/*
 * One stylesheet, no framework, no CDN — which is what lets the CSP forbid
 * everything but 'self'. Dark mode included because staff use this at a front
 * desk that is often dim.
 */

:root {
  --bg: #f4f5f3;
  --surface: #ffffff;
  --border: #d8dad5;
  --text: #1a1d1a;
  --muted: #5d625d;
  --accent: #1f5135;
  --accent-text: #ffffff;
  --danger: #8c2b20;
  --ok-bg: #e4efe6;
  --ok-border: #8fb79b;
  --error-bg: #f8e6e3;
  --error-border: #d39c93;
  --radius: 6px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14160f;
    --surface: #1d2018;
    --border: #353a2d;
    --text: #eef0ea;
    --muted: #a3a89c;
    --accent: #7fb08c;
    --accent-text: #11150f;
    --danger: #e08076;
    --ok-bg: #1d2b20;
    --ok-border: #3f6349;
    --error-bg: #2e1c19;
    --error-border: #6b3a33;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

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

.shell {
  max-width: 68rem;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}
.shell--narrow { max-width: 34rem; }

h1 { font-size: 1.6rem; margin: 0.5rem 0 1rem; }
h2 { font-size: 1.1rem; margin: 0 0 0.75rem; }

.lede { color: var(--muted); max-width: 46rem; }
.muted { color: var(--muted); font-size: 0.9rem; }
.aside { margin-top: 1.25rem; font-size: 0.95rem; }
.breadcrumb { margin: 0 0 0.5rem; font-size: 0.9rem; }

/* ---------------------------------------------------------------- topbar */

.topbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.topbar__brand { font-weight: 600; text-decoration: none; color: var(--text); }
.topbar__nav { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.topbar__who { color: var(--muted); font-size: 0.85rem; }
.topbar__logout { margin: 0; }

/* ----------------------------------------------------------------- cards */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin: 0 0 1.25rem;
}
.card--highlight { border-left: 4px solid var(--accent); }

.banner {
  padding: 0.7rem 1rem;
  border-radius: var(--radius);
  margin: 0 0 1.25rem;
}
.banner--ok { background: var(--ok-bg); border: 1px solid var(--ok-border); }
.banner--error { background: var(--error-bg); border: 1px solid var(--error-border); }

.errors {
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  border-radius: var(--radius);
  margin: 0 0 1rem;
  padding: 0.6rem 1rem 0.6rem 2rem;
}

/* ---------------------------------------------------------------- forms */

fieldset {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin: 0 0 1.25rem;
  padding: 1rem 1.1rem 0.25rem;
}
legend { padding: 0 0.4rem; font-weight: 600; font-size: 0.95rem; }

.field { margin: 0 0 1rem; display: flex; flex-direction: column; gap: 0.3rem; }
.field label { font-weight: 500; font-size: 0.95rem; }
.field input, .field select, .field textarea {
  font: inherit;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.field--invalid input { border-color: var(--error-border); }
.field__hint { color: var(--muted); font-size: 0.85rem; }
.field__hint--block { margin: 0 0 1rem; }
.field__error { color: var(--danger); font-size: 0.85rem; }

.button {
  font: inherit;
  font-weight: 500;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--accent-text);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.button:hover { filter: brightness(1.08); }
.button--quiet { background: transparent; color: var(--accent); }
.button--danger { background: var(--danger); border-color: var(--danger); color: #fff; }

.row { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.actions form { margin: 0; }
.decision { border-top: 1px solid var(--border); padding-top: 1rem; margin-top: 1rem; }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0 0 1.25rem;
}
.filters input, .filters select {
  font: inherit;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
}

/* ---------------------------------------------------------------- tiles */

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 1rem;
  margin: 0 0 1.5rem;
}
.tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.tile--attention { border-color: var(--accent); border-left-width: 4px; }
.tile--stub { opacity: 0.65; }
.tile__value { font-size: 1.8rem; font-weight: 600; line-height: 1.1; }
.tile__label { color: var(--muted); font-size: 0.9rem; }
.tile__note { color: var(--muted); font-size: 0.75rem; font-style: italic; }

/* --------------------------------------------------------------- tables */

.table { width: 100%; border-collapse: collapse; background: var(--surface); font-size: 0.93rem; }
.table th, .table td {
  text-align: left;
  padding: 0.6rem 0.7rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.table th { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
.table--dense { font-size: 0.85rem; }
.truncate { max-width: 20rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.kv { display: grid; grid-template-columns: minmax(8rem, 12rem) 1fr; gap: 0.4rem 1rem; margin: 0 0 1rem; }
.kv dt { color: var(--muted); font-size: 0.9rem; }
.kv dd { margin: 0; }

.badge {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 0.78rem;
  text-transform: capitalize;
}
.badge--active, .badge--approved, .badge--matched { background: var(--ok-bg); border-color: var(--ok-border); }
.badge--rejected, .badge--suspended, .badge--unmatched { background: var(--error-bg); border-color: var(--error-border); }

/* ----------------------------------------------------------- mfa, misc */

.steps { padding-left: 1.3rem; }
.steps li { margin-bottom: 0.9rem; }
.qr { background: #fff; padding: 0.75rem; width: max-content; border-radius: var(--radius); margin: 0.5rem 0; }
.qr svg { display: block; width: 190px; height: 190px; }
.secret {
  display: inline-block;
  font-size: 1.05rem;
  letter-spacing: 0.1em;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.35rem 0.6rem;
  word-break: break-all;
}
.codes { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); gap: 0.4rem; }
.codes code { font-size: 1.05rem; letter-spacing: 0.08em; }
.notes { list-style: none; padding: 0; }
.notes li { border-left: 3px solid var(--border); padding: 0 0 0 0.8rem; margin: 0 0 1rem; }
.notes p { margin: 0.2rem 0 0; }

.footer { color: var(--muted); font-size: 0.8rem; text-align: center; padding: 1.5rem 1rem 2.5rem; }

details summary { cursor: pointer; font-weight: 500; }