:root {
    --bg-color: #000000;
    --bg-secondary: #1c1c1e;
    --text-primary: #ffffff;
    --text-secondary: #8e8e93;
    --accent-color: #0a84ff;
    --border-color: #38383a;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header / Hero */
header {
    padding: 80px 0 60px;
    text-align: center;
}

.app-icon {
    width: 120px;
    height: 120px;
    border-radius: 28px;
    margin-bottom: 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
    border: 1px solid var(--border-color);
}

h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 12px;
    background: linear-gradient(135deg, #fff 0%, #b0b0b0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 24px;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 40px;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: white;
    padding: 14px 32px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
    transition: transform 0.2s, opacity 0.2s;
}

.cta-button:hover {
    transform: scale(1.02);
    opacity: 0.9;
}

/* Sections */
section {
    padding: 60px 0;
    border-top: 1px solid var(--border-color);
}

h2 {
    font-size: 32px;
    margin-bottom: 30px;
    text-align: center;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.feature-card {
    background-color: var(--bg-secondary);
    padding: 30px;
    border-radius: 20px;
    transition: transform 0.2s;
}

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

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 16px;
}

/* Policy Content */
.policy-content {
    padding: 60px 0;
    max-width: 800px;
    margin: 0 auto;
}

.policy-content h1 {
    text-align: left;
    margin-bottom: 40px;
}

.policy-content h2 {
    text-align: left;
    font-size: 24px;
    margin-top: 40px;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.policy-content p {
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.policy-content ul {
    margin-bottom: 16px;
    padding-left: 20px;
    color: var(--text-secondary);
}

.policy-content li {
    margin-bottom: 8px;
}

/* Footer */
footer {
    padding: 60px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
}

.footer-links {
    margin-bottom: 20px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    margin: 0 15px;
    transition: color 0.2s;
}

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

@media (max-width: 768px) {
    h1 { font-size: 36px; }
    .subtitle { font-size: 20px; }
    .container { padding: 0 20px; }
}