/* CSS Variables - App Colors */
:root {
    --primary: #373c77;
    --secondary: #efb985;
    --dark: #676caa;
    --light: #f7d7af;
    --warm: #dc8f75;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-on-primary: #ffffff;
    --bg-light: #fafafa;
    --bg-white: #ffffff;
    --shadow: rgba(55, 60, 119, 0.1);
    --shadow-hover: rgba(55, 60, 119, 0.2);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background-color: var(--bg-white);
}

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

/* Navigation */
.navbar {
    background-color: var(--bg-white);
    box-shadow: 0 2px 10px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.logo:hover {
    color: var(--dark);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

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

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

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

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

.language-switcher {
    display: flex;
    gap: 0.5rem;
    margin-left: 1rem;
}

.lang-btn {
    padding: 0.5rem 1rem;
    border: 2px solid var(--primary);
    background-color: transparent;
    color: var(--primary);
    cursor: pointer;
    font-weight: 600;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.lang-btn.active {
    background-color: var(--primary);
    color: var(--text-on-primary);
}

.lang-btn:hover:not(.active) {
    background-color: var(--light);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--light) 0%, var(--bg-white) 100%);
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.store-badge {
    height: 60px;
    width: auto;
    transition: transform 0.3s ease;
}

.store-badge:hover {
    transform: scale(1.05);
}

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

.story-illustration {
    width: 100%;
    max-width: 500px;
    height: 400px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 100%);
    border-radius: 20px;
    position: relative;
    box-shadow: 0 20px 60px var(--shadow-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-on-primary);
    font-size: 4rem;
}

.story-illustration::before {
    content: '📖';
    font-size: 8rem;
    opacity: 0.3;
}

/* Features Section */
.features {
    padding: 5rem 0;
    background-color: var(--bg-white);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    text-align: center;
    margin-bottom: 3rem;
}

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

.feature-card {
    background-color: var(--bg-white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px var(--shadow);
    transition: all 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px var(--shadow-hover);
}

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

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* CTA Section */
.cta {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 100%);
    color: var(--text-on-primary);
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-on-primary);
}

.cta-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.cta .store-badge {
    filter: brightness(0) invert(1);
}

/* Footer */
.footer {
    background-color: #2a2a2a;
    color: #e0e0e0;
    padding: 3rem 0 1rem;
}

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

.footer-column h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-on-primary);
}

.footer-column p {
    line-height: 1.8;
    color: #b0b0b0;
}

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

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

.footer-links a {
    color: #b0b0b0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--text-on-primary);
}

.footer-column a {
    color: #b0b0b0;
    text-decoration: none;
}

.footer-column a:hover {
    color: var(--text-on-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #444;
    color: #888;
    font-size: 0.9rem;
}

/* Content Pages */
.content-page {
    padding: 3rem 0;
    min-height: 60vh;
}

.content-page h1 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 2rem;
}

.content-page h2 {
    font-size: 1.4rem;
    color: var(--primary);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.content-page h3 {
    font-size: 1.2rem;
    color: var(--dark);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.content-page p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.content-page ul, .content-page ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.content-page li {
    margin-bottom: 0.5rem;
    line-height: 1.8;
    font-size: 0.9rem;
}

.content-page a {
    color: var(--primary);
    text-decoration: none;
    border-bottom: 1px solid var(--primary);
    transition: color 0.3s ease;
}

.content-page a:hover {
    color: var(--dark);
    border-bottom-color: var(--dark);
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-white);
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 4px 10px var(--shadow);
    }

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

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
    }

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

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

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

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

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

    .store-badge {
        height: 50px;
    }
}