/* ============================================
   ai4task - CSS Styles
   Dark Theme with Glassmorphism Effects
   ============================================ */

/* CSS Variables */
:root {
  /* Colors */
  --primary: #6366F1;
  --secondary: #8B5CF6;
  --background: #0F172A;
  --surface: #1E293B;
  --text-primary: #F8FAFC;
  --text-secondary: #CBD5E1;
  --text-muted: #64748B;
  --accent: #10B981;
  --danger: #EF4444;
  --warning: #F59E0B;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary), var(--secondary));
  --gradient-surface: linear-gradient(135deg, rgba(30, 41, 59, 0.8), rgba(15, 23, 42, 0.9));
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  
  /* Hero Animated Gradient Colors */
  --hero-blue: #3B82F6;
  --hero-turquoise: #06B6D4;
  --hero-green: #10B981;
  --hero-purple: #8B5CF6;
  --hero-gradient-1: linear-gradient(45deg, var(--hero-blue), var(--hero-turquoise));
  --hero-gradient-2: linear-gradient(135deg, var(--hero-turquoise), var(--hero-green));
  --hero-gradient-3: linear-gradient(225deg, var(--hero-green), var(--hero-purple));
  --hero-gradient-4: linear-gradient(315deg, var(--hero-purple), var(--hero-blue));

  /* Footer specific colors - cool tones */
  --footer-turquoise: #06B6D4;
  --footer-green: #10B981;
  --footer-blue: #3B82F6;
  --footer-purple: #8B5CF6;
  
  /* Colored Gradients for Cards */
  --gradient-pink: linear-gradient(135deg, #FF6B9D, #C44569);
  --gradient-green: linear-gradient(135deg, #26D0CE, #1A9A96);
  --gradient-blue: linear-gradient(135deg, #4A90E2, #357ABD);
  --gradient-orange: linear-gradient(135deg, #FFA726, #FF8A65);
  --gradient-purple: linear-gradient(135deg, #9C27B0, #673AB7);
  --gradient-teal: linear-gradient(135deg, #00BCD4, #009688);
  --gradient-indigo: linear-gradient(135deg, #3F51B5, #283593);
  --gradient-red: linear-gradient(135deg, #F44336, #D32F2F);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-popover: 1050;
  --z-tooltip: 1060;
}

/* ===== Overrides: remove --surface and overlay layers for key sections ===== */

/* Make filters and tools sections use transparent backgrounds */
.filters-section, .tools-section, .results-header {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
}

/* Hide decorative overlay pseudo-elements if present */
.filters-section::before,
.filters-section::after,
.filters-container::before,
.tools-section::before,
.tools-section::after,
.results-header::before,
.results-header::after {
  display: none !important;
  background: none !important;
  content: none !important;
}

/* Also make any direct background properties referencing --surface transparent */
.filters-section, .tools-section {
  background-image: none !important;
  background-color: transparent !important;
}

/* Keep inner containers visible but without the previous tinted background */
.filters-section > .container, .tools-section > .container {
  background: transparent !important;
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scrollbar-width: thin;
  scrollbar-color: #06B6D4 transparent;
}

/* Global Scrollbar Styling */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: rgba(15, 23, 42, 0.8);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, #3B82F6, #06B6D4);
  border-radius: 5px;
  box-shadow: 0 2px 6px rgba(59, 130, 246, 0.3);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #2563EB, #0891B2);
  box-shadow: 0 4px 10px rgba(59, 130, 246, 0.5);
}

::-webkit-scrollbar-corner {
  background: rgba(15, 23, 42, 0.8);
}

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

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-md);
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

@media (max-width: 768px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  h3 { font-size: 1.75rem; }
  h4 { font-size: 1.25rem; }
}

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

/* Buttons */
.btn-primary, .btn-secondary, .btn-submit, .btn-load-more {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

.btn-submit {
  background: var(--gradient-primary);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-lg);
}

.btn-load-more {
  background: var(--surface);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-xl);
  margin: var(--spacing-xl) auto;
}

/* Gradient Text */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  z-index: var(--z-fixed);
  transition: all var(--transition-normal);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
}

.nav-brand .logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  color: var(--text-primary);
}

.nav-brand .logo i {
  font-size: 1.5rem;
  color: var(--primary);
}

.nav-brand .logo h1 {
  font-size: 1.5rem;
  margin: 0;
  font-weight: 700;
}

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

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 1px;
}

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

.theme-toggle {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  color: var(--primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .nav-toggle {
    display: block;
  }
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--background);
}

/* Animated Gradient Background */
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    var(--hero-blue) 0%,
    var(--hero-turquoise) 25%,
    var(--hero-green) 50%,
    var(--hero-purple) 75%,
    var(--hero-blue) 100%
  );
  background-size: 400% 400%;
  animation: gradientMove 15s ease infinite;
  opacity: 0.15;
  pointer-events: none;
  z-index: 1;
}

/* Secondary Gradient Layer */
.hero::after {
  content: '';
  position: absolute;
  top: -25%;
  right: -25%;
  width: 150%;
  height: 150%;
  background: radial-gradient(
    ellipse at center,
    rgba(59, 130, 246, 0.3) 0%,
    rgba(6, 182, 212, 0.25) 25%,
    rgba(16, 185, 129, 0.2) 50%,
    rgba(139, 92, 246, 0.15) 75%,
    transparent 100%
  );
  animation: pulseGradient 20s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}

@keyframes gradientMove {
  0% {
    background-position: 0% 50%;
    transform: scale(1);
  }
  25% {
    background-position: 100% 50%;
    transform: scale(1.05);
  }
  50% {
    background-position: 100% 100%;
    transform: scale(1);
  }
  75% {
    background-position: 0% 100%;
    transform: scale(1.05);
  }
  100% {
    background-position: 0% 50%;
    transform: scale(1);
  }
}

@keyframes pulseGradient {
  0%, 100% {
    opacity: 0.3;
    transform: scale(1);
  }
  50% {
    opacity: 0.6;
    transform: scale(1.1);
  }
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
  padding: var(--spacing-3xl) var(--spacing-lg);
  position: relative;
  z-index: 2;
  max-width: 100%;
  width: 100%;
}

@media (max-width: 1200px) {
  .hero-container {
    gap: var(--spacing-2xl);
    padding: var(--spacing-2xl) var(--spacing-lg);
  }
}

@media (max-width: 768px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
  }
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-xl);
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  position: relative;
}

.hero-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 100px;
  height: 4px;
  background: linear-gradient(90deg, var(--hero-blue), var(--hero-turquoise), var(--hero-green), var(--hero-purple));
  border-radius: 2px;
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% {
    opacity: 0.8;
    transform: scaleX(1);
  }
  50% {
    opacity: 1;
    transform: scaleX(1.2);
  }
}

@media (max-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-2xl);
    padding-top: 100px; /* Add padding to push content down from header */
  }

  .hero-content {
    order: 2; /* Text content appears below visual */
  }

  .hero-visual {
    order: 1; /* Visual appears on top */
    margin-bottom: var(--spacing-xl);
  }

  .hero-title {
    font-size: 3.5rem;
  }

  .hero-title::after {
    left: 50%;
    transform: translateX(-50%);
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .search-container {
    margin: 0 auto;
  }

  .hero-stats {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: auto; /* Allow section to shrink */
    padding-bottom: var(--spacing-2xl);
  }

  .hero-container {
    gap: var(--spacing-xl);
    padding: var(--spacing-xl) var(--spacing-md);
    padding-top: 80px;
  }

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

  .hero-description {
    font-size: 1.1rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-description {
    font-size: 1rem;
  }
}

/* Hero Categories Grid */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2;
}

.hero-categories-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-md);
  max-width: 100%;
  width: 100%;
  max-height: 500px;
  overflow-y: auto;
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  scrollbar-width: thin;
  scrollbar-color: #06B6D4 transparent;
}

.hero-categories-grid::-webkit-scrollbar {
  width: 8px;
}

.hero-categories-grid::-webkit-scrollbar-track {
  background: rgba(59, 130, 246, 0.1);
  border-radius: 4px;
}

.hero-categories-grid::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, #3B82F6, #06B6D4);
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(59, 130, 246, 0.3);
}

.hero-categories-grid::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #2563EB, #0891B2);
  box-shadow: 0 4px 8px rgba(59, 130, 246, 0.4);
}

.hero-category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px);
  transition: all var(--transition-normal);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  min-height: 90px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease-out forwards;
}

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

.hero-category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.hero-category-card:hover {
  transform: translateY(-8px) scale(1.05);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
}

.hero-category-card:hover::before {
  opacity: 1;
}

.hero-category-card i {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
  position: relative;
  z-index: 2;
}

.hero-category-card .category-name {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
  text-align: center;
  line-height: 1.1;
  margin-bottom: var(--spacing-xs);
  position: relative;
  z-index: 2;
}

.hero-category-card .category-count {
  font-size: 1rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--hero-blue), var(--hero-turquoise));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  z-index: 2;
}

/* Category Colors */
.hero-category-card.category-writing i { color: var(--hero-blue); }
.hero-category-card.category-image i { color: var(--hero-turquoise); }
.hero-category-card.category-video i { color: var(--hero-purple); }
.hero-category-card.category-code i { color: var(--hero-green); }
.hero-category-card.category-voice i { color: var(--hero-blue); }
.hero-category-card.category-chatbot i { color: var(--hero-turquoise); }
.hero-category-card.category-business i { color: var(--hero-green); }
.hero-category-card.category-design i { color: var(--hero-purple); }
.hero-category-card.category-marketing i { color: var(--hero-blue); }
.hero-category-card.category-productivity i { color: var(--hero-turquoise); }
.hero-category-card.category-detector i { color: var(--hero-green); }
.hero-category-card.category-data i { color: var(--hero-purple); }
.hero-category-card.category-research i { color: var(--hero-blue); }
.hero-category-card.category-sales i { color: var(--hero-turquoise); }
.hero-category-card.category-meeting i { color: var(--hero-green); }
.hero-category-card.category-pdf i { color: var(--hero-purple); }
.hero-category-card.category-music i { color: var(--hero-blue); }
.hero-category-card.category-translation i { color: var(--hero-turquoise); }
.hero-category-card.category-email i { color: var(--hero-green); }
.hero-category-card.category-social i { color: var(--hero-purple); }
.hero-category-card.category-seo i { color: var(--hero-blue); }
.hero-category-card.category-presentation i { color: var(--hero-turquoise); }
.hero-category-card.category-learning i { color: var(--hero-green); }
.hero-category-card.category-quiz i { color: var(--hero-purple); }
.hero-category-card.category-whiteboard i { color: var(--hero-blue); }
.hero-category-card.category-default i { color: var(--hero-turquoise); }

@media (max-width: 1200px) {
  .hero-categories-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
  }
}

@media (max-width: 1024px) {
  .hero-categories-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    max-height: 400px;
  }
}

@media (max-width: 768px) {
  .hero-categories-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xs);
    max-height: 350px;
    padding: var(--spacing-sm);
  }
  
  .hero-category-card {
    min-height: 80px;
    padding: var(--spacing-sm);
  }
  
  .hero-category-card i {
    font-size: 1.3rem;
  }
  
  .hero-category-card .category-name {
    font-size: 0.65rem;
  }
  
  .hero-category-card .category-count {
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .hero-categories-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xs);
    max-height: 300px;
  }
  
  .hero-category-card {
    min-height: 75px;
    padding: var(--spacing-xs);
  }
  
  .hero-category-card i {
    font-size: 1.2rem;
  }
  
  .hero-category-card .category-name {
    font-size: 0.6rem;
    line-height: 1;
  }
  
  .hero-category-card .category-count {
    font-size: 0.8rem;
  }
}

/* Filter Section */
.filters-section {
  /* Full-bleed filter section with reduced vertical padding */
  /* Removed --surface from gradient (use subtle transparent stop instead) */
  background: linear-gradient(135deg, var(--background) 0%, rgba(255,255,255,0.02) 100%);
  padding: var(--spacing-lg) 0; /* reduced height */
  position: relative;
  overflow: hidden;
  width: 100%;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  box-sizing: border-box;
}

.filters-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center top, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.filters-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
  position: relative;
  z-index: 2;
}

.filters-header h2 {
  font-size: 3rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-md);
  position: relative;
}

.filters-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.filters-header p {
  color: var(--text-secondary);
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Tools Section Header */
.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  background: var(--gradient-glass);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

@media (max-width: 768px) {
  .results-header {
    flex-direction: column;
    text-align: center;
    padding: var(--spacing-md);
  }
  
  .results-info {
    flex-direction: column;
    gap: var(--spacing-xs);
  }
  
  .results-info #results-count {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .results-header {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
  }
  
  .results-info #results-count {
    font-size: 1.5rem;
  }
  
  .results-text {
    font-size: 1rem;
  }
}

.results-info {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-sm);
}

.results-info #results-count {
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.results-text {
  color: var(--text-secondary);
  font-size: 1.1rem;
  font-weight: 500;
}

.filters-header {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.filters-header h2 {
  margin-bottom: var(--spacing-xs);
  font-size: 1.75rem;
}

.filters-header p {
  color: var(--text-secondary);
}

.filters-container {
  background: var(--gradient-glass);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: calc(var(--spacing-sm) + 0.5rem); /* more compact */
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-md);
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr auto;
  gap: calc(var(--spacing-sm) + 0.25rem);
  align-items: center;
  max-width: 100%;
  width: 100%;
  margin: 0;
}

.filters-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
  border-radius: var(--radius-xl);
  pointer-events: none;
}

.filters-section {
  /* Full-bleed filter section with reduced vertical padding */
  background: linear-gradient(135deg, var(--background) 0%, var(--surface) 100%);
  padding: calc(var(--spacing-sm) + 0.25rem) 0; /* compact vertical padding */
  position: relative;
  overflow: hidden;
  width: 100%;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  box-sizing: border-box;
}

/* Make inner container of filters-section full width so content spans viewport */
.filters-section > .container {
  max-width: none;
  width: 100%;
  margin: 0;
  padding: 0 var(--spacing-lg);
}

/* -----------------------------
  Redesigned Footer Styles
  ----------------------------- */
/* Footer styles are added lower in the file. This section groups the
  additional rules for the redesigned footer (grid, newsletter form,
  social links and responsive behavior). */
@media (max-width: 1200px) {
  .filters-section {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }
  
  .filters-container {
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
  }
  
  .view-toggle {
    grid-column: 1 / -1;
    justify-self: center;
    margin-top: var(--spacing-md);
  }
}

@media (max-width: 1024px) {
  .filters-section {
    padding: var(--spacing-xl) var(--spacing-md);
  }
  
  .filters-container {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
  }
  
  .filter-group:first-child {
    grid-column: 1 / -1;
  }
  
  .view-toggle {
    grid-column: 1 / -1;
    justify-self: center;
    margin-top: var(--spacing-sm);
  }
}

@media (max-width: 768px) {
  .filters-section {
    padding: var(--spacing-lg) var(--spacing-sm);
  }
  
  .filters-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
  }
  
  .filter-group {
    gap: var(--spacing-sm);
  }
  
  .view-toggle {
    margin-top: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .filters-section {
    padding: var(--spacing-md) var(--spacing-xs);
  }
  
  .filters-container {
    padding: var(--spacing-sm);
    gap: var(--spacing-sm);
    border-radius: var(--radius-md);
  }
  
  .filters-header h2 {
    font-size: 2rem;
  }
  
  .filters-header p {
    font-size: 1rem;
  }
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  position: relative;
  z-index: 2;
}

.filter-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.filter-label i {
  color: var(--primary);
  font-size: 1rem;
}

.filter-search, .filter-select {
  width: 100%;
  padding: var(--spacing-lg);
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.filter-search:focus, .filter-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2), inset 0 2px 4px rgba(0, 0, 0, 0.1);
  background: rgba(15, 23, 42, 0.8);
  transform: translateY(-1px);
}

.filter-search:hover, .filter-select:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(15, 23, 42, 0.7);
}

.filter-search::placeholder {
  color: var(--text-muted);
  font-weight: 400;
}

.search-wrapper {
  position: relative;
}

.clear-search {
  position: absolute;
  right: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.clear-search.visible {
  opacity: 1;
}

.view-toggle {
  align-items: center;
}

.view-buttons {
  display: flex;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(10px);
  position: relative;
}

.view-btn {
  background: transparent;
  border: none;
  padding: var(--spacing-lg);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  z-index: 2;
  min-width: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.view-btn.active {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

.view-btn:hover:not(.active) {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  transform: translateY(-1px);
}

/* Tools Section */
.tools-section {
  /* Make this section visually full-bleed while keeping content centered */
  padding: var(--spacing-xl) 0 var(--spacing-3xl) 0;
  width: 100%;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  box-sizing: border-box;
  background: linear-gradient(90deg, rgba(15,23,42,0.0), rgba(15,23,42,0.02));
}

/* Make the inner container span full width only for the tools section so the
   entire section's content becomes full-bleed (not just card backgrounds). */
.tools-section > .container {
  max-width: none;
  width: 100%;
  margin: 0;
  padding: 0 var(--spacing-lg);
}

@media (max-width: 768px) {
  .tools-section {
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-2xl) var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .tools-section {
    padding: var(--spacing-md) var(--spacing-xs) var(--spacing-xl) var(--spacing-xs);
  }
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.results-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

#results-count {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary);
}

.results-text {
  color: var(--text-secondary);
}

/* Loading State */
.loading-state {
  text-align: center;
  padding: var(--spacing-3xl) 0;
}

.loading-spinner {
  font-size: 3rem;
  color: var(--primary);
  margin-bottom: var(--spacing-lg);
}

.loading-spinner i {
  animation: spin 2s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--spacing-3xl) 0;
}

.empty-icon {
  font-size: 4rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
}

.empty-state h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.empty-state p {
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
}

/* Tools Grid */
  .tools-grid {
  display: grid;
  /* reduce min card width so more cards fit per row on wide screens */
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--spacing-lg);
  padding: var(--spacing-lg) var(--spacing-lg);
  grid-auto-rows: max-content;
  align-items: start;
}

/* Masonry Style Layout */
.tools-grid .tool-card:nth-child(4n+1) {
  grid-row: span 1;
}

.tools-grid .tool-card:nth-child(4n+2) {
  grid-row: span 1;
}

.tools-grid .tool-card:nth-child(4n+3) {
  grid-row: span 1;
}

.tools-grid .tool-card:nth-child(4n+4) {
  grid-row: span 1;
}

/* Larger breakpoint rules to increase number of columns on wider screens */
@media (min-width: 900px) {
  .tools-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1100px) {
  .tools-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1440px) {
  .tools-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: calc(var(--spacing-lg) + 0.25rem);
  }
}

@media (min-width: 1800px) {
  .tools-grid {
    grid-template-columns: repeat(6, 1fr);
    gap: calc(var(--spacing-lg) + 0.5rem);
  }
}

@media (max-width: 768px) {
  .tools-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .tool-card {
    padding: var(--spacing-md);
  }
  
  .tool-header {
    gap: var(--spacing-sm);
  }
  
  .tool-favicon {
    width: 40px;
    height: 40px;
  }
  
  .tool-info h3 {
    font-size: 1.1rem;
  }
  
  .tool-description {
    font-size: 0.8rem;
    margin-bottom: var(--spacing-md);
  }
  
  .tool-footer {
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: stretch;
  }
  
  .tool-link {
    justify-content: center;
    width: 100%;
  }
}

.tool-card {
  background: var(--gradient-glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Enforce consistent card sizing (reduced height) */
.tool-card {
  min-height: 220px; /* reduced standard card height */
  height: auto;
}

.tools-grid {
  align-items: stretch; /* make grid items stretch to same height */
}

/* Colored Card Variants */
.tool-card.card-pink {
  background: var(--gradient-pink);
  border: 1px solid rgba(255, 107, 157, 0.2);
  animation: fadeInCard 0.6s ease-out forwards;
}

.tool-card.card-green {
  background: var(--gradient-green);
  border: 1px solid rgba(38, 208, 206, 0.2);
  animation: fadeInCard 0.7s ease-out forwards;
}

.tool-card.card-blue {
  background: var(--gradient-blue);
  border: 1px solid rgba(74, 144, 226, 0.2);
  animation: fadeInCard 0.8s ease-out forwards;
}

.tool-card.card-orange {
  background: var(--gradient-orange);
  border: 1px solid rgba(255, 167, 38, 0.2);
  animation: fadeInCard 0.9s ease-out forwards;
}

.tool-card.card-purple {
  background: var(--gradient-purple);
  border: 1px solid rgba(156, 39, 176, 0.2);
  animation: fadeInCard 1.0s ease-out forwards;
}

.tool-card.card-teal {
  background: var(--gradient-teal);
  border: 1px solid rgba(0, 188, 212, 0.2);
  animation: fadeInCard 1.1s ease-out forwards;
}

.tool-card.card-indigo {
  background: var(--gradient-indigo);
  border: 1px solid rgba(63, 81, 181, 0.2);
  animation: fadeInCard 1.2s ease-out forwards;
}

.tool-card.card-red {
  background: var(--gradient-red);
  border: 1px solid rgba(244, 67, 54, 0.2);
  animation: fadeInCard 1.3s ease-out forwards;
}

/* Additional color variants */
.tool-card.card-amber { background: linear-gradient(135deg, #FFC107, #FFB300); border: 1px solid rgba(255,193,7,0.2); }
.tool-card.card-cyan { background: linear-gradient(135deg, #00BCD4, #00ACC1); border: 1px solid rgba(0,188,212,0.15); }
.tool-card.card-lime { background: linear-gradient(135deg, #C0CA33, #AEEA00); border: 1px solid rgba(200,220,0,0.15); }
.tool-card.card-sky { background: linear-gradient(135deg, #38BDF8, #0EA5E9); border: 1px solid rgba(56,189,248,0.15); }
.tool-card.card-violet { background: linear-gradient(135deg, #7C3AED, #6D28D9); border: 1px solid rgba(124,58,237,0.15); }
.tool-card.card-coral { background: linear-gradient(135deg, #FF6B6B, #FF8A80); border: 1px solid rgba(255,107,107,0.15); }
.tool-card.card-gold { background: linear-gradient(135deg, #FFD54F, #FFC107); border: 1px solid rgba(255,215,64,0.15); }
.tool-card.card-emerald { background: linear-gradient(135deg, #10B981, #059669); border: 1px solid rgba(16,185,129,0.15); }
.tool-card.card-mauve { background: linear-gradient(135deg, #E0B0FF, #C084FC); border: 1px solid rgba(192,130,252,0.12); }
.tool-card.card-slate { background: linear-gradient(135deg, #64748B, #475569); border: 1px solid rgba(71,85,105,0.12); }
.tool-card.card-brown { background: linear-gradient(135deg, #A0522D, #8B4513); border: 1px solid rgba(139,69,19,0.12); }
.tool-card.card-olive { background: linear-gradient(135deg, #9CA34D, #6B8E23); border: 1px solid rgba(108,142,35,0.12); }

/* Card Fade In Animation */
@keyframes fadeInCard {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.1);
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: 1;
}

.tool-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

.tool-card:hover::before {
  opacity: 1;
}

/* Status Badge */
.tool-status {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  font-size: 0.75rem;
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.2);
  color: white;
  backdrop-filter: blur(10px);
  z-index: 2;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tool-status.status-running {
  background: rgba(16, 185, 129, 0.8);
}

.tool-status.status-popular {
  background: rgba(245, 158, 11, 0.8);
}

.tool-status.status-new {
  background: rgba(99, 102, 241, 0.8);
}

.tool-status.status-featured {
  background: rgba(236, 72, 153, 0.8);
}

.tool-header {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 2;
}

.tool-favicon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
  flex-shrink: 0;
}

.tool-favicon img {
  width: 100%;
  height: 100%;
  border-radius: calc(var(--radius-md) - 2px);
  object-fit: cover;
}

/* Favicon Loader Animation */
.favicon-loader {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  color: var(--primary);
  animation: faviconPulse 2s infinite;
  font-size: 1.2rem;
}

@keyframes faviconPulse {
  0%, 100% { 
    opacity: 1; 
    transform: scale(1);
  }
  50% { 
    opacity: 0.6; 
    transform: scale(0.95);
  }
}

.tool-favicon .favicon-loader i {
  animation: faviconSpin 1s linear infinite;
}

@keyframes faviconSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Hide loader when favicon loads */
.tool-favicon img[src]:not([src=""]) {
  display: block !important;
}

.tool-favicon img[src=""] {
  display: none !important;
}

.tool-info {
  flex: 1;
}

.tool-info h3 {
  margin: 0 0 var(--spacing-xs) 0;
  font-size: 1.25rem;
  color: white;
  font-weight: 600;
  line-height: 1.3;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.tool-category {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.2);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  display: inline-block;
  backdrop-filter: blur(10px);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tool-description {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.875rem;
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 2;
}

/* Make description grow to fill available space so footer stays aligned */
.tool-description {
  flex: 1 1 auto;
  min-height: 40px;
}

.tool-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-md);
  position: relative;
  z-index: 2;
}

/* Ensure footer is pushed to the bottom of the card */
.tool-footer {
  margin-top: auto;
}



.tool-pricing {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.pricing-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  background: rgba(255, 255, 255, 0.2);
  color: white;
  backdrop-filter: blur(10px);
  letter-spacing: 0.5px;
}

.pricing-free {
  background: rgba(16, 185, 129, 0.8);
  color: white;
}

.pricing-freemium {
  background: rgba(245, 158, 11, 0.8);
  color: white;
}

.pricing-paid {
  background: rgba(239, 68, 68, 0.8);
  color: white;
}

.tool-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all var(--transition-fast);
  background: rgba(255, 255, 255, 0.2);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.tool-link:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateX(2px);
}

/* Categories Grid (Redesign for Popular Categories) */

.categories-section {
  padding: calc(var(--spacing-3xl) - 0.5rem) 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  box-sizing: border-box;
}

.categories-fullwide {
  max-width: none;
  width: 100%;
  margin: 0;
  padding: 0 var(--spacing-lg);
}

.section-header {
  text-align: center;
  margin-bottom: calc(var(--spacing-lg) + 0.5rem);
}

.section-header h2 {
  font-size: 2.25rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-sm);
}

.section-header p {
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: calc(var(--spacing-lg) + 0.25rem);
  align-items: stretch;
  width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
}

/* Modern category card with subtle gradient border, glass panel and hover lift */
.category-card {
  position: relative;
  overflow: hidden;
  padding: calc(var(--spacing-md) + 0.5rem);
  border-radius: calc(var(--radius-lg) + 0.25rem);
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.06);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-fast);
  cursor: pointer;
  backdrop-filter: blur(8px);
  min-height: 150px;
  z-index: 0;
}

.category-card::before {
  /* soft colorful glow behind the card */
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(90deg, rgba(59,130,246,0.12), rgba(139,92,246,0.12), rgba(16,185,129,0.12));
  filter: blur(18px);
  opacity: 0.7;
  z-index: 0;
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.category-card > * {
  position: relative; /* put content above the glow */
  z-index: 2;
}

.category-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 20px 50px rgba(2,6,23,0.6), var(--shadow-glow);
  border-color: rgba(255,255,255,0.12);
}

.category-card:active {
  transform: translateY(-6px) scale(0.995);
}

.category-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  color: var(--primary);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
  box-shadow: 0 6px 18px rgba(2,6,23,0.4);
}

.category-card h3 {
  margin: 0 0 var(--spacing-xs) 0;
  font-size: 1.05rem;
  color: var(--text-primary);
  font-weight: 700;
}

.category-count {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 0.25rem;
  background: transparent;
}

/* small descriptive text support (if dynamic markup adds it later) */
.category-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: var(--spacing-sm);
  line-height: 1.3;
  max-width: 260px;
}

/* Entrance animation */
.category-card {
  opacity: 0;
  transform: translateY(18px);
  animation: categoryFadeIn 0.6s ease forwards;
}

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

@media (max-width: 768px) {
  .categories-grid { gap: var(--spacing-md); }
  .category-icon { width: 56px; height: 56px; font-size: 1.25rem; }
  .category-card { padding: var(--spacing-md); min-height: 130px; }
}

@media (max-width: 480px) {
  .section-header h2 { font-size: 1.75rem; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); gap: var(--spacing-sm); }
  .category-card { padding: calc(var(--spacing-sm) + 0.5rem); }
}

/* About Section */
.about-section {
  padding: var(--spacing-3xl) 0;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

@media (max-width: 768px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.feature-item i {
  color: var(--accent);
  font-size: 1.25rem;
}

.stats-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

.stat-card {
  background: var(--gradient-glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  backdrop-filter: blur(10px);
}

.stat-card i {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: var(--spacing-md);
}

.stat-card h3 {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.stat-card p {
  color: var(--text-muted);
  margin: 0;
}

/* Footer */
.footer {
  position: relative;
  left: 50% !important;
  right: 50% !important;
  margin-left: calc(-50vw) !important;
  margin-right: calc(-50vw) !important;
  width: 100vw !important;
  box-sizing: border-box;
  overflow: hidden;
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
  background: var(--surface);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: calc(var(--spacing-3xl) * 1.5) 0 var(--spacing-xl) 0;
}

/* Animated Gradient Background for Footer */
.footer::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    135deg,
    var(--footer-turquoise) 0%,
    var(--footer-green) 25%,
    var(--footer-blue) 50%,
    var(--footer-purple) 75%,
    var(--footer-turquoise) 100%
  );
  background-size: 400% 400%;
  animation: footerGradientMove 35s ease-in-out infinite;
  opacity: 0.1;
  pointer-events: none;
  z-index: 1;
}

/* Secondary Gradient Layer for Footer */
.footer::after {
  content: '';
  position: absolute;
  top: -25%;
  left: -25%;
  width: 150%;
  height: 150%;
  background: radial-gradient(
    ellipse at center,
    rgba(6, 182, 212, 0.25) 0%,
    rgba(16, 185, 129, 0.2) 25%,
    rgba(59, 130, 246, 0.15) 50%,
    rgba(139, 92, 246, 0.1) 75%,
    transparent 100%
  );
  animation: footerPulseGradient 40s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}

@keyframes footerGradientMove {
  0% {
    background-position: 0% 50%;
    transform: scale(1);
  }
  25% {
    background-position: 50% 0%;
    transform: scale(1.02);
  }
  50% {
    background-position: 100% 50%;
    transform: scale(1);
  }
  75% {
    background-position: 50% 100%;
    transform: scale(1.02);
  }
  100% {
    background-position: 0% 50%;
    transform: scale(1);
  }
}

@keyframes footerPulseGradient {
  0%, 100% {
    opacity: 0.2;
    transform: scale(1);
  }
  33% {
    opacity: 0.3;
    transform: scale(1.03);
  }
  66% {
    opacity: 0.25;
    transform: scale(1.01);
  }
}

.footer-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spacing-3xl);
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.footer-main {
  max-width: 600px;
}

.footer-main .logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.footer-main .logo i {
  font-size: 1.8rem;
  color: var(--primary);
}

.footer-main .logo h3 {
  margin: 0;
  color: var(--text-primary);
  font-size: 1.5rem;
}

.footer-title {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin: var(--spacing-sm) 0;
  background: linear-gradient(90deg, var(--footer-turquoise), var(--footer-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-description {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

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

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

.footer-stat .stat-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  background: linear-gradient(45deg, var(--footer-turquoise), var(--footer-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-stat .stat-label {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.footer-actions {
  text-align: center;
}

.footer-actions h5 {
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.footer-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.footer-buttons .btn-primary,
.footer-buttons .btn-secondary {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 0.95rem;
  border-radius: var(--radius-lg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--footer-turquoise);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom p {
  color: var(--text-muted);
  margin: 0;
  font-size: 0.9rem;
}

@media (max-width: 992px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    text-align: center;
  }
  
  .footer-main {
    max-width: 100%;
  }
  
  .footer-stats {
    justify-content: center;
  }
  
  .footer-buttons {
    align-items: center;
  }
}

@media (max-width: 768px) {
  .footer-inner {
    padding: 0 var(--spacing-md);
  }
  
  .footer-stats {
    gap: var(--spacing-lg);
  }
  
  .footer-stat .stat-number {
    font-size: 1.25rem;
  }
  
  .footer-buttons {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (max-width: 480px) {
  .footer-stats {
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
  }
  
  .footer-stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
  }
  
  .footer-stat .stat-number,
  .footer-stat .stat-label {
    display: inline;
    margin: 0;
  }
}

/* Chat Widget */
.chat-widget {
  position: fixed;
  bottom: 100px;
  right: var(--spacing-lg);
  width: 350px;
  height: 500px;
  background: var(--gradient-surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-modal);
  display: none;
  flex-direction: column;
  overflow: hidden;
}

@media (max-width: 768px) {
  .chat-widget {
    width: calc(100vw - 2rem);
    height: 60vh;
    bottom: 80px;
    right: var(--spacing-md);
    left: var(--spacing-md);
  }
}

.chat-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(99, 102, 241, 0.05);
}

.chat-avatar {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.chat-info h4 {
  margin: 0;
  font-size: 1rem;
  color: var(--text-primary);
}

.chat-status {
  font-size: 0.75rem;
  color: var(--accent);
}

.chat-close {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.chat-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.chat-body {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.message {
  display: flex;
  gap: var(--spacing-md);
}

.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.bot-message .message-avatar {
  background: var(--gradient-primary);
  color: white;
}

.user-message .message-avatar {
  background: var(--surface);
  color: var(--text-primary);
}

.user-message {
  flex-direction: row-reverse;
}

.message-content {
  background: var(--surface);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  max-width: 80%;
}

.user-message .message-content {
  background: var(--gradient-primary);
  color: white;
}

.message-content p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.4;
}

.quick-questions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.quick-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 0.75rem;
  text-align: left;
}

.quick-btn:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: var(--primary);
  color: var(--primary);
}

.chat-input-container {
  padding: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.chat-input-wrapper {
  display: flex;
  gap: var(--spacing-sm);
}

.chat-input {
  flex: 1;
  padding: var(--spacing-md);
  background: var(--background);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: 0.875rem;
  resize: none;
}

.chat-input:focus {
  outline: none;
  border-color: var(--primary);
}

.chat-send {
  background: var(--gradient-primary);
  border: none;
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  color: white;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.chat-send:hover:not(:disabled) {
  transform: scale(1.05);
}

.chat-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.chat-typing {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-muted);
  font-size: 0.75rem;
  padding: var(--spacing-sm) 0;
}

.typing-indicator {
  display: flex;
  gap: 2px;
}

.typing-indicator span {
  width: 4px;
  height: 4px;
  background: var(--primary);
  border-radius: 50%;
  animation: typing 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) { animation-delay: -0.32s; }
.typing-indicator span:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

/* Chat Toggle Button */
.chat-toggle {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border: none;
  border-radius: 50%;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-normal);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-toggle:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.chat-notification {
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--accent);
  color: white;
  font-size: 0.75rem;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}

/* Scroll to Top */
.scroll-top {
  position: fixed;
  bottom: 100px;
  left: var(--spacing-lg);
  width: 50px;
  height: 50px;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-normal);
  z-index: var(--z-fixed);
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
}

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

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

/* Submit Modal Styles */
.submit-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-modal);
  display: none;
  align-items: center; /* vertical centering */
  justify-content: center; /* horizontal centering */
  padding: var(--spacing-lg); /* keep container away from viewport edges */
  box-sizing: border-box;
  min-height: 100vh;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.submit-modal.show {
  display: flex;
  opacity: 1;
  align-items: center;
  justify-content: center;
}

.submit-modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  cursor: pointer;
}


.submit-modal-container {
  position: relative;
  background: var(--gradient-glass);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-xl), 0 0 40px rgba(99, 102, 241, 0.2);
  width: 90%;
  max-width: 600px;
  /* ensure container never exceeds viewport and stays centered */
  max-height: calc(100vh - 4rem);
  overflow-y: auto;
  transform: scale(0.9) translateY(0);
  transition: all var(--transition-normal);
  z-index: 1;
  margin: 0 auto;
  box-sizing: border-box;
  outline: 1px solid rgba(99, 102, 241, 0.06); /* subtle framing */
}

.submit-modal.show .submit-modal-container {
  transform: scale(1) translateY(0);
}

.submit-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.submit-modal-header h3 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.submit-modal-close {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  backdrop-filter: blur(10px);
}

.submit-modal-close:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.4);
  color: #EF4444;
  transform: scale(1.1);
}

.submit-message {
  display: none;
  margin: var(--spacing-lg) var(--spacing-xl) 0;
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 500;
  backdrop-filter: blur(10px);
}

.submit-message.success {
  background: rgba(16, 185, 129, 0.2);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #10B981;
}

.submit-message.error {
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #EF4444;
}

.submit-form {
  padding: var(--spacing-xl);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-label i {
  color: var(--primary);
  font-size: 1rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--spacing-lg);
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2), inset 0 2px 4px rgba(0, 0, 0, 0.1);
  background: rgba(15, 23, 42, 0.8);
  transform: translateY(-1px);
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(15, 23, 42, 0.7);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
  font-weight: 400;
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
  font-family: var(--font-primary);
  line-height: 1.5;
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 12px center;
  background-repeat: no-repeat;
  background-size: 16px;
  padding-right: 40px;
  appearance: none;
}

.submit-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 480px) {
  .submit-modal-container {
    width: 95%;
    margin: var(--spacing-md);
  }
  
  .submit-modal-header,
  .submit-form {
    padding: var(--spacing-lg);
  }
  
  .submit-modal-actions {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .submit-modal-actions .btn-primary,
  .submit-modal-actions .btn-secondary {
    width: 100%;
    justify-content: center;
  }
}

/* Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.hidden { display: none !important; }
.visible { display: block !important; }

/* Responsive Design */
@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .tools-grid {
    grid-template-columns: 1fr;
  }
  
  .chat-widget {
    bottom: 70px;
    right: var(--spacing-sm);
    left: var(--spacing-sm);
    width: auto;
  }
  
  .chat-toggle {
    bottom: var(--spacing-sm);
    right: var(--spacing-sm);
  }
}

/* Make inner container of filters-section full width so content spans viewport */
.filters-section > .container {
  max-width: none;
  width: 100%;
  margin: 0;
  padding: 0 var(--spacing-lg);
}

/* screen-reader only */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* prevent horizontal scrollbar artifacts caused by full-bleed elements */
html, body { overflow-x: hidden; }