/* ==================== Root Variables ==================== */
:root {
    --primary-color: #0f766e;
    --secondary-color: #06b6d4;
    --accent-color: #f59e0b;
    --dark-color: #1e293b;
    --light-color: #f1f5f9;
    --gray-color: #64748b;
    --white: #ffffff;

    --font-primary: 'Poppins', sans-serif;
    --font-display: 'Playfair Display', serif;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--dark-color);
    background-color: var(--white);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== Typography ==================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
    line-height: 1.3;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    font-size: 1rem;
    line-height: 1.8;
}

/* ==================== Navigation Bar ==================== */
.navbar {
    background-color: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.logo h1 {
    font-size: 1.75rem;
    margin: 0;
    color: var(--primary-color);
}

.logo .tagline {
    font-size: 0.75rem;
    color: var(--secondary-color);
    margin: 0;
    font-family: var(--font-primary);
    font-weight: 400;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    flex: 1;
    justify-content: center;
}

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

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

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

.nav-cta {
    margin: 0;
}

/* ==================== Buttons ==================== */
.cta-btn, .search-btn, .explore-btn {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-primary);
    font-size: 1rem;
}

.cta-btn:hover, .search-btn:hover, .explore-btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-btn-large {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 1rem 2.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-primary);
    font-size: 1.1rem;
    margin-top: 2rem;
}

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

/* ==================== Hero Section ==================== */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 80px 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 3rem;
}

.hero-content {
    max-width: 600px;
}

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

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 300;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.search-bar {
    background-color: var(--white);
    border-radius: 0.5rem;
    padding: 0.75rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 0.75rem;
    align-items: stretch;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-lg);
}

.search-bar input {
    padding: 0.75rem 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 0.375rem;
    font-family: var(--font-primary);
    color: var(--dark-color);
    font-size: 0.95rem;
}

.search-bar input::placeholder {
    color: var(--gray-color);
}

.search-btn {
    padding: 0.75rem 1.5rem;
    white-space: nowrap;
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    border-radius: 0.375rem;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: left;
}

.stat h3 {
    font-size: 2.5rem;
    margin-bottom: 0.25rem;
}

.stat p {
    font-size: 0.95rem;
    opacity: 0.9;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.mountain-illustration {
    font-size: 6rem;
    animation: float 3s ease-in-out infinite;
}

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

/* ==================== About Section ==================== */
.about {
    padding: 80px 20px;
    background-color: var(--light-color);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--gray-color);
    margin-bottom: 2rem;
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.highlight-item {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.highlight-item:hover {
    transform: translateY(-5px);
}

.highlight-item .icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.5rem;
}

.highlight-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.highlight-item p {
    font-size: 0.9rem;
    color: var(--gray-color);
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 1rem;
    width: 100%;
    aspect-ratio: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.large-emoji {
    font-size: 6rem;
}

/* ==================== Destinations Section ==================== */
.destinations {
    padding: 80px 20px;
}

.section-subtitle {
    text-align: center;
    color: var(--gray-color);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

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

.destination-card {
    background-color: var(--white);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.destination-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.destination-image {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 2rem;
    text-align: center;
    min-height: 150px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.destination-image .emoji {
    font-size: 3.5rem;
}

.destination-card h3 {
    padding: 1.5rem 1.5rem 0.5rem;
    color: var(--primary-color);
}

.destination-card p {
    padding: 0 1.5rem;
    color: var(--gray-color);
    font-size: 0.95rem;
}

.highlights-list {
    list-style: none;
    padding: 1.5rem;
    background-color: var(--light-color);
    margin: 1rem;
    border-radius: 0.375rem;
}

.highlights-list li {
    padding: 0.5rem 0;
    color: var(--dark-color);
    font-weight: 500;
    font-size: 0.9rem;
}

.explore-btn {
    margin: 1.5rem;
    width: calc(100% - 3rem);
}

/* ==================== Features Section ==================== */
.features {
    padding: 80px 20px;
    background-color: var(--light-color);
}

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

.feature-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 0.75rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

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

.feature-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--gray-color);
    font-size: 0.95rem;
}

/* ==================== Testimonials Section ==================== */
.testimonials {
    padding: 80px 20px;
}

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

.testimonial-card {
    background-color: var(--light-color);
    padding: 2rem;
    border-radius: 0.75rem;
    border-left: 4px solid var(--secondary-color);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.stars {
    font-size: 1rem;
    margin-bottom: 1rem;
    letter-spacing: 0.25rem;
}

.testimonial-text {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.8;
    font-style: italic;
}

.testimonial-author {
    color: var(--gray-color);
    font-weight: 600;
    font-size: 0.9rem;
}

/* ==================== Host Section ==================== */
.host-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    text-align: center;
}

.host-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 2rem;
}

.host-text {
    text-align: left;
}

.host-text h2 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.host-text p {
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2rem;
}

.host-benefits {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.benefit {
    display: flex;
    gap: 0.75rem;
}

.benefit .check {
    font-size: 1.25rem;
    font-weight: bold;
    flex-shrink: 0;
}

.benefit p {
    text-align: left;
    color: rgba(255, 255, 255, 0.9);
}

.host-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.host-image .image-placeholder {
    background-color: rgba(255, 255, 255, 0.2);
}

.cta-btn-large {
    background-color: var(--accent-color);
    color: var(--dark-color);
}

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

/* ==================== Newsletter Section ==================== */
.newsletter {
    padding: 60px 20px;
    background-color: var(--light-color);
    text-align: center;
}

.newsletter h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.newsletter p {
    color: var(--gray-color);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid #e2e8f0;
    border-radius: 0.375rem;
    font-family: var(--font-primary);
    color: var(--dark-color);
}

.newsletter-form input::placeholder {
    color: var(--gray-color);
}

.newsletter-form button {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 0.375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-primary);
}

.newsletter-form button:hover {
    background-color: var(--secondary-color);
}

/* ==================== Footer ==================== */
.footer {
    background-color: var(--dark-color);
    color: var(--white);
    padding: 60px 20px 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.social-links {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.social-link {
    display: inline-flex;
    width: 44px;
    height: 44px;
    background-color: var(--secondary-color);
    border-radius: 50%;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--white);
    text-decoration: none;
    border: none;
    cursor: pointer;
    overflow: hidden;
    white-space: nowrap;
    line-height: 1;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* ==================== Responsive Design ==================== */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    h3 {
        font-size: 1.5rem;
    }

    .nav-menu {
        display: none;
    }

    .nav-cta {
        font-size: 0.85rem;
        padding: 0.5rem 1rem;
    }

    .hero {
        grid-template-columns: 1fr;
        padding: 40px 20px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .search-bar {
        grid-template-columns: 1fr;
    }

    .search-btn {
        width: 100%;
    }

    .hero-stats {
        gap: 1rem;
    }

    .stat h3 {
        font-size: 1.75rem;
    }

    .mountain-illustration {
        font-size: 4rem;
    }

    .about-content,
    .host-content {
        grid-template-columns: 1fr;
    }

    .about-highlights {
        grid-template-columns: 1fr;
    }

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

    .newsletter-form button {
        width: 100%;
    }

    .destinations-grid {
        grid-template-columns: 1fr;
    }

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

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .host-benefits {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 480px) {
    .nav-container {
        padding: 0 10px;
    }

    .logo h1 {
        font-size: 1.3rem;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }

    .hero {
        padding: 30px 10px;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-description {
        font-size: 0.95rem;
    }

    .search-bar {
        padding: 0.75rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .cta-btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }

    .container {
        padding: 0 10px;
    }
}