:root {
    --bg: #f3f5f8;
    --card: #ffffff;
    --text: #1d2733;
    --muted: #64748b;
    --brand: #1f3b57;
    --accent: #2563eb;
    --ok: #1b7a3d;
    --bad: #b3261e;
    --line: #dde3ea;
}
* { box-sizing: border-box; }
body {
    margin: 0; background: var(--bg); color: var(--text);
    font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }
.top { background: var(--brand); color: #fff; padding: 14px 0; margin-bottom: 24px; }
.top .org { font-weight: 600; letter-spacing: .02em; }
.foot { color: var(--muted); font-size: 13px; text-align: center; padding: 24px 16px 40px; }
h1 { font-size: 1.5rem; margin: 0 0 .5rem; }
h2 { font-size: 1.2rem; margin: 0 0 .75rem; }
.card {
    background: var(--card); border: 1px solid var(--line); border-radius: 10px;
    padding: 20px 22px; margin-bottom: 16px;
}
.card.narrow { max-width: 480px; margin: 40px auto; }
.muted { color: var(--muted); font-size: .92rem; }
.who { margin: 0 0 .5rem; }
.alert { background: #fdecea; color: var(--bad); border: 1px solid #f5c2bd; padding: 10px 14px; border-radius: 8px; }
.error h1 { color: var(--bad); }
label[for] { display: block; font-weight: 600; margin: 12px 0 6px; }
input[type=text] {
    width: 100%; padding: 10px 12px; font-size: 1rem; border: 1px solid #b8c2cc; border-radius: 8px;
}
input[type=text]:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn {
    display: inline-block; margin-top: 16px; padding: 11px 22px; font-size: 1rem; font-weight: 600;
    background: var(--accent); color: #fff; border: 0; border-radius: 8px; cursor: pointer;
}
.btn:hover { filter: brightness(1.08); }
.btn.secondary { background: var(--brand); }
.btn.link { background: none; color: var(--muted); font-weight: 400; text-decoration: underline; padding: 4px; }
.center { text-align: center; }
fieldset.question { border: 1px solid var(--line); }
fieldset.question legend { float: left; width: 100%; font-weight: 600; margin-bottom: 10px; padding: 0; }
fieldset.question legend + * { clear: left; }
.num { color: var(--accent); }
.opt {
    display: flex; align-items: flex-start; gap: 10px; padding: 9px 12px; margin: 6px 0;
    border: 1px solid var(--line); border-radius: 8px; cursor: pointer;
}
.opt:hover { background: #f5f8ff; }
.opt:has(input:checked) { border-color: var(--accent); background: #eef4ff; }
.opt input { margin-top: 4px; }
.letter { font-weight: 600; color: var(--muted); min-width: 1.2em; }
.result { text-align: center; }
.result .score { font-size: 2.6rem; font-weight: 700; margin: 8px 0; }
.result .score span { font-size: 1.4rem; color: var(--muted); font-weight: 500; }
.result.pass { border-top: 6px solid var(--ok); }
.result.fail { border-top: 6px solid var(--bad); }
.result.pass .verdict { color: var(--ok); font-weight: 600; }
.result.fail .verdict { color: var(--bad); font-weight: 600; }
.review { padding-left: 1.3em; }
.review li { margin-bottom: 12px; }
.review p { margin: 2px 0; }
.review .q { font-weight: 600; }
.review li.ok { color: var(--text); }
.review li.bad > p:nth-child(2) { color: var(--bad); }
.review .right { color: var(--ok); }
table.list { width: 100%; border-collapse: collapse; font-size: .95rem; }
table.list th, table.list td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--line); }
.okc { color: var(--ok); font-weight: 600; }
.badc { color: var(--bad); font-weight: 600; }
ul.files { padding-left: 1.2em; }
ul.files li { margin: 4px 0; }
ul.files .small { font-size: .85rem; color: var(--muted); margin-left: 8px; }
@media (max-width: 560px) {
    .card { padding: 16px; }
    table.list th:nth-child(3), table.list td:nth-child(3) { display: none; }
}