:root {
    --primary-color: #007AFF; /* iOS Blue */
    --background-color: #ffffff;
    --text-color: #1d1d1f;
    --secondary-text: #86868b;
    --accent-color: #f5f5f7;
    --border-radius: 12px;
    --max-width: 1200px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --background-color: #000000;
        --text-color: #f5f5f7;
        --secondary-text: #86868b;
        --accent-color: #1d1d1f;
    }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

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

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    padding: 20px 0;
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    z-index: 100;
}

@media (prefers-color-scheme: dark) {
    header {
        background-color: rgba(0, 0, 0, 0.8);
    }
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.2rem;
    text-decoration: none;
    color: var(--text-color);
}

.logo img {
    height: 40px;
    width: auto;
    border-radius: 8px;
}

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-links a {
    text-decoration: none;
    color: var(--secondary-text);
    font-size: 0.9rem;
    transition: color 0.2s;
}

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

/* Hero Section */
.hero {
    text-align: center;
    padding: 100px 0;
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--text-color) 0%, var(--secondary-text) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.hero p {
    font-size: 1.5rem;
    color: var(--secondary-text);
    max-width: 600px;
    margin-bottom: 40px;
}

.cta-button {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 16px 32px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: transform 0.2s, opacity 0.2s;
}

.cta-button:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

/* Features */
.features {
    padding: 80px 0;
    background-color: var(--accent-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.feature-card {
    padding: 30px;
    background-color: var(--background-color);
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.feature-card h3 {
    margin-bottom: 10px;
    font-size: 1.3rem;
}

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

/* Legal Pages */
.legal-content {
    padding: 60px 0;
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h1 {
    margin-bottom: 40px;
    font-size: 2.5rem;
}

.legal-content h2 {
    margin: 30px 0 15px;
    font-size: 1.5rem;
}

.legal-content p, .legal-content ul {
    margin-bottom: 15px;
    color: var(--secondary-text);
}

.legal-content ul {
    padding-left: 20px;
}

.legal-content li {
    margin-bottom: 10px;
}

/* Footer */
footer {
    padding: 40px 0;
    text-align: center;
    color: var(--secondary-text);
    font-size: 0.9rem;
    border-top: 1px solid var(--accent-color);
}

.footer-links {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.footer-links a {
    color: var(--secondary-text);
    text-decoration: none;
}

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

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    .hero p {
        font-size: 1.2rem;
    }
}