/* TravelHub Landing - Clean CSS */
:root {
    --primary: #1F4E78;
    --primary-light: #2E5C8A;
    --primary-lighter: #3D6FA8;
    --accent: #667eea;
    --accent-dark: #764ba2;
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --white: #ffffff;
    --light-bg: #f5f5f5;
    --text: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --border: #D5E8F0;
    --success: #28a745;
    --warning: #FF9800;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--light-bg);
}

/* Header & Navigation */
.site-header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 30px;
    align-items: center;
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: color 0.3s;
    padding: 5px 0;
}

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

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text);
    margin: 5px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: var(--gradient);
    color: var(--white);
    padding: 80px 20px;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.95;
    line-height: 1.5;
}

.hero-countries {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.country-flag {
    width: 50px;
    height: 35px;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.app-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.app-button img {
    height: 50px;
    width: auto;
    transition: transform 0.3s;
}

.app-button:hover img {
    transform: scale(1.05);
}

/* Sections */
.section {
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 32px;
    color: var(--primary);
    margin-bottom: 15px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 16px;
    margin-bottom: 40px;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 15px;
    display: block;
}

.feature-card h3 {
    color: var(--primary);
    font-size: 20px;
    margin-bottom: 10px;
    border: none;
    padding: 0;
}

.feature-card p {
    color: var(--text-light);
    text-align: center;
    margin: 0;
}

/* Countries */
.countries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.country-card {
    background: var(--white);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.country-card:hover {
    transform: translateY(-3px);
}

.country-card img {
    width: 80px;
    height: 55px;
    border-radius: 6px;
    margin-bottom: 10px;
}

.country-card span {
    display: block;
    font-weight: 600;
    color: var(--primary);
}

/* How it Works */
.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

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

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    margin: 0 auto 15px;
}

.step-card h3 {
    color: var(--primary);
    margin-bottom: 10px;
    border: none;
    padding: 0;
}

.step-card p {
    color: var(--text-light);
    text-align: center;
    margin: 0;
}

/* CTA Section */
.cta-section {
    background: var(--gradient);
    color: var(--white);
    padding: 60px 20px;
    text-align: center;
}

.cta-section h2 {
    color: var(--white);
    border: none;
    padding: 0;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.95;
    text-align: center;
}

/* Footer */
.site-footer {
    background: var(--primary);
    color: var(--white);
    padding: 40px 20px 20px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h4 {
    font-size: 16px;
    margin-bottom: 15px;
    color: var(--white);
}

.footer-section ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-section li {
    margin-bottom: 8px;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

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

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    margin-bottom: 8px;
    text-align: left;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 20px;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom p {
    margin-bottom: 5px;
    text-align: center;
}

/* Page Content (Internal Pages) */
.page-content {
    max-width: 900px;
    margin: 40px auto;
    padding: 0 20px;
}

.page-content .container,
.page-content .main-container {
    box-shadow: none;
    padding: 0;
    max-width: 100%;
}

.page-content h1 {
    color: var(--primary);
    font-size: 32px;
    margin-bottom: 20px;
    border: none;
    padding: 0;
    text-align: center;
}

.page-content .subtitle {
    text-align: center;
    margin-bottom: 30px;
}

.page-content .back-to-top {
    background: var(--primary);
    color: white;
    padding: 8px 15px;
    text-decoration: none;
    border-radius: 4px;
    font-size: 13px;
    display: inline-block;
    margin-top: 10px;
}

.page-content .back-to-top:hover {
    background: var(--primary-light);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        gap: 15px;
    }

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

    .nav-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 28px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .section-title {
        font-size: 24px;
    }

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