:root {
    color-scheme: dark;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #0b0d0c;
    color: #f3f5f4;
    --panel: #1d201e;
    --edge: #343936;
    --muted: #a3aaa6;
    --engraving: #ded6b3;
    --green: #50e87d;
    --amber: #ffa82e;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: #0b0d0c;
    line-height: 1.75;
}

header, main, footer {
    width: min(760px, calc(100% - 40px));
    margin-inline: auto;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 72px;
    border-bottom: 1px solid var(--edge);
}

.brand {
    color: #f3f5f4;
    font-weight: 800;
    text-decoration: none;
}

.back {
    color: var(--green);
    text-decoration: none;
}

main { padding: 48px 0 72px; }

h1 {
    margin: 0 0 8px;
    font-size: clamp(2rem, 8vw, 3rem);
    line-height: 1.2;
    letter-spacing: 0;
}

h2 {
    margin: 40px 0 10px;
    padding-top: 16px;
    border-top: 1px solid var(--edge);
    font-size: 1.25rem;
    letter-spacing: 0;
}

p, li { color: #c9cfcc; }
ul { padding-left: 1.3rem; }
a { color: var(--green); }

.updated {
    margin-top: 0;
    color: #7d8782;
}

.product-home { padding-top: 36px; }

.product-hero {
    display: grid;
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: center;
    gap: 24px;
    min-height: 210px;
}

.app-icon {
    display: block;
    width: 120px;
    height: 120px;
    border-radius: 24px;
    box-shadow: 0 16px 40px rgb(0 0 0 / 45%);
}

.eyebrow {
    margin: 0 0 6px;
    color: var(--engraving);
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
}

.lead {
    margin: 10px 0 0;
    color: var(--muted);
    font-size: 1.05rem;
}

.safety h2 { color: var(--amber); }

.page-links {
    margin-top: 48px;
    border-top: 1px solid var(--edge);
}

.page-links a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 82px;
    border-bottom: 1px solid var(--edge);
    color: #f3f5f4;
    text-decoration: none;
}

.page-links strong,
.page-links small {
    display: block;
}

.page-links small {
    margin-top: 2px;
    color: var(--muted);
}

.contact-button {
    display: inline-flex;
    align-items: center;
    min-height: 48px;
    padding: 0 18px;
    border: 1px solid var(--green);
    border-radius: 6px;
    color: #071009;
    background: var(--green);
    font-weight: 800;
    text-decoration: none;
}

footer {
    padding: 24px 0 40px;
    border-top: 1px solid var(--edge);
    color: #7d8782;
    font-size: 0.85rem;
}

@media (max-width: 520px) {
    .product-hero {
        grid-template-columns: 88px minmax(0, 1fr);
        gap: 16px;
        min-height: 160px;
    }

    .app-icon {
        width: 88px;
        height: 88px;
        border-radius: 18px;
    }

    h1 { font-size: 2rem; }
}