:root {
  --ink: #16232e;
  --ink-soft: #4a5b68;
  --ink-faint: #7b8a95;
  --rule: #d7dee4;
  --rule-soft: #e8edf1;
  --surface: #ffffff;
  --canvas: #f2f5f7;
  --brand: #1f4b6e;
  --brand-dark: #16374f;
  --brand-tint: #eaf0f5;
  --accent: #0f766e;
  --warn-bg: #fdf6e3;
  --warn-rule: #e0c884;
  --warn-ink: #6b5312;
  --danger-bg: #fdf1f1;
  --danger-rule: #dfa9a9;
  --danger-ink: #7d2222;
  --radius: 4px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

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

.masthead {
  background: var(--brand);
  color: #fff;
  border-bottom: 3px solid var(--brand-dark);
}

.masthead-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-right: auto;
}

.brand-mark {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.brand-sub {
  font-size: 0.78rem;
  color: #c6d8e6;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.who {
  text-align: right;
  line-height: 1.3;
}

.who-name { font-weight: 600; font-size: 0.92rem; }
.who-org { font-size: 0.78rem; color: #c6d8e6; }

.masthead a.plain {
  color: #dbe8f2;
  font-size: 0.85rem;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--radius);
  padding: 0.3rem 0.7rem;
}

.masthead a.plain:hover { background: rgba(255, 255, 255, 0.12); }

main {
  flex: 1;
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.75rem 1.5rem 3rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.5rem;
}

h1 {
  font-size: 1.35rem;
  margin: 0 0 0.35rem;
  font-weight: 600;
}

h2 {
  font-size: 1.05rem;
  margin: 0 0 0.75rem;
  font-weight: 600;
}

.subtitle {
  color: var(--ink-soft);
  margin: 0 0 1.25rem;
}

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.9rem;
}

.count {
  color: var(--ink-faint);
  font-size: 0.85rem;
}

table.roster {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
}

table.roster caption {
  caption-side: top;
  text-align: left;
  padding: 0 0 0.5rem;
  color: var(--ink-faint);
  font-size: 0.85rem;
}

table.roster th,
table.roster td {
  text-align: left;
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--rule-soft);
  vertical-align: middle;
}

table.roster thead th {
  background: var(--brand-tint);
  color: var(--brand-dark);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--rule);
}

table.roster tbody tr:last-child td { border-bottom: none; }
table.roster tbody tr:hover { background: #f7fafc; }

.patient-name { font-weight: 600; }
.patient-id {
  display: block;
  font-size: 0.75rem;
  color: var(--ink-faint);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.88rem; }
.col-action { width: 1%; white-space: nowrap; }

.btn {
  display: inline-block;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid var(--brand);
  background: var(--brand);
  color: #fff;
  border-radius: var(--radius);
  padding: 0.4rem 0.9rem;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover { background: var(--brand-dark); border-color: var(--brand-dark); }

.btn.secondary {
  background: var(--surface);
  color: var(--brand);
}

.btn.secondary:hover { background: var(--brand-tint); }

.btn[disabled] {
  background: #cfd8de;
  border-color: #cfd8de;
  color: #6d7a84;
  cursor: not-allowed;
}

.btn.large { font-size: 1rem; padding: 0.6rem 1.4rem; }

.notice {
  border: 1px solid var(--warn-rule);
  background: var(--warn-bg);
  color: var(--warn-ink);
  border-left-width: 4px;
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  margin-bottom: 1.25rem;
  font-size: 0.92rem;
}

.notice strong { display: block; margin-bottom: 0.2rem; }

.notice.problem {
  border-color: var(--danger-rule);
  background: var(--danger-bg);
  color: var(--danger-ink);
}

.empty {
  padding: 2rem;
  text-align: center;
  color: var(--ink-faint);
  background: var(--surface);
  border: 1px dashed var(--rule);
  border-radius: var(--radius);
}

.detail-list {
  margin: 1rem 0 0;
  padding: 0.85rem 1rem;
  background: #f6f8fa;
  border: 1px solid var(--rule-soft);
  border-radius: var(--radius);
  list-style: none;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.82rem;
  color: var(--ink-soft);
  overflow-x: auto;
}

.detail-list li + li { margin-top: 0.4rem; }

.actions { margin-top: 1.4rem; display: flex; gap: 0.6rem; flex-wrap: wrap; }

.facts {
  margin: 1.25rem 0 0;
  border-top: 1px solid var(--rule-soft);
  padding-top: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.9rem;
  font-size: 0.85rem;
}

.facts dt { color: var(--ink-faint); text-transform: uppercase; letter-spacing: 0.05em; font-size: 0.7rem; }
.facts dd { margin: 0.15rem 0 0; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; word-break: break-all; }

footer.demo {
  border-top: 1px solid var(--rule);
  background: var(--surface);
  color: var(--ink-faint);
  font-size: 0.78rem;
}

footer.demo .inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
}

.demo-tag {
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 0.1rem 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--ink-soft);
}

@media (max-width: 640px) {
  .masthead-inner { align-items: flex-start; }
  .who { text-align: left; }
  table.roster thead { display: none; }
  table.roster, table.roster tbody, table.roster tr, table.roster td { display: block; width: 100%; }
  table.roster tr { border-bottom: 1px solid var(--rule); padding: 0.4rem 0; }
  table.roster td { border: none; padding: 0.25rem 0.85rem; }
  table.roster td::before {
    content: attr(data-label) ": ";
    color: var(--ink-faint);
    font-size: 0.75rem;
    text-transform: uppercase;
  }
  table.roster td.col-action::before { content: ""; }
}

.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}