/* ============================================
   THE WARD COMPANION — Clinical Toolkit
   AJ MBBS Archive Aesthetic · Glassmorphism
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

/* ══════════════════════════════════════
   DESIGN TOKENS
   ══════════════════════════════════════ */
:root {
  /* Brand */
  --primary: #6c5ce7;
  --primary-dark: #4834d4;
  --primary-light: #a29bfe;
  --primary-ultra-light: rgba(108, 92, 231, 0.06);
  --accent: #00cec9;

  /* Semantic */
  --success: #00b894;
  --success-bg: rgba(0, 184, 148, 0.08);
  --warning: #fdcb6e;
  --warning-bg: rgba(253, 203, 110, 0.12);
  --danger: #e17055;
  --danger-bg: rgba(225, 112, 85, 0.08);
  --info: #6c5ce7;
  --info-bg: rgba(108, 92, 231, 0.08);

  /* Text */
  --text: #1a1a2e;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;

  /* Surfaces */
  --bg: #f5f5f7;
  --card: #ffffff;
  --card-solid: #ffffff;
  --border: rgba(0, 0, 0, 0.06);
  --border-light: rgba(0, 0, 0, 0.04);
  --glass: rgba(255, 255, 255, 0.92);
  --glass-strong: rgba(255, 255, 255, 0.97);
  --search-bg: rgba(0, 0, 0, 0.04);

  /* AJ MBBS Archive — neumorphic shadow system */
  --shadow-sm: 4px 4px 10px rgba(0, 0, 0, 0.04), -2px -2px 8px rgba(255, 255, 255, 0.85);
  --shadow: 6px 6px 16px rgba(0, 0, 0, 0.06), -4px -4px 12px rgba(255, 255, 255, 0.90);
  --shadow-md: 8px 8px 20px rgba(0, 0, 0, 0.08), -4px -4px 14px rgba(255, 255, 255, 0.90);
  --shadow-lg: 10px 10px 28px rgba(0, 0, 0, 0.10), -5px -5px 16px rgba(255, 255, 255, 0.90);
  --shadow-xl: 14px 14px 36px rgba(0, 0, 0, 0.12), -6px -6px 20px rgba(255, 255, 255, 0.90);
  --shadow-primary: 0 10px 28px rgba(108, 92, 231, 0.24);
  --shadow-glass: 0 4px 20px rgba(0, 0, 0, 0.06);

  /* Radii */
  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 18px;
  --radius-xl: 24px;

  /* Typography */
  --font: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

  /* Transitions */
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.40s cubic-bezier(0.175, 0.885, 0.32, 1.275);

  /* Layout */
  --header-h: 65px;
}

/* ══════════════════════════════════════
   DARK MODE
   ══════════════════════════════════════ */
body.dark-mode {
  --bg: #0a0a1a;
  --card: #141428;
  --card-solid: #141428;
  --border: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.04);
  --glass: rgba(14, 14, 30, 0.95);
  --glass-strong: rgba(14, 14, 30, 0.98);
  --search-bg: rgba(255, 255, 255, 0.06);
  --text: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --shadow-sm: 3px 3px 8px rgba(0, 0, 0, 0.40), -1px -1px 4px rgba(255, 255, 255, 0.02);
  --shadow: 4px 4px 14px rgba(0, 0, 0, 0.50), -2px -2px 8px rgba(255, 255, 255, 0.02);
  --shadow-md: 6px 6px 20px rgba(0, 0, 0, 0.55), -3px -3px 10px rgba(255, 255, 255, 0.02);
  --shadow-lg: 8px 8px 26px rgba(0, 0, 0, 0.60), -4px -4px 14px rgba(255, 255, 255, 0.02);
  --shadow-xl: 12px 12px 34px rgba(0, 0, 0, 0.65), -5px -5px 18px rgba(255, 255, 255, 0.02);
  --shadow-glass: 0 4px 20px rgba(0, 0, 0, 0.30);

  --primary-ultra-light: rgba(108, 92, 231, 0.12);
  --success-bg: rgba(0, 184, 148, 0.12);
  --warning-bg: rgba(253, 203, 110, 0.12);
  --danger-bg: rgba(225, 112, 85, 0.12);
  --info-bg: rgba(108, 92, 231, 0.14);
}

/* ══════════════════════════════════════
   RESET & BASE
   ══════════════════════════════════════ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  padding-top: var(--header-h);
  transition: background 0.4s ease, color 0.4s ease;
}

/* ══════════════════════════════════════
   INSTALL BANNER
   ══════════════════════════════════════ */
.install-banner {
  display: none;
  background: var(--glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(108, 92, 231, 0.15);
  color: var(--primary);
  padding: 10px 24px;
  text-align: center;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  gap: 10px;
  letter-spacing: 0.3px;
  transition: var(--transition);
}

/* ══════════════════════════════════════
   HEADER  (fixed · AJ MBBS Archive style)
   ══════════════════════════════════════ */
.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 65px;
  background: var(--glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  z-index: 1000;
  border-bottom: 1px solid var(--border);
  transition: background 0.4s ease;
}

.header-left,
.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-brand-link {
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-brand {
  font-weight: 800;
  font-size: 1rem;
  color: var(--text);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.header-brand span {
  color: var(--primary);
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  background: var(--card);
  /* Glass container for logo */
}

.brand-icon img.nav-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  position: relative;
}

/* ── Header icon buttons (AJ MBBS Archive style) ── */
.header-btn {
  background: var(--card);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  font-size: 1.05rem;
  position: relative;
  flex-shrink: 0;
}

.header-btn:hover {
  background: var(--bg);
  color: var(--primary);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

/* ══════════════════════════════════════
   EXPANDABLE SEARCH  (AJ MBBS Archive pattern)
   ══════════════════════════════════════ */
.header-search-wrap,
.search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-expandable {
  position: absolute;
  right: 46px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 40px;
  /* Standardize height */
  overflow: hidden;
  background: transparent;
  /* Transparent initially, no background showing */
  border-radius: 50px;
  display: flex;
  align-items: center;
  padding: 0;
  /* No padding when closed */
  border: 1px solid transparent;
  /* Transparent border when closed */
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1),
    background 0.3s,
    border-color 0.3s,
    box-shadow 0.3s;
  z-index: 200;
}

.search-expandable.active {
  width: min(400px, calc(100vw - 130px));
  padding: 0 15px;
  /* Add padding when open */
  background: var(--card);
  /* Fills with color when active */
  border-color: var(--primary);
  box-shadow: 0 8px 32px rgba(108, 92, 231, 0.16);
  overflow: visible;
}

.search-inner-icon {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-right: 5px;
}

.search-input {
  flex: 1;
  border: none !important;
  /* Removes the second box border */
  outline: none !important;
  /* Removes blue focus ring */
  background: transparent !important;
  /* Removes second box background */
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--text);
  padding: 0 10px;
  width: 100%;
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-clear {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0 5px;
  transition: color 0.2s;
}

.search-clear:hover {
  color: var(--danger);
}

.search-toggle-btn {
  position: relative;
  z-index: 201;
}

/* Search Results Dropdown */
.search-results {
  position: absolute;
  top: calc(100% + 14px);
  right: 0;
  left: 0;
  width: 100%;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.14);
  max-height: 420px;
  overflow-y: auto;
  z-index: 3000;
  display: none;
}

.search-results.active {
  display: block;
}

body.dark-mode .search-results {
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.55);
  border-color: rgba(108, 92, 231, 0.2);
}

.search-results .search-category {
  padding: 10px 18px 6px;
  font-size: 0.62rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  border-bottom: 1px solid var(--border-light);
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  cursor: pointer;
  transition: var(--transition);
  border-bottom: 1px solid var(--border-light);
  text-decoration: none;
  color: var(--text);
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover,
.search-result-item.active {
  background: var(--primary-ultra-light);
}

.search-result-item .result-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.88rem;
  flex-shrink: 0;
}

.search-result-item .result-info h4 {
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);

  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  padding: 0 !important;
  margin: 0 !important;
}

.search-result-item .result-info p {
  font-size: 0.71rem;
  color: var(--text-secondary);
  font-weight: 500;

  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  padding: 0 !important;
  margin: 0 !important;
}

.search-result-item .result-tag {
  margin-left: auto;
  font-size: 0.58rem;
  padding: 4px 10px;
  border-radius: 50px;
  font-weight: 800;
  flex-shrink: 0;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* ══════════════════════════════════════
   NAV TABS  (Not populated anymore, kept minimal if old code expects it)
   ══════════════════════════════════════ */
.nav-tabs {
  display: none;
}

/* ══════════════════════════════════════
   MAIN CONTENT
   ══════════════════════════════════════ */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 28px 20px 100px;
}

.page-section {
  display: none;
}

.page-section.active {
  display: block;
}

/* ══════════════════════════════════════
   WELCOME BANNER (Theme Responsive Aesthetic)
   ══════════════════════════════════════ */
.welcome-banner.modern-dark {
  --banner-bg: #ffffff;
  --banner-border: rgba(0, 0, 0, 0.06);
  --banner-shadow: 0 16px 40px rgba(108, 92, 231, 0.08);
  --banner-text: #1a1a2e;
  --banner-text-sub: #4b5563;
  --banner-text-muted: #9ca3af;
  --banner-badge-bg: rgba(0, 0, 0, 0.03);
  --banner-badge-border: rgba(0, 0, 0, 0.06);
  --banner-icon-bg: rgba(139, 92, 246, 0.1);
  --banner-line: rgba(0, 0, 0, 0.08);
  --banner-item-hover: #1a1a2e;

  background: var(--banner-bg);
  border-radius: var(--radius-xl);
  padding: 40px;
  color: var(--banner-text);
  margin-bottom: 35px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--banner-shadow);
  border: 1px solid var(--banner-border);
  font-family: 'Outfit', sans-serif;
  display: flex;
  flex-direction: column;
  gap: 30px;
  transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease, color 0.4s ease;
}

body.dark-mode .welcome-banner.modern-dark {
  --banner-bg: #030303;
  --banner-border: rgba(255, 255, 255, 0.05);
  --banner-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  --banner-text: #ffffff;
  --banner-text-sub: #e5e5e5;
  --banner-text-muted: #a3a3a3;
  --banner-badge-bg: rgba(255, 255, 255, 0.05);
  --banner-badge-border: rgba(255, 255, 255, 0.1);
  --banner-icon-bg: rgba(139, 92, 246, 0.15);
  --banner-line: rgba(255, 255, 255, 0.1);
  --banner-item-hover: #ffffff;
}

/* Glowing Orbs Effect */
.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  z-index: 0;
  transition: opacity 0.4s ease;
}

body:not(.dark-mode) .glow-orb {
  opacity: 0.6;
  /* tone down saturation in light mode for cleaner look */
}

.orb-1 {
  width: 250px;
  height: 250px;
  background: rgba(88, 101, 242, 0.3);
  top: -50px;
  left: -50px;
}

.orb-2 {
  width: 300px;
  height: 300px;
  background: rgba(139, 92, 246, 0.15);
  top: 40%;
  right: -80px;
}

.orb-3 {
  width: 200px;
  height: 200px;
  background: rgba(59, 130, 246, 0.2);
  bottom: -40px;
  left: 30%;
}

/* Top Badge */
.banner-top-badge {
  position: absolute;
  top: 25px;
  right: 30px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--banner-badge-bg);
  padding: 6px 14px;
  border-radius: 50px;
  border: 1px solid var(--banner-badge-border);
  z-index: 2;
  backdrop-filter: blur(10px);
  transition: all 0.4s ease;
}

.banner-top-badge img {
  width: 18px;
  height: 18px;
  border-radius: 4px;
}

.banner-top-badge span {
  font-size: 0.75rem;
  color: var(--banner-text-muted);
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: color 0.4s ease;
}

/* Main Content Grid */
.banner-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  position: relative;
  z-index: 2;
  margin-top: 10px;
}

/* Left Column */
.banner-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.banner-icon-large {
  width: 65px;
  height: 65px;
  background: var(--banner-icon-bg);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border: 1px solid rgba(139, 92, 246, 0.3);
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
  transition: all 0.4s ease;
}

.banner-icon-large img {
  width: 40px;
  height: 40px;
}

body.dark-mode .banner-icon-large img {
  filter: brightness(1.2);
  /* only brighten icon in dark mode */
}

.banner-title {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 25px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  color: var(--banner-text);
  transition: color 0.4s ease;
}

body.dark-mode .banner-title {
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.highlight-purple {
  color: #8B5CF6;
}

.banner-subtitle-wrap {
  position: relative;
  padding-bottom: 12px;
}

.banner-subtitle {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--banner-text-sub);
  line-height: 1.4;
  letter-spacing: -0.3px;
  transition: color 0.4s ease;
}

.subtitle-underline {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 180px;
  height: 2px;
  background: var(--banner-line);
  transition: background 0.4s ease;
}

/* Right Column */
.banner-right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 20px;
}

.banner-description {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--banner-text-sub);
  line-height: 1.6;
  margin-bottom: 35px;
  transition: color 0.4s ease;
}

.services-block {
  margin-top: auto;
}

.services-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--banner-text-sub);
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: color 0.4s ease;
}

.title-icon {
  color: #8B5CF6;
  font-size: 1.2rem;
}

.services-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
}

.service-item {
  font-size: 0.9rem;
  color: var(--banner-text-sub);
  font-weight: 500;
  padding: 12px 0;
  border-bottom: 1px solid var(--banner-line);
  display: flex;
  align-items: center;
  gap: 12px;
  transition: color 0.3s, border-color 0.4s;
}

.service-item:hover {
  color: var(--banner-item-hover);
}

.item-icon {
  color: #8B5CF6;
  font-size: 0.85rem;
}

/* Footer Pills */
.banner-footer-pills {
  display: flex;
  gap: 15px;
  position: relative;
  z-index: 2;
  margin-top: 10px;
}

.footer-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #8B5CF6;
  color: #fff;
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.footer-pill:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
  background: #7c3aed;
  color: #fff;
}

.pill-icon {
  font-size: 0.9rem;
}

.welcome-stats {
  display: flex;
  gap: 28px;
  margin-top: 26px;
  position: relative;
  z-index: 1;
}

.welcome-stat .stat-num {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1;
  color: var(--banner-text);
}

.welcome-stat .stat-label {
  font-size: 0.65rem;
  color: var(--banner-text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 700;
  margin-top: 4px;
}



/* ══════════════════════════════════════
   AESTHETIC FOOTER
   ══════════════════════════════════════ */
.app-footer {
  --card-bg: #ffffff;
  --card-border: rgba(0, 0, 0, 0.06);

  --orb-1: rgba(88, 101, 242, 0.1);
  --orb-2: rgba(139, 92, 246, 0.05);
  --orb-3: rgba(59, 130, 246, 0.08);

  margin-top: 60px;
  background: var(--card-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-top: 1px solid var(--card-border);
  padding: 60px 20px 24px;
  color: var(--text);
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.02);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

body.dark-mode .app-footer {
  --card-bg: #030303;
  --card-border: rgba(255, 255, 255, 0.05);

  --orb-1: rgba(88, 101, 242, 0.2);
  --orb-2: rgba(139, 92, 246, 0.1);
  --orb-3: rgba(59, 130, 246, 0.15);
}

.app-footer::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 10% 90%, var(--orb-1) 0%, transparent 60%),
    radial-gradient(circle at 90% 10%, var(--orb-2) 0%, transparent 60%),
    radial-gradient(circle at 50% 120%, var(--orb-3) 0%, transparent 50%);
  z-index: -1;
  pointer-events: none;
  opacity: 0.8;
}

.footer-content {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.footer-brand-logo img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  object-fit: contain;
}

.footer-brand-text {
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text);
}

.footer-brand-text span {
  color: var(--primary);
}

.footer-tagline {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
  line-height: 1.5;
}

.footer-heading {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
}

.footer-heading i {
  margin-right: 8px;
  color: var(--primary);
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.3s ease;
  width: fit-content;
  display: flex;
  align-items: center;
}

.footer-nav a::before {
  content: '\f105';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  margin-right: 8px;
  font-size: 0.75rem;
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.3s ease;
  color: var(--primary);
}

.footer-nav a:hover {
  color: var(--text);
  transform: translateX(4px);
}

.footer-nav a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

.social-icons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.social-btn {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--card);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.social-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: 0 10px 20px rgba(108, 92, 231, 0.2);
}

.report-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--danger-bg);
  color: var(--danger);
  border-radius: var(--radius-lg);
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.report-btn:hover {
  background: var(--danger);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(225, 112, 85, 0.25);
}

.footer-bottom {
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* ══════════════════════════════════════
   SECTION HEADERS  (AJ MBBS Archive style with extending rule)
   ══════════════════════════════════════ */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 16px;
}

.section-header h3 {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 2.2px;
  text-transform: uppercase;
  flex: 1;
}

/* Extending line — like AJ MBBS Archive .section-label::after */
.section-header h3::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
  margin-left: 12px;
  min-width: 20px;
}

.section-header h3 i {
  color: var(--primary);
}

.section-header .link-btn {
  font-size: 0.7rem;
  color: var(--primary);
  text-decoration: none;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 0.3px;
  transition: var(--transition);
  padding: 6px 16px;
  border-radius: 50px;
  background: var(--primary-ultra-light);
  border: 1px solid rgba(108, 92, 231, 0.15);
  white-space: nowrap;
  flex-shrink: 0;
}

.section-header .link-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ══════════════════════════════════════
   QUICK ACCESS / FAVORITES
   ══════════════════════════════════════ */
.quick-access {
  margin-bottom: 30px;
}

.favorites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(185px, 1fr));
  gap: 11px;
}

.favorite-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

.favorite-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 26px rgba(108, 92, 231, 0.13);
  border-color: rgba(108, 92, 231, 0.2);
}

.favorite-card .fav-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.favorite-card .fav-info h4 {
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.3;
}

.favorite-card .fav-info p {
  font-size: 0.68rem;
  color: var(--text-muted);
  font-weight: 500;
}

.no-favorites {
  background: var(--primary-ultra-light);
  border: 2px dashed rgba(108, 92, 231, 0.2);
  border-radius: var(--radius-lg);
  padding: 36px;
  text-align: center;
  color: var(--text-secondary);
}

.no-favorites i {
  font-size: 2rem;
  color: var(--primary-light);
  margin-bottom: 10px;
  display: block;
}

.no-favorites p {
  font-size: 0.86rem;
  font-weight: 500;
}

/* ══════════════════════════════════════
   MAIN NAVIGATION CARDS (AJ MBBS Archive style)
   ══════════════════════════════════════ */
.main-nav-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 30px;
}

@media (min-width: 768px) {
  .main-nav-grid {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .nav-card {
    flex: 1;
    min-width: 250px;
  }
}

.nav-card {
  --card-bg: #ffffff;
  --card-border: rgba(0, 0, 0, 0.06);
  --card-shadow: var(--shadow-sm);
  --card-text: #1a1a2e;
  --card-hover-bg: #ffffff;
  --card-hover-shadow: 0 20px 40px rgba(108, 92, 231, 0.08), 0 1px 3px rgba(0, 0, 0, 0.05);

  --orb-1: rgba(88, 101, 242, 0.2);
  --orb-2: rgba(139, 92, 246, 0.12);
  --orb-3: rgba(59, 130, 246, 0.15);

  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 30px;
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: var(--card-shadow);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: var(--card-text);
  z-index: 1;
}

body.dark-mode .nav-card {
  --card-bg: #030303;
  --card-border: rgba(255, 255, 255, 0.05);
  --card-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  --card-text: #ffffff;
  --card-hover-bg: #0a0a0a;
  --card-hover-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 20px rgba(108, 92, 231, 0.15);

  --orb-1: rgba(88, 101, 242, 0.35);
  --orb-2: rgba(139, 92, 246, 0.2);
  --orb-3: rgba(59, 130, 246, 0.25);
}

.nav-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background:
    radial-gradient(circle at -10% -10%, var(--orb-1) 0%, transparent 65%),
    radial-gradient(circle at 110% 50%, var(--orb-2) 0%, transparent 65%),
    radial-gradient(circle at 40% 120%, var(--orb-3) 0%, transparent 65%);
  z-index: -1;
  pointer-events: none;
  opacity: 0.8;
  transition: opacity 0.4s ease, transform 0.6s ease;
}

body.dark-mode .nav-card::after {
  opacity: 1;
}

.nav-card:hover::after {
  transform: scale(1.1);
  opacity: 1;
}



.nav-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--card-hover-shadow);
  border-color: rgba(108, 92, 231, 0.3);
  background: var(--card-hover-bg);
}


.nav-card .nav-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.2), 0 4px 10px rgba(0, 0, 0, 0.05);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.nav-card:hover .nav-icon {
  transform: scale(1.08) rotate(-3deg);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3), 0 8px 16px rgba(0, 0, 0, 0.1);
}

.nav-info {
  flex: 1;
}

.nav-info h4 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 6px;
  color: var(--text);
  letter-spacing: -0.2px;
}

.nav-info p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
  line-height: 1.5;
}

.nav-arrow {
  color: var(--text-muted);
  font-size: 1rem;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.nav-card:hover .nav-arrow {
  transform: translateX(6px);
  color: var(--primary);
}

/* Icon colour themes */
.bg-medicine {
  background: rgba(37, 99, 235, 0.10);
  color: #2563eb;
}

.bg-surgery {
  background: rgba(220, 38, 38, 0.10);
  color: #dc2626;
}

.bg-peds {
  background: rgba(22, 163, 74, 0.10);
  color: #16a34a;
}

.bg-obg {
  background: rgba(168, 85, 247, 0.10);
  color: #a855f7;
}

.bg-ortho {
  background: rgba(234, 88, 12, 0.10);
  color: #ea580c;
}

.bg-pharma {
  background: rgba(5, 150, 105, 0.10);
  color: #059669;
}

.bg-emergency {
  background: rgba(225, 29, 72, 0.10);
  color: #e11d48;
}

.bg-cardio {
  background: rgba(225, 29, 72, 0.10);
  color: #e11d48;
}

.bg-neuro {
  background: rgba(108, 92, 231, 0.10);
  color: var(--primary);
}

.bg-lab {
  background: rgba(2, 132, 199, 0.10);
  color: #0284c7;
}

/* ══════════════════════════════════════
   CALCULATORS PAGE
   ══════════════════════════════════════ */
.calc-filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

/* Override inline-style on calcSearch wrapper */
.calc-filter-bar>div[style] {
  flex: 1;
  min-width: 200px;
  position: relative;
}

/* ══════════════════════════════════════
   FILTER DROPDOWN & GLASS INPUTS
   ══════════════════════════════════════ */
.glass-select-wrapper {
  position: relative;
  min-width: 170px;
  flex: 1;
  max-width: 250px;
}

.glass-select {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  padding: 10px 36px 10px 16px;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text);
  background: var(--card);
  /* Base opaque on small devices */
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  outline: none;
}

@media (min-width: 768px) {
  .glass-select {
    background: var(--glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
  }

  .glass-input {
    background: var(--glass) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
  }
}

.glass-select option {
  background: var(--card);
  color: var(--text);
  font-weight: 600;
}

body.dark-mode .glass-select option {
  background: #1e1e2d;
  /* Specific sleek dark background for aesthetic glassmorphism emulation */
  color: #fff;
}

/* ══════════════════════════════════════
   BACK BUTTON (AJ MBBS style)
   ══════════════════════════════════════ */
.nav-back-btn {
  position: fixed;
  top: 75px;
  left: 16px;
  z-index: 990;
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  color: var(--text);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
}

.nav-back-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 20px rgba(108, 92, 231, 0.3);
}

#page-calculators .section-header,
#page-differentials .section-header,
#page-labvalues .section-header {
  padding-left: 54px;
}

.glass-select:hover,
.glass-select:focus {
  border-color: var(--primary);
  box-shadow: 0 4px 16px rgba(108, 92, 231, 0.12);
}

.glass-select-wrapper .select-icon {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  font-size: 0.8rem;
  transition: color 0.3s ease;
}

.glass-select:hover~.select-icon,
.glass-select:focus~.select-icon {
  color: var(--primary);
}

.glass-input {
  width: 100%;
  padding: 10px 14px 10px 44px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--card);
  font-family: var(--font);
  font-size: 0.85rem;
  color: var(--text);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  outline: none;
}

.glass-input:focus {
  border-color: var(--primary);
  box-shadow: 0 4px 16px rgba(108, 92, 231, 0.12);
}

.calculators-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(295px, 1fr));
  gap: 14px;
}

/* ══════════════════════════════════════
   CALC CARD  (AJ MBBS Archive surgery-card aesthetic)
   ══════════════════════════════════════ */
/* ══════════════════════════════════════
   INDIVIDUAL CALCULATOR CARDS (Aesthetic Redesign)
   ══════════════════════════════════════ */
.calc-card {
  --card-bg: #ffffff;
  --card-border: rgba(0, 0, 0, 0.06);
  --card-shadow: var(--shadow-sm);

  --orb-1: rgba(88, 101, 242, 0.2);
  --orb-2: rgba(139, 92, 246, 0.12);
  --orb-3: rgba(59, 130, 246, 0.15);

  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  cursor: pointer;
  box-shadow: var(--card-shadow);
  position: relative;
  z-index: 1;
}

body.dark-mode .calc-card {
  --card-bg: #030303;
  --card-border: rgba(255, 255, 255, 0.05);
  --card-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);

  --orb-1: rgba(88, 101, 242, 0.35);
  --orb-2: rgba(139, 92, 246, 0.2);
  --orb-3: rgba(59, 130, 246, 0.25);
}

.calc-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background:
    radial-gradient(circle at -10% -10%, var(--orb-1) 0%, transparent 65%),
    radial-gradient(circle at 110% 50%, var(--orb-2) 0%, transparent 65%),
    radial-gradient(circle at 40% 120%, var(--orb-3) 0%, transparent 65%);
  z-index: -1;
  pointer-events: none;
  opacity: 0.8;
  transition: opacity 0.4s ease, transform 0.6s ease;
}

.calc-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.05);
  border-color: rgba(108, 92, 231, 0.3);
}

body.dark-mode .calc-card:hover {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 20px rgba(108, 92, 231, 0.15);
}

.calc-card:hover::after {
  transform: scale(1.1);
}

.calc-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-light);
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.02), transparent);
}

.calc-card-header .calc-title {
  display: flex;
  align-items: center;
  gap: 16px;
}

.calc-card-header .calc-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.2), 0 4px 10px rgba(0, 0, 0, 0.05);
}

.calc-card-header h4 {
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 4px;
}

.calc-card-header .calc-specialty {
  font-size: 0.65rem;
  color: var(--primary);
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  background: var(--primary-ultra-light);
  padding: 4px 8px;
  border-radius: 6px;
  display: inline-block;
}

.calc-card-header .fav-btn {
  background: var(--search-bg);
  border: 1px solid var(--border-light);
  font-size: 1rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-spring);
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.calc-card-header .fav-btn:hover {
  color: var(--warning);
  background: var(--warning-bg);
  transform: scale(1.1) rotate(5deg);
  border-color: rgba(253, 203, 110, 0.3);
}

.calc-card-header .fav-btn.favorited {
  color: var(--warning);
  background: var(--warning-bg);
  border-color: rgba(253, 203, 110, 0.5);
  box-shadow: 0 4px 12px rgba(253, 203, 110, 0.2);
}

.calc-card-body {
  padding: 24px;
}

.calc-card-body p.calc-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.6;
  font-weight: 400;
}

/* ── Form Fields ── */
.calc-field {
  margin-bottom: 20px;
}

.calc-field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: 0.2px;
}

.calc-field label .unit {
  font-weight: 500;
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-left: 4px;
}

/* Beautiful Inputs */
.calc-field input,
.calc-field select {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: var(--font);
  background: var(--search-bg);
  color: var(--text);
  outline: none;
  transition: all 0.3s ease;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
}

.calc-field input:hover,
.calc-field select:hover {
  border-color: rgba(108, 92, 231, 0.3);
  background: var(--bg);
}

.calc-field input:focus,
.calc-field select:focus {
  border-color: var(--primary);
  background: var(--card);
  box-shadow: 0 0 0 4px rgba(108, 92, 231, 0.15), inset 0 1px 2px rgba(0, 0, 0, 0.01);
  transform: translateY(-1px);
}

/* Modern Pill Radio Buttons */
.calc-field .radio-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.calc-field .radio-option {
  padding: 10px 16px;
  border: 2px solid var(--border-light);
  border-radius: 20px;
  /* Full pill shape */
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  background: var(--card);
  font-weight: 600;
  font-family: var(--font);
  color: var(--text-secondary);
  line-height: 1.4;
}

.calc-field .radio-option:hover {
  border-color: var(--primary-light);
  color: var(--primary);
  background: var(--primary-ultra-light);
  transform: translateY(-2px);
}

.calc-field .radio-option.selected {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 6px 16px rgba(108, 92, 231, 0.3);
  transform: translateY(-2px) scale(1.02);
}

/* Checkboxes */
.calc-field .checkbox-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--search-bg);
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: var(--transition);
  cursor: pointer;
}

.calc-field .checkbox-row:hover {
  background: var(--bg);
  border-color: var(--border);
}

.calc-field .checkbox-row input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--primary);
  flex-shrink: 0;
  cursor: pointer;
  box-shadow: none;
}

.calc-field .checkbox-row label {
  margin-bottom: 0;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.9rem;
  flex: 1;
}

/* The Grand Calculate Button */
.calc-btn {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--primary), #8B5CF6);
  color: #fff;
  border: none;
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  font-family: var(--font);
  margin-top: 10px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  box-shadow: 0 8px 20px rgba(108, 92, 231, 0.25), inset 0 1px 1px rgba(255, 255, 255, 0.2);
  position: relative;
  overflow: hidden;
}

.calc-btn i {
  margin-right: 8px;
  transition: transform 0.3s ease;
}

.calc-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(108, 92, 231, 0.35), inset 0 1px 1px rgba(255, 255, 255, 0.3);
}

.calc-btn:hover i {
  transform: scale(1.1) rotate(-5deg);
}

.calc-btn:active {
  transform: translateY(1px);
  box-shadow: 0 4px 10px rgba(108, 92, 231, 0.3);
}

/* ── Results Box (Aesthetic Pop) ── */
.calc-result {
  margin-top: 24px;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: var(--bg);
  border: 1px solid var(--border);
  position: relative;
  display: none;
  animation: slideUpFade 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes slideUpFade {
  from {
    opacity: 0;
    transform: translateY(15px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.calc-result.show {
  display: block;
}

.calc-result .result-value {
  font-size: 1.8rem;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.5px;
  color: var(--text);
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--text), var(--text-secondary));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.calc-result .result-label {
  font-size: 0.78rem;
  margin-top: 4px;
  opacity: 0.85;
  font-weight: 600;
}


.calc-result .result-interpretation {
  font-size: 0.78rem;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  line-height: 1.7;
  font-weight: 500;
  white-space: pre-line;
}

.calc-result .result-ref {
  font-size: 0.65rem;
  margin-top: 8px;
  opacity: 0.6;
  font-style: italic;
  font-weight: 500;
}

.result-normal {
  background: var(--success-bg);
  color: #065f46;
  border: 1px solid rgba(0, 184, 148, 0.2);
}

.result-warning {
  background: var(--warning-bg);
  color: #78350f;
  border: 1px solid rgba(253, 203, 110, 0.25);
}

.result-danger {
  background: var(--danger-bg);
  color: #7f1d1d;
  border: 1px solid rgba(225, 112, 85, 0.2);
}

.result-info {
  background: var(--info-bg);
  color: var(--primary);
  border: 1px solid rgba(108, 92, 231, 0.18);
}

body.dark-mode .result-normal {
  color: #6ee7b7;
}

body.dark-mode .result-warning {
  color: #fcd34d;
}

body.dark-mode .result-danger {
  color: #fca5a5;
}

body.dark-mode .result-info {
  color: var(--primary-light);
}

/* ══════════════════════════════════════
   DIFFERENTIALS PAGE
   ══════════════════════════════════════ */
.diff-search-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 30px 28px;
  margin-bottom: 28px;
  text-align: center;
  box-shadow: var(--shadow);
}

.diff-search-box h3 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 6px;
  letter-spacing: -0.2px;
  color: var(--text);
  /* override section-header h3 styles */
  text-transform: none;
  letter-spacing: normal;
  display: block;
}

.diff-search-box h3::after {
  display: none;
}

.diff-search-box p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
  font-weight: 500;
}

.diff-search-box input {
  max-width: 480px;
  width: 100%;
  padding: 13px 24px;
  border: 2px solid var(--border);
  border-radius: 50px;
  font-size: 0.92rem;
  font-family: var(--font);
  outline: none;
  transition: var(--transition);
  text-align: center;
  background: var(--search-bg);
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

.diff-search-box input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(108, 92, 231, 0.10), var(--shadow-sm);
  background: var(--card);
}

.diff-topics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(265px, 1fr));
  gap: 13px;
}

.diff-topic-card {
  --card-bg: #ffffff;
  --card-border: rgba(0, 0, 0, 0.06);
  --card-shadow: var(--shadow-sm);

  --orb-1: rgba(88, 101, 242, 0.2);
  --orb-2: rgba(139, 92, 246, 0.12);
  --orb-3: rgba(59, 130, 246, 0.15);

  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--card-shadow);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

body.dark-mode .diff-topic-card {
  --card-bg: #030303;
  --card-border: rgba(255, 255, 255, 0.05);
  --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);

  --orb-1: rgba(88, 101, 242, 0.35);
  --orb-2: rgba(139, 92, 246, 0.2);
  --orb-3: rgba(59, 130, 246, 0.25);
}

.diff-topic-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background:
    radial-gradient(circle at -10% -10%, var(--orb-1) 0%, transparent 65%),
    radial-gradient(circle at 110% 50%, var(--orb-2) 0%, transparent 65%),
    radial-gradient(circle at 40% 120%, var(--orb-3) 0%, transparent 65%);
  z-index: -1;
  pointer-events: none;
  opacity: 0.8;
  transition: opacity 0.4s ease, transform 0.6s ease;
}

.diff-topic-card:hover {
  border-color: rgba(108, 92, 231, 0.22);
  box-shadow: 0 10px 28px rgba(108, 92, 231, 0.12);
  transform: translateY(-3px);
}

body.dark-mode .diff-topic-card:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4), 0 0 20px rgba(108, 92, 231, 0.15);
}

.diff-topic-card:hover::after {
  transform: scale(1.1);
}

.diff-topic-card h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}

.diff-topic-card p {
  font-size: 0.76rem;
  color: var(--text-secondary);
  line-height: 1.6;
  font-weight: 500;
}

.diff-topic-card .tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.6rem;
  font-weight: 800;
  margin-top: 12px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* ── Differential Detail Panel ── */
.diff-detail-panel {
  display: none;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
  margin-bottom: 26px;
  animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-lg);
}

.diff-detail-panel.active {
  display: block;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.diff-detail-panel .detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 22px;
}

/* Reset section-header h3 overrides inside the detail panel */
.diff-detail-panel .detail-header h3 {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.2px;
  text-transform: none;
  color: var(--text);
  display: block;
}

.diff-detail-panel .detail-header h3::after {
  display: none;
}

.diff-detail-panel .detail-header .close-btn {
  background: var(--search-bg);
  border: 1px solid var(--border);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: var(--transition);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.diff-detail-panel .detail-header .close-btn:hover {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(225, 112, 85, 0.25);
}

/* ══════════════════════════════════════
   CLINICAL TABLES
   ══════════════════════════════════════ */
.clinical-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.clinical-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.clinical-table thead {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
}

.clinical-table th {
  padding: 12px 18px;
  text-align: left;
  font-weight: 700;
  font-size: 0.67rem;
  text-transform: uppercase;
  letter-spacing: 1.3px;
  white-space: nowrap;
}

.clinical-table td {
  padding: 11px 18px;
  border-bottom: 1px solid var(--border-light);
  vertical-align: top;
  color: var(--text);
  font-weight: 500;
}

.clinical-table tbody tr:hover {
  background: var(--primary-ultra-light);
}

.clinical-table tbody tr:last-child td {
  border-bottom: none;
}

.clinical-table .freq-common {
  color: var(--danger);
  font-weight: 700;
}

.clinical-table .freq-less {
  color: #d97706;
  font-weight: 600;
}

.clinical-table .freq-rare {
  color: var(--text-muted);
  font-weight: 500;
}

.detail-ref {
  margin-top: 14px;
  font-size: 0.68rem;
  color: var(--text-muted);
  font-style: italic;
  font-weight: 500;
}

/* ══════════════════════════════════════
   LAB VALUES PAGE
   ══════════════════════════════════════ */
/* Override inline style on #labSearch */
#labSearch {
  width: 100% !important;
  padding: 11px 20px !important;
  border: 1.5px solid var(--border) !important;
  border-radius: 50px !important;
  font-size: 0.86rem !important;
  font-family: var(--font) !important;
  background: var(--card) !important;
  color: var(--text) !important;
  outline: none !important;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  margin-bottom: 20px;
  display: block;
}

#labSearch:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.10), var(--shadow-sm) !important;
}

.lab-category-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.lab-tab {
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  border: 1.5px solid var(--border);
  background: var(--card);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
  box-shadow: var(--shadow-sm);
  letter-spacing: 0.3px;
}

.lab-tab:hover,
.lab-tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 6px 18px rgba(108, 92, 231, 0.25);
}

.lab-section {
  display: none;
}

.lab-section.active {
  display: block;
}

.lab-table-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 18px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.lab-table-card:hover {
  box-shadow: var(--shadow-md);
}

.lab-table-card .lab-card-header {
  padding: 14px 20px;
  background: var(--primary-ultra-light);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.lab-table-card .lab-card-header h4 {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
}

.lab-table-card .lab-card-header i {
  color: var(--primary);
}

.lab-values-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.lab-values-table th {
  padding: 10px 20px;
  text-align: left;
  font-weight: 700;
  font-size: 0.63rem;
  text-transform: uppercase;
  letter-spacing: 1.6px;
  color: var(--text-secondary);
  background: var(--search-bg);
  border-bottom: 1px solid var(--border);
}

.lab-values-table td {
  padding: 11px 20px;
  border-bottom: 1px solid var(--border-light);
  font-weight: 500;
  color: var(--text);
}

.lab-values-table tbody tr:hover {
  background: var(--primary-ultra-light);
}

.lab-values-table .test-name {
  font-weight: 700;
  color: var(--text);
}

.lab-values-table .normal-range {
  color: var(--success);
  font-weight: 700;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.lab-values-table .clinical-note {
  font-size: 0.74rem;
  color: var(--text-secondary);
  max-width: 260px;
  font-weight: 500;
}

/* ══════════════════════════════════════
   SCROLLBAR
   ══════════════════════════════════════ */
::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(108, 92, 231, 0.2);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(108, 92, 231, 0.4);
}

/* ══════════════════════════════════════
   FOCUS RINGS (ACCESSIBILITY)
   ══════════════════════════════════════ */
*:focus-visible {
  outline: 2.5px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ══════════════════════════════════════
   DARK MODE FIXES
   ══════════════════════════════════════ */
body.dark-mode .calc-field input,
body.dark-mode .calc-field select {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

body.dark-mode .search-expandable {
  background: var(--card);
}

body.dark-mode .search-expandable.active {
  box-shadow: 0 8px 32px rgba(108, 92, 231, 0.22);
}

body.dark-mode .search-input::placeholder {
  color: var(--text-muted);
}

body.dark-mode #labSearch {
  background: var(--search-bg) !important;
  color: var(--text) !important;
}

body.dark-mode .diff-search-box input {
  color: var(--text);
  background: var(--search-bg);
}

body.dark-mode .clinical-table tbody tr:hover {
  background: rgba(108, 92, 231, 0.08);
}

body.dark-mode .calc-card-header .fav-btn:hover {
  background: rgba(253, 203, 110, 0.12);
}

/* ══════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════ */
@media (max-width: 768px) {
  :root {
    --header-h: 60px;
  }

  .header-top {
    padding: 0 14px;
  }

  .header-brand h1 {
    font-size: 0.9rem;
  }

  .header-brand .subtitle {
    display: none;
  }

  .main-content {
    padding: 18px 14px 80px;
  }

  .welcome-banner.modern-dark {
    padding: 30px 20px;
    align-items: center;
  }

  .banner-content-grid {
    grid-template-columns: 1fr;
    gap: 30px;
    text-align: center;
  }

  .banner-left {
    align-items: center;
  }

  .banner-title {
    font-size: 2.5rem;
  }

  .subtitle-underline {
    left: 50%;
    transform: translateX(-50%);
  }

  .banner-right {
    padding-left: 0;
    align-items: center;
  }

  .banner-description {
    margin-bottom: 25px;
  }

  .services-title {
    justify-content: center;
  }

  .banner-footer-pills {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }

  .footer-pill {
    width: 100%;
    justify-content: center;
  }

  .nav-card[onclick="App.switchPage('labvalues')"] {
    flex-direction: column !important;
    text-align: center;
    align-items: center !important;
  }

  .nav-card[onclick="App.switchPage('labvalues')"] .nav-info {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .nav-card[onclick="App.switchPage('labvalues')"] .nav-info p {
    text-align: center;
  }

  .nav-back-btn {
    top: 68px;
    left: 12px;
  }

  .specialty-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .specialty-card {
    padding: 16px 10px;
  }

  .specialty-card .spec-icon {
    width: 44px;
    height: 44px;
    font-size: 1.1rem;
  }

  .specialty-card h4 {
    font-size: 0.73rem;
  }

  .specialty-card p {
    display: none;
  }

  .calculators-grid {
    grid-template-columns: 1fr;
  }

  .diff-topics-grid {
    grid-template-columns: 1fr;
  }

  .favorites-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .diff-detail-panel {
    padding: 18px;
  }

  .search-expandable.active {
    width: calc(100vw - 110px);
    max-width: none;
  }

  .nav-tabs-inner {
    padding: 8px 12px;
  }
}

@media (max-width: 480px) {
  .specialty-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .favorites-grid {
    grid-template-columns: 1fr;
  }

  .calc-filter-bar {
    flex-direction: column;
  }

  .calc-filter-bar input {
    min-width: 100%;
  }

  .welcome-banner h2 {
    font-size: 1.1rem;
  }

  .nav-tab {
    padding: 7px 14px;
    font-size: 0.7rem;
  }

  .search-results {
    min-width: 280px;
    right: -20px;
  }
}

/* ══════════════════════════════════════
   UTILITIES
   ══════════════════════════════════════ */
.text-center {
  text-align: center;
}

.mt-1 {
  margin-top: 8px;
}

.mt-2 {
  margin-top: 16px;
}

.mt-3 {
  margin-top: 24px;
}

.mb-1 {
  margin-bottom: 8px;
}

.mb-2 {
  margin-bottom: 16px;
}

.mb-3 {
  margin-bottom: 24px;
}

.hidden {
  display: none !important;
}

/* ══════════════════════════════════════
   DISCLAIMER MODAL
   ══════════════════════════════════════ */
.disclaimer-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  padding: 20px;
}

.disclaimer-modal.show {
  opacity: 1;
  visibility: visible;
}

.disclaimer-content {
  background: var(--glass);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 40px 30px;
  max-width: 500px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-xl);
  transform: translateY(30px);
  transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.disclaimer-modal.show .disclaimer-content {
  transform: translateY(0);
}

.disclaimer-icon {
  font-size: 3rem;
  color: var(--warning);
  margin-bottom: 20px;
  filter: drop-shadow(0 4px 12px var(--warning-bg));
}

.disclaimer-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 15px;
}

.disclaimer-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 15px;
}

.disclaimer-text strong {
  color: var(--text);
}

.disclaimer-btn {
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 50px;
  padding: 14px 28px;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 15px;
  box-shadow: var(--shadow-primary);
  display: inline-flex;
  align-items: center;
}

.disclaimer-btn:hover {
  transform: translateY(-2px);
  background: var(--primary-dark);
  box-shadow: 0 14px 32px rgba(108, 92, 231, 0.35);
}

body.dark-mode .disclaimer-modal {
  background: rgba(0, 0, 0, 0.6);
}

/* ══════════════════════════════════════
   SPLASH SCREEN
   ══════════════════════════════════════ */
.splash-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--bg);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.6s ease;
}

.splash-screen.fade-out {
  opacity: 0;
  visibility: hidden;
}

.splash-content {
  text-align: center;
  animation: splashFadeIn 0.8s ease forwards;
}

.splash-logo-container {
  width: 90px;
  height: 90px;
  margin: 0 auto 20px;
  border-radius: 20px;
  background: var(--card);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  animation: logoPulse 2s infinite ease-in-out;
}

.splash-logo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.splash-title {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--text);
  margin-bottom: 5px;
}

.splash-title span {
  color: var(--primary);
}

.splash-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.5px;
  margin-bottom: 30px;
}

.splash-loader {
  width: 40px;
  height: 4px;
  background: var(--border-light);
  margin: 0 auto;
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}

.splash-loader::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  background: var(--primary);
  border-radius: 10px;
  animation: loadingBar 1.5s infinite ease-in-out;
}

@keyframes splashFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes logoPulse {
  0% {
    transform: scale(1);
    box-shadow: var(--shadow-xl);
  }

  50% {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(108, 92, 231, 0.3);
  }

  100% {
    transform: scale(1);
    box-shadow: var(--shadow-xl);
  }
}

@keyframes loadingBar {
  0% {
    left: -50%;
  }

  50% {
    left: 25%;
  }

  100% {
    left: 100%;
  }
}

/* =========================================================
   AI CONSULTANT (GROK CHAT INTERFACE)
   ========================================================= */

/* Floating Toggle Button */
.ai-toggle-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  border: none;
  border-radius: 50px;
  padding: 14px 24px;
  font-family: var(--font);
  font-weight: 800;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  z-index: 1000;
  box-shadow: 0 8px 25px rgba(108, 92, 231, 0.4);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  animation: aiPulse 2.5s infinite;
}

.ai-toggle-btn:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 12px 30px rgba(108, 92, 231, 0.5);
  animation: none;
}

@keyframes aiPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(108, 92, 231, 0.6);
  }

  70% {
    box-shadow: 0 0 0 15px rgba(108, 92, 231, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(108, 92, 231, 0);
  }
}

/* Chat Container Modal */
.ai-chat-container {
  position: fixed;
  bottom: 90px;
  right: 24px;
  width: 380px;
  max-width: calc(100vw - 48px);
  height: 550px;
  max-height: calc(100vh - 120px);
  background: var(--glass-strong);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl), 0 0 40px rgba(108, 92, 231, 0.15);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(20px) scale(0.95);
  opacity: 0;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.ai-chat-container.active {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: auto;
}

/* Chat Header */
.ai-chat-header {
  padding: 18px 20px;
  background: linear-gradient(135deg, rgba(108, 92, 231, 0.1), transparent);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ai-chat-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--text);
}

.ai-chat-title i {
  color: var(--primary);
  font-size: 1.2rem;
}

.ai-close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
  padding: 4px;
}

.ai-close-btn:hover {
  color: var(--danger);
  transform: rotate(90deg);
}

/* Chat Messages Area */
.ai-chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: rgba(0, 0, 0, 0.01);
}

body.dark-mode .ai-chat-messages {
  background: rgba(255, 255, 255, 0.01);
}

.ai-message {
  display: flex;
  max-width: 85%;
}

.ai-message-assistant {
  align-self: flex-start;
}

.ai-message-user {
  align-self: flex-end;
}

.ai-bubble {
  padding: 12px 16px;
  border-radius: 18px;
  font-size: 0.9rem;
  line-height: 1.5;
  font-weight: 500;
  box-shadow: var(--shadow-sm);
}

.ai-message-assistant .ai-bubble {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border-light);
  border-bottom-left-radius: 4px;
}

.ai-message-user .ai-bubble {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-bottom-right-radius: 4px;
}

.ai-message-system .ai-bubble {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(225, 112, 85, 0.2);
  font-size: 0.8rem;
  align-self: center;
  margin: 0 auto;
}

/* Typing Indicator */
.ai-typing .ai-bubble {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 14px 18px;
}

.ai-typing .dot {
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: typingBounce 1.4s infinite ease-in-out both;
}

.ai-typing .dot:nth-child(1) {
  animation-delay: -0.32s;
}

.ai-typing .dot:nth-child(2) {
  animation-delay: -0.16s;
}

@keyframes typingBounce {

  0%,
  80%,
  100% {
    transform: scale(0);
  }

  40% {
    transform: scale(1);
  }
}

/* Chat Input Area */
.ai-chat-input-area {
  padding: 16px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: flex-end;
  gap: 10px;
  background: var(--card);
}

#aiChatInput {
  flex: 1;
  background: var(--search-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--text);
  resize: none;
  max-height: 100px;
  outline: none;
  transition: var(--transition);
}

#aiChatInput:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.1);
  background: var(--card);
}

.ai-send-btn {
  background: var(--primary);
  color: #fff;
  border: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: var(--transition-spring);
  box-shadow: 0 4px 12px rgba(108, 92, 231, 0.2);
}

.ai-send-btn:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 6px 16px rgba(108, 92, 231, 0.3);
}

/* ============================================
   GLOBAL TOAST NOTIFICATIONS
   ============================================ */
.app-toast {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--glass-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 14px 24px;
  border-radius: 30px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 9999;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
}

body.dark-mode .app-toast {
  background: rgba(30, 30, 45, 0.95);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  border-color: rgba(255, 255, 255, 0.1);
}

.app-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.app-toast i {
  font-size: 1.2rem;
}

.app-toast.toast-info i {
  color: #3498db;
}

.app-toast.toast-success i {
  color: #2ecc71;
}

.app-toast.toast-warning i {
  color: #f1c40f;
}

.app-toast.toast-error i {
  color: #e74c3c;
}