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

:root {
    --primary-color: #4A90D9;
    --primary-dark: #357ABD;
    --text-color: #333;
    --text-light: #666;
    --bg-color: #f8f9fa;
    --card-bg: #fff;
    --border-color: #e0e0e0;
}

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

/* Header & Navigation */
header {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: white;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

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

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

.nav-links a:hover,
.nav-links a.active {
    color: white;
}

.lang-switch {
    display: flex;
    gap: 0.5rem;
}

.lang-switch button {
    padding: 0.5rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: transparent;
    color: rgba(255, 255, 255, 0.7);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.lang-switch button:hover,
.lang-switch button.active {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 16px;
    margin-bottom: 3rem;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
}

.hero .subtitle {
    font-size: 1.5rem;
    opacity: 0.9;
    margin-bottom: 1rem;
}

.hero .tagline {
    font-size: 1.1rem;
    opacity: 0.8;
}

/* Features Section */
.features {
    margin-bottom: 3rem;
}

.features h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.feature-card .icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

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

/* About Section */
.about {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 12px;
    text-align: center;
    margin-bottom: 3rem;
}

.about h2 {
    margin-bottom: 1rem;
}

.about p {
    max-width: 800px;
    margin: 0 auto;
    color: var(--text-light);
}

/* Download Section */
.download {
    text-align: center;
    padding: 3rem;
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: white;
    border-radius: 12px;
}

.download h2 {
    margin-bottom: 1rem;
}

/* Footer */
footer {
    background: #1a1a2e;
    color: white;
    padding: 2rem;
    margin-top: 3rem;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1rem;
}

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

.footer-links a:hover {
    color: white;
}

.copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* Legal Pages Styles */
.legal-content {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 12px;
    max-width: 900px;
    margin: 2rem auto;
}

.legal-content h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.legal-content .last-updated {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 0.9rem;
}

.legal-content h2 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--text-color);
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.legal-content h2:first-of-type {
    border-top: none;
    margin-top: 0;
}

.legal-content p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

.legal-content ul {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.legal-content .contact-info {
    background: var(--bg-color);
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        text-align: center;
    }

    .nav-links {
        gap: 1rem;
    }

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

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

    .legal-content {
        padding: 1.5rem;
        margin: 1rem;
    }

    .legal-content h1 {
        font-size: 1.5rem;
    }

    .legal-content h2 {
        font-size: 1.25rem;
    }
}