:root {
    --bg: #ffffff;
    --text: #111111;
    --muted: #555555;
    --border: #e5e5e5;
    --accent: #1a7f37;
    --max-width: 900px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Libre Baskerville", Georgia, serif;
    line-height: 1.65;
}

.wrap {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 48px 24px 80px;
}

/* ---------- Header ---------- */

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 64px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text);
    font-weight: 700;
}

.logo {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: #111;
}

nav a {
    margin-left: 24px;
    text-decoration: none;
    color: var(--muted);
    font-size: 14px;
}

    nav a:hover {
        color: var(--text);
    }

/* ---------- Hero ---------- */

.hero {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: start;
}

@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
    }
}

/* ---------- Text ---------- */

h1 {
    font-size: 38px;
    line-height: 1.25;
    margin: 0 0 16px;
}

h2 {
    font-size: 26px;
    margin-bottom: 16px;
}

.sub {
    color: var(--muted);
    max-width: 38em;
    margin-bottom: 24px;
}

/* ---------- Badges ---------- */

.badges {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
}

.badge {
    font-size: 12px;
    border: 1px solid var(--border);
    padding: 4px 10px;
    border-radius: 999px;
}

/* ---------- Buy Box ---------- */

.paypal-box {
    border-top: 1px solid var(--border);
    padding-top: 24px;
    margin-top: 24px;
}

.price {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
}

label {
    font-size: 13px;
    color: var(--muted);
}

input {
    width: 100%;
    padding: 10px;
    margin: 8px 0 16px;
    border: 1px solid var(--border);
    font-family: inherit;
    font-size: 14px;
}

.btn {
    padding: 10px 18px;
    border: 1px solid var(--border);
    background: none;
    cursor: pointer;
    font-size: 14px;
}

.btn-primary {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.small {
    margin-top: 12px;
    font-size: 13px;
    color: var(--muted);
}

/* ---------- Cover ---------- */

.cover img {
    width: 100%;
    height: auto;
    border: 1px solid var(--border);
}

/* ---------- Sections ---------- */

section {
    margin-top: 80px;
}

.card {
    padding: 0;
    border: none;
}

.card-inner {
    padding: 0;
}

/* ---------- Preview ---------- */

.viewer {
    border: 1px solid var(--border);
    height: 480px;
    margin-bottom: 16px;
}

    .viewer iframe {
        width: 100%;
        height: 100%;
        border: 0;
    }

.cta-row {
    display: flex;
    gap: 16px;
}

/* ---------- FAQ ---------- */

details {
    border-top: 1px solid var(--border);
    padding: 16px 0;
}

summary {
    cursor: pointer;
    font-weight: 700;
}

/* ---------- Footer ---------- */

.footer {
    margin-top: 96px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 13px;
    color: var(--muted);
}