/* =========================================================================
   NHS Staff Console — styles.css
   Built to ALIGN WITH the NHS Digital Service Manual + WCAG 2.2 AA (same palette
   + tokens as the patient portal). Self-contained (separate Vercel deploy, so no
   cross-directory @import). Light-only. Logo is a placeholder; not NHS-accredited.
   Contrast ratios noted are developer-measured vs AA — confirm in a formal audit.
   ========================================================================= */
:root {
  --nhs-blue: #005EB8; --nhs-dark-blue: #003087; --nhs-black: #212B32;
  --nhs-grey-1: #4C6272; --nhs-pale-grey: #E8EDEE; --nhs-mid-grey: #AEB7BD;
  --nhs-white: #FFFFFF; --nhs-green: #007F3B; --nhs-red: #DA291C; --nhs-yellow: #FFEB3B;
  --nhs-warm-yellow: #FFB81C;
  --ink: var(--nhs-black); --ink-soft: var(--nhs-grey-1); --line: #D8DDE0;
  --surface: var(--nhs-white); --canvas: var(--nhs-pale-grey);
  --primary: var(--nhs-blue); --primary-press: var(--nhs-dark-blue); --focus: var(--nhs-yellow);
  --shadow: 0 1px 2px rgba(33,43,50,.06), 0 6px 18px rgba(33,43,50,.08);
  --radius: 8px; --radius-sm: 6px; --tap: 48px;
  --ease: cubic-bezier(.2,.7,.2,1);
  --font: "Inter", Arial, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, sans-serif;
  color-scheme: light;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
[hidden] { display: none !important; }

body {
  font-family: var(--font); color: var(--ink); background: var(--canvas);
  line-height: 1.55; min-height: 100svh; -webkit-font-smoothing: antialiased;
}

/* ---- Accessibility primitives ---- */
.skip-link {
  position: fixed; top: -120px; left: 12px; z-index: 100; padding: 12px 16px;
  background: var(--nhs-black); color: #fff; border-radius: var(--radius-sm);
  text-decoration: none; transition: top .15s var(--ease);
}
.skip-link:focus-visible { top: 12px; }
:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: 3px solid var(--focus); outline-offset: 2px;
  box-shadow: 0 0 0 5px var(--nhs-black); border-radius: var(--radius-sm);
}
/* Visually-hidden but exposed to assistive tech — carries status announcements
   (WCAG 2.2 §4.1.3) without affecting the visual layout. */
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; border: 0;
}
/* The console heading is focused programmatically after sign-in only to move the
   reading position; it is not a control, so suppress the focus ring there. */
#consoleTitle:focus, #consoleTitle:focus-visible { outline: none; box-shadow: none; }

/* ---- Demo banner (mock-auth honesty) ---- */
.devbanner {
  background: #FFF4D6; border-bottom: 2px solid var(--nhs-warm-yellow);
  color: #3d2f00; padding: 10px 20px; font-size: .95rem; text-align: center;
}

/* Authenticated-but-unassigned notice (no hospital_id claim): NHS-blue left border on a
   pale-blue panel. Distinct from .error (red) and .empty (a legitimate empty worklist). */
.notice {
  margin: 0 0 18px; padding: 14px 16px; border-radius: var(--radius-sm);
  font-size: 1rem; font-weight: 500; line-height: 1.5;
  color: var(--nhs-black); background: #eef4fb; border-left: 4px solid var(--nhs-blue);
}

/* ---- Layout ---- */
.stage { max-width: 860px; margin: 0 auto; padding: 28px 20px 64px; }

.card {
  background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 32px 28px; margin-top: 28px;
}
.login { max-width: 480px; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand--inline { margin: 0; }
.brand__mark { color: var(--nhs-blue); width: 80px; }
.brand__mark--sm { width: 56px; }
.brand__mark svg { width: 100%; height: auto; display: block; }
.brand__trust, .topbar__scope { font-weight: 600; color: var(--ink-soft); }

.headline { font-size: 1.9rem; line-height: 1.15; margin: 18px 0 10px; }
.lede { color: var(--ink-soft); font-size: 1.0625rem; margin-bottom: 22px; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: var(--tap); padding: 12px 20px; border: 0; border-radius: var(--radius-sm);
  font: inherit; font-weight: 600; font-size: 1.0625rem; cursor: pointer;
  transition: background .15s var(--ease), transform .05s var(--ease);
}
.btn--primary { background: var(--primary); color: #fff; box-shadow: var(--shadow); }
.btn--primary:hover { background: var(--primary-press); }
.btn--ghost { background: #fff; color: var(--nhs-blue); border: 2px solid var(--nhs-blue); }
.btn--ghost:hover { background: #eef4fb; }
.btn--danger { background: var(--nhs-red); color: #fff; }     /* white-on-red ≈ 4.8:1 (AA) */
.btn--danger:hover { background: #b71f14; }
.btn:active { transform: scale(.99); }
.btn:disabled, .btn[aria-busy="true"] { opacity: .5; cursor: not-allowed; transform: none; box-shadow: none; }

/* ---- Fields ---- */
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.field__label { font-size: 1rem; font-weight: 600; }
.field__input {
  min-height: var(--tap); padding: 13px 16px; font: inherit; color: var(--ink);
  background: #fff; border: 2px solid var(--nhs-mid-grey); border-radius: var(--radius-sm);
}
.field__input:hover { border-color: var(--nhs-grey-1); }
.field__input:focus { border-color: var(--nhs-blue); }
.devform__note { font-size: .95rem; color: var(--ink-soft); margin-bottom: 14px; }

/* ---- Top bar ---- */
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding-bottom: 18px; border-bottom: 1px solid var(--line);
}

.console__title { font-size: 1.7rem; margin: 24px 0 8px; }
.console__lead { color: var(--ink-soft); margin-bottom: 22px; }
.empty { color: var(--ink-soft); padding: 18px; background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); }

/* ---- Idle session warning (shared/clinical-workstation safety) ---- */
.idle {
  background: var(--surface); border: 2px solid var(--primary); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: clamp(18px, 5vw, 26px); margin: 0 0 22px;
}
.idle__title { font-size: 1.25rem; font-weight: 700; letter-spacing: -.01em; margin-bottom: 6px; }
.idle__text  { color: var(--ink-soft); margin-bottom: 18px; }
.idle__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.idle__actions .btn { width: auto; flex: 1 1 auto; }

/* ---- Worklist ---- */
.worklist { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.wl-item {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px;
  background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px 20px; border-left: 4px solid var(--nhs-warm-yellow);
}
.wl-item__proc { font-weight: 700; font-size: 1.125rem; }
.wl-item__meta { color: var(--ink-soft); font-size: .95rem; margin-top: 4px; }
.wl-item__meta code { background: var(--nhs-pale-grey); padding: 1px 6px; border-radius: 4px; }
/* The reported scores the severity band was derived from. Given more weight than the
   metadata line: the clinician should be reading the number, not the badge. */
.wl-item__score { font-weight: 600; margin-top: 6px; }
.wl-item__score--none { font-weight: 400; font-style: italic; color: var(--ink-soft); }
.wl-item__actions { display: flex; gap: 10px; flex-wrap: wrap; }
.wl-item__actions .btn { width: auto; }

/* ---- Panels ---- */
.panel { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px 24px; margin-top: 30px; }
.panel__title { font-size: 1.3rem; margin-bottom: 8px; }
.panel__lead { color: var(--ink-soft); margin-bottom: 18px; }
.proxy-grid { display: grid; grid-template-columns: 1fr; gap: 4px 18px; }
@media (min-width: 640px) { .proxy-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.proxy-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 6px; }
.proxy-actions .btn { width: auto; }

/* ---- Panel note (equity / safety callout) ---- */
.panel__note {
  background: #FFF4D6; border-left: 4px solid var(--nhs-warm-yellow);
  padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 18px;
  font-size: .95rem; color: #3d2f00;        /* dark-on-warm ≈ AA */
}

/* ---- Matchmaker form ---- */
.match-form { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px; }
.match-form .field { flex: 1 1 240px; margin-bottom: 0; }
.match-form .btn { width: auto; }

/* ---- List variants + badges ---- */
.worklist--risk .wl-item { border-left-color: var(--nhs-red); }
.worklist--match .wl-item { border-left-color: var(--nhs-blue); }
.badge {
  display: inline-block; font-size: .8rem; font-weight: 700; line-height: 1;
  padding: 4px 8px; border-radius: 999px; vertical-align: middle;
}
.badge--risk { background: #FBE9E8; color: var(--nhs-red); }   /* red-on-pink ≈ AA */
.badge--wait { background: var(--nhs-pale-grey); color: var(--nhs-grey-1); }

/* ---- Messages ---- */
.msg, .error { margin-top: 14px; padding: 12px 16px; border-radius: var(--radius-sm); font-weight: 600; }
.msg[data-kind="ok"] { background: #E6F3EC; color: var(--nhs-green); }
.msg[data-kind="error"], .error { background: #FBE9E8; color: var(--nhs-red); }

/* ---- Reduced motion / forced colors ---- */
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }
@media (forced-colors: active) {
  .btn { border: 1px solid; }
  :where(a, button, input, summary, [tabindex]):focus-visible { outline: 3px solid Highlight; }
}

/* ---- OU-01: acuity + SLA-breach badges on the risk worklist ---- */
.badge--extreme  { background: var(--nhs-red); color: #fff; }                 /* white-on-red ≈ 4.8:1 */
.badge--elevated { background: #FFF4D6; color: #3d2f00; border: 1px solid var(--nhs-warm-yellow); }
.badge--overdue  { background: var(--nhs-red); color: #fff; }                 /* stark "review overdue" */
/* A breached item gets a heavier rail so an overdue patient is visible at a glance. */
.wl-item--breached { border-left-width: 8px; }

/* ---- CS-02: EHR (FHIR) sync-health tile ---- */
.health { display: flex; flex-wrap: wrap; gap: 14px; }
.health__stat { flex: 1 1 120px; background: var(--nhs-pale-grey); border-radius: var(--radius-sm); padding: 14px 16px; }
.health__num { font-size: 1.6rem; font-weight: 800; line-height: 1; }
.health__label { font-size: .85rem; color: var(--ink-soft); margin-top: 6px; }
.health__stat--alert { background: #FBE9E8; }                                 /* pink alert */
.health__stat--alert .health__num { color: var(--nhs-red); }