/* ========================================
   CSS Variables & Design System
   ======================================== */
:root {
    /* Color Palette - Dark Premium with Nature Accents */
    --color-primary: #1a2332;
    --color-secondary: #0f1419;
    --color-accent: #2d7dd2;
    --color-accent-hover: #1e5ca3;
    --color-nature: #2d7a5f;
    --color-nature-light: #3d9a7f;

    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #b8c5d6;
    --color-text-muted: #7a8a9e;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-2xl: 32px;
    --font-size-3xl: 48px;
    --font-size-4xl: 64px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);

    /* Transitions */
    --transition-base: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }

p {
    margin-bottom: var(--spacing-sm);
}

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

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

/* ========================================
   Header & Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 20, 25, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: var(--font-size-xl);
    margin: 0;
    background: linear-gradient(135deg, var(--color-accent), var(--color-nature-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--color-text-secondary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

.nav-link:hover {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-link-highlight {
    background: var(--color-accent);
    color: white !important;
}

.nav-link-highlight:hover {
    background: var(--color-accent-hover);
    color: white !important;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text-primary);
    transition: var(--transition-base);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f1419 0%, #1a2332 100%);
    background-image:
        linear-gradient(rgba(15, 20, 25, 0.7), rgba(15, 20, 25, 0.7)),
        url('https://images.unsplash.com/photo-1545569341-9eb8b30979d9?q=80&w=2070');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(15, 20, 25, 0.3), rgba(15, 20, 25, 0.8));
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: var(--spacing-md);
}

.hero-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background: var(--color-accent);
    color: white;
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-text-primary);
}

.btn-secondary:hover {
    background: var(--color-text-primary);
    color: var(--color-secondary);
    transform: translateY(-2px);
}

/* ========================================
   Section Styles
   ======================================== */
section {
    padding: var(--spacing-xl) 0;
}

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

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
}

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

/* ========================================
   About Section
   ======================================== */
.about-section {
    background: var(--color-primary);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-card {
    background: var(--color-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(45, 125, 210, 0.3);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-nature-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: white;
}

.feature-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ========================================
   Attractions Section
   ======================================== */
.attractions-section {
    background: var(--color-secondary);
}

.attractions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.attraction-card {
    background: var(--color-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

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

.attraction-image {
    position: relative;
    height: 250px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-nature));
    overflow: hidden;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    transition: var(--transition-base);
}

.attraction-card:hover .image-overlay {
    background: rgba(0, 0, 0, 0.5);
}

.attraction-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: var(--color-accent);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    z-index: 2;
}

.attraction-content {
    padding: var(--spacing-md);
}

.attraction-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.attraction-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.attraction-link {
    color: var(--color-accent);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.attraction-link:hover {
    gap: 8px;
}

/* ========================================
   Visit Section
   ======================================== */
.visit-section {
    background: var(--color-primary);
}

.visit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.visit-card {
    background: var(--color-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-base);
}

.visit-card:hover {
    border-color: rgba(45, 125, 210, 0.3);
    transform: translateY(-4px);
}

.visit-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent);
}

.visit-details p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
    line-height: 1.8;
}

.visit-details strong {
    color: var(--color-text-primary);
}

.cta-section {
    background: linear-gradient(135deg, var(--color-accent), var(--color-nature));
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    margin-top: var(--spacing-lg);
}

.cta-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.cta-description {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.cta-section .btn-primary {
    background: white;
    color: var(--color-accent);
}

.cta-section .btn-primary:hover {
    background: var(--color-secondary);
    color: white;
}

.cta-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   Booking Section
   ======================================== */
.booking-section {
    background: var(--color-secondary);
}

.booking-widget-container {
    background: var(--color-primary);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    margin: var(--spacing-lg) 0;
    min-height: 400px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.booking-info {
    text-align: center;
    margin-top: var(--spacing-md);
}

.booking-note {
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-md);
    background: var(--color-primary);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-accent);
}

.booking-note strong {
    color: var(--color-text-primary);
}

/* ========================================
   Testimonials Section
   ======================================== */
.testimonials-section {
    background: var(--color-secondary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.testimonial-card {
    background: var(--color-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    border-color: rgba(45, 125, 210, 0.3);
}

.testimonial-rating {
    color: #fbbf24;
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.testimonial-text {
    color: var(--color-text-secondary);
    font-style: italic;
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.testimonial-author {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-sm);
}

.author-name {
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 4px;
}

.author-location {
    color: var(--color-text-muted);
    font-size: 14px;
}

/* ========================================
   Contact/Newsletter Section
   ======================================== */
.contact-section {
    background: var(--color-primary);
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-sm);
}

.contact-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

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

.form-input {
    flex: 1;
    padding: 1rem 1.5rem;
    background: var(--color-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
    transition: var(--transition-base);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(45, 125, 210, 0.1);
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--color-secondary);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xs);
    background: linear-gradient(135deg, var(--color-accent), var(--color-nature-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    color: var(--color-text-muted);
    font-size: 14px;
}

.footer-heading {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

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

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--color-text-secondary);
    font-size: 14px;
    transition: var(--transition-base);
}

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

.footer-section p {
    color: var(--color-text-secondary);
    font-size: 14px;
    margin-bottom: var(--spacing-xs);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    font-size: 12px;
    font-weight: 600;
    transition: var(--transition-base);
}

.social-link:hover {
    background: var(--color-accent);
    color: white;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--color-text-muted);
    font-size: 14px;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 768px) {
    :root {
        --font-size-4xl: 40px;
        --font-size-3xl: 32px;
        --font-size-2xl: 24px;
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .nav {
        display: none;
    }

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

    .hero {
        height: auto;
        min-height: 500px;
        padding: var(--spacing-xl) 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: var(--font-size-base);
    }

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

    .btn {
        width: 100%;
    }

    .feature-grid,
    .attractions-grid,
    .visit-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

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

    .cta-actions {
        flex-direction: column;
        width: 100%;
    }

    .cta-actions .btn {
        width: 100%;
    }

    .booking-widget-container {
        padding: var(--spacing-sm);
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    section {
        padding: var(--spacing-lg) 0;
    }

    .feature-card,
    .visit-card,
    .testimonial-card {
        padding: var(--spacing-md);
    }
}

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

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

/* ========================================
   Utility Classes
   ======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }