:root {
  --bg: #060a10;
  --bg-panel: #0c131c;
  --bg-panel-alt: #101a26;
  --border: #1c2b3a;
  --accent: #22e0a0;
  --accent-dim: #123626;
  --brand-cyan: #00aeef;
  --amber: #f0a63c;
  --amber-dim: #3a2c12;
  --red: #ef4b5f;
  --red-dim: #3a1620;
  --text: #d8e6ef;
  --text-dim: #7c93a3;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  min-height: 100vh;
}

a { color: inherit; }

.disclaimer-bar {
  background: var(--amber-dim);
  color: var(--amber);
  text-align: center;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 5px 10px;
  border-bottom: 1px solid var(--border);
}

header.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #0a1119 0%, #060a10 100%);
}

.brand { display: flex; flex-direction: column; }
.brand .logo {
  font-family: var(--sans);
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--brand-cyan);
}
.logo-hyphen { letter-spacing: -0.04em; }
.brand .tagline {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  margin-top: 2px;
}

.status-block { text-align: right; font-family: var(--mono); font-size: 0.72rem; color: var(--text-dim); }
.status-block .online { color: var(--accent); }
.status-block .clock { margin-top: 2px; }
.status-block .logout-link {
  display: inline-block;
  margin-top: 4px;
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
}
.status-block .logout-link:hover { color: var(--text); }

nav.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding: 12px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
}

nav.main-nav a {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--text-dim);
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--bg-panel-alt);
}

nav.main-nav a.active,
nav.main-nav a:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
  background: var(--accent-dim);
}

/* Emergency action: pushed to the far right of the ribbon, solid red. */
nav.main-nav a.btn-emergency,
nav.main-nav a.btn-emergency:hover,
nav.main-nav a.btn-emergency:visited {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: #ffffff;
  background: #c8102e;
  background-color: #c8102e;
  border: 1px solid #c8102e;
  white-space: nowrap;
  animation: sos-pulse 2.4s infinite;
}
nav.main-nav a.btn-emergency:hover {
  background: #e01235;
  background-color: #e01235;
  border-color: #e01235;
}
nav.main-nav a.btn-emergency .sos-icon { color: #ffd400; font-size: 0.95rem; }

@keyframes sos-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(239, 75, 95, 0.45); }
  70%  { box-shadow: 0 0 0 9px rgba(239, 75, 95, 0); }
  100% { box-shadow: 0 0 0 0 rgba(239, 75, 95, 0); }
}
@media (prefers-reduced-motion: reduce) {
  nav.main-nav a.btn-emergency { animation: none; }
}

.emergency-banner {
  background: linear-gradient(180deg, #3a1620 0%, #240d13 100%);
  border: 1px solid #ef4b5f;
  border-radius: 6px;
  padding: 26px;
  margin-bottom: 20px;
}
.emergency-banner h2 {
  border: none;
  color: var(--red);
  font-size: 1.15rem;
  margin: 0 0 10px 0;
  letter-spacing: 0.03em;
}
.emergency-banner .call-911 {
  font-family: var(--mono);
  font-size: 1.6rem;
  color: #fff;
  margin: 14px 0;
}

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px;
}

.page-header { margin-bottom: 22px; }
.page-header h1 { margin: 0 0 6px 0; font-size: 1.5rem; }
.page-header p { margin: 0; color: var(--text-dim); font-size: 0.9rem; }

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px;
  margin-bottom: 20px;
}

.panel h2 {
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0 0 16px 0;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
}

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.stat-tile {
  background: var(--bg-panel-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px;
  text-align: center;
}
.stat-tile .value { font-family: var(--mono); font-size: 1.8rem; color: var(--accent); }
.stat-tile .label { font-size: 0.72rem; color: var(--text-dim); letter-spacing: 0.04em; text-transform: uppercase; margin-top: 4px; }

.badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  padding: 3px 9px;
  border-radius: 3px;
  text-transform: uppercase;
}
.badge-high, .badge-critical { background: var(--red-dim); color: var(--red); }
.badge-moderate { background: var(--amber-dim); color: var(--amber); }
.badge-low, .badge-routine { background: var(--accent-dim); color: var(--accent); }
.badge-neutral { background: var(--bg-panel-alt); color: var(--text-dim); border: 1px solid var(--border); }

table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
th {
  text-align: left;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 10px 8px;
  border-bottom: 1px solid var(--border);
}
td { padding: 10px 8px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr:last-child td { border-bottom: none; }

.btn {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  padding: 9px 16px;
  border-radius: 4px;
  border: 1px solid var(--accent-dim);
  background: var(--accent-dim);
  color: var(--accent);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.btn:hover { filter: brightness(1.2); }
.btn-secondary { border-color: var(--border); background: var(--bg-panel-alt); color: var(--text); }
.btn-danger { border-color: #4a1520; background: var(--red-dim); color: var(--red); }
.btn-small { padding: 5px 10px; font-size: 0.68rem; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; }

label {
  display: block;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 6px;
}

input, select, textarea {
  width: 100%;
  background: var(--bg-panel-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 4px;
  font-family: var(--sans);
  font-size: 0.88rem;
  margin-bottom: 16px;
}
textarea { resize: vertical; min-height: 70px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent-dim); }

/* Date inputs default to a near-invisible dark-on-dark calendar glyph; invert
   it and give it a visible hit target. */
input[type="date"] { color-scheme: dark; }
input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(0.9);
  cursor: pointer;
  padding: 4px;
  border-radius: 3px;
}
input[type="date"]::-webkit-calendar-picker-indicator:hover { background: var(--bg-panel-alt); }

/* Required-field marker: shown until the field has a value. */
.req {
  color: var(--red);
  margin-left: 3px;
  font-weight: 700;
}
.req.filled { display: none; }

input.invalid, select.invalid, textarea.invalid {
  border-color: var(--red);
  box-shadow: 0 0 0 1px rgba(239, 75, 95, 0.35);
}

.form-error {
  display: none;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--red);
  background: var(--red-dim);
  border: 1px solid #4a1520;
  border-radius: 4px;
  padding: 10px 14px;
  margin-bottom: 16px;
}
.form-error.visible { display: block; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 700px) { .field-row { grid-template-columns: 1fr; } }

/* Registration progress stepper: one row of icons joined by directional connectors. */
.wizard-steps {
  display: flex;
  align-items: flex-start;
  margin: 0 0 26px 0;
  padding: 22px 10px 18px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.wstep {
  flex: 1;
  position: relative;
  text-align: center;
  padding: 0 6px;
  cursor: pointer;
}
.wstep-icon {
  position: relative;
  z-index: 1;
  width: 46px;
  height: 46px;
  margin: 0 auto 11px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  background: var(--bg-panel-alt);
  border: 1px solid var(--border);
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.wstep-label {
  font-family: var(--mono);
  font-size: 0.71rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.15s ease;
}
.wstep-sub {
  font-size: 0.69rem;
  color: var(--text-dim);
  opacity: 0.6;
  margin-top: 4px;
  line-height: 1.35;
}

/* connector line + arrowhead, drawn from each step toward the next */
.wstep::after {
  content: '';
  position: absolute;
  top: 23px;
  left: calc(50% + 30px);
  right: calc(-50% + 30px);
  height: 2px;
  background: var(--border);
}
.wstep::before {
  content: '';
  position: absolute;
  top: 19px;
  right: calc(-50% + 30px);
  width: 6px;
  height: 6px;
  border-top: 2px solid var(--border);
  border-right: 2px solid var(--border);
  transform: rotate(45deg);
}
.wstep:last-child::after,
.wstep:last-child::before { display: none; }

/* A step that has been reached stays visited (green) permanently, even after
   navigating back behind it — only the connector segment ahead of the
   furthest-reached step is gray. */
.wstep.visited .wstep-icon { border-color: var(--accent); background: var(--accent-dim); }
.wstep.visited .wstep-label { color: var(--accent); }
.wstep.line-done::after { background: var(--accent); }
.wstep.line-done::before { border-top-color: var(--accent); border-right-color: var(--accent); }

.wstep.active .wstep-icon {
  border-color: var(--brand-cyan);
  background: rgba(0, 174, 239, 0.14);
  box-shadow: 0 0 0 4px rgba(0, 174, 239, 0.12);
}
.wstep.active.visited .wstep-icon { border-color: var(--brand-cyan); }
.wstep.active .wstep-label { color: var(--brand-cyan); }
.wstep.active .wstep-sub { opacity: 0.85; }

.wstep:hover .wstep-icon { border-color: var(--text-dim); }

@media (max-width: 860px) {
  .wstep-sub { display: none; }
  .wstep::after { left: calc(50% + 26px); right: calc(-50% + 26px); }
  .wstep::before { right: calc(-50% + 26px); }
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.autosave-note {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  text-align: right;
  margin-top: -8px;
}
.autosave-note.saved { color: var(--accent); }

.pathway {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
}
.pathway .node {
  flex: 1;
  text-align: center;
  padding: 14px 8px;
  font-family: var(--mono);
  font-size: 0.7rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: var(--bg-panel-alt);
  color: var(--text-dim);
}
.pathway .node.complete { color: var(--accent); border-color: var(--accent-dim); }
.pathway .node.active { color: var(--amber); border-color: var(--amber-dim); background: var(--amber-dim); }

.flag-item {
  padding: 12px 14px;
  border-radius: 4px;
  margin-bottom: 10px;
  border: 1px solid var(--border);
  font-size: 0.85rem;
}
.flag-item.critical { background: var(--red-dim); border-color: #4a1520; }
.flag-item.moderate { background: var(--amber-dim); border-color: #4a3512; }
.flag-item .who { font-family: var(--mono); font-size: 0.75rem; color: var(--text); margin-bottom: 4px; }

.acuity-result {
  border-radius: 6px;
  padding: 20px;
  border: 1px solid var(--border);
  margin-bottom: 16px;
}
.acuity-result.Critical { background: var(--red-dim); border-color: #4a1520; }
.acuity-result.Moderate { background: var(--amber-dim); border-color: #4a3512; }
.acuity-result.Routine { background: var(--accent-dim); border-color: var(--accent-dim); }
.acuity-result h3 { margin: 4px 0 8px 0; }
.acuity-result .reasoning { white-space: pre-line; font-size: 0.88rem; margin-top: 12px; line-height: 1.5; }

.complaint-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 20px; }
@media (max-width: 700px) { .complaint-grid { grid-template-columns: repeat(2, 1fr); } }
.complaint-option {
  display: block;
  text-align: center;
  padding: 16px 8px;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: var(--bg-panel-alt);
  cursor: pointer;
  font-size: 0.82rem;
}
.complaint-option input { display: none; }
.complaint-option .emoji { font-size: 1.4rem; display: block; margin-bottom: 6px; }
.complaint-option.selected { border-color: var(--accent-dim); background: var(--accent-dim); color: var(--accent); }

.vitals-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 700px) { .vitals-grid { grid-template-columns: 1fr 1fr; } }
.vital-tile { background: var(--bg-panel-alt); border: 1px solid var(--border); border-radius: 6px; padding: 14px; text-align: center; }
.vital-tile .val { font-family: var(--mono); font-size: 1.3rem; color: var(--text); }
.vital-tile .lbl { font-size: 0.68rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.04em; margin-top: 4px; }

.timeline-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.timeline-item:last-child { border-bottom: none; }
.timeline-item .who { font-size: 0.9rem; }
.timeline-item .meta { font-size: 0.78rem; color: var(--text-dim); }

.patient-switcher { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.patient-switcher select { margin: 0; width: auto; font-family: var(--mono); font-size: 0.72rem; padding: 7px 10px; }

.flash {
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  padding: 10px 14px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 0.78rem;
  margin-bottom: 18px;
}

footer.site-footer {
  text-align: center;
  padding: 24px;
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  border-top: 1px solid var(--border);
  margin-top: 24px;
}
footer.site-footer .tag {
  display: inline-block;
  margin-top: 8px;
  color: var(--amber);
  border: 1px solid #4a3512;
  background: var(--amber-dim);
  padding: 3px 10px;
  border-radius: 3px;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2, 5, 8, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal-box {
  width: 360px;
  max-width: calc(100vw - 40px);
  background: var(--bg-panel);
  border: 1px solid var(--accent-dim);
  border-radius: 8px;
  padding: 32px;
  text-align: center;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}
.modal-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-box h3 { margin: 0 0 8px 0; font-size: 1.05rem; }
.modal-box p { color: var(--text-dim); font-size: 0.85rem; margin: 0 0 20px 0; }

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-box {
  width: 340px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 32px;
  text-align: center;
}
.login-box .logo {
  font-family: var(--sans);
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--brand-cyan);
  margin-bottom: 6px;
}
.login-box p { color: var(--text-dim); font-size: 0.78rem; margin-bottom: 20px; }
.login-box .error { color: var(--red); font-size: 0.78rem; margin-bottom: 12px; }
.checklist-item { display: flex; gap: 8px; align-items: flex-start; font-size: 0.85rem; margin-bottom: 8px; }
.checklist-item .ok { color: var(--accent); }
.checklist-item .warn { color: var(--amber); }
.muted { color: var(--text-dim); font-size: 0.82rem; }

.checkbox-label {
  display: inline;
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--text);
  margin: 0;
  cursor: pointer;
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  filter: none;
}