:root {
    color-scheme: light dark;
    --accent: #6565e9;
    --accent-hover: #5454d4;
    --accent-muted: rgba(101, 101, 233, 0.12);
    --bg: #f5f5f7;
    --bg-elevated: #ffffff;
    --text: #1d1d1f;
    --text-secondary: #6e6e73;
    --border: rgba(0, 0, 0, 0.08);
}

@media (prefers-color-scheme: dark) {
    :root {
        --accent: #7a7afa;
        --accent-hover: #8f8fff;
        --accent-muted: rgba(122, 122, 250, 0.15);
        --bg: #000000;
        --bg-elevated: #1c1c1e;
        --text: #f5f5f7;
        --text-secondary: #a1a1a6;
        --border: rgba(255, 255, 255, 0.1);
    }
}

* { box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}

.site-header .container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text);
    text-decoration: none;
}

.site-logo:hover { text-decoration: none; }

.site-logo img {
    width: 32px;
    height: 32px;
    display: block;
}

.site-nav-links {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
}

.site-nav-links a {
    color: var(--text-secondary);
}

.site-nav-links a:hover {
    color: var(--accent);
    text-decoration: none;
}

@media (max-width: 600px) {
    .site-nav-links { display: none; }
}

.app-store-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    background: var(--accent);
    color: #fff;
    transition: background 0.2s, transform 0.15s;
}

.app-store-cta:hover {
    background: var(--accent-hover);
    color: #fff;
    text-decoration: none;
    transform: translateY(-1px);
}