:root {
    --bg: #fafafa;
    --text: #1a1a1a;
    --muted: #666;
    --accent: #0071e3;
    --card-bg: #fff;
    --border: #e5e5e5;
    --radius: 16px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #111;
        --text: #f0f0f0;
        --muted: #999;
        --accent: #3b9aff;
        --card-bg: #1c1c1e;
        --border: #333;
    }
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Helvetica Neue', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Nav */
nav {
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}
nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 18px;
    color: var(--text);
}
.nav-brand img {
    width: 32px;
    height: 32px;
    border-radius: 8px;
}
.nav-links { display: flex; gap: 24px; }
.nav-links a { color: var(--muted); font-size: 15px; }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* Hero */
.hero {
    text-align: center;
    padding: 80px 0 60px;
}
.hero-icon {
    width: 120px;
    height: 120px;
    border-radius: 28px;
    margin-bottom: 24px;
}
.hero h1 {
    font-size: 42px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
}
.hero .tagline {
    font-size: 20px;
    color: var(--muted);
    margin-bottom: 32px;
}
.app-store-badge {
    height: 54px;
    transition: opacity 0.2s;
}
.app-store-badge:hover { opacity: 0.8; }

/* Features */
.features {
    padding: 60px 0;
}
.features h2 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 32px;
    text-align: center;
}
.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}
.feature-card h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
}
.feature-card p {
    font-size: 15px;
    color: var(--muted);
    line-height: 1.5;
}

/* Pricing */
.pricing {
    padding: 60px 0;
}
.pricing h2 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 32px;
    text-align: center;
}
.pricing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
}
.pricing-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
}
.pricing-card.featured {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent);
}
.pricing-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 4px;
}
.pricing-card .price {
    font-size: 15px;
    color: var(--muted);
    margin-bottom: 16px;
}
.pricing-card ul {
    list-style: none;
    text-align: left;
    font-size: 14px;
}
.pricing-card ul li {
    padding: 4px 0;
    color: var(--muted);
}
.pricing-card ul li::before {
    content: "\2713\00a0";
    color: var(--accent);
}

/* Page content (privacy, support) */
.page-content {
    padding: 60px 0 80px;
}
.page-content h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
}
.page-content .updated {
    font-size: 14px;
    color: var(--muted);
    margin-bottom: 32px;
}
.page-content h2 {
    font-size: 20px;
    font-weight: 600;
    margin-top: 32px;
    margin-bottom: 12px;
}
.page-content p, .page-content ul {
    font-size: 16px;
    color: var(--muted);
    margin-bottom: 16px;
}
.page-content ul {
    padding-left: 24px;
}
.page-content li {
    margin-bottom: 8px;
}

/* Footer */
footer {
    border-top: 1px solid var(--border);
    padding: 24px 0;
    text-align: center;
    font-size: 13px;
    color: var(--muted);
}

@media (max-width: 600px) {
    .hero h1 { font-size: 32px; }
    .hero .tagline { font-size: 17px; }
    .feature-grid { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr; }
}