/* Kauvery F01 v3.1 preview — form-specific rules.
 *
 * Ported from the approved redesign artifact
 * (docs/kauvery/electronic_specs/F01_critical_care_flow_chart.md).
 * Scoped by the .f01-* / .band-* / etc. prefixes so we never touch
 * existing selectors. The top-level [hidden] rule is the fix from
 * PR #30 — keep it here.
 */

[hidden] { display: none !important; }

:root {
  --ink:      #0F172A;
  --muted:    #5C6773;
  --paper:    #F7F8FA;
  --card:     #FFFFFF;
  --rule:     #E4E7EB;
  --rule-soft:#EDF0F3;
  --accent:   #0B69B8;
  --accent-fg:#FFFFFF;
  --accent-tint: #E8F1FA;
  --warn:     #B45309;
  --warn-tint:#FEF3C7;
  --danger:   #B91C1C;
  --danger-tint:#FEE2E2;
  --good:     #047857;
  --good-tint:#D1FAE5;
  --chip:     #F1F3F6;
  --shadow:   0 1px 2px rgba(15,23,42,0.04), 0 1px 3px rgba(15,23,42,0.06);
  --f01-radius: 6px;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --script: 'Caveat', 'Segoe Script', cursive;
}
:root[data-theme="dark"] {
  --ink:      #E6EDF3;
  --muted:    #7D8590;
  --paper:    #0F1419;
  --card:     #161B22;
  --rule:     #242B33;
  --rule-soft:#1B2129;
  --accent:   #4C9AE0;
  --accent-fg:#0F1419;
  --accent-tint: #14293D;
  --warn:     #D97706;
  --warn-tint:#3A2A0E;
  --danger:   #F87171;
  --danger-tint:#3B1616;
  --good:     #34D399;
  --good-tint:#0F2A21;
  --chip:     #1B2129;
  --shadow:   0 1px 2px rgba(0,0,0,0.4);
}

/* Root reset scoped to the F01 body wrapper so we don't touch other
 * Vista pages that share the layout / sidebar. */
.f01-body {
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.4;
  font-variant-numeric: tabular-nums;
}
.f01-body * { box-sizing: border-box; }

/* Preview banner */
.preview-strip {
  background: var(--warn-tint); color: var(--warn);
  border: 1px solid var(--warn);
  border-radius: var(--f01-radius);
  padding: 9px 14px; margin-bottom: 14px;
  font-size: 13px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.preview-strip strong { text-transform: uppercase; letter-spacing: 0.08em; }
.preview-strip code { font-family: var(--mono); font-size: 12px; }
.preview-strip .spec-tail { margin-left: auto; }

/* Offline-queue banner (D8). Yellow when 1..5 clusters are queued;
 * red when > 5 (indicates the RN should hand-write). */
.queue-strip-yellow {
  background:   var(--warn-tint) !important;
  color:        var(--warn) !important;
  border-color: var(--warn) !important;
}
.queue-strip-red {
  background:   var(--danger-tint) !important;
  color:        var(--danger) !important;
  border-color: var(--danger) !important;
}

/* Toolbar row (title + light nav) */
.f01-toolbar {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 20px; padding-bottom: 12px;
  border-bottom: 1px solid var(--rule); margin-bottom: 16px; flex-wrap: wrap;
}
.f01-toolbar h1 {
  margin: 4px 0 0; font-size: 20px; font-weight: 600;
  letter-spacing: -0.01em; color: var(--ink);
}
.f01-toolbar .brand {
  font-weight: 700; font-size: 13px; color: var(--muted);
  letter-spacing: 0.02em;
}
.f01-toolbar .brand strong { color: var(--ink); }
.f01-toolbar .theme-tog {
  background: transparent; border: 1px solid var(--rule);
  color: var(--muted); padding: 6px 14px; border-radius: 4px;
  font-size: 13px; font-family: var(--mono); cursor: pointer;
}
.f01-toolbar .theme-tog:hover { color: var(--accent); border-color: var(--accent); }

/* ── Card base ─── */
.f01-body .card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--f01-radius);
  box-shadow: var(--shadow);
  padding: 14px 16px;
  margin-bottom: 14px;
}
.card-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 12px; margin-bottom: 10px; flex-wrap: wrap;
}
.card-head h2 {
  margin: 0; font-size: 14px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted);
}
.card-head .meta { font-size: 13px; color: var(--muted); font-family: var(--mono); }

/* ── Identity cards ─── */
.identity-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}
@media (max-width: 960px) { .identity-row { grid-template-columns: 1fr; } }
.identity-card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--f01-radius);
  box-shadow: var(--shadow);
  padding: 12px 14px;
}
.id-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 8px; padding-bottom: 8px;
  border-bottom: 1px solid var(--rule-soft);
}
.id-title {
  font-size: 12px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted);
}
.id-unlock {
  background: transparent; border: 1px solid var(--rule);
  color: var(--muted); padding: 5px 12px; border-radius: 4px;
  font-size: 12.5px; cursor: pointer; text-decoration: none;
}
.id-unlock:hover { border-color: var(--accent); color: var(--accent); }
.id-body {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 8px 14px;
}
.id-kv { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.id-kv .k {
  text-transform: uppercase; font-size: 11px; letter-spacing: 0.06em;
  color: var(--muted); font-weight: 700;
}
.id-kv .v { color: var(--ink); font-weight: 500; font-size: 14px; }
.id-kv .v.mono { font-family: var(--mono); font-size: 13px; }
.id-kv .v.study-id {
  font-family: var(--mono); font-size: 15px; font-weight: 700;
  color: var(--accent);
  background: var(--accent-tint);
  padding: 3px 8px; border-radius: 4px;
  display: inline-block; letter-spacing: 0.02em; align-self: flex-start;
}
.id-kv .v strong { font-weight: 700; }
.id-kv .v .sub {
  display: block; font-size: 12px; color: var(--muted);
  font-weight: 400; margin-top: 1px;
}
.id-kv .k .sub-lbl {
  text-transform: none; letter-spacing: 0;
  font-size: 10.5px; color: var(--muted);
  font-weight: 500; margin-left: 4px;
}
.id-sub {
  font-size: 10.5px; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--accent);
  font-weight: 700;
  margin: 12px 0 6px; padding-bottom: 4px;
  border-bottom: 1px dashed var(--rule);
}
.id-body + .id-sub { margin-top: 14px; }

/* ── Entry panel head ─── */
.entry-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-bottom: 12px; flex-wrap: wrap;
}
.entry-head h2 {
  margin: 0; font-size: 14px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted);
}
.entry-time {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--ink);
}
.entry-time input[type="datetime-local"] {
  font-family: var(--mono); font-size: 13px;
  padding: 6px 8px; border: 1px solid var(--rule);
  border-radius: 4px; background: var(--card); color: var(--ink);
}
.entry-time button {
  font-size: 12px; padding: 6px 12px;
  background: var(--chip); color: var(--ink);
  border: 1px solid var(--rule); border-radius: 4px; cursor: pointer;
}

/* ── Bands ─── */
.band {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 10px 16px;
  padding: 12px 12px;
  margin: 0 -12px;
  border-radius: 6px;
}
.band-tinted {
  background: color-mix(in oklab, var(--accent) 3.5%, transparent);
}
.band-lbl { display: flex; flex-direction: column; gap: 2px; padding-top: 4px; }
.band-lbl .name { font-weight: 700; font-size: 13px; color: var(--ink); letter-spacing: 0.01em; }
.band-lbl .code { font-family: var(--mono); font-size: 11px; color: var(--muted); }
.band-fields { display: flex; align-items: flex-end; flex-wrap: wrap; gap: 12px 18px; }
.band-fluid .band-lbl .name { color: var(--accent); }

/* ── Field cells ─── */
.cell { display: flex; flex-direction: column; min-width: 0; }
.cell > label {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--muted); font-weight: 700;
  margin-bottom: 5px;
  display: inline-flex; align-items: center; gap: 4px;
  white-space: nowrap;
}
.cell input[type="number"],
.cell input[type="text"],
.cell input[type="datetime-local"],
.cell select {
  font-family: var(--sans); font-variant-numeric: tabular-nums;
  font-size: 15px; font-weight: 500;
  padding: 7px 10px;
  border: 1px solid var(--rule); border-radius: 4px;
  background: var(--card); color: var(--ink);
  min-width: 0; height: 36px;
}
.cell input:focus, .cell select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 20%, transparent);
}
.cell.warn input { border-color: var(--warn); background: color-mix(in oklab, var(--warn) 8%, var(--card)); }
.cell input.w-2 { width: 72px; }
.cell input.w-3 { width: 88px; }
.cell input.w-4 { width: 104px; }
.cell select.w-md { width: 170px; }
.cell select.w-lg { width: 220px; }
.cell input.net {
  font-family: var(--mono); font-weight: 700;
  color: var(--accent);
  background: var(--accent-tint);
  border-color: var(--accent);
  text-align: center;
}
.cell input.net.oor { color: var(--warn); background: var(--warn-tint); border-color: var(--warn); }

.unit { font-size: 11.5px; color: var(--muted); margin-left: 4px; font-weight: 400; letter-spacing: 0; text-transform: none; }
.info {
  display: inline-flex; width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--accent-tint); color: var(--accent);
  font-size: 10px; font-weight: 700;
  align-items: center; justify-content: center;
  cursor: help; font-family: var(--mono);
}

/* ── BP composite ─── */
.bp-wrap {
  display: inline-flex; align-items: stretch;
  border: 1px solid var(--rule); border-radius: 4px;
  background: var(--card); overflow: hidden; height: 36px;
}
.bp-wrap input {
  border: none !important; background: transparent; height: 100%;
  padding: 6px 10px; width: 68px; text-align: center;
  font-family: var(--sans); font-variant-numeric: tabular-nums;
  font-size: 15px; font-weight: 600; color: var(--ink);
}
.bp-wrap input:focus { outline: none; background: var(--accent-tint); }
.bp-wrap .slash { color: var(--muted); font-family: var(--mono); font-weight: 700; align-self: center; padding: 0 4px; font-size: 16px; }
.bp-wrap .method {
  border-left: 1px solid var(--rule); background: var(--chip);
  color: var(--muted); font-size: 11px; padding: 0 10px;
  display: inline-flex; align-items: center;
  letter-spacing: 0.06em; text-transform: uppercase; font-weight: 700;
  cursor: pointer; user-select: none;
}
.bp-wrap .method:hover { color: var(--accent); }

/* ── GCS micro-cluster (+20% sizing per RN feedback — 2-digit totals were clipped) ─── */
.gcs {
  display: inline-flex; align-items: center;
  background: var(--card); border: 1px solid var(--rule);
  border-radius: 4px; height: 46px; padding: 0 10px;
}
.gcs .part {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 0 12px; border-right: 1px solid var(--rule-soft);
}
.gcs .part:last-of-type { border-right: none; }
.gcs .part .k {
  font-size: 14px; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.05em; font-weight: 700;
  min-width: 14px;
}
.gcs input {
  border: 1px solid var(--rule); background: var(--paper);
  width: 54px; text-align: center;
  font-family: var(--sans); font-variant-numeric: tabular-nums;
  font-size: 19px; font-weight: 700; color: var(--ink);
  padding: 6px 6px; height: 38px; border-radius: 3px;
}
.gcs input:focus { outline: none; background: var(--accent-tint); border-color: var(--accent); }
.gcs .eq { font-family: var(--mono); color: var(--muted); font-size: 17px; padding: 0 10px; font-weight: 700; }
.gcs .total {
  font-family: var(--mono); font-weight: 700;
  color: var(--accent); font-size: 19px;
  background: var(--accent-tint);
  padding: 6px 18px; border-radius: 3px;
  min-width: 48px; text-align: center;
  border: 1px solid var(--accent);
}

/* ── Pupils compact ─── */
.pupil {
  display: inline-flex; align-items: center;
  border: 1px solid var(--rule); border-radius: 4px;
  height: 36px; background: var(--card); overflow: hidden;
}
.pupil .side {
  font-family: var(--mono); font-size: 12px; font-weight: 700;
  color: var(--muted); padding: 0 10px; background: var(--chip);
  height: 100%;
  display: inline-flex; align-items: center;
  border-right: 1px solid var(--rule);
}
.pupil input {
  border: none; background: transparent;
  width: 48px; text-align: center;
  font-family: var(--sans); font-variant-numeric: tabular-nums;
  font-size: 15px; font-weight: 600; color: var(--ink); height: 100%;
}
.pupil select {
  border: none; border-left: 1px solid var(--rule-soft);
  background: transparent; color: var(--ink); height: 100%;
  padding: 0 8px; font-size: 13.5px; min-width: 120px;
}
.pupil select:focus, .pupil input:focus { outline: none; background: var(--accent-tint); }

/* ── FiO2 ─── */
.fio2-wrap {
  display: inline-flex; align-items: stretch;
  border: 1px solid var(--rule); border-radius: 4px;
  background: var(--card); height: 36px; overflow: hidden;
}
.fio2-wrap .ra {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 0 12px; background: var(--chip); color: var(--ink);
  font-size: 13px; font-weight: 700;
  border-right: 1px solid var(--rule); cursor: pointer;
}
.fio2-wrap .ra.active { background: var(--accent-tint); color: var(--accent); }
.fio2-wrap input {
  border: none; background: transparent;
  width: 76px; padding: 6px 10px;
  font-family: var(--sans); font-variant-numeric: tabular-nums;
  font-size: 15px; font-weight: 500; color: var(--ink); text-align: right;
}
.fio2-wrap .pct { font-size: 12px; color: var(--muted); align-self: center; padding-right: 10px; }
.fio2-wrap input:focus { outline: none; background: var(--accent-tint); }

/* ── Rx shift register ─── */
.rx-tbl-wrap { overflow-x: auto; }
table.rx {
  width: 100%; border-collapse: collapse; font-size: 13.5px;
  min-width: 720px;
}
table.rx thead th {
  text-align: left;
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--muted); font-weight: 700;
  padding: 8px 10px; border-bottom: 1px solid var(--rule);
  background: var(--rule-soft); white-space: nowrap;
}
table.rx tbody td {
  padding: 8px 10px; border-bottom: 1px solid var(--rule-soft);
  vertical-align: middle;
}
table.rx .rx-name { font-weight: 600; color: var(--ink); }
table.rx .rx-dose, table.rx .rx-freq { font-family: var(--mono); font-size: 12.5px; color: var(--muted); }
table.rx .rx-route {
  display: inline-block; padding: 2px 8px; border-radius: 3px;
  background: var(--chip); color: var(--ink);
  font-family: var(--mono); font-size: 11.5px; font-weight: 700; letter-spacing: 0.03em;
}
table.rx .rx-tick {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 4px;
  background: var(--card); border: 1px solid var(--rule);
  color: var(--muted); font-size: 12.5px; font-weight: 600;
  cursor: pointer; user-select: none;
}
table.rx .rx-tick.on {
  background: color-mix(in oklab, var(--good) 12%, var(--card));
  border-color: var(--good); color: var(--good);
}
table.rx .rx-tick input { display: none; }
table.rx .rx-last { font-family: var(--mono); font-size: 12px; color: var(--muted); }
table.rx .rx-del {
  background: transparent; border: none;
  color: var(--muted); font-size: 16px; cursor: pointer;
  width: 24px; height: 24px; border-radius: 4px;
}
table.rx .rx-del:hover { color: var(--danger); background: var(--danger-tint); }
table.rx tr.empty td { text-align: center; color: var(--muted); font-style: italic; padding: 16px; }
.rx-controls {
  display: flex; gap: 10px; align-items: center;
  margin-top: 10px; flex-wrap: wrap;
  padding-top: 10px; border-top: 1px dashed var(--rule);
}

/* ── Actions ─── */
.actions {
  display: flex; align-items: center; gap: 10px;
  margin-top: 16px; padding-top: 14px;
  border-top: 1px solid var(--rule);
  flex-wrap: wrap;
}
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--sans); font-size: 13.5px; font-weight: 600;
  padding: 8px 16px; border-radius: 5px;
  cursor: pointer; border: 1px solid transparent;
  line-height: 1; min-height: 36px;
  text-decoration: none;
}
.btn-primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-primary:disabled { opacity: 0.55; cursor: not-allowed; filter: grayscale(0.35); }
.btn-secondary { background: var(--card); color: var(--ink); border-color: var(--rule); }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-danger { background: var(--card); color: var(--danger); border-color: var(--danger); }
.btn-danger:hover { background: var(--danger-tint); border-color: var(--danger); }
.btn-sm { padding: 5px 10px; font-size: 12.5px; min-height: 30px; }
.actions .grow { flex: 1; }
.actions .hint { font-size: 12px; color: var(--muted); }

/* ── Reporting sheet ─── */
.rp-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-bottom: 10px; flex-wrap: wrap;
}
.rp-head h2 { margin: 0; font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
.rp-tabs { display: inline-flex; gap: 2px; background: var(--chip); padding: 3px; border-radius: 5px; }
.rp-tabs button {
  background: transparent; border: none;
  padding: 6px 14px; font-size: 13px; font-weight: 600;
  color: var(--muted); cursor: pointer; border-radius: 4px;
}
.rp-tabs button.active { background: var(--card); color: var(--ink); box-shadow: var(--shadow); }
.rp-pane { display: none; }
.rp-pane.active { display: block; }
.rp-scroll { overflow-x: auto; }
table.rp {
  width: 100%; border-collapse: collapse; font-size: 13px; min-width: 1180px;
}
table.rp thead th {
  text-align: center; font-family: var(--mono); font-size: 12px;
  color: var(--muted); padding: 7px 8px;
  border-bottom: 1px solid var(--rule); font-weight: 700;
  background: var(--rule-soft); white-space: nowrap;
}
table.rp thead th.rp-param { text-align: left; background: var(--card); padding-left: 6px; }
table.rp thead th.rp-sum {
  background: var(--accent-tint); color: var(--accent);
  letter-spacing: 0.05em; text-transform: uppercase; font-size: 11.5px;
}
table.rp tbody th {
  text-align: left; padding: 7px 14px 7px 6px;
  border-bottom: 1px solid var(--rule-soft);
  font-weight: 500; color: var(--ink); background: var(--card);
  white-space: nowrap; position: sticky; left: 0; z-index: 1; font-size: 13.5px;
}
table.rp tbody th .unit { color: var(--muted); font-weight: 400; font-size: 11px; margin-left: 4px; }
table.rp tbody td {
  padding: 7px 10px; border-bottom: 1px solid var(--rule-soft);
  font-variant-numeric: tabular-nums; text-align: center;
  font-size: 13.5px; color: var(--ink);
}
table.rp tbody td.rp-sum {
  background: color-mix(in oklab, var(--accent) 4%, var(--card));
  font-weight: 600; border-left: 1px solid var(--rule); color: var(--ink);
}
table.rp tbody td.rp-sum-first { border-left: 2px solid var(--accent); }
table.rp tbody tr:last-of-type td, table.rp tbody tr:last-of-type th { border-bottom: none; }
table.rp .oor { color: var(--warn); font-weight: 700; }
table.rp .bp-cell { font-family: var(--sans); font-weight: 500; }
table.rp .bp-cell .slash { color: var(--muted); font-weight: 400; padding: 0 1px; }
table.rp .code-cell { font-family: var(--mono); font-size: 12px; }
table.rp .rx-cell { font-family: var(--mono); font-size: 12px; color: var(--accent); }
table.rp tbody tr.divider td, table.rp tbody tr.divider th { border-bottom: 1px solid var(--rule); }
.rp-extras {
  margin-top: 12px; font-size: 13px; color: var(--muted); display: grid; gap: 4px;
}
.rp-extras b { color: var(--ink); font-weight: 600; }
.rp-empty { padding: 20px; text-align: center; color: var(--muted); font-size: 13px; font-style: italic; }

/* ── Modals ─── */
.modal {
  position: fixed; inset: 0;
  background: rgba(15,23,42,0.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 40; padding: 16px;
}
.modal-card {
  background: var(--card); border: 1px solid var(--rule);
  border-radius: 8px; max-width: 520px; width: 100%;
  padding: 18px; box-shadow: 0 12px 32px rgba(0,0,0,0.25);
  max-height: 92vh; overflow-y: auto;
}
.modal h3 { margin: 0 0 12px; font-size: 15px; font-weight: 700; }
.modal .row {
  display: grid; grid-template-columns: 1fr 100px; gap: 8px; margin-bottom: 8px;
}
.modal input, .modal select {
  height: 34px; padding: 6px 10px;
  border: 1px solid var(--rule); border-radius: 4px;
  background: var(--card); color: var(--ink);
  font-family: var(--sans); font-size: 14px; width: 100%;
}
.modal label {
  font-size: 12px; text-transform: uppercase; color: var(--muted);
  font-weight: 700; letter-spacing: 0.05em; display: block; margin-bottom: 3px;
}
.modal-actions {
  display: flex; justify-content: flex-end; gap: 8px;
  margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--rule);
  flex-wrap: wrap;
}

/* Signature pad */
.sig-wrap {
  border: 1px dashed var(--rule);
  border-radius: 6px; background: var(--card);
  padding: 8px;
}
.sig-canvas {
  display: block; width: 100%; height: 130px;
  background: color-mix(in oklab, var(--accent) 2%, var(--card));
  border-radius: 4px; cursor: crosshair; touch-action: none;
}
.sig-controls {
  display: flex; justify-content: space-between; margin-top: 6px;
  font-size: 12px; color: var(--muted);
}
.sig-controls button {
  background: transparent; border: none; color: var(--muted); cursor: pointer;
  font-size: 12px; text-decoration: underline;
}
.sig-controls button:hover { color: var(--accent); }
.sig-timestamp { font-family: var(--mono); color: var(--ink); }
.sig-meta {
  margin-top: 10px; font-size: 12.5px; color: var(--muted);
  display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap;
}

/* Toast */
.toast {
  position: fixed; bottom: 20px; left: 50%;
  transform: translateX(-50%);
  background: var(--ink); color: var(--paper);
  padding: 10px 20px; border-radius: 6px;
  font-size: 13px; font-weight: 500;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25); z-index: 50;
  max-width: 90vw;
}
.toast-warn    { background: var(--warn);   color: white; }
.toast-error   { background: var(--danger); color: white; }
.toast-success { background: var(--good);   color: white; }

/* Loading state for buttons — a subtle spinner chases the label while
 * `aria-busy=true`. Set by JS setLoading() during in-flight POSTs. */
.btn[aria-busy="true"] {
  opacity: 0.85; cursor: progress; position: relative;
}
.btn[aria-busy="true"]::after {
  content: ""; display: inline-block;
  width: 10px; height: 10px; margin-left: 8px;
  border: 2px solid currentColor; border-right-color: transparent;
  border-radius: 50%;
  animation: f01-spin 0.8s linear infinite;
  vertical-align: middle;
}
@keyframes f01-spin { to { transform: rotate(360deg); } }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

/* Patient picker fallback */
.f01-picker {
  display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap;
}
.f01-picker label { font-weight: 700; font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); }
.f01-picker select {
  flex: 1 1 260px; min-height: 40px;
  padding: 8px 10px; border: 1px solid var(--rule);
  border-radius: 4px; font-size: 14px; background: var(--card); color: var(--ink);
}

/* Cluster disabled overlay */
.card.disabled { position: relative; opacity: 0.55; pointer-events: none; }
.card.disabled::before {
  content: "Select a study patient above to enable entry."; display: block;
  color: var(--warn); font-weight: 600; padding: 0 0 8px;
}

/* Responsive */
@media (max-width: 960px) {
  .band { grid-template-columns: 1fr; gap: 6px; }
  .band-lbl { padding-top: 0; }
}
@media (max-width: 560px) {
  .f01-toolbar { flex-direction: column; align-items: flex-start; gap: 6px; }
  .rp-tabs { flex-wrap: wrap; }
  .actions .btn { width: 100%; }
}