:root {
  color-scheme: light dark;
  --ink: #12161c;
  --bg: #ffffff;
  --muted: #5b6472;
  --accent: #2f6df6;
}

@media (prefers-color-scheme: dark) {
  :root { --ink: #e7ecf3; --bg: #0b0e12; --muted: #93a0b4; --accent: #6ea0ff; }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

main { max-width: 720px; margin: 0 auto; padding: 48px 22px; }
h1 { font-size: clamp(28px, 5vw, 44px); letter-spacing: -0.02em; margin: 0 0 12px; }
a { color: var(--accent); }

/* ── Shell ─────────────────────────────────────────────────────────────── */

:root { --line: #d8dde5; --soft: #f4f6f9; --pass: #1a7f37; --warn: #9a6700; --fail: #cf222e; }
@media (prefers-color-scheme: dark) {
  :root { --line: #2a313b; --soft: #141a21; --pass: #3fb950; --warn: #d29922; --fail: #f85149; }
}

main { max-width: 860px; }
h2 { margin-top: 2.2em; letter-spacing: -0.01em; }
h3 { margin: 0 0 4px; font-size: 1rem; }
code, pre { font: 14px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; }
pre { background: var(--soft); border: 1px solid var(--line); padding: 12px; overflow-x: auto; white-space: pre-wrap; word-break: break-word; }
.muted { color: var(--muted); }
.lede { font-size: 1.125rem; }

.site-header, .site-footer {
  max-width: 860px; margin: 0 auto; padding: 16px 22px;
  display: flex; gap: 18px; align-items: center; flex-wrap: wrap;
}
.site-header { justify-content: space-between; border-bottom: 1px solid var(--line); }
.site-header nav { display: flex; gap: 16px; align-items: center; }
.site-header nav span { display: inline-flex; gap: 16px; align-items: center; }
.brand { font-weight: 700; color: var(--ink); text-decoration: none; font-size: 1.1rem; }
.site-footer { border-top: 1px solid var(--line); font-size: 14px; }

/* ── Forms ─────────────────────────────────────────────────────────────── */

input, textarea, button { font: inherit; color: inherit; }
input, textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg); }
button, .button-secondary {
  padding: 10px 16px; border-radius: 6px; border: 1px solid var(--accent);
  background: var(--accent); color: #fff; cursor: pointer; text-decoration: none; display: inline-block;
}
.button-secondary { background: transparent; color: var(--accent); }
.link-button { background: none; border: 0; padding: 0; color: var(--accent); text-decoration: underline; }
.stack { display: grid; gap: 8px; max-width: 460px; }
.stack button { justify-self: start; margin-top: 8px; }
.inline-field { display: flex; gap: 8px; }
.inline-field input { flex: 1; }
.form-status { min-height: 1.6em; color: var(--muted); }
.notice { background: var(--soft); border-left: 3px solid var(--accent); padding: 10px 14px; }
.trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.search { display: flex; gap: 8px; align-items: center; margin-bottom: 16px; }
.search label { white-space: nowrap; }

/* ── Front page ────────────────────────────────────────────────────────── */

.hero { padding-bottom: 12px; }
.audit-form { margin: 24px 0 8px; }
.audit-form label { display: block; font-weight: 600; margin-bottom: 6px; }
.recent { list-style: none; padding: 0; }
.recent li { padding: 6px 0; border-bottom: 1px solid var(--line); }
.dimension-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.dimension-card { display: block; padding: 14px; border: 1px solid var(--line); border-radius: 8px; color: inherit; text-decoration: none; }
.dimension-card:hover { border-color: var(--accent); }
.dimension-card p { margin: 0; color: var(--muted); font-size: 15px; }
.plans { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.plan { border: 1px solid var(--line); border-radius: 8px; padding: 14px 18px; }
.columns { columns: 2; }

/* ── Reports ───────────────────────────────────────────────────────────── */

.grade {
  display: inline-block; min-width: 1.8em; text-align: center; font-weight: 700;
  border-radius: 4px; color: #fff; background: var(--muted); padding: 0 6px;
}
.grade-A { background: #1a7f37; } .grade-B { background: #4c9a2a; } .grade-C { background: #b08800; }
.grade-D { background: #d4731c; } .grade-F { background: #cf222e; }
.grade-large { font-size: 44px; line-height: 1; padding: 14px 18px; border-radius: 10px; }
.scorecard { display: flex; gap: 20px; align-items: center; margin: 12px 0 20px; }
.scorecard p { margin: 0; }
.score { font-size: 1.25rem; }
.crumbs { margin: 0 0 6px; font-size: 14px; }
.toc { display: flex; flex-wrap: wrap; gap: 8px 16px; padding: 12px 0; border-block: 1px solid var(--line); }
.dimension { margin-top: 2.4em; }
.dimension h2 { display: flex; justify-content: space-between; align-items: baseline; margin-top: 0; }
.dimension-score { font-size: 1rem; color: var(--muted); }
.findings { list-style: none; padding: 0; margin: 0; }
.finding { display: grid; grid-template-columns: 84px 1fr; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.finding p { margin: 0 0 4px; }
.status { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; color: var(--muted); }
.finding-pass .status { color: var(--pass); }
.finding-warn .status { color: var(--warn); }
.finding-fail .status { color: var(--fail); }
.fix { color: var(--muted); }
.nps-scale { display: flex; flex-wrap: wrap; gap: 4px; }
.nps-scale button { min-width: 40px; padding: 8px 0; background: transparent; color: var(--ink); border-color: var(--line); }
.nps-scale button:hover { border-color: var(--accent); }
table.reports { width: 100%; border-collapse: collapse; font-size: 15px; }
table.reports th, table.reports td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
.pager { display: flex; gap: 16px; }

/* ── Admin ─────────────────────────────────────────────────────────────── */

.admin-nav { display: flex; gap: 16px; margin-bottom: 20px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.tile { border: 1px solid var(--line); border-radius: 8px; padding: 12px; display: grid; }
.tile-value { font-size: 28px; font-weight: 700; }
.pill { font-size: 12px; border: 1px solid var(--line); border-radius: 999px; padding: 0 8px; }
.feedback-item { border-bottom: 1px solid var(--line); padding: 12px 0; }
.feedback-item h2 { margin: 0; font-size: 1.1rem; }

@media (max-width: 560px) {
  .finding { grid-template-columns: 1fr; gap: 2px; }
  .inline-field { flex-direction: column; }
  .columns { columns: 1; }
}