/* ========================================
   SWASTHA SEWA - Main Stylesheet
   Design: Cyberpunk / Medical Futuristic / Premium Dark
   ======================================== */

/* CSS Custom Properties (Variables) */
:root {
  /* Primary Brand Colors */
  --primary-accent: #d1fe17;
  --primary-dark-bg: #0a0a0a;
  --secondary-bg: #111111;
  --card-bg: #161616;
  --card-hover: #1e1e1e;
  --border-color: #2a2a2a;
  --border-glow: rgba(209, 254, 23, 0.3);

  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --text-muted: #606060;
  --text-accent: #d1fe17;

  /* Category Colors */
  --color-human: #d1fe17;
  --color-animal: #fe8c17;
  --color-plant: #17fe8c;

  /* Severity Colors */
  --severity-mild: #17fe8c;
  --severity-moderate: #fec017;
  --severity-severe: #fe5017;
  --severity-critical: #fe1754;

  /* Type Badge Colors */
  --type-viral: #a855f7;
  --type-bacterial: #3b82f6;
  --type-fungal: #f59e0b;
  --type-parasitic: #ef4444;
  --type-genetic: #06b6d4;
  --type-autoimmune: #ec4899;
  --type-metabolic: #8b5cf6;

  /* Typography */
  --font-primary: 'Rajdhani', sans-serif;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Spacing & Layout */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Shadows & Glows */
  --shadow-neon: 0 0 20px rgba(209, 254, 23, 0.3);
  --shadow-neon-strong: 0 0 40px rgba(209, 254, 23, 0.5);
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background-color: var(--primary-dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--primary-dark-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-accent);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #b8e014;
}

/* Selection */
::selection {
  background: var(--primary-accent);
  color: var(--primary-dark-bg);
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
}

a {
  color: var(--primary-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: #b8e014;
}

/* ========================================
   LOADER SCREEN
   ======================================== */
#loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--primary-dark-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

#loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-logo {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  animation: neonBlink 1.5s infinite alternate;
}

.loader-text {
  font-size: 1.5rem;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.loader-progress {
  width: 300px;
  height: 4px;
  background: var(--secondary-bg);
  border-radius: var(--radius-sm);
  overflow: hidden;
  position: relative;
}

.loader-progress-bar {
  height: 100%;
  width: 0%;
  background: var(--primary-accent);
  border-radius: var(--radius-sm);
  animation: loaderProgress 1.5s ease forwards;
  box-shadow: 0 0 10px var(--primary-accent);
}

.loader-status {
  margin-top: var(--spacing-md);
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: var(--font-weight-light);
}

/* ========================================
   HEADER / NAVBAR
   ======================================== */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(17, 17, 17, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

header.scrolled {
  border-bottom: 1px solid var(--primary-accent);
  box-shadow: 0 0 20px rgba(209, 254, 23, 0.1);
}

nav {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.75rem;
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
}

.nav-brand .logo-icon {
  font-size: 2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  font-size: 1rem;
  transition: color var(--transition-fast), text-shadow var(--transition-fast);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-accent);
  transition: width var(--transition-fast);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.stats-badge {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.stats-badge .count {
  color: var(--primary-accent);
  font-weight: var(--font-weight-bold);
}

.keyboard-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--secondary-bg);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-fast);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  overflow: hidden;
  background: var(--primary-dark-bg);
}

/* Animated Grid Background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(209, 254, 23, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(209, 254, 23, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: 1;
}

/* Floating Neon Orbs */
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.1;
  z-index: 2;
  animation: orb-float 20s infinite ease-in-out;
}

.hero-orb-1 {
  width: 400px;
  height: 400px;
  background: var(--primary-accent);
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.hero-orb-2 {
  width: 300px;
  height: 300px;
  background: #17fe8c;
  top: 60%;
  right: 15%;
  animation-delay: -7s;
}

.hero-orb-3 {
  width: 250px;
  height: 250px;
  background: #fe8c17;
  bottom: 15%;
  left: 25%;
  animation-delay: -14s;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 900px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: rgba(209, 254, 23, 0.1);
  border: 1px solid var(--border-glow);
  padding: 8px 20px;
  border-radius: 30px;
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  color: var(--primary-accent);
  margin-bottom: var(--spacing-lg);
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
  line-height: 1.1;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--primary-accent), #17fe8c);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% 100%;
  animation: gradientShift 3s ease infinite;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Main Search Bar */
.search-container {
  position: relative;
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
}

.search-bar {
  display: flex;
  background: var(--secondary-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-card);
}

.search-bar:focus-within {
  border-color: var(--primary-accent);
  box-shadow: 0 0 0 3px rgba(209, 254, 23, 0.15), 
              0 0 20px rgba(209, 254, 23, 0.1);
}

.search-bar input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 18px 24px;
  font-family: var(--font-primary);
  font-size: 1.1rem;
  color: var(--text-primary);
  outline: none;
}

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

.search-bar button {
  background: var(--primary-accent);
  color: var(--primary-dark-bg);
  border: none;
  padding: 0 32px;
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.search-bar button:hover {
  background: #b8e014;
  transform: scale(1.02);
}

/* Search Suggestions */
.search-suggestions {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: rgba(22, 22, 22, 0.98);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px);
  max-height: 320px;
  overflow-y: auto;
  z-index: 100;
  display: none;
  box-shadow: var(--shadow-card);
}

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

.suggestion-item {
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  cursor: pointer;
  transition: background var(--transition-fast);
  border-bottom: 1px solid var(--border-color);
}

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

.suggestion-item:hover {
  background: var(--card-hover);
}

.suggestion-icon {
  font-size: 1.25rem;
}

.suggestion-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.suggestion-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: auto;
}

/* Quick Stats */
.quick-stats {
  display: flex;
  justify-content: center;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-xl);
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
  color: var(--primary-accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Category Quick Buttons */
.category-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.category-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 12px 28px;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-weight: var(--font-weight-semibold);
  font-size: 1rem;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.category-btn:hover {
  border-color: var(--primary-accent);
  box-shadow: 0 0 20px rgba(209, 254, 23, 0.2);
  transform: translateY(-2px);
}

.category-btn.human { border-color: var(--color-human); }
.category-btn.animal { border-color: var(--color-animal); }
.category-btn.plant { border-color: var(--color-plant); }

/* ========================================
   CATEGORY SHOWCASE
   ======================================== */
.category-showcase {
  padding: var(--spacing-2xl) var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  font-size: 2.25rem;
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--primary-accent);
  margin: 12px auto 0;
  border-radius: 2px;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
}

.category-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary-accent);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.category-card:hover {
  border-color: var(--primary-accent);
  box-shadow: var(--shadow-neon);
  transform: translateY(-6px);
}

.category-card:hover::before {
  transform: scaleX(1);
}

.category-card.human { --accent: var(--color-human); }
.category-card.animal { --accent: var(--color-animal); }
.category-card.plant { --accent: var(--color-plant); }

.category-card .icon {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  display: block;
}

.category-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.category-card .count {
  font-size: 1rem;
  color: var(--accent);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
}

.category-card .tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: center;
  margin-bottom: var(--spacing-md);
}

.category-card .tag {
  font-size: 0.75rem;
  padding: 2px 10px;
  border-radius: 12px;
  background: rgba(255,255,255,0.05);
  color: var(--text-secondary);
}

.category-card p {
  font-size: 0.95rem;
  margin-bottom: var(--spacing-lg);
  color: var(--text-secondary);
}

.category-card .explore-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 10px 24px;
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-primary);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.category-card .explore-btn:hover {
  background: var(--accent);
  color: var(--primary-dark-bg);
}

/* ========================================
   SEARCH + FILTER SECTION
   ======================================== */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg) var(--spacing-2xl);
}

.filter-section {
  background: var(--secondary-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.filter-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.filter-header h2 {
  font-size: 1.5rem;
  margin: 0;
}

.filter-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.filter-group label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.filter-group select,
.filter-group input {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
}

.filter-group select:focus,
.filter-group input:focus {
  outline: none;
  border-color: var(--primary-accent);
}

.filter-actions {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-end;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 10px 20px;
  font-family: var(--font-primary);
  font-weight: var(--font-weight-semibold);
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--primary-accent);
  color: var(--primary-dark-bg);
}

.btn-primary:hover {
  background: #b8e014;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

.btn-outline:hover {
  border-color: var(--primary-accent);
  color: var(--primary-accent);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.85rem;
}

/* Alphabet Bar */
.alphabet-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm) 0;
}

.alpha-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-family: var(--font-primary);
  font-weight: var(--font-weight-medium);
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.alpha-btn:hover {
  border-color: var(--primary-accent);
  color: var(--primary-accent);
}

.alpha-btn.active {
  background: var(--primary-accent);
  color: var(--primary-dark-bg);
  border-color: var(--primary-accent);
}

/* Results Meta */
.results-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.results-count {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.view-toggle {
  display: flex;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.view-btn {
  padding: 8px 14px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
}

.view-btn.active {
  background: var(--primary-accent);
  color: var(--primary-dark-bg);
}

.view-btn:hover:not(.active) {
  color: var(--text-primary);
}

/* Disease Grid */
.disease-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.disease-grid.list-view {
  grid-template-columns: 1fr;
}

/* Disease Card */
.disease-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--primary-accent);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
  display: flex;
  flex-direction: column;
}

.disease-card:hover {
  border-color: var(--primary-accent);
  box-shadow: 0 0 20px rgba(209, 254, 23, 0.1);
  transform: translateY(-4px);
}

.disease-card.human { border-left-color: var(--color-human); }
.disease-card.animal { border-left-color: var(--color-animal); }
.disease-card.plant { border-left-color: var(--color-plant); }

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--spacing-sm);
}

.card-icon {
  font-size: 2rem;
  line-height: 1;
}

.card-badges {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.badge {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-severity {
  background: rgba(255,255,255,0.08);
  color: inherit;
}

.badge-severity.mild { color: var(--severity-mild); border: 1px solid rgba(23, 254, 140, 0.3); }
.badge-severity.moderate { color: var(--severity-moderate); border: 1px solid rgba(254, 192, 23, 0.3); }
.badge-severity.severe { color: var(--severity-severe); border: 1px solid rgba(254, 80, 23, 0.3); }
.badge-severity.critical { color: var(--severity-critical); border: 1px solid rgba(254, 23, 84, 0.3); }

.badge-type {
  background: rgba(255,255,255,0.05);
  border: 1px solid;
  color: inherit;
}

.badge-type.viral { border-color: var(--type-viral); color: var(--type-viral); }
.badge-type.bacterial { border-color: var(--type-bacterial); color: var(--type-bacterial); }
.badge-type.fungal { border-color: var(--type-fungal); color: var(--type-fungal); }
.badge-type.parasitic { border-color: var(--type-parasitic); color: var(--type-parasitic); }
.badge-type.genetic { border-color: var(--type-genetic); color: var(--type-genetic); }
.badge-type.autoimmune { border-color: var(--type-autoimmune); color: var(--type-autoimmune); }
.badge-type.metabolic { border-color: var(--type-metabolic); color: var(--type-metabolic); }

.badge-trending {
  background: var(--primary-accent);
  color: var(--primary-dark-bg);
  font-size: 0.65rem;
  padding: 1px 6px;
}

.card-title {
  font-size: 1.1rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
  line-height: 1.3;
}

.card-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: auto;
}

.card-category {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: var(--font-weight-medium);
}

.card-actions {
  display: flex;
  gap: 4px;
}

.card-actions button {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  font-size: 1rem;
  transition: color var(--transition-fast);
}

.card-actions button:hover {
  color: var(--primary-accent);
}

/* List View Adjustments */
.disease-grid.list-view .disease-card {
  flex-direction: row;
  align-items: center;
  gap: var(--spacing-lg);
}

.disease-grid.list-view .card-header {
  flex-direction: column;
  align-items: center;
}

.disease-grid.list-view .card-description {
  -webkit-line-clamp: 2;
  margin-bottom: 0;
}

/* No Results */
.no-results {
  text-align: center;
  padding: var(--spacing-2xl);
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
}

.no-results-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.6;
}

.no-results h3 {
  margin-bottom: var(--spacing-sm);
}

.no-results p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

/* Load More */
.load-more-container {
  text-align: center;
  margin-top: var(--spacing-lg);
}

.btn-load-more {
  padding: 14px 48px;
  font-size: 1rem;
  border: 1px solid var(--primary-accent);
  color: var(--primary-accent);
  background: transparent;
}

.btn-load-more:hover {
  background: var(--primary-accent);
  color: var(--primary-dark-bg);
}

/* ========================================
   TRENDING SECTION
   ======================================== */
.trending-section {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
}

.trending-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.trending-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 8px 18px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 30px;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.trending-pill:hover {
  border-color: var(--primary-accent);
  box-shadow: 0 0 15px rgba(209, 254, 23, 0.15);
  transform: translateY(-1px);
}

.trending-pill .icon {
  font-size: 1rem;
}

/* ========================================
   HOW IT WORKS
   ======================================== */
.how-it-works {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--secondary-bg);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-xl);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.step-card {
  text-align: center;
  padding: var(--spacing-lg);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--primary-accent);
  color: var(--primary-dark-bg);
  font-weight: var(--font-weight-bold);
  font-size: 1.25rem;
  border-radius: 50%;
  margin-bottom: var(--spacing-md);
}

.step-card h4 {
  margin-bottom: var(--spacing-sm);
}

.step-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* ========================================
   STATS SECTION
   ======================================== */
.stats-section {
  background: var(--card-bg);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-2xl) 0;
  margin: var(--spacing-xl) 0;
}

.stats-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  text-align: center;
}

.stat-large .number {
  font-size: 3rem;
  font-weight: var(--font-weight-bold);
  color: var(--primary-accent);
  line-height: 1;
}

.stat-large .label {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-sm);
}

/* ========================================
   FOOTER
   ======================================== */
footer {
  background: var(--secondary-bg);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-2xl) var(--spacing-lg) var(--spacing-lg);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.footer-brand .logo {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.footer-social a {
  color: var(--text-secondary);
  font-size: 1.25rem;
  transition: color var(--transition-fast);
}

.footer-social a:hover {
  color: var(--primary-accent);
}

.footer-column h4 {
  font-size: 0.95rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.footer-column ul {
  list-style: none;
}

.footer-column li {
  margin-bottom: var(--spacing-sm);
}

.footer-column a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-column a:hover {
  color: var(--primary-accent);
}

.footer-bottom {
  max-width: 1400px;
  margin: var(--spacing-xl) auto 0;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--text-muted);
}

.footer-bottom a:hover {
  color: var(--primary-accent);
}

/* ========================================
   MODAL
   ======================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: var(--spacing-lg);
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--secondary-bg);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 0 40px rgba(209, 254, 23, 0.1);
  animation: slideUp 0.3s ease;
}

.modal-header {
  position: sticky;
  top: 0;
  background: var(--secondary-bg);
  padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  z-index: 10;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.75rem;
  cursor: pointer;
  line-height: 1;
  padding: 0 8px;
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: var(--spacing-lg);
}

.modal-icon {
  font-size: 3rem;
  margin-right: var(--spacing-md);
}

.modal-title {
  font-size: 1.75rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 4px;
}

.modal-badges {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-lg);
}

.modal-section {
  margin-bottom: var(--spacing-xl);
}

.modal-section h4 {
  font-size: 1rem;
  color: var(--primary-accent);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: var(--font-weight-semibold);
}

.modal-section p,
.modal-section ul {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.modal-section ul {
  padding-left: var(--spacing-lg);
}

.modal-section ul li {
  margin-bottom: var(--spacing-xs);
  position: relative;
}

.modal-section ul li::marker {
  color: var(--primary-accent);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

.info-item {
  background: var(--card-bg);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--primary-accent);
}

.info-item label {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
  margin-bottom: 2px;
}

.info-item .value {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.disclaimer-box {
  background: rgba(254, 80, 23, 0.08);
  border: 1px solid rgba(254, 80, 23, 0.3);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-lg);
}

.modal-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

/* ========================================
   FLOATING ELEMENTS
   ======================================== */
.scroll-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  background: var(--card-bg);
  border: 1px solid var(--primary-accent);
  color: var(--primary-accent);
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.25rem;
  z-index: 1500;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-neon);
}

.scroll-top:hover {
  background: var(--primary-accent);
  color: var(--primary-dark-bg);
  transform: translateY(-2px);
}

.scroll-top.visible {
  display: flex;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.toast {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--primary-accent);
  padding: 14px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  max-width: 320px;
  animation: fadeInUp 0.3s ease;
}

.toast.success { border-left-color: var(--severity-mild); }
.toast.error { border-left-color: var(--severity-critical); }
.toast.info { border-left-color: var(--type-genetic); }

.toast-message {
  font-size: 0.9rem;
  color: var(--text-primary);
}

/* ========================================
   UTILITY & ACCESSIBILITY
   ======================================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary-accent);
  color: var(--primary-dark-bg);
  padding: 8px 16px;
  z-index: 99999;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
}

/* Focus styles for accessibility */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--primary-accent);
  outline-offset: 2px;
}

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

/* ========================================
   ANIMATIONS (referenced from animations.css)
   ======================================== */
@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}