin-bottom: var(--space-m);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.meta-item i {
    color: var(--color-accent-purple);
}

.read-more {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    color: var(--color-accent-purple);
    font-weight: 500;
}

/* Responsive */
@media (max-width: 1200px) {
    .order-summary {
        position: static;
        width: 100%;
        margin-bottom: var(--space-xl);
    }
}

@media (max-width: 1024px) {
    .main-nav {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .tour-grid,
    .blog-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .tour-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .booking-progress {
        flex-wrap: wrap;
    }

    .progress-line {
        width: 40px;
    }

    .form-actions {
        flex-direction: column;
    }

    .newsletter-form {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    :root {
        --space-xxxl: 48px;
        --space-xxl: 40px;
        --space-xl: 32px;
    }

    .header-container {
        padding: var(--space-m);
    }

    .hero-content {
        padding: var(--space-m);
    }

    .booking-form {
        padding: var(--space-l);
    }
}