/* ============================================================================
   VertigoLab — Sistem Reka Bentuk Klinikal Pintar & Interaktif
   ============================================================================ */

:root {
  --bg-base: #070d19;
  --bg-surface: #0f172a;
  --bg-card: #131f35;
  --bg-elevated: #1e293b;
  --border-subtle: rgba(148, 163, 184, 0.16);
  --border-strong: rgba(56, 189, 248, 0.42);
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --accent-cyan: #38bdf8;
  --accent-blue: #0284c7;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-danger: #ef4444;
  --shadow-card: 0 14px 34px rgba(2, 6, 23, 0.45);
  --radius-lg: 16px;
  --radius-md: 11px;
  --radius-sm: 8px;
}

body.light-theme {
  --bg-base: #f1f5f9;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-elevated: #e2e8f0;
  --border-subtle: rgba(15, 23, 42, 0.12);
  --border-strong: rgba(2, 132, 199, 0.45);
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --shadow-card: 0 10px 26px rgba(15, 23, 42, 0.07);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: radial-gradient(circle at 15% 0%, rgba(14, 165, 233, 0.12), transparent 38%),
    radial-gradient(circle at 88% 8%, rgba(139, 92, 246, 0.1), transparent 35%),
    var(--bg-base);
  color: var(--text-primary);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
}

/* Audience Mode Visibility Helpers */
body.mode-layman .clinical-only {
  display: none;
}
body.mode-clinical .layman-only {
  display: none;
}

/* Sticky Navigation Header */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 18, 34, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
}

body.light-theme .topbar {
  background: rgba(255, 255, 255, 0.9);
}

.topbar-inner {
  max-width: 1260px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, #0ea5e9, #6366f1);
  display: grid;
  place-items: center;
  font-size: 19px;
  color: #fff;
  box-shadow: 0 4px 14px rgba(14, 165, 233, 0.4);
}

.brand-title {
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.brand-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 10px;
  border-radius: 999px;
  transition: background 0.18s, color 0.18s;
}

.nav-links a:hover {
  background: var(--bg-elevated);
  color: var(--accent-cyan);
}

.nav-links a.nav-emergency {
  color: #fca5a5;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.35);
}

body.light-theme .nav-links a.nav-emergency {
  color: #b91c1c;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.segmented-toggle {
  display: inline-flex;
  background: var(--bg-elevated);
  padding: 3px;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
}

.segmented-toggle button {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.18s;
}

.segmented-toggle button.active {
  background: var(--accent-blue);
  color: #ffffff;
}

/* Main Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px 20px 72px;
}

/* Hero Section */
.hero {
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.95), rgba(30, 41, 59, 0.82));
  border: 1px solid var(--border-subtle);
  border-radius: 22px;
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 28px;
  align-items: center;
}

body.light-theme .hero {
  background: linear-gradient(145deg, #ffffff, #f8fafc);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.12);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

body.light-theme .hero-eyebrow {
  color: #0369a1;
}

.hero h1 {
  margin: 0 0 12px;
  font-size: clamp(1.75rem, 3.2vw, 2.45rem);
  line-height: 1.18;
  letter-spacing: -0.025em;
}

.hero-lead {
  color: var(--text-secondary);
  font-size: 1rem;
  margin: 0 0 20px;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-stats-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 14px;
}

.stat-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px;
}

.stat-num {
  font-size: 1.38rem;
  font-weight: 800;
  color: var(--accent-cyan);
}

body.light-theme .stat-num {
  color: #0284c7;
}

.stat-label {
  font-size: 0.76rem;
  color: var(--text-muted);
}

.mastery-bar-wrap {
  margin-top: 8px;
}

.mastery-bar-head {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 5px;
}

.progress-track {
  height: 8px;
  background: var(--bg-elevated);
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #0ea5e9, #10b981);
  border-radius: 999px;
  transition: width 0.35s ease;
}

/* Section Blocks */
.section-block {
  margin-bottom: 42px;
  scroll-margin-top: 80px;
}

.section-head {
  margin-bottom: 18px;
}

.section-num {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
}

body.light-theme .section-num {
  color: #0284c7;
}

.section-head h2 {
  margin: 4px 0 6px;
  font-size: clamp(1.35rem, 2.4vw, 1.78rem);
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0;
  color: var(--text-secondary);
  max-width: 850px;
}

/* Grid Cards & Panels */
.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 22px;
  align-items: start;
}

.three-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.panel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-card);
}

.canvas-frame {
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: #0f172a;
}

.canvas-frame canvas {
  display: block;
  width: 100%;
  height: auto;
}

/* Buttons & Chips */
.btn-primary,
.btn-secondary,
.chip-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.85rem;
  border-radius: 10px;
  padding: 9px 15px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.16s ease;
}

.btn-primary {
  background: linear-gradient(135deg, #0284c7, #2563eb);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
}

.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  border-color: var(--accent-cyan);
}

.btn-danger-active {
  background: rgba(239, 68, 68, 0.2) !important;
  border-color: #ef4444 !important;
  color: #fca5a5 !important;
}

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.chip-btn {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  padding: 7px 12px;
  font-size: 0.8rem;
  border-radius: 999px;
}

.chip-btn:hover {
  border-color: var(--accent-cyan);
}

.chip-btn.active {
  background: rgba(14, 165, 233, 0.2);
  border-color: #38bdf8;
  color: #38bdf8;
}

body.light-theme .chip-btn.active {
  background: #e0f2fe;
  color: #0369a1;
  border-color: #0284c7;
}

.chip-btn.completed {
  border-color: rgba(16, 185, 129, 0.55);
}

/* Badges & Alerts */
.pill-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  border: 1px solid transparent;
}

.pill-ok {
  background: rgba(16, 185, 129, 0.14);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.35);
}

.pill-warn {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.35);
}

.pill-danger {
  background: rgba(239, 68, 68, 0.16);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.4);
}

.pill-info {
  background: rgba(56, 189, 248, 0.14);
  color: #38bdf8;
  border-color: rgba(56, 189, 248, 0.35);
}

body.light-theme .pill-ok {
  color: #047857;
}
body.light-theme .pill-warn {
  color: #b45309;
}
body.light-theme .pill-danger {
  color: #b91c1c;
}
body.light-theme .pill-info {
  color: #0369a1;
}

.alert-banner {
  padding: 13px 16px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  border: 1px solid;
}

.alert-critical {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.45);
  color: #fecaca;
}

.alert-safe {
  background: rgba(16, 185, 129, 0.11);
  border-color: rgba(16, 185, 129, 0.38);
  color: #a7f3d0;
}

.alert-warn {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.42);
  color: #fde68a;
}

body.light-theme .alert-critical {
  color: #7f1d1d;
  background: #fef2f2;
}
body.light-theme .alert-safe {
  color: #064e3b;
  background: #ecfdf5;
}
body.light-theme .alert-warn {
  color: #78350f;
  background: #fffbeb;
}

/* Telemetry Readouts */
.sensor-readouts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 14px 0;
}

.readout-tile {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px;
}

.readout-tile small {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.readout-tile strong {
  font-size: 0.83rem;
  color: var(--text-primary);
}

/* Anatomy Cards */
.anatomy-cards-list {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
}

.anatomy-item-btn {
  width: 100%;
  text-align: left;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.16s;
}

.anatomy-item-btn:hover,
.anatomy-item-btn.active {
  border-color: var(--accent-cyan);
  background: rgba(14, 165, 233, 0.1);
}

.anatomy-item-btn strong {
  display: block;
  font-size: 0.92rem;
}

.anatomy-item-btn span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Causes Matrix Table */
.matrix-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.search-input {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 8px 13px;
  border-radius: 999px;
  font-size: 0.84rem;
  min-width: 240px;
}

.table-scroll {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.87rem;
  background: var(--bg-surface);
}

.matrix-table th,
.matrix-table td {
  padding: 13px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
}

.matrix-table th {
  background: var(--bg-elevated);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.matrix-table tbody tr {
  cursor: pointer;
  transition: background 0.15s;
}

.matrix-table tbody tr:hover,
.matrix-table tbody tr.selected-row {
  background: rgba(56, 189, 248, 0.09);
}

.matrix-table tbody tr.row-critical {
  background: rgba(239, 68, 68, 0.06);
}

.cause-name-cell {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.cell-sub {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.treatment-highlight {
  font-weight: 600;
  color: var(--accent-cyan);
}

body.light-theme .treatment-highlight {
  color: #0369a1;
}

/* Intelligent Triage Form & Output */
.form-group {
  margin-bottom: 15px;
}

.form-group label.field-title {
  display: block;
  font-weight: 700;
  font-size: 0.86rem;
  margin-bottom: 6px;
}

.form-select {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  font-family: inherit;
  font-size: 0.87rem;
}

.redflag-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.check-tile {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-size: 0.8rem;
  cursor: pointer;
}

.check-tile:hover {
  border-color: rgba(239, 68, 68, 0.5);
}

.prob-list {
  display: grid;
  gap: 10px;
}

.prob-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 14px;
}

.prob-item.prob-top {
  border-color: var(--border-strong);
}

.prob-row-head {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  margin-bottom: 6px;
}

.prob-pct {
  font-weight: 800;
}

.prob-bar-track {
  height: 8px;
  background: var(--bg-elevated);
  border-radius: 999px;
  overflow: hidden;
}

.prob-bar-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.35s ease;
}

.prob-action {
  margin-top: 8px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.reasoning-box {
  margin-top: 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 15px;
}

.reasoning-box h4 {
  margin: 0 0 8px;
  font-size: 0.86rem;
}

.reasoning-box ul {
  margin: 0;
  padding-left: 18px;
  font-size: 0.83rem;
  color: var(--text-secondary);
}

.reasoning-box li {
  margin-bottom: 5px;
}

/* Epley Timer Box */
.epley-timer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.timer-digits {
  font-size: 1.65rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--accent-cyan);
}

/* VRT Target Trainer */
.vrt-arena {
  background: #0b1120;
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-md);
  padding: 22px;
  text-align: center;
  margin: 12px 0;
}

.vrt-fixation-x {
  display: inline-grid;
  place-items: center;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: rgba(14, 165, 233, 0.16);
  border: 2px solid #38bdf8;
  color: #fde047;
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 10px;
}

/* Sodium Food Chips */
.food-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 12px 0;
}

.food-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-size: 0.8rem;
  cursor: pointer;
}

.food-chip.active {
  border-color: var(--accent-cyan);
  background: rgba(14, 165, 233, 0.1);
}

/* Analogy Cards */
.analogy-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: var(--shadow-card);
}

.analogy-icon {
  font-size: 2rem;
}

.analogy-card h3 {
  margin: 0;
  font-size: 1.04rem;
}

.analogy-use {
  font-size: 0.76rem;
  color: var(--accent-cyan);
  font-weight: 600;
}

body.light-theme .analogy-use {
  color: #0284c7;
}

.analogy-summary {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.script-drawer {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font-size: 0.82rem;
  margin-top: auto;
}

.script-drawer summary {
  cursor: pointer;
  font-weight: 600;
}

.script-quote {
  margin: 8px 0 0;
  font-style: italic;
  color: var(--text-secondary);
}

/* Clinical Quiz */
.quiz-grid {
  display: grid;
  gap: 18px;
}

.quiz-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-card);
}

.quiz-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.quiz-vignette {
  background: var(--bg-surface);
  border-left: 3px solid var(--accent-cyan);
  padding: 12px 14px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0 0 12px;
}

.quiz-options {
  display: grid;
  gap: 8px;
  margin: 12px 0;
}

.quiz-opt-btn {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  width: 100%;
  text-align: left;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 11px 14px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.87rem;
  cursor: pointer;
  transition: all 0.15s;
}

.quiz-opt-btn:hover {
  border-color: var(--accent-cyan);
}

.quiz-opt-btn.opt-correct {
  border-color: #10b981;
  background: rgba(16, 185, 129, 0.14);
}

.quiz-opt-btn.opt-wrong {
  border-color: #ef4444;
  background: rgba(239, 68, 68, 0.14);
}

.opt-letter {
  display: inline-grid;
  place-items: center;
  min-width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--bg-elevated);
  font-weight: 800;
  font-size: 0.76rem;
}

.footer {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ============================================================================
   PAUTAN PANTAS PESAKIT PENING & MODAL BANTUAN KECEMASAN / KENDIRI
   ============================================================================ */

.quick-sos-bar {
  background: linear-gradient(90deg, rgba(14, 165, 233, 0.16), rgba(16, 185, 129, 0.14), rgba(239, 68, 68, 0.14));
  border-bottom: 1px solid var(--border-strong);
  padding: 9px 20px;
}

.quick-sos-inner {
  max-width: 1260px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.quick-sos-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
}

.quick-sos-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-sos-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #ffffff;
  border: none;
  border-radius: 999px;
  padding: 7px 15px;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.35);
  transition: transform 0.15s ease, filter 0.15s ease;
}

.btn-sos-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.btn-danger-solid {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: #dc2626;
  color: #ffffff;
  text-decoration: none;
  padding: 9px 16px;
  border-radius: 10px;
  font-weight: 800;
  font-size: 0.88rem;
}

.floating-sos-btn {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 150;
  background: linear-gradient(135deg, #ef4444, #be123c);
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  padding: 12px 20px;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 10px 28px rgba(190, 18, 60, 0.5);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform 0.18s ease;
}

.floating-sos-btn:hover {
  transform: translateY(-2px) scale(1.02);
}

/* Modal Backdrop & Dialog */
.qh-modal-backdrop[hidden] {
  display: none !important;
}

.qh-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(2, 6, 23, 0.82);
  backdrop-filter: blur(8px);
  display: grid;
  place-items: center;
  padding: 16px;
  overflow-y: auto;
}

.qh-modal-card {
  width: 100%;
  max-width: 860px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.65);
}

.qh-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
}

.qh-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 18px;
}

.qh-tab-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 10px 10px;
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
  transition: all 0.15s;
}

.qh-tab-btn.active {
  background: rgba(14, 165, 233, 0.18);
  border-color: #38bdf8;
  color: var(--text-primary);
}

/* Breathing & Visual Fixation First Aid Box */
.first-aid-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
  align-items: center;
}

.breathing-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
}

.breathing-orb {
  width: 84px;
  height: 84px;
  margin: 10px auto 14px;
  border-radius: 50%;
  background: radial-gradient(circle, #fde047 0%, #eab308 30%, rgba(14, 165, 233, 0.35) 75%);
  border: 3px solid #38bdf8;
  display: grid;
  place-items: center;
  font-weight: 900;
  color: #0f172a;
  font-size: 1.2rem;
  transition: transform 3.6s ease-in-out, box-shadow 3.6s ease-in-out;
}

.breathing-orb.inhale {
  transform: scale(1.22);
  box-shadow: 0 0 28px rgba(56, 189, 248, 0.45);
}

.breathing-orb.exhale {
  transform: scale(0.92);
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.18);
}

body.calm-motion .breathing-orb {
  transition: none !important;
  transform: scale(1) !important;
}

.pattern-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}

.pattern-card-btn {
  text-align: left;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: var(--text-primary);
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
}

.pattern-card-btn:hover,
.pattern-card-btn.active {
  border-color: var(--accent-cyan);
  background: rgba(14, 165, 233, 0.12);
}

.pattern-card-btn strong {
  display: block;
  font-size: 0.88rem;
  margin-bottom: 3px;
}

.pattern-card-btn span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.doc-note-textarea {
  width: 100%;
  min-height: 175px;
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.8rem;
  line-height: 1.5;
  resize: vertical;
}

/* Medical Evidence Audit Strip */
.audit-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 32px;
}

.audit-pill-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 13px 15px;
}

.audit-pill-card strong {
  display: block;
  font-size: 0.83rem;
  color: var(--accent-cyan);
  margin-bottom: 3px;
}

body.light-theme .audit-pill-card strong {
  color: #0284c7;
}

.audit-pill-card span {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* Responsive Breakpoints */
@media (max-width: 960px) {
  .hero,
  .two-col,
  .three-col,
  .first-aid-grid,
  .pattern-cards-grid,
  .audit-strip {
    grid-template-columns: 1fr;
  }
  .qh-tabs {
    grid-template-columns: 1fr 1fr;
  }
  .sensor-readouts,
  .redflag-grid,
  .food-grid {
    grid-template-columns: 1fr;
  }
}

@media print {
  .topbar,
  .quick-sos-bar,
  .floating-sos-btn,
  main.container,
  .qh-tabs,
  .qh-modal-header button,
  #copyDocNoteBtn,
  #printDocNoteBtn {
    display: none !important;
  }
  .qh-modal-backdrop {
    position: static !important;
    background: #fff !important;
    padding: 0 !important;
  }
  .qh-modal-card {
    max-height: none !important;
    box-shadow: none !important;
    border: none !important;
    color: #000 !important;
    background: #fff !important;
  }
  .doc-note-textarea {
    border: 1px solid #000 !important;
    color: #000 !important;
    background: #fff !important;
    min-height: 320px !important;
  }
}