:root {
    --paper: #f3efe6;
    --ink: #1a1714;
    --muted: #5e584e;
    --line: #ddd4c4;
    --card: #faf7f2;
    --green: #1d6a46;
    --focus: #1d6a46;
}

* { box-sizing: border-box; }

html { background: var(--paper); color: var(--ink); }

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Avenir Next", "Segoe UI", sans-serif;
    font-size: 17px;
    line-height: 1.5;
}

.bar, main, footer { width: min(760px, calc(100% - 40px)); margin: 0 auto; }

.bar {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 28px 0 8px;
}

.mark {
    color: inherit;
    text-decoration: none;
    letter-spacing: 0.04em;
    font-size: 15px;
}

.mark span { font-weight: 600; }

.bar-note, .card-note, footer, .kicker { color: var(--muted); }

.kicker {
    margin: 48px 0 0;
    font-size: 13px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

h1 {
    margin: 10px 0 0;
    font-family: Palatino, "Palatino Linotype", "Iowan Old Style", Georgia, serif;
    font-weight: 500;
    font-size: clamp(40px, 6vw, 68px);
    line-height: 1.02;
    letter-spacing: -0.02em;
}

.lede { font-size: 19px; max-width: 38em; }

.card {
    margin-top: 36px;
    padding: 28px;
    background: var(--card);
    border: 1px solid var(--line);
}

h2 { margin: 0; font-size: 22px; font-weight: 600; }

.card-note { margin: 6px 0 18px; }

form { display: grid; gap: 14px; }

label { display: grid; gap: 6px; font-size: 14px; }

input, textarea {
    width: 100%;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
    font: inherit;
    padding: 12px 14px;
    border-radius: 0;
}

input:focus, textarea:focus {
    outline: 2px solid var(--focus);
    outline-offset: 1px;
}

button {
    justify-self: start;
    border: 0;
    background: var(--ink);
    color: var(--paper);
    font: inherit;
    padding: 12px 18px;
    cursor: pointer;
}

button:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }

.result { min-height: 1.5em; margin: 0; }

.points {
    display: grid;
    gap: 14px;
    margin: 36px 0 64px;
}

.points p { margin: 0; }

.install { margin-top: 36px; }

.install pre {
    overflow: auto;
    background: #fff;
    border: 1px solid var(--line);
    padding: 14px 16px;
    font-size: 13px;
    line-height: 1.5;
}

code { font-family: "IBM Plex Mono", "Source Code Pro", ui-monospace, monospace; font-size: 0.92em; }

footer { padding-bottom: 40px; font-size: 14px; }

@media (max-width: 640px) {
    .bar { flex-direction: column; gap: 4px; }
    .card { padding: 20px; }
}