:root {
    color-scheme: light;
    --ink: #1f1a17;
    --muted: #6d6258;
    --paper: #f3efe7;
    --card: #fffdf8;
    --line: #e2d8cc;
    --accent: #9a3b1b;
    --accent-ink: #fffaf6;
    --ok: #215743;
    --bad: #8d2b24;
    --mono: "IBM Plex Mono", "Source Code Pro", ui-monospace, monospace;
    --sans: "Avenir Next", "Segoe UI", "Trebuchet MS", sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    line-height: 1.45;
}

a { color: var(--accent); }

.topbar {
    display: flex;
    gap: 1rem;
    align-items: baseline;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--line);
    background: #1f1a17;
    color: #f6f1ea;
}

.brand {
    color: inherit;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.brand-note { color: #c8b8a6; font-size: 0.9rem; }

.topbar form { margin-left: auto; }

.link, button.secondary, a.secondary {
    background: transparent;
    color: inherit;
    border: 0;
    cursor: pointer;
    font: inherit;
}

main { padding: 1.5rem; max-width: 980px; margin: 0 auto; }

h1 { font-size: 1.7rem; margin: 0 0 0.4rem; }
h2 { font-size: 1.05rem; margin: 1.2rem 0 0.4rem; }

.card, table {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
}

.card { padding: 1rem 1.1rem 1.2rem; margin: 1rem 0; }
.card.narrow { max-width: 420px; }

label { display: block; margin: 0.8rem 0; font-size: 0.92rem; }
label.check { display: flex; gap: 0.5rem; align-items: center; }

input, textarea, select {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    padding: 0.55rem 0.65rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: white;
    color: var(--ink);
    font: inherit;
}

textarea, pre, code { font-family: var(--mono); font-size: 0.84rem; }

button, .button {
    display: inline-block;
    margin-top: 0.6rem;
    background: var(--accent);
    color: var(--accent-ink);
    border: 0;
    border-radius: 999px;
    padding: 0.55rem 1rem;
    text-decoration: none;
    cursor: pointer;
    font: inherit;
}

button.secondary, a.button.secondary {
    background: transparent;
    color: var(--ink);
    border: 1px solid var(--line);
}

.row, .actions { display: flex; justify-content: space-between; gap: 1rem; align-items: center; flex-wrap: wrap; }
.actions form { margin: 0; }
.actions button { margin-top: 0; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0.6rem; }

table { width: 100%; border-collapse: collapse; overflow: hidden; }
th, td { text-align: left; padding: 0.65rem 0.8rem; border-bottom: 1px solid var(--line); vertical-align: top; }
tr.failed { background: #f8e8e4; }

pre {
    white-space: pre-wrap;
    background: #231e1b;
    color: #f4ecdf;
    padding: 0.9rem;
    border-radius: 10px;
    overflow-x: auto;
}

.muted, .hint { color: var(--muted); }
.banner { background: #e7f0ea; color: var(--ok); padding: 0.7rem 0.9rem; border-radius: 10px; }
.banner-error { background: #f8e8e4; color: var(--bad); }
dl { display: grid; grid-template-columns: 8rem 1fr; gap: 0.35rem 0.8rem; }
dt { color: var(--muted); }
fieldset { border: 1px solid var(--line); border-radius: 10px; margin: 1rem 0; }