:root {
    /* Colors - Vibrant Tourism Palette */
    --primary: #FF6B35;
    --primary-light: #FF8C61;
    --primary-dark: #E85A2A;
    --secondary: #004E89;
    --secondary-light: #1A6FB0;
    --secondary-dark: #003A66;
    --accent: #F7B801;
    --accent-light: #FFD23F;
    --success: #06D6A0;
    --text-dark: #1A1A2E;
    --text-light: #FFFFFF;
    --text-muted: #6B7280;
    --bg-light: #FFFFFF;
    --bg-gray: #F9FAFB;
    --bg-dark: #1A1A2E;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #FF6B35 0%, #F7B801 100%);
    --gradient-secondary: linear-gradient(135deg, #004E89 0%, #06D6A0 100%);
    --gradient-hero: linear-gradient(135deg, rgba(0, 78, 137, 0.9) 0%, rgba(255, 107, 53, 0.8) 100%);
    --gradient-overlay: linear-gradient(180deg, rgba(26, 26, 46, 0) 0%, rgba(26, 26, 46, 0.8) 100%);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 30px rgba(255, 107, 53, 0.3);

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

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

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: var(--spacing-sm);
    font-size: 1.125rem;
    color: var(--text-muted);
}

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

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.98);
}

.nav {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-dark);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

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

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    overflow: hidden;
    background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--primary) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/hero-background.png');
    background-size: cover;
    background-position: center;
    opacity: 0.3;
    z-index: 0;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    animation: fadeInUp 1s ease-out;
}

.hero h1 {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.2);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-xl);
    font-size: 1.125rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width var(--transition-slow), height var(--transition-slow);
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-light);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-light);
    border: 2px solid rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.8);
    transform: translateY(-2px);
}

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

/* Section Styles */
section {
    padding: var(--spacing-3xl) var(--spacing-lg);
    position: relative;
    z-index: 10;
    background-color: var(--bg-light);
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto;
}

/* About Section */
.about {
    background: var(--bg-gray);
    z-index: 10;
}

.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    align-items: center;
}

.about-text h3 {
    color: var(--secondary);
    margin-bottom: var(--spacing-md);
}

.about-text p {
    font-size: 1.125rem;
    line-height: 1.8;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--bg-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

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

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.feature-card h3 {
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
}

/* How It Works */
.how-it-works {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-gray) 100%);
    z-index: 10;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    color: var(--text-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    margin: 0 auto var(--spacing-md);
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 1;
}

.step h3 {
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
}

/* Testimonials */
.testimonials {
    background: var(--secondary-dark);
    color: var(--text-light);
    z-index: 10;
}

.testimonials .section-header h2 {
    color: var(--text-light);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.testimonials .section-header p {
    color: rgba(255, 255, 255, 0.9);
}

.testimonials-slider {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.testimonial {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.testimonial-text {
    font-size: 1.25rem;
    font-style: italic;
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.8;
}

.testimonial-author {
    font-weight: 600;
    color: var(--accent-light);
}

.testimonial-location {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.slider-dots {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all var(--transition-base);
}

.dot.active {
    background: var(--accent);
    width: 32px;
    border-radius: var(--radius-full);
}

/* CTA Section */
.cta {
    background: var(--gradient-secondary);
    color: var(--text-light);
    text-align: center;
    z-index: 10;
}

.cta h2 {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.cta p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-2xl) var(--spacing-lg) var(--spacing-lg);
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    display: block;
    margin-bottom: var(--spacing-xs);
    transition: color var(--transition-base);
}

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

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        width: 100%;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transition: left var(--transition-base);
    }

    .nav-links.active {
        left: 0;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero {
        min-height: 80vh;
        padding: var(--spacing-2xl) var(--spacing-md);
    }

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

    .btn {
        width: 100%;
    }

    section {
        padding: var(--spacing-2xl) var(--spacing-md);
    }

    .features-grid,
    .steps {
        grid-template-columns: 1fr;
    }

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

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

@media (min-width: 769px) and (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .steps {
        grid-template-columns: repeat(2, 1fr);
    }
}