/* ==========================================================================
   MediCare Plus - Clinical Design System & Core Stylesheet (Production Grade)
   Designed for institutional clinical trust, high contrast, WCAG AAA accessibility,
   and print optimization.
   ========================================================================== */

:root {
  /* Primary Clinical Palette (Institutional Navy) */
  --color-primary-950: #061220;
  --color-primary-900: #0B1E36;
  --color-primary-800: #122B4D;
  --color-primary-700: #193A66;
  --color-primary-600: #214B82;
  --color-primary-100: #E6EFF9;
  --color-primary-50:  #F2F7FD;

  /* Clinical Accent (Precise Sky / Medical Blue) */
  --color-accent-700: #0369A1;
  --color-accent-600: #0284C7;
  --color-accent-500: #0EA5E9;
  --color-accent-100: #E0F2FE;
  --color-accent-50:  #F0F9FF;

  /* Neutral Slate / Typography */
  --color-neutral-900: #0F172A;
  --color-neutral-800: #1E293B;
  --color-neutral-700: #334155;
  --color-neutral-600: #475569;
  --color-neutral-500: #64748B;
  --color-neutral-400: #94A3B8;
  --color-neutral-300: #CBD5E1;
  --color-neutral-200: #E2E8F0;
  --color-neutral-100: #F1F5F9;
  --color-neutral-50:  #F8FAFC;
  --color-white:       #FFFFFF;

  /* Status Colors */
  --color-success-800: #065F46;
  --color-success-700: #047857;
  --color-success-600: #059669;
  --color-success-100: #D1FAE5;
  --color-success-50:  #ECFDF5;

  --color-warning-800: #92400E;
  --color-warning-700: #B45309;
  --color-warning-100: #FEF3C7;
  --color-warning-50:  #FFFBEB;

  --color-danger-800:  #991B1B;
  --color-danger-700:  #B91C1C;
  --color-danger-600:  #DC2626;
  --color-danger-100:  #FEE2E2;
  --color-danger-50:   #FEF2F2;

  --color-emergency:   #C5221F;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-serif: 'Merriweather', Georgia, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Spacing Scale */
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */

  /* Border Radii (Clinical, Crisp) */
  --radius-xs: 3px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;

  /* Shadows (Subtle, non-distracting) */
  --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.08), 0 1px 2px -1px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.09), 0 8px 10px -6px rgba(15, 23, 42, 0.03);

  /* Container Widths */
  --container-max: 1240px;
  --container-narrow: 860px;

  /* Focus Ring */
  --focus-ring: 0 0 0 3px rgba(2, 132, 199, 0.4);
}

/* ==========================================================================
   CSS Reset & Base Standards
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-neutral-50);
  color: var(--color-neutral-800);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Accessibility: Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--color-primary-900);
  color: var(--color-white);
  padding: 0.75rem 1.25rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  z-index: 9999;
  transition: top 0.2s ease;
  text-decoration: none;
}
.skip-link:focus {
  top: 1rem;
  outline: 3px solid var(--color-accent-500);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary-700);
  text-decoration: none;
  transition: color 0.15s ease;
}
a:hover {
  color: var(--color-accent-700);
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* Accessible Focus States */
:focus-visible {
  outline: 2px solid var(--color-accent-600);
  outline-offset: 2px;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

main {
  flex: 1 0 auto;
}

/* ==========================================================================
   Typography Standards
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-neutral-900);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.05em; }

p {
  color: var(--color-neutral-700);
  margin-bottom: var(--space-3);
}

.lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-neutral-600);
}

.text-muted { color: var(--color-neutral-500); }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-bold { font-weight: 600; }
.text-semibold { font-weight: 500; }
.font-mono { font-family: var(--font-mono); }

/* ==========================================================================
   Hospital Top Emergency & Information Bar
   ========================================================================== */
.emergency-topbar {
  background-color: var(--color-primary-950);
  color: var(--color-neutral-300);
  font-size: 0.8125rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.emergency-topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.emergency-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: var(--color-emergency);
  color: var(--color-white);
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-xs);
  letter-spacing: 0.02em;
}

.emergency-tag svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.topbar-info {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.topbar-info-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--color-neutral-300);
}

.topbar-info-item strong {
  color: var(--color-white);
}

.topbar-info-item a {
  color: var(--color-white);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.topbar-info-item a:hover {
  color: var(--color-accent-500);
}

.topbar-links {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.topbar-links a {
  color: var(--color-neutral-300);
  font-size: 0.8125rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}
.topbar-links a:hover {
  color: var(--color-white);
}

/* ==========================================================================
   Main Header & Navigation
   ========================================================================== */
.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-neutral-200);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-xs);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: var(--space-4);
}

/* Hospital Brand */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-icon {
  width: 38px;
  height: 38px;
  background-color: var(--color-primary-900);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  border: 1px solid var(--color-primary-800);
}

.brand-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--color-white);
  stroke-width: 2.2;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary-900);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-title span {
  color: var(--color-accent-600);
  font-weight: 700;
}

.brand-subtitle {
  font-size: 0.7rem;
  color: var(--color-neutral-500);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
}

/* Navigation Links */
.main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-neutral-700);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
  position: relative;
}

.nav-link:hover {
  color: var(--color-primary-900);
  background-color: var(--color-neutral-100);
}

.nav-link.active {
  color: var(--color-primary-900);
  font-weight: 600;
  background-color: var(--color-primary-50);
  border: 1px solid var(--color-primary-100);
}

/* Header Utilities */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.search-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--color-neutral-100);
  border: 1px solid var(--color-neutral-300);
  color: var(--color-neutral-600);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-weight: 500;
  transition: all 0.15s ease;
  min-height: 38px;
}

.search-trigger-btn:hover {
  background-color: var(--color-neutral-200);
  color: var(--color-neutral-900);
  border-color: var(--color-neutral-400);
}

.search-kbd {
  font-size: 0.7rem;
  background: var(--color-white);
  border: 1px solid var(--color-neutral-300);
  padding: 0.1rem 0.35rem;
  border-radius: var(--radius-xs);
  color: var(--color-neutral-500);
  font-family: var(--font-mono);
}

.notif-bell-btn {
  position: relative;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-neutral-200);
  background: var(--color-white);
  color: var(--color-neutral-700);
  transition: all 0.15s ease;
}

.notif-bell-btn:hover {
  background-color: var(--color-neutral-100);
  color: var(--color-primary-900);
}

.notif-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background-color: var(--color-danger-600);
  color: var(--color-white);
  font-size: 0.65rem;
  font-weight: 700;
  height: 18px;
  min-width: 18px;
  padding: 0 4px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-white);
}

.nav-toggle-btn {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-neutral-200);
  background: var(--color-white);
  color: var(--color-neutral-800);
}

/* ==========================================================================
   Standard Button Component System (High Contrast & Crisp)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.25;
  padding: 0.625rem 1.125rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all 0.15s ease;
  text-decoration: none;
  white-space: nowrap;
  min-height: 40px;
}

.btn-primary {
  background-color: var(--color-primary-900);
  color: var(--color-white);
  border-color: var(--color-primary-950);
}
.btn-primary:hover {
  background-color: var(--color-primary-800);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.btn-accent {
  background-color: var(--color-accent-600);
  color: var(--color-white);
  border-color: var(--color-accent-700);
}
.btn-accent:hover {
  background-color: var(--color-accent-700);
  color: var(--color-white);
}

.btn-outline {
  background-color: var(--color-white);
  color: var(--color-neutral-800);
  border-color: var(--color-neutral-300);
}
.btn-outline:hover {
  background-color: var(--color-neutral-100);
  border-color: var(--color-neutral-400);
  color: var(--color-primary-900);
}

.btn-outline-primary {
  background-color: transparent;
  color: var(--color-primary-900);
  border-color: var(--color-primary-900);
}
.btn-outline-primary:hover {
  background-color: var(--color-primary-50);
  color: var(--color-primary-900);
}

.btn-danger {
  background-color: var(--color-danger-600);
  color: var(--color-white);
  border-color: var(--color-danger-700);
}
.btn-danger:hover {
  background-color: var(--color-danger-700);
}

.btn-sm {
  font-size: 0.8125rem;
  padding: 0.375rem 0.75rem;
  min-height: 32px;
}

.btn-lg {
  font-size: 1.0625rem;
  padding: 0.875rem 1.625rem;
  min-height: 48px;
}

.btn-block {
  width: 100%;
}

.btn:disabled, .btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* ==========================================================================
   Badge & Status Components
   ========================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.55rem;
  border-radius: var(--radius-xs);
  border: 1px solid transparent;
  line-height: 1;
}

.badge-success {
  background-color: var(--color-success-50);
  color: var(--color-success-800);
  border-color: var(--color-success-100);
}

.badge-warning {
  background-color: var(--color-warning-50);
  color: var(--color-warning-800);
  border-color: var(--color-warning-100);
}

.badge-danger {
  background-color: var(--color-danger-50);
  color: var(--color-danger-800);
  border-color: var(--color-danger-100);
}

.badge-neutral {
  background-color: var(--color-neutral-100);
  color: var(--color-neutral-700);
  border-color: var(--color-neutral-300);
}

.badge-primary {
  background-color: var(--color-primary-50);
  color: var(--color-primary-900);
  border-color: var(--color-primary-100);
}

/* ==========================================================================
   Clinical Form Controls & Validation
   ========================================================================== */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-neutral-800);
  margin-bottom: 0.35rem;
}

.form-label .required-star {
  color: var(--color-danger-600);
  margin-left: 2px;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--color-neutral-500);
  margin-top: 0.25rem;
}

.form-control {
  width: 100%;
  font-size: 0.9375rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-neutral-300);
  background-color: var(--color-white);
  color: var(--color-neutral-900);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  min-height: 42px;
}

.form-control:focus {
  border-color: var(--color-accent-600);
  outline: none;
  box-shadow: var(--focus-ring);
}

.form-control.is-invalid {
  border-color: var(--color-danger-600);
  background-color: #FFFDFD;
}

.form-control.is-invalid:focus {
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.25);
}

.invalid-feedback {
  display: none;
  font-size: 0.75rem;
  color: var(--color-danger-700);
  font-weight: 500;
  margin-top: 0.3rem;
}

.is-invalid ~ .invalid-feedback,
.form-group.has-error .invalid-feedback {
  display: block;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23475569'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1rem;
  padding-right: 2.25rem;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: var(--space-3);
}

.form-check-input {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.15rem;
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-neutral-400);
  cursor: pointer;
  accent-color: var(--color-primary-900);
}

.form-check-label {
  font-size: 0.875rem;
  color: var(--color-neutral-700);
  cursor: pointer;
}

/* ==========================================================================
   Clinical Card System
   ========================================================================== */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.card:hover {
  border-color: var(--color-neutral-300);
  box-shadow: var(--shadow-sm);
}

.card-header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-neutral-200);
  background-color: var(--color-neutral-50);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-body {
  padding: var(--space-5);
}

.card-footer {
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--color-neutral-200);
  background-color: var(--color-neutral-50);
}

/* ==========================================================================
   Global Omnibar Search Modal (Ctrl + K)
   ========================================================================== */
.search-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(2px);
  z-index: 1000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 80px var(--space-4) var(--space-4);
}

.search-modal-backdrop.open {
  display: flex;
}

.search-modal-window {
  background: var(--color-white);
  width: 100%;
  max-width: 640px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-neutral-300);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.search-modal-header {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-neutral-200);
  gap: 0.5rem;
}

.search-modal-header svg {
  width: 20px;
  height: 20px;
  color: var(--color-neutral-500);
}

.search-modal-input {
  flex: 1;
  border: none;
  font-size: 1rem;
  color: var(--color-neutral-900);
  outline: none;
  background: transparent;
}

.search-modal-close-btn {
  font-size: 0.75rem;
  background: var(--color-neutral-100);
  border: 1px solid var(--color-neutral-300);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-xs);
  color: var(--color-neutral-600);
}

.search-results-area {
  max-height: 400px;
  overflow-y: auto;
  padding: var(--space-2);
}

.search-result-group-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-neutral-500);
  padding: 0.5rem 0.75rem 0.25rem;
  letter-spacing: 0.05em;
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-md);
  color: var(--color-neutral-800);
  text-decoration: none;
  transition: background-color 0.1s ease;
}

.search-result-item:hover, .search-result-item:focus {
  background-color: var(--color-neutral-100);
  color: var(--color-primary-900);
}

.search-result-main {
  display: flex;
  flex-direction: column;
}

.search-result-name {
  font-weight: 600;
  font-size: 0.9375rem;
}

.search-result-sub {
  font-size: 0.75rem;
  color: var(--color-neutral-500);
}

.search-empty-state {
  padding: var(--space-8);
  text-align: center;
  color: var(--color-neutral-500);
}

/* ==========================================================================
   Article Reader Modal
   ========================================================================== */
.article-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.article-modal-backdrop.open {
  display: flex;
}

.article-modal-window {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-neutral-300);
  display: flex;
  flex-direction: column;
}

/* ==========================================================================
   Notification Center Drawer
   ========================================================================== */
.notif-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.4);
  z-index: 1000;
  display: none;
}

.notif-drawer-backdrop.open {
  display: block;
}

.notif-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 400px;
  height: 100%;
  background: var(--color-white);
  box-shadow: var(--shadow-xl);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.25s ease-in-out;
}

.notif-drawer.open {
  transform: translateX(0);
}

.notif-drawer-header {
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-neutral-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--color-neutral-50);
}

.notif-drawer-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-neutral-900);
}

.notif-drawer-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.notif-drawer-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-3);
}

.notif-item {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-neutral-200);
  margin-bottom: var(--space-2);
  background-color: var(--color-white);
  transition: border-color 0.15s ease;
}

.notif-item.unread {
  border-left: 4px solid var(--color-accent-600);
  background-color: var(--color-accent-50);
}

.notif-item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.25rem;
}

.notif-item-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-neutral-900);
}

.notif-item-time {
  font-size: 0.7rem;
  color: var(--color-neutral-500);
}

.notif-item-msg {
  font-size: 0.8125rem;
  color: var(--color-neutral-700);
  margin-bottom: 0.35rem;
}

/* ==========================================================================
   Toast Notification Stack
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 380px;
  width: calc(100% - 2rem);
  pointer-events: none;
}

.toast {
  background: var(--color-neutral-900);
  color: var(--color-white);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.875rem;
  pointer-events: auto;
  animation: toastIn 0.2s ease-out;
  border: 1px solid var(--color-neutral-700);
}

.toast-success {
  background: var(--color-primary-950);
  border-left: 4px solid var(--color-success-600);
}

.toast-error {
  background: var(--color-primary-950);
  border-left: 4px solid var(--color-danger-600);
}

.toast-info {
  background: var(--color-primary-950);
  border-left: 4px solid var(--color-accent-600);
}

.toast-close-btn {
  color: var(--color-neutral-400);
  font-size: 1.1rem;
  line-height: 1;
}
.toast-close-btn:hover {
  color: var(--color-white);
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Institutional Hospital Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-primary-950);
  color: var(--color-neutral-300);
  border-top: 1px solid var(--color-primary-900);
  margin-top: auto;
}

.footer-emergency-strip {
  background-color: var(--color-primary-900);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--space-4) 0;
}

.footer-emergency-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-emergency-text {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-emergency-text strong {
  color: var(--color-white);
  font-size: 1.125rem;
}

.footer-main-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-8);
  padding: var(--space-12) 0 var(--space-8);
}

.footer-col-title {
  color: var(--color-white);
  font-size: 0.9375rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
}

.footer-links-list li {
  margin-bottom: 0.5rem;
}

.footer-links-list a {
  color: var(--color-neutral-300);
  font-size: 0.875rem;
}
.footer-links-list a:hover {
  color: var(--color-white);
  text-decoration: underline;
}

.footer-bottom-strip {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--space-5) 0;
  font-size: 0.8125rem;
  color: var(--color-neutral-400);
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.clinical-disclaimer {
  font-size: 0.75rem;
  color: var(--color-neutral-400);
  margin-top: 0.5rem;
  line-height: 1.5;
}

/* ==========================================================================
   Responsive Adaptations (320px - 1920px)
   ========================================================================== */
@media (max-width: 992px) {
  .main-nav {
    display: none;
  }
  .nav-toggle-btn {
    display: flex;
  }
  .footer-main-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }
  .search-kbd {
    display: none;
  }
}

@media (max-width: 640px) {
  .emergency-topbar-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer-main-grid {
    grid-template-columns: 1fr;
  }
  .footer-emergency-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .header-actions .btn {
    display: none;
  }
}

/* Mobile Drawer */
.mobile-nav-drawer {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  z-index: 1050;
  display: none;
}

.mobile-nav-drawer.open {
  display: block;
}

.mobile-nav-panel {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 80%;
  max-width: 320px;
  background: var(--color-white);
  z-index: 1051;
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  box-shadow: var(--shadow-xl);
  overflow-y: auto;
}

.mobile-nav-link {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-neutral-800);
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--color-neutral-100);
}
.mobile-nav-link:hover {
  color: var(--color-accent-700);
}

/* ==========================================================================
   Print Optimization (@media print)
   ========================================================================== */
@media print {
  .emergency-topbar,
  .site-header,
  .site-footer,
  .toast-container,
  .search-modal-backdrop,
  .notif-drawer-backdrop,
  .notif-drawer,
  .mobile-nav-drawer,
  .btn,
  .search-trigger-btn,
  .notif-bell-btn {
    display: none !important;
  }

  body {
    background: #FFFFFF !important;
    color: #000000 !important;
    font-size: 12pt;
    line-height: 1.4;
  }

  .container, .booking-wizard-container, .wizard-card {
    max-width: 100% !important;
    width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
    box-shadow: none !important;
  }

  .confirmation-summary-card, .receipt-success-box, .lab-card {
    border: 1px solid #666 !important;
    background: #FFF !important;
    page-break-inside: avoid;
  }
}