/*
Theme Name: GeneratePress Education Child
Description: Advanced professional education blog theme with comprehensive design system
Template: generatepress
Version: 4.0.0
Author: Education Blog Team
*/

/* ===== CSS CUSTOM PROPERTIES (DESIGN SYSTEM) ===== */
:root {
  /* Color System - Enhanced with more sophisticated palette */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-300: #93c5fd;
  --primary-400: #60a5fa;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e40af;
  --primary-900: #1e3a8a;
  
  --secondary-50: #f8fafc;
  --secondary-100: #f1f5f9;
  --secondary-200: #e2e8f0;
  --secondary-300: #cbd5e1;
  --secondary-400: #94a3b8;
  --secondary-500: #64748b;
  --secondary-600: #475569;
  --secondary-700: #334155;
  --secondary-800: #1e293b;
  --secondary-900: #0f172a;
  
  /* Enhanced Category Colors with more depth */
  --medical-50: #fef2f2;
  --medical-100: #fee2e2;
  --medical-200: #fecaca;
  --medical-300: #fca5a5;
  --medical-400: #f87171;
  --medical-500: #ef4444;
  --medical-600: #dc2626;
  --medical-700: #b91c1c;
  --medical-800: #991b1b;
  --medical-900: #7f1d1d;
  
  --online-50: #f0fdf4;
  --online-100: #dcfce7;
  --online-200: #bbf7d0;
  --online-300: #86efac;
  --online-400: #4ade80;
  --online-500: #22c55e;
  --online-600: #16a34a;
  --online-700: #15803d;
  --online-800: #166534;
  --online-900: #14532d;
  
  --professional-50: #faf5ff;
  --professional-100: #f3e8ff;
  --professional-200: #e9d5ff;
  --professional-300: #d8b4fe;
  --professional-400: #c084fc;
  --professional-500: #a855f7;
  --professional-600: #9333ea;
  --professional-700: #7c3aed;
  --professional-800: #6b21a8;
  --professional-900: #581c87;
  
  --usa-50: #eff6ff;
  --usa-100: #dbeafe;
  --usa-200: #bfdbfe;
  --usa-300: #93c5fd;
  --usa-400: #60a5fa;
  --usa-500: #3b82f6;
  --usa-600: #2563eb;
  --usa-700: #1d4ed8;
  --usa-800: #1e40af;
  --usa-900: #1e3a8a;
  
  /* Enhanced Semantic Colors */
  --success-50: #f0fdf4;
  --success-100: #dcfce7;
  --success-200: #bbf7d0;
  --success-300: #86efac;
  --success-400: #4ade80;
  --success-500: #22c55e;
  --success-600: #16a34a;
  --success-700: #15803d;
  --success-800: #166534;
  --success-900: #14532d;
  
  --warning-50: #fffbeb;
  --warning-100: #fef3c7;
  --warning-200: #fde68a;
  --warning-300: #fcd34d;
  --warning-400: #fbbf24;
  --warning-500: #f59e0b;
  --warning-600: #d97706;
  --warning-700: #b45309;
  --warning-800: #92400e;
  --warning-900: #78350f;
  
  --error-50: #fef2f2;
  --error-100: #fee2e2;
  --error-200: #fecaca;
  --error-300: #fca5a5;
  --error-400: #f87171;
  --error-500: #ef4444;
  --error-600: #dc2626;
  --error-700: #b91c1c;
  --error-800: #991b1b;
  --error-900: #7f1d1d;
  
  --info-50: #eff6ff;
  --info-100: #dbeafe;
  --info-200: #bfdbfe;
  --info-300: #93c5fd;
  --info-400: #60a5fa;
  --info-500: #3b82f6;
  --info-600: #2563eb;
  --info-700: #1d4ed8;
  --info-800: #1e40af;
  --info-900: #1e3a8a;
  
  /* Enhanced Gray Scale with more nuance */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Enhanced Typography with more font weights */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-secondary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  
  /* Enhanced Font Sizes with more options */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;
  --text-8xl: 6rem;
  --text-9xl: 8rem;
  
  /* Enhanced Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  --space-40: 10rem;
  --space-48: 12rem;
  --space-56: 14rem;
  --space-64: 16rem;
  
  /* Enhanced Border Radius */
  --radius-sm: 0.125rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-3xl: 1.5rem;
  --radius-4xl: 2rem;
  --radius-full: 9999px;
  
  /* Enhanced Shadows with more depth */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --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-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-3xl: 0 35px 60px -15px rgba(0, 0, 0, 0.3);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  --shadow-colored: 0 10px 15px -3px rgba(59, 130, 246, 0.2), 0 4px 6px -2px rgba(59, 130, 246, 0.1);
  
  /* Enhanced Transitions */
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slower: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Enhanced Z-Index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-toast: 1080;
  
  /* Enhanced Layout */
  --container-max-width: 1200px;
  --content-max-width: 800px;
  --sidebar-width: 350px;
  --header-height: 80px;
  
  /* Professional Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  --gradient-secondary: linear-gradient(135deg, var(--secondary-500), var(--secondary-700));
  --gradient-success: linear-gradient(135deg, var(--success-500), var(--success-700));
  --gradient-warning: linear-gradient(135deg, var(--warning-500), var(--warning-700));
  --gradient-error: linear-gradient(135deg, var(--error-500), var(--error-700));
  --gradient-info: linear-gradient(135deg, var(--info-500), var(--info-700));
  --gradient-medical: linear-gradient(135deg, var(--medical-500), var(--medical-700));
  --gradient-online: linear-gradient(135deg, var(--online-500), var(--online-700));
  --gradient-professional: linear-gradient(135deg, var(--professional-500), var(--professional-700));
  --gradient-usa: linear-gradient(135deg, var(--usa-500), var(--usa-700));
}

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

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

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--gray-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern" 1;
  font-kerning: normal;
}

/* ===== ENHANCED TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 700;
  line-height: 1.2;
  color: var(--gray-900);
  margin-bottom: var(--space-4);
  letter-spacing: -0.025em;
}

h1 { 
  font-size: var(--text-4xl);
  font-weight: 800;
  line-height: 1.1;
}

h2 { 
  font-size: var(--text-3xl);
  font-weight: 800;
}

h3 { 
  font-size: var(--text-2xl);
  font-weight: 700;
}

h4 { 
  font-size: var(--text-xl);
  font-weight: 700;
}

h5 { 
  font-size: var(--text-lg);
  font-weight: 600;
}

h6 { 
  font-size: var(--text-base);
  font-weight: 600;
}

p {
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

a {
  color: var(--primary-600);
  text-decoration: none;
  transition: var(--transition-base);
  font-weight: 500;
}

a:hover {
  color: var(--primary-700);
  text-decoration: underline;
}

a:focus {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

/* Enhanced Text Styles */
.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-3xl { font-size: var(--text-3xl); }
.text-4xl { font-size: var(--text-4xl); }
.text-5xl { font-size: var(--text-5xl); }
.text-6xl { font-size: var(--text-6xl); }
.text-7xl { font-size: var(--text-7xl); }
.text-8xl { font-size: var(--text-8xl); }
.text-9xl { font-size: var(--text-9xl); }

.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }
.font-black { font-weight: 900; }

.letter-tighter { letter-spacing: -0.05em; }
.letter-tight { letter-spacing: -0.025em; }
.letter-normal { letter-spacing: 0; }
.letter-wide { letter-spacing: 0.025em; }
.letter-wider { letter-spacing: 0.05em; }
.letter-widest { letter-spacing: 0.1em; }

.leading-tight { line-height: 1.25; }
.leading-snug { line-height: 1.375; }
.leading-normal { line-height: 1.5; }
.leading-relaxed { line-height: 1.625; }
.leading-loose { line-height: 2; }

/* ===== ENHANCED LAYOUT COMPONENTS ===== */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-sm {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-md {
  max-width: 768px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-lg {
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-xl {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-2xl {
  max-width: 1536px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

@media (max-width: 768px) {
  .container,
  .container-sm,
  .container-md,
  .container-lg,
  .container-xl,
  .container-2xl {
    padding: 0 var(--space-4);
  }
}

/* ===== ENHANCED HEADER STYLES ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--gray-200);
  z-index: var(--z-fixed);
  transition: var(--transition-base);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-lg);
}

.site-header.header-hidden {
  transform: translateY(-100%);
}

.inside-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.site-branding {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.site-logo img {
  height: 40px;
  width: auto;
}

.main-title {
  font-family: var(--font-secondary);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--gray-900);
  margin: 0;
}

.main-title a {
  color: inherit;
  text-decoration: none;
}

.site-description {
  font-size: var(--text-sm);
  color: var(--gray-600);
  margin: 0;
  margin-top: var(--space-1);
}

/* ===== ENHANCED NAVIGATION ===== */
.main-navigation {
  display: flex;
  align-items: center;
}

.main-navigation ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-8);
}

.main-navigation li {
  position: relative;
}

.main-navigation a {
  font-weight: 600;
  color: var(--gray-700);
  padding: var(--space-2) 0;
  transition: var(--transition-base);
  position: relative;
}

.main-navigation a:hover {
  color: var(--primary-600);
  text-decoration: none;
}

.main-navigation a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-600);
  transition: width var(--transition-base);
}

.main-navigation a:hover::after {
  width: 100%;
}

/* ===== ENHANCED HEADER CTA ===== */
.header-cta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header-search {
  position: relative;
}

.header-search .search-form {
  position: relative;
  display: flex;
  align-items: center;
}

.header-search .search-field {
  width: 250px;
  padding: var(--space-2) var(--space-4);
  padding-left: var(--space-10);
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-full);
  background: white;
  font-size: var(--text-sm);
  transition: var(--transition-base);
}

.header-search .search-field:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.header-search .search-icon {
  position: absolute;
  left: var(--space-3);
  color: var(--gray-400);
  z-index: 1;
}

/* ===== ENHANCED MOBILE MENU ===== */
.menu-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  gap: 4px;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--gray-700);
  transition: var(--transition-base);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }
  
  .main-navigation {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: white;
    border-top: 1px solid var(--gray-200);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: var(--z-dropdown);
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
  }
  
  .main-navigation.mobile-menu-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .main-navigation ul {
    flex-direction: column;
    padding: var(--space-6);
    gap: var(--space-4);
  }
  
  .header-search {
    display: none;
  }
  
  .inside-header {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
}

/* ===== ENHANCED HERO SECTION ===== */
.education-hero-redesigned {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--secondary-50) 100%);
  padding-top: var(--header-height);
}

.hero-background-layers {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
}

.hero-texture-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, rgba(168, 85, 247, 0.1) 0%, transparent 50%);
}

.hero-gradient-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, 
    rgba(59, 130, 246, 0.05) 0%, 
    rgba(168, 85, 247, 0.05) 50%, 
    rgba(34, 197, 94, 0.05) 100%);
}

.hero-pattern-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%233b82f6' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-floating-elements {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.floating-element {
  position: absolute;
  color: var(--primary-300);
  font-size: var(--text-2xl);
  animation: float 6s ease-in-out infinite;
}

.floating-element.element-1 {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.floating-element.element-2 {
  top: 60%;
  left: 15%;
  animation-delay: 1s;
}

.floating-element.element-3 {
  top: 30%;
  right: 20%;
  animation-delay: 2s;
}

.floating-element.element-4 {
  top: 70%;
  right: 10%;
  animation-delay: 3s;
}

.floating-element.element-5 {
  top: 40%;
  right: 40%;
  animation-delay: 4s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

.hero-content-wrapper {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

@media (max-width: 1024px) {
  .hero-content-wrapper {
    grid-template-columns: 1fr;
    gap: var(--space-12);
    text-align: center;
  }
}

.hero-main-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255, 255, 255, 0.9);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--primary-700);
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-md);
}

.hero-title {
  font-size: var(--text-5xl);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.title-line-1 {
  display: block;
  color: var(--gray-900);
}

.title-line-2 {
  display: block;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary-600), var(--professional-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: var(--text-lg);
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

.hero-stats {
  display: flex;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

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

.stat-number {
  display: block;
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--primary-600);
  font-family: var(--font-secondary);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--gray-600);
  font-weight: 600;
}

.hero-buttons {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .hero-title {
    font-size: var(--text-4xl);
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-buttons {
    justify-content: center;
  }
}

/* ===== ENHANCED BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: var(--text-base);
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn:focus {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

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

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
  border-radius: var(--radius-xl);
}

.btn-xl {
  padding: var(--space-5) var(--space-10);
  font-size: var(--text-xl);
  border-radius: var(--radius-2xl);
}

.btn-primary {
  background: var(--primary-600);
  color: white;
  border-color: var(--primary-600);
}

.btn-primary:hover {
  background: var(--primary-700);
  border-color: var(--primary-700);
  color: white;
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: white;
  color: var(--gray-700);
  border-color: var(--gray-300);
}

.btn-secondary:hover {
  background: var(--gray-50);
  border-color: var(--gray-400);
  color: var(--gray-800);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--primary-600);
  border-color: var(--primary-600);
}

.btn-outline:hover {
  background: var(--primary-600);
  color: white;
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  color: var(--gray-700);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--gray-100);
  color: var(--gray-900);
  text-decoration: none;
}

.btn-link {
  background: transparent;
  color: var(--primary-600);
  border-color: transparent;
  padding: 0;
  text-decoration: underline;
}

.btn-link:hover {
  background: transparent;
  color: var(--primary-700);
  text-decoration: underline;
}

.btn-shine {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s;
}

.btn:hover .btn-shine {
  left: 100%;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-full);
}

.btn-icon-sm {
  width: 32px;
  height: 32px;
}

.btn-icon-lg {
  width: 48px;
  height: 48px;
}

.btn-group {
  display: inline-flex;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.btn-group .btn {
  border-radius: 0;
  box-shadow: none;
}

.btn-group .btn:not(:last-child) {
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-group .btn:first-child {
  border-top-left-radius: var(--radius-lg);
  border-bottom-left-radius: var(--radius-lg);
}

.btn-group .btn:last-child {
  border-top-right-radius: var(--radius-lg);
  border-bottom-right-radius: var(--radius-lg);
}

/* ===== ENHANCED HERO VISUAL ===== */
.hero-visual {
  position: relative;
}

.hero-image-container {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
}

.image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(168, 85, 247, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-base);
}

.hero-image-wrapper:hover .image-overlay {
  opacity: 1;
}

.overlay-content {
  text-align: center;
  color: white;
}

.success-badge {
  background: rgba(255, 255, 255, 0.9);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--success-600);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.floating-cards {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.floating-card {
  position: absolute;
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  animation: floatCard 4s ease-in-out infinite;
}

.floating-card.card-1 {
  top: 10%;
  left: -10%;
  animation-delay: 0s;
}

.floating-card.card-2 {
  top: 50%;
  right: -15%;
  animation-delay: 1s;
}

.floating-card.card-3 {
  bottom: 20%;
  left: -5%;
  animation-delay: 2s;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

.card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--text-lg);
}

.card-icon.medical { background: var(--medical-500); }
.card-icon.online { background: var(--online-500); }
.card-icon.professional { background: var(--professional-500); }

.card-content h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--gray-900);
  margin: 0 0 var(--space-1) 0;
}

.card-content p {
  font-size: var(--text-xs);
  color: var(--gray-600);
  margin: 0;
}

/* ===== ENHANCED CATEGORIES SECTION ===== */
.education-categories-redesigned {
  padding: var(--space-24) 0;
  background: white;
}

/* ===== ENHANCED CATEGORY AND SEARCH PAGE LAYOUTS ===== */
.category-page-layout,
.search-page-layout {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: var(--space-12);
  margin-top: var(--space-8);
}

@media (max-width: 1024px) {
  .category-page-layout,
  .search-page-layout {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

.category-main-content,
.search-main-content {
  min-width: 0;
}

.category-sidebar-professional,
.search-sidebar-professional {
  position: relative;
}

.sidebar-sticky {
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
  max-height: calc(100vh - var(--header-height) - var(--space-12));
  overflow-y: auto;
}

/* ===== ENHANCED TWO COLUMN GRID LAYOUT ===== */
.category-posts-grid-two-columns,
.search-results-grid-two-columns {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

@media (max-width: 768px) {
  .category-posts-grid-two-columns,
  .search-results-grid-two-columns {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

/* ===== ENHANCED POST CARDS ===== */
.category-post-card-professional,
.search-result-card-professional {
  background: white;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: all var(--transition-base);
  border: 1px solid var(--gray-200);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
}

.category-post-card-professional:hover,
.search-result-card-professional:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-2xl);
  border-color: var(--primary-300);
}

.category-post-card-professional::before,
.search-result-card-professional::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--professional-500));
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.category-post-card-professional:hover::before,
.search-result-card-professional:hover::before {
  transform: scaleX(1);
}

.category-post-thumbnail,
.search-result-thumbnail-professional {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
}

.category-post-thumbnail img,
.search-result-thumbnail-professional img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.category-post-card-professional:hover .category-post-thumbnail img,
.search-result-card-professional:hover .search-result-thumbnail-professional img {
  transform: scale(1.05);
}

.category-post-overlay,
.search-result-overlay-professional {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.9), rgba(168, 85, 247, 0.9));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.category-post-card-professional:hover .category-post-overlay,
.search-result-card-professional:hover .search-result-overlay-professional {
  opacity: 1;
}

.overlay-content {
  text-align: center;
  color: white;
  padding: var(--space-4);
}

.overlay-icon {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  font-size: var(--text-xl);
}

.overlay-content h4 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  line-height: 1.3;
}

.overlay-meta {
  font-size: var(--text-sm);
  opacity: 0.9;
  display: flex;
  justify-content: center;
  gap: var(--space-4);
}

.post-category-badge,
.search-result-category-professional {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: white;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  z-index: 2;
}

.post-bookmark-btn,
.search-result-bookmark {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: var(--radius-full);
  color: var(--gray-600);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  z-index: 2;
}

.post-bookmark-btn:hover,
.search-result-bookmark:hover {
  background: white;
  color: var(--primary-600);
  transform: scale(1.1);
}

.post-bookmark-btn.bookmarked,
.search-result-bookmark.bookmarked {
  background: var(--primary-600);
  color: white;
}

.category-post-content,
.search-result-content-professional {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.category-post-title,
.search-result-title-professional {
  margin: 0 0 var(--space-4) 0;
  flex-shrink: 0;
}

.category-post-title a,
.search-result-title-professional a {
  color: var(--gray-900);
  text-decoration: none;
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 1.3;
  transition: color var(--transition-base);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.category-post-title a:hover,
.search-result-title-professional a:hover {
  color: var(--primary-600);
}

.category-post-meta,
.search-result-meta-professional {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  color: var(--gray-500);
}

.meta-item,
.meta-item-search {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.category-post-excerpt,
.search-result-excerpt-professional {
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: var(--space-6);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.category-post-footer,
.search-result-footer-professional {
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--gray-100);
}

.post-author,
.result-author-professional {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.post-author img,
.result-author-professional img {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
}

.author-info,
.author-info-search {
  display: flex;
  flex-direction: column;
}

.author-name,
.author-name-search {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--gray-900);
}

.author-title,
.author-title-search {
  font-size: var(--text-xs);
  color: var(--gray-500);
}

.post-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.post-rating {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.rating-stars {
  display: flex;
  gap: 2px;
}

.rating-stars i {
  font-size: var(--text-xs);
  color: #fbbf24;
}

.rating-text {
  font-size: var(--text-xs);
  color: var(--gray-600);
  font-weight: 600;
}

.read-more-category,
.read-more-btn-search {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--primary-600);
  font-weight: 600;
  font-size: var(--text-sm);
  text-decoration: none;
  transition: all var(--transition-base);
}

.read-more-category:hover,
.read-more-btn-search:hover {
  color: var(--primary-700);
  text-decoration: none;
  transform: translateX(4px);
}

/* ===== ENHANCED PAGINATION ===== */
.category-pagination-professional,
.search-pagination-professional {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--gray-200);
}

.pagination-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  align-items: center;
}

.pagination-info {
  color: var(--gray-600);
  font-size: var(--text-sm);
  font-weight: 600;
  text-align: center;
}

.pagination-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.pagination-links a,
.pagination-links span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  padding: var(--space-2) var(--space-3);
  background: white;
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--text-sm);
  transition: all var(--transition-base);
}

.pagination-links a:hover {
  background: var(--primary-50);
  color: var(--primary-600);
  border-color: var(--primary-300);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.pagination-links .current {
  background: var(--primary-600);
  color: white;
  border-color: var(--primary-600);
  box-shadow: var(--shadow-md);
}

.pagination-links .prev,
.pagination-links .next {
  padding: var(--space-2) var(--space-4);
  font-weight: 600;
}

.pagination-links .prev:hover,
.pagination-links .next:hover {
  background: var(--primary-600);
  color: white;
  border-color: var(--primary-600);
}

.pagination-links .dots {
  background: transparent;
  border: none;
  color: var(--gray-400);
  cursor: default;
}

@media (max-width: 640px) {
  .pagination-links {
    gap: var(--space-1);
  }
  
  .pagination-links a,
  .pagination-links span {
    min-width: 40px;
    height: 40px;
    font-size: var(--text-xs);
  }
}

/* ===== ENHANCED SEARCH SPECIFIC STYLES ===== */
.search-results-header-professional {
  text-align: center;
  padding: var(--space-16) 0;
  background: linear-gradient(135deg, var(--primary-50), var(--secondary-50));
  margin-bottom: var(--space-8);
}

.search-icon-large {
  width: 80px;
  height: 80px;
  background: var(--primary-100);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  color: var(--primary-600);
  font-size: var(--text-3xl);
}

.search-results-title {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--gray-900);
  margin: 0 0 var(--space-4) 0;
}

.search-query {
  color: var(--primary-600);
  font-weight: 700;
}

.search-results-meta {
  color: var(--gray-600);
  font-size: var(--text-lg);
  margin-bottom: var(--space-8);
}

.search-form-container-professional {
  max-width: 600px;
  margin: 0 auto;
}

.search-input-wrapper-professional {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.search-input-container {
  flex: 1;
  position: relative;
}

.search-icon-professional {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-400);
  z-index: 2;
}

.search-field-professional {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  padding-left: var(--space-12);
  padding-right: var(--space-12);
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-xl);
  background: white;
  color: var(--gray-800);
  font-size: var(--text-base);
  transition: all var(--transition-base);
}

.search-field-professional:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.search-clear-professional {
  position: absolute;
  right: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--gray-400);
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.search-clear-professional:hover {
  background: var(--gray-100);
  color: var(--gray-600);
}

.search-submit-professional {
  padding: var(--space-4) var(--space-8);
  background: var(--primary-600);
  color: white;
  border: none;
  border-radius: var(--radius-xl);
  font-weight: 700;
  font-size: var(--text-base);
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  white-space: nowrap;
}

.search-submit-professional:hover {
  background: var(--primary-700);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.search-suggestions-professional {
  text-align: center;
}

.suggestions-header {
  font-size: var(--text-sm);
  color: var(--gray-600);
  margin-bottom: var(--space-3);
}

.suggestions-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.suggestion-tag {
  padding: var(--space-1) var(--space-3);
  background: var(--gray-100);
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-base);
}

.suggestion-tag:hover {
  background: var(--primary-50);
  color: var(--primary-600);
  border-color: var(--primary-300);
}

/* ===== ENHANCED FILTERS SECTION ===== */
.search-filters-professional {
  background: var(--gray-50);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  margin-bottom: var(--space-8);
  border: 1px solid var(--gray-200);
}

.filters-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
}

.filters-header h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--gray-900);
  margin: 0;
}

.filters-toggle-professional {
  background: none;
  border: none;
  color: var(--primary-600);
  cursor: pointer;
  font-weight: 600;
  font-size: var(--text-sm);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.filters-toggle-professional:hover {
  background: var(--primary-50);
}

.filters-controls-search {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  align-items: end;
}

@media (max-width: 768px) {
  .filters-controls-search {
    grid-template-columns: 1fr;
  }
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.filter-group label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--gray-700);
}

.filter-select {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  background: white;
  color: var(--gray-700);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-base);
}

.filter-select:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.filter-actions {
  display: flex;
  gap: var(--space-3);
}

/* ===== ENHANCED RESULTS HEADER CONTROLS ===== */
.search-results-header-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--gray-200);
}

.results-count-professional {
  font-size: var(--text-sm);
  color: var(--gray-600);
  font-weight: 600;
}

.view-controls-professional {
  display: flex;
  gap: var(--space-2);
}

.view-btn {
  width: 40px;
  height: 40px;
  background: white;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  color: var(--gray-600);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.view-btn:hover {
  background: var(--gray-50);
  border-color: var(--gray-400);
}

.view-btn.active {
  background: var(--primary-600);
  color: white;
  border-color: var(--primary-600);
}

/* ===== ENHANCED NO RESULTS SECTION ===== */
.no-search-results-professional {
  text-align: center;
  padding: var(--space-16) 0;
}

.no-results-content {
  max-width: 800px;
  margin: 0 auto;
}

.no-results-icon {
  width: 120px;
  height: 120px;
  background: var(--gray-100);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-8);
  color: var(--gray-400);
  font-size: var(--text-5xl);
}

.no-results-content h2 {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: var(--space-4);
}

.no-results-content p {
  font-size: var(--text-lg);
  color: var(--gray-600);
  margin-bottom: var(--space-12);
}

.search-suggestions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}

.suggestion-card {
  background: white;
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  text-align: center;
}

.suggestion-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-100);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  color: var(--primary-600);
  font-size: var(--text-xl);
}

.suggestion-card h4 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-2);
}

.suggestion-card p {
  color: var(--gray-600);
  font-size: var(--text-sm);
  margin: 0;
}

.popular-categories-section {
  margin-bottom: var(--space-16);
}

.popular-categories-section h3 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-8);
}

.popular-categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.popular-category-card {
  background: white;
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  text-decoration: none;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.popular-category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  text-decoration: none;
}

.category-icon-popular {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--text-xl);
}

.popular-category-card.medical .category-icon-popular {
  background: var(--medical-500);
}

.popular-category-card.online .category-icon-popular {
  background: var(--online-500);
}

.popular-category-card.professional .category-icon-popular {
  background: var(--professional-500);
}

.popular-category-card.usa .category-icon-popular {
  background: var(--usa-500);
}

.category-content-popular {
  flex: 1;
}

.category-content-popular h4 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--gray-900);
  margin: 0 0 var(--space-1) 0;
}

.category-content-popular span {
  font-size: var(--text-sm);
  color: var(--gray-600);
}

.category-arrow-popular {
  color: var(--gray-400);
  transition: all var(--transition-base);
}

.popular-category-card:hover .category-arrow-popular {
  color: var(--primary-600);
  transform: translateX(4px);
}

.recent-posts-section h3 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-8);
}

.recent-posts-grid-search {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}

.recent-post-card-search {
  background: white;
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  overflow: hidden;
  transition: all var(--transition-base);
}

.recent-post-card-search:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.recent-post-thumbnail-search {
  aspect-ratio: 16/10;
  overflow: hidden;
}

.recent-post-thumbnail-search img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.recent-post-card-search:hover .recent-post-thumbnail-search img {
  transform: scale(1.05);
}

.recent-post-content-search {
  padding: var(--space-4);
}

.recent-post-content-search h4 {
  margin: 0 0 var(--space-2) 0;
}

.recent-post-content-search h4 a {
  color: var(--gray-900);
  text-decoration: none;
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1.4;
  transition: color var(--transition-base);
}

.recent-post-content-search h4 a:hover {
  color: var(--primary-600);
}

.recent-post-meta-search {
  display: flex;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--gray-500);
}

@media (max-width: 640px) {
  .search-input-wrapper-professional {
    flex-direction: column;
  }
  
  .search-submit-professional {
    width: 100%;
    justify-content: center;
  }
  
  .search-suggestions-grid {
    grid-template-columns: 1fr;
  }
  
  .popular-categories-grid {
    grid-template-columns: 1fr;
  }
  
  .recent-posts-grid-search {
    grid-template-columns: 1fr;
  }
}

/* ===== ENHANCED SECTION HEADER ===== */
.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-title-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.section-title-wrapper h2 {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--gray-900);
  margin: 0;
}

.section-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-100);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-600);
  font-size: var(--text-2xl);
}

.section-header p {
  font-size: var(--text-lg);
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== ENHANCED FOUR CATEGORIES IN ONE ROW ===== */
.categories-grid-four {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}

@media (max-width: 1200px) {
  .categories-grid-four {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .categories-grid-four {
    grid-template-columns: 1fr;
  }
}

.category-card-redesigned {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition: var(--transition-base);
  border: 1px solid var(--gray-200);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.category-card-redesigned:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-2xl);
}

.category-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0;
  transition: var(--transition-base);
}

.category-card-redesigned:hover .category-background {
  opacity: 1;
}

.category-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Ccircle cx='20' cy='20' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.category-gradient {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.category-card-redesigned.medical .category-gradient {
  background: linear-gradient(135deg, var(--medical-500), var(--medical-600));
}

.category-card-redesigned.online .category-gradient {
  background: linear-gradient(135deg, var(--online-500), var(--online-600));
}

.category-card-redesigned.professional .category-gradient {
  background: linear-gradient(135deg, var(--professional-500), var(--professional-600));
}

.category-card-redesigned.usa .category-gradient {
  background: linear-gradient(135deg, var(--usa-500), var(--usa-600));
}

.category-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 2;
}

.category-icon-wrapper {
  position: relative;
}

.category-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  color: white;
  position: relative;
  z-index: 2;
}

.category-card-redesigned.medical .category-icon {
  background: var(--medical-500);
}

.category-card-redesigned.online .category-icon {
  background: var(--online-500);
}

.category-card-redesigned.professional .category-icon {
  background: var(--professional-500);
}

.category-card-redesigned.usa .category-icon {
  background: var(--usa-500);
}

.icon-glow {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: var(--radius-xl);
  opacity: 0;
  transition: var(--transition-base);
}

.category-card-redesigned.medical:hover .icon-glow {
  box-shadow: 0 0 30px var(--medical-400);
  opacity: 1;
}

.category-card-redesigned.online:hover .icon-glow {
  box-shadow: 0 0 30px var(--online-400);
  opacity: 1;
}

.category-card-redesigned.professional:hover .icon-glow {
  box-shadow: 0 0 30px var(--professional-400);
  opacity: 1;
}

.category-card-redesigned.usa:hover .icon-glow {
  box-shadow: 0 0 30px var(--usa-400);
  opacity: 1;
}

.category-badge {
  background: var(--gray-100);
  color: var(--gray-700);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  position: relative;
  z-index: 2;
}

.category-card-redesigned:hover .category-badge {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

.category-content {
  flex: 1;
  position: relative;
  z-index: 2;
}

.category-content h3 {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: var(--space-4);
  transition: var(--transition-base);
}

.category-card-redesigned:hover .category-content h3 {
  color: white;
}

.category-content p {
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: var(--space-6);
  transition: var(--transition-base);
}

.category-card-redesigned:hover .category-content p {
  color: rgba(255, 255, 255, 0.9);
}

.category-features {
  margin-bottom: var(--space-6);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  color: var(--gray-600);
  transition: var(--transition-base);
}

.category-card-redesigned:hover .feature-item {
  color: rgba(255, 255, 255, 0.9);
}

.feature-item i {
  color: var(--success-500);
  transition: var(--transition-base);
}

.category-card-redesigned:hover .feature-item i {
  color: white;
}

.category-footer {
  position: relative;
  z-index: 2;
}

.category-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--gray-900);
  color: white;
  border-radius: var(--radius-lg);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-base);
}

.category-btn:hover {
  background: var(--gray-800);
  transform: translateY(-2px);
  text-decoration: none;
  color: white;
}

.category-card-redesigned:hover .category-btn {
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
}

.category-card-redesigned:hover .category-btn:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* ===== ENHANCED LATEST POSTS SECTION ===== */
.latest-posts-section-redesigned {
  padding: var(--space-24) 0;
  background: var(--gray-50);
}

.latest-posts-grid-redesigned {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-8);
}

.latest-post-card-redesigned {
  background: white;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: var(--transition-base);
  border: 1px solid var(--gray-200);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.latest-post-card-redesigned:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.post-thumbnail-wrapper {
  position: relative;
  overflow: hidden;
}

.post-thumbnail-link {
  display: block;
  position: relative;
}

.post-thumbnail-wrapper img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: var(--transition-base);
}

.latest-post-card-redesigned:hover .post-thumbnail-wrapper img {
  transform: scale(1.05);
}

.post-thumbnail-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.8), rgba(168, 85, 247, 0.8));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-base);
}

.latest-post-card-redesigned:hover .post-thumbnail-overlay {
  opacity: 1;
}

.overlay-content-professional {
  text-align: center;
  color: white;
}

.overlay-icon {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  font-size: var(--text-xl);
}

.overlay-title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.overlay-meta {
  font-size: var(--text-sm);
  opacity: 0.9;
}

.post-category-badge {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: white;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.post-category-badge.medical-bg { background: var(--medical-500); }
.post-category-badge.online-bg { background: var(--online-500); }
.post-category-badge.professional-bg { background: var(--professional-500); }
.post-category-badge.usa-bg { background: var(--usa-500); }

.featured-badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: var(--warning-500);
  color: white;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.post-content-wrapper {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.post-title {
  margin-bottom: var(--space-4);
  flex: 1;
}

.post-title a {
  color: var(--gray-900);
  text-decoration: none;
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 1.3;
  transition: var(--transition-base);
}

.post-title a:hover {
  color: var(--primary-600);
}

.post-meta {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  color: var(--gray-500);
}

.meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.post-excerpt {
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

.post-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.post-author img {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--gray-900);
}

.author-title {
  font-size: var(--text-xs);
  color: var(--gray-500);
}

.read-more-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--primary-600);
  font-weight: 600;
  font-size: var(--text-sm);
  text-decoration: none;
  transition: var(--transition-base);
}

.read-more-btn:hover {
  color: var(--primary-700);
  text-decoration: none;
}

.read-more-btn i {
  transition: var(--transition-base);
}

.read-more-btn:hover i {
  transform: translateX(4px);
}

.view-all-posts {
  text-align: center;
  margin-top: var(--space-12);
}

/* ===== ENHANCED NEWSLETTER SECTION ===== */
.newsletter-section-redesigned {
  padding: var(--space-24) 0;
  position: relative;
  overflow: hidden;
}

.newsletter-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.newsletter-texture {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.newsletter-gradient {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--primary-600), var(--professional-600));
}

.newsletter-content-wrapper {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-12);
  align-items: center;
  color: white;
}

@media (max-width: 1024px) {
  .newsletter-content-wrapper {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-8);
  }
}

.newsletter-visual {
  position: relative;
}

.newsletter-icon-large {
  width: 120px;
  height: 120px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-5xl);
  color: white;
  position: relative;
  z-index: 2;
}

.newsletter-decoration {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.decoration-circle {
  position: absolute;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  animation: pulse 3s ease-in-out infinite;
}

.decoration-circle.circle-1 {
  width: 140px;
  height: 140px;
  top: -10px;
  left: -10px;
  animation-delay: 0s;
}

.decoration-circle.circle-2 {
  width: 160px;
  height: 160px;
  top: -20px;
  left: -20px;
  animation-delay: 1s;
}

.decoration-circle.circle-3 {
  width: 180px;
  height: 180px;
  top: -30px;
  left: -30px;
  animation-delay: 2s;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.5; }
}

.newsletter-content h2 {
  font-size: var(--text-4xl);
  font-weight: 800;
  margin-bottom: var(--space-4);
  color: white;
}

.newsletter-content p {
  font-size: var(--text-lg);
  opacity: 0.9;
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.newsletter-form-redesigned {
  margin-bottom: var(--space-6);
}

.form-input-group {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

@media (max-width: 640px) {
  .form-input-group {
    flex-direction: column;
  }
}

.input-wrapper {
  flex: 1;
  position: relative;
}

.input-wrapper input {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  padding-left: var(--space-12);
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: var(--text-base);
  transition: var(--transition-base);
}

.input-wrapper input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.input-wrapper input:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.15);
}

.input-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255, 255, 255, 0.7);
}

.input-focus-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: white;
  transition: var(--transition-base);
}

.input-wrapper input:focus + .input-focus-line {
  width: 100%;
}

.newsletter-submit-btn {
  padding: var(--space-4) var(--space-8);
  background: white;
  color: var(--primary-600);
  border: none;
  border-radius: var(--radius-lg);
  font-weight: 700;
  font-size: var(--text-base);
  cursor: pointer;
  transition: var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  position: relative;
  overflow: hidden;
}

.newsletter-submit-btn:hover {
  background: var(--gray-100);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.newsletter-privacy {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  opacity: 0.8;
}

.newsletter-benefits {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

@media (max-width: 640px) {
  .newsletter-benefits {
    grid-template-columns: 1fr;
  }
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.benefit-item i {
  color: var(--success-400);
}

/* ===== ENHANCED FOOTER STYLES ===== */
.site-footer {
  background: var(--gray-900);
  color: var(--gray-300);
}

.footer-container {
  position: relative;
}

.footer-newsletter-section {
  background: var(--gray-800);
  padding: var(--space-16) 0;
  border-bottom: 1px solid var(--gray-700);
}

.newsletter-wrapper {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (max-width: 1024px) {
  .newsletter-wrapper {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-8);
  }
}

.footer-newsletter-form {
  margin-bottom: var(--space-6);
}

.footer-newsletter-form .form-input-group {
  display: flex;
  gap: var(--space-4);
}

.footer-newsletter-form .input-wrapper {
  flex: 1;
  position: relative;
}

.footer-newsletter-form input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  padding-left: var(--space-10);
  border: 2px solid var(--gray-600);
  border-radius: var(--radius-lg);
  background: var(--gray-700);
  color: white;
  font-size: var(--text-base);
  transition: var(--transition-base);
}

.footer-newsletter-form input::placeholder {
  color: var(--gray-400);
}

.footer-newsletter-form input:focus {
  outline: none;
  border-color: var(--primary-500);
  background: var(--gray-600);
}

.newsletter-social-proof {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .newsletter-social-proof {
    flex-direction: column;
    gap: var(--space-4);
  }
}

.social-proof-avatars {
  display: flex;
  align-items: center;
}

.avatar-stack {
  display: flex;
  align-items: center;
}

.avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 2px solid var(--gray-800);
  margin-left: -8px;
}

.avatar:first-child {
  margin-left: 0;
}

.avatar.avatar-1 { background: linear-gradient(135deg, #ff6b6b, #ee5a24); }
.avatar.avatar-2 { background: linear-gradient(135deg, #4ecdc4, #44a08d); }
.avatar.avatar-3 { background: linear-gradient(135deg, #45b7d1, #96c93d); }
.avatar.avatar-4 { background: linear-gradient(135deg, #f9ca24, #f0932b); }

.avatar-count {
  background: var(--primary-600);
  color: white;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 700;
  margin-left: var(--space-2);
}

.social-proof-text {
  flex: 1;
}

.rating-stars {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
}

.rating-stars i {
  color: #fbbf24;
}

.rating-text {
  margin-left: var(--space-2);
  font-size: var(--text-sm);
  color: var(--gray-400);
}

.footer-main {
  padding: var(--space-16) 0;
}

.footer-content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
}

@media (max-width: 1024px) {
  .footer-content-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 640px) {
  .footer-content-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

.footer-brand-section {
  max-width: 400px;
}

.footer-logo img {
  height: 40px;
  width: auto;
  margin-bottom: var(--space-4);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.brand-icon {
  width: 40px;
  height: 40px;
  background: var(--primary-600);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--text-lg);
}

.footer-brand h3 {
  color: white;
  margin: 0;
  font-size: var(--text-xl);
  font-weight: 800;
}

.footer-description {
  color: var(--gray-400);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

.footer-achievements {
  display: flex;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

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

.achievement-number {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--primary-400);
  font-family: var(--font-secondary);
}

.achievement-label {
  font-size: var(--text-sm);
  color: var(--gray-500);
}

.footer-social-links {
  display: flex;
  gap: var(--space-3);
}

.social-link {
  width: 40px;
  height: 40px;
  background: var(--gray-800);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  text-decoration: none;
  transition: var(--transition-base);
}

.social-link:hover {
  background: var(--primary-600);
  color: white;
  transform: translateY(-2px);
}

.footer-section {
  position: relative;
}

.footer-section-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.footer-section-header h4 {
  color: white;
  margin: 0;
  font-size: var(--text-lg);
  font-weight: 700;
}

.footer-section-header .section-icon {
  width: 32px;
  height: 32px;
  background: var(--primary-600);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--text-sm);
}

.footer-category-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.category-link-item {
  margin-bottom: var(--space-4);
}

.category-link-item a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3);
  background: var(--gray-800);
  border-radius: var(--radius-lg);
  color: var(--gray-300);
  text-decoration: none;
  transition: var(--transition-base);
}

.category-link-item a:hover {
  background: var(--gray-700);
  color: white;
  text-decoration: none;
}

.category-link-content {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.category-link-content i {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
}

.category-link-item.medical-color i {
  background: var(--medical-500);
  color: white;
}

.category-link-item.online-color i {
  background: var(--online-500);
  color: white;
}

.category-link-item.professional-color i {
  background: var(--professional-500);
  color: white;
}

.category-link-item.usa-color i {
  background: var(--usa-500);
  color: white;
}

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

.category-name {
  font-weight: 600;
  font-size: var(--text-sm);
}

.category-count {
  font-size: var(--text-xs);
  color: var(--gray-500);
}

.category-arrow {
  color: var(--gray-500);
  transition: var(--transition-base);
}

.category-link-item a:hover .category-arrow {
  color: var(--primary-400);
  transform: translateX(4px);
}

.footer-links-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.links-column h4 {
  color: white;
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.links-column ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.links-column li {
  margin-bottom: var(--space-2);
}

.links-column a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--gray-400);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: var(--transition-base);
}

.links-column a:hover {
  color: var(--primary-400);
  text-decoration: none;
}

.footer-contact-info {
  margin-bottom: var(--space-8);
}

.contact-item {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.contact-icon {
  width: 40px;
  height: 40px;
  background: var(--primary-600);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.contact-details {
  flex: 1;
}

.contact-label {
  display: block;
  color: white;
  font-weight: 600;
  font-size: var(--text-sm);
  margin-bottom: var(--space-1);
}

.contact-details a {
  color: var(--primary-400);
  text-decoration: none;
  font-size: var(--text-sm);
}

.contact-details a:hover {
  color: var(--primary-300);
  text-decoration: underline;
}

.contact-note {
  display: block;
  color: var(--gray-500);
  font-size: var(--text-xs);
  margin-top: var(--space-1);
}

.footer-newsletter-mini {
  background: var(--gray-800);
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-6);
}

.footer-newsletter-mini h4 {
  color: white;
  margin-bottom: var(--space-2);
  font-size: var(--text-base);
}

.footer-newsletter-mini p {
  color: var(--gray-400);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.mini-newsletter-form {
  display: flex;
  gap: var(--space-2);
}

.mini-form-group {
  display: flex;
  flex: 1;
  background: var(--gray-700);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.mini-form-group input {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  border: none;
  background: transparent;
  color: white;
  font-size: var(--text-sm);
}

.mini-form-group input::placeholder {
  color: var(--gray-400);
}

.mini-form-group input:focus {
  outline: none;
}

.mini-form-group button {
  padding: var(--space-2) var(--space-3);
  background: var(--primary-600);
  border: none;
  color: white;
  cursor: pointer;
  transition: var(--transition-base);
}

.mini-form-group button:hover {
  background: var(--primary-700);
}

.footer-trust-badges {
  display: flex;
  gap: var(--space-4);
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--gray-500);
}

.trust-badge i {
  color: var(--success-500);
}

.footer-bottom {
  background: var(--gray-800);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--gray-700);
}

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

@media (max-width: 768px) {
  .footer-bottom-content {
    flex-direction: column;
    text-align: center;
  }
}

.footer-copyright {
  flex: 1;
}

.copyright-text p {
  margin: 0;
  color: var(--gray-400);
  font-size: var(--text-sm);
}

.footer-tagline {
  color: var(--gray-500);
  font-size: var(--text-xs);
  margin-top: var(--space-1);
}

.footer-legal-links {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.footer-legal-links a {
  color: var(--gray-400);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: var(--transition-base);
}

.footer-legal-links a:hover {
  color: var(--primary-400);
  text-decoration: underline;
}

.footer-back-to-top {
  display: flex;
  align-items: center;
}

.back-to-top-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--primary-600);
  color: white;
  border: none;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 600;
  transition: var(--transition-base);
}

.back-to-top-btn:hover {
  background: var(--primary-700);
  transform: translateY(-2px);
}

/* ===== ENHANCED SCROLL TO TOP BUTTON ===== */
.scroll-to-top-professional {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 60px;
  height: 60px;
  background: var(--primary-600);
  color: white;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition-base);
  z-index: var(--z-fixed);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}

.scroll-to-top-professional.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top-professional:hover {
  background: var(--primary-700);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.scroll-btn-content {
  position: relative;
  z-index: 2;
}

.scroll-progress-ring {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.progress-circle {
  transform: rotate(-90deg);
  transform-origin: center;
}

/* ===== ENHANCED READING PROGRESS ===== */
.reading-progress-professional {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gray-200);
  z-index: var(--z-fixed);
}

.reading-progress-bar-professional {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-500), var(--professional-500));
  width: 0%;
  transition: width 0.1s ease;
}

/* ===== ENHANCED UTILITY CLASSES ===== */
.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;
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* Enhanced Spacing Utilities */
.p-0 { padding: 0; }
.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }
.p-10 { padding: var(--space-10); }
.p-12 { padding: var(--space-12); }
.p-16 { padding: var(--space-16); }
.p-20 { padding: var(--space-20); }
.p-24 { padding: var(--space-24); }

.pt-0 { padding-top: 0; }
.pt-1 { padding-top: var(--space-1); }
.pt-2 { padding-top: var(--space-2); }
.pt-3 { padding-top: var(--space-3); }
.pt-4 { padding-top: var(--space-4); }
.pt-5 { padding-top: var(--space-5); }
.pt-6 { padding-top: var(--space-6); }
.pt-8 { padding-top: var(--space-8); }
.pt-10 { padding-top: var(--space-10); }
.pt-12 { padding-top: var(--space-12); }
.pt-16 { padding-top: var(--space-16); }
.pt-20 { padding-top: var(--space-20); }
.pt-24 { padding-top: var(--space-24); }

.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: var(--space-1); }
.pb-2 { padding-bottom: var(--space-2); }
.pb-3 { padding-bottom: var(--space-3); }
.pb-4 { padding-bottom: var(--space-4); }
.pb-5 { padding-bottom: var(--space-5); }
.pb-6 { padding-bottom: var(--space-6); }
.pb-8 { padding-bottom: var(--space-8); }
.pb-10 { padding-bottom: var(--space-10); }
.pb-12 { padding-bottom: var(--space-12); }
.pb-16 { padding-bottom: var(--space-16); }
.pb-20 { padding-bottom: var(--space-20); }
.pb-24 { padding-bottom: var(--space-24); }

.pl-0 { padding-left: 0; }
.pl-1 { padding-left: var(--space-1); }
.pl-2 { padding-left: var(--space-2); }
.pl-3 { padding-left: var(--space-3); }
.pl-4 { padding-left: var(--space-4); }
.pl-5 { padding-left: var(--space-5); }
.pl-6 { padding-left: var(--space-6); }
.pl-8 { padding-left: var(--space-8); }
.pl-10 { padding-left: var(--space-10); }
.pl-12 { padding-left: var(--space-12); }
.pl-16 { padding-left: var(--space-16); }
.pl-20 { padding-left: var(--space-20); }
.pl-24 { padding-left: var(--space-24); }

.pr-0 { padding-right: 0; }
.pr-1 { padding-right: var(--space-1); }
.pr-2 { padding-right: var(--space-2); }
.pr-3 { padding-right: var(--space-3); }
.pr-4 { padding-right: var(--space-4); }
.pr-5 { padding-right: var(--space-5); }
.pr-6 { padding-right: var(--space-6); }
.pr-8 { padding-right: var(--space-8); }
.pr-10 { padding-right: var(--space-10); }
.pr-12 { padding-right: var(--space-12); }
.pr-16 { padding-right: var(--space-16); }
.pr-20 { padding-right: var(--space-20); }
.pr-24 { padding-right: var(--space-24); }

.px-0 { padding-left: 0; padding-right: 0; }
.px-1 { padding-left: var(--space-1); padding-right: var(--space-1); }
.px-2 { padding-left: var(--space-2); padding-right: var(--space-2); }
.px-3 { padding-left: var(--space-3); padding-right: var(--space-3); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-5 { padding-left: var(--space-5); padding-right: var(--space-5); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }
.px-8 { padding-left: var(--space-8); padding-right: var(--space-8); }
.px-10 { padding-left: var(--space-10); padding-right: var(--space-10); }
.px-12 { padding-left: var(--space-12); padding-right: var(--space-12); }
.px-16 { padding-left: var(--space-16); padding-right: var(--space-16); }
.px-20 { padding-left: var(--space-20); padding-right: var(--space-20); }
.px-24 { padding-left: var(--space-24); padding-right: var(--space-24); }

.py-0 { padding-top: 0; padding-bottom: 0; }
.py-1 { padding-top: var(--space-1); padding-bottom: var(--space-1); }
.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-3 { padding-top: var(--space-3); padding-bottom: var(--space-3); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-5 { padding-top: var(--space-5); padding-bottom: var(--space-5); }
.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.py-10 { padding-top: var(--space-10); padding-bottom: var(--space-10); }
.py-12 { padding-top: var(--space-12); padding-bottom: var(--space-12); }
.py-16 { padding-top: var(--space-16); padding-bottom: var(--space-16); }
.py-20 { padding-top: var(--space-20); padding-bottom: var(--space-20); }
.py-24 { padding-top: var(--space-24); padding-bottom: var(--space-24); }

.m-0 { margin: 0; }
.m-1 { margin: var(--space-1); }
.m-2 { margin: var(--space-2); }
.m-3 { margin: var(--space-3); }
.m-4 { margin: var(--space-4); }
.m-5 { margin: var(--space-5); }
.m-6 { margin: var(--space-6); }
.m-8 { margin: var(--space-8); }
.m-10 { margin: var(--space-10); }
.m-12 { margin: var(--space-12); }
.m-16 { margin: var(--space-16); }
.m-20 { margin: var(--space-20); }
.m-24 { margin: var(--space-24); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-10 { margin-top: var(--space-10); }
.mt-12 { margin-top: var(--space-12); }
.mt-16 { margin-top: var(--space-16); }
.mt-20 { margin-top: var(--space-20); }
.mt-24 { margin-top: var(--space-24); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-10 { margin-bottom: var(--space-10); }
.mb-12 { margin-bottom: var(--space-12); }
.mb-16 { margin-bottom: var(--space-16); }
.mb-20 { margin-bottom: var(--space-20); }
.mb-24 { margin-bottom: var(--space-24); }

.ml-0 { margin-left: 0; }
.ml-1 { margin-left: var(--space-1); }
.ml-2 { margin-left: var(--space-2); }
.ml-3 { margin-left: var(--space-3); }
.ml-4 { margin-left: var(--space-4); }
.ml-5 { margin-left: var(--space-5); }
.ml-6 { margin-left: var(--space-6); }
.ml-8 { margin-left: var(--space-8); }
.ml-10 { margin-left: var(--space-10); }
.ml-12 { margin-left: var(--space-12); }
.ml-16 { margin-left: var(--space-16); }
.ml-20 { margin-left: var(--space-20); }
.ml-24 { margin-left: var(--space-24); }

.mr-0 { margin-right: 0; }
.mr-1 { margin-right: var(--space-1); }
.mr-2 { margin-right: var(--space-2); }
.mr-3 { margin-right: var(--space-3); }
.mr-4 { margin-right: var(--space-4); }
.mr-5 { margin-right: var(--space-5); }
.mr-6 { margin-right: var(--space-6); }
.mr-8 { margin-right: var(--space-8); }
.mr-10 { margin-right: var(--space-10); }
.mr-12 { margin-right: var(--space-12); }
.mr-16 { margin-right: var(--space-16); }
.mr-20 { margin-right: var(--space-20); }
.mr-24 { margin-right: var(--space-24); }

.mx-0 { margin-left: 0; margin-right: 0; }
.mx-1 { margin-left: var(--space-1); margin-right: var(--space-1); }
.mx-2 { margin-left: var(--space-2); margin-right: var(--space-2); }
.mx-3 { margin-left: var(--space-3); margin-right: var(--space-3); }
.mx-4 { margin-left: var(--space-4); margin-right: var(--space-4); }
.mx-5 { margin-left: var(--space-5); margin-right: var(--space-5); }
.mx-6 { margin-left: var(--space-6); margin-right: var(--space-6); }
.mx-8 { margin-left: var(--space-8); margin-right: var(--space-8); }
.mx-10 { margin-left: var(--space-10); margin-right: var(--space-10); }
.mx-12 { margin-left: var(--space-12); margin-right: var(--space-12); }
.mx-16 { margin-left: var(--space-16); margin-right: var(--space-16); }
.mx-20 { margin-left: var(--space-20); margin-right: var(--space-20); }
.mx-24 { margin-left: var(--space-24); margin-right: var(--space-24); }

.my-0 { margin-top: 0; margin-bottom: 0; }
.my-1 { margin-top: var(--space-1); margin-bottom: var(--space-1); }
.my-2 { margin-top: var(--space-2); margin-bottom: var(--space-2); }
.my-3 { margin-top: var(--space-3); margin-bottom: var(--space-3); }
.my-4 { margin-top: var(--space-4); margin-bottom: var(--space-4); }
.my-5 { margin-top: var(--space-5); margin-bottom: var(--space-5); }
.my-6 { margin-top: var(--space-6); margin-bottom: var(--space-6); }
.my-8 { margin-top: var(--space-8); margin-bottom: var(--space-8); }
.my-10 { margin-top: var(--space-10); margin-bottom: var(--space-10); }
.my-12 { margin-top: var(--space-12); margin-bottom: var(--space-12); }
.my-16 { margin-top: var(--space-16); margin-bottom: var(--space-16); }
.my-20 { margin-top: var(--space-20); margin-bottom: var(--space-20); }
.my-24 { margin-top: var(--space-24); margin-bottom: var(--space-24); }

/* Enhanced Display Utilities */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.inline-grid { display: inline-grid; }
.hidden { display: none; }

/* Enhanced Flexbox Utilities */
.flex-row { flex-direction: row; }
.flex-row-reverse { flex-direction: row-reverse; }
.flex-col { flex-direction: column; }
.flex-col-reverse { flex-direction: column-reverse; }
.flex-wrap { flex-wrap: wrap; }
.flex-wrap-reverse { flex-wrap: wrap-reverse; }
.flex-nowrap { flex-wrap: nowrap; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.items-center { align-items: center; }
.items-baseline { align-items: baseline; }
.items-stretch { align-items: stretch; }
.content-start { align-content: flex-start; }
.content-end { align-content: flex-end; }
.content-center { align-content: center; }
.content-between { align-content: space-between; }
.content-around { align-content: space-around; }
.content-stretch { align-content: stretch; }
.self-auto { align-self: auto; }
.self-start { align-self: flex-start; }
.self-end { align-self: flex-end; }
.self-center { align-self: center; }
.self-baseline { align-self: baseline; }
.self-stretch { align-self: stretch; }
.flex-1 { flex: 1; }
.flex-auto { flex: auto; }
.flex-none { flex: none; }
.flex-grow-0 { flex-grow: 0; }
.flex-grow { flex-grow: 1; }
.flex-shrink-0 { flex-shrink: 0; }
.flex-shrink { flex-shrink: 1; }
.order-1 { order: 1; }
.order-2 { order: 2; }
.order-3 { order: 3; }
.order-4 { order: 4; }
.order-5 { order: 5; }
.order-6 { order: 6; }
.order-7 { order: 7; }
.order-8 { order: 8; }
.order-9 { order: 9; }
.order-10 { order: 10; }
.order-11 { order: 11; }
.order-12 { order: 12; }
.order-first { order: -9999; }
.order-last { order: 9999; }
.order-none { order: 0; }

/* Enhanced Grid Utilities */
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.grid-cols-7 { grid-template-columns: repeat(7, minmax(0, 1fr)); }
.grid-cols-8 { grid-template-columns: repeat(8, minmax(0, 1fr)); }
.grid-cols-9 { grid-template-columns: repeat(9, minmax(0, 1fr)); }
.grid-cols-10 { grid-template-columns: repeat(10, minmax(0, 1fr)); }
.grid-cols-11 { grid-template-columns: repeat(11, minmax(0, 1fr)); }
.grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
.grid-cols-none { grid-template-columns: none; }
.grid-rows-1 { grid-template-rows: repeat(1, minmax(0, 1fr)); }
.grid-rows-2 { grid-template-rows: repeat(2, minmax(0, 1fr)); }
.grid-rows-3 { grid-template-rows: repeat(3, minmax(0, 1fr)); }
.grid-rows-4 { grid-template-rows: repeat(4, minmax(0, 1fr)); }
.grid-rows-5 { grid-template-rows: repeat(5, minmax(0, 1fr)); }
.grid-rows-6 { grid-template-rows: repeat(6, minmax(0, 1fr)); }
.grid-rows-none { grid-template-rows: none; }
.gap-0 { gap: 0; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.gap-10 { gap: var(--space-10); }
.gap-12 { gap: var(--space-12); }
.gap-16 { gap: var(--space-16); }
.gap-20 { gap: var(--space-20); }
.gap-24 { gap: var(--space-24); }
.gap-x-0 { column-gap: 0; }
.gap-x-1 { column-gap: var(--space-1); }
.gap-x-2 { column-gap: var(--space-2); }
.gap-x-3 { column-gap: var(--space-3); }
.gap-x-4 { column-gap: var(--space-4); }
.gap-x-5 { column-gap: var(--space-5); }
.gap-x-6 { column-gap: var(--space-6); }
.gap-x-8 { column-gap: var(--space-8); }
.gap-x-10 { column-gap: var(--space-10); }
.gap-x-12 { column-gap: var(--space-12); }
.gap-x-16 { column-gap: var(--space-16); }
.gap-x-20 { column-gap: var(--space-20); }
.gap-x-24 { column-gap: var(--space-24); }
.gap-y-0 { row-gap: 0; }
.gap-y-1 { row-gap: var(--space-1); }
.gap-y-2 { row-gap: var(--space-2); }
.gap-y-3 { row-gap: var(--space-3); }
.gap-y-4 { row-gap: var(--space-4); }
.gap-y-5 { row-gap: var(--space-5); }
.gap-y-6 { row-gap: var(--space-6); }
.gap-y-8 { row-gap: var(--space-8); }
.gap-y-10 { row-gap: var(--space-10); }
.gap-y-12 { row-gap: var(--space-12); }
.gap-y-16 { row-gap: var(--space-16); }
.gap-y-20 { row-gap: var(--space-20); }
.gap-y-24 { row-gap: var(--space-24); }

/* Enhanced Position Utilities */
.static { position: static; }
.fixed { position: fixed; }
.absolute { position: absolute; }
.relative { position: relative; }
.sticky { position: sticky; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.inset-x-0 { right: 0; left: 0; }
.inset-y-0 { top: 0; bottom: 0; }
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }
.z-auto { z-index: auto; }

/* Enhanced Visibility Utilities */
.visible { visibility: visible; }
.invisible { visibility: hidden; }

/* Enhanced Overflow Utilities */
.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }
.overflow-scroll { overflow: scroll; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-hidden { overflow-x: hidden; }
.overflow-y-hidden { overflow-y: hidden; }
.overflow-x-scroll { overflow-x: scroll; }
.overflow-y-scroll { overflow-y: scroll; }

/* Enhanced Width Utilities */
.w-0 { width: 0; }
.w-1 { width: 0.25rem; }
.w-2 { width: 0.5rem; }
.w-3 { width: 0.75rem; }
.w-4 { width: 1rem; }
.w-5 { width: 1.25rem; }
.w-6 { width: 1.5rem; }
.w-8 { width: 2rem; }
.w-10 { width: 2.5rem; }
.w-12 { width: 3rem; }
.w-16 { width: 4rem; }
.w-20 { width: 5rem; }
.w-24 { width: 6rem; }
.w-32 { width: 8rem; }
.w-40 { width: 10rem; }
.w-48 { width: 12rem; }
.w-56 { width: 14rem; }
.w-64 { width: 16rem; }
.w-auto { width: auto; }
.w-full { width: 100%; }
.w-screen { width: 100vw; }
.w-min { width: min-content; }
.w-max { width: max-content; }
.w-fit { width: fit-content; }

/* Enhanced Height Utilities */
.h-0 { height: 0; }
.h-1 { height: 0.25rem; }
.h-2 { height: 0.5rem; }
.h-3 { height: 0.75rem; }
.h-4 { height: 1rem; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-8 { height: 2rem; }
.h-10 { height: 2.5rem; }
.h-12 { height: 3rem; }
.h-16 { height: 4rem; }
.h-20 { height: 5rem; }
.h-24 { height: 6rem; }
.h-32 { height: 8rem; }
.h-40 { height: 10rem; }
.h-48 { height: 12rem; }
.h-56 { height: 14rem; }
.h-64 { height: 16rem; }
.h-auto { height: auto; }
.h-full { height: 100%; }
.h-screen { height: 100vh; }
.h-min { height: min-content; }
.h-max { height: max-content; }
.h-fit { height: fit-content; }

/* Enhanced Border Radius Utilities */
.rounded-none { border-radius: 0; }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded { border-radius: var(--radius-md); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-3xl { border-radius: var(--radius-3xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Enhanced Shadow Utilities */
.shadow-none { box-shadow: none; }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-2xl { box-shadow: var(--shadow-2xl); }
.shadow-inner { box-shadow: var(--shadow-inner); }
.shadow-colored { box-shadow: var(--shadow-colored); }

/* Enhanced Opacity Utilities */
.opacity-0 { opacity: 0; }
.opacity-5 { opacity: 0.05; }
.opacity-10 { opacity: 0.1; }
.opacity-20 { opacity: 0.2; }
.opacity-25 { opacity: 0.25; }
.opacity-30 { opacity: 0.3; }
.opacity-40 { opacity: 0.4; }
.opacity-50 { opacity: 0.5; }
.opacity-60 { opacity: 0.6; }
.opacity-70 { opacity: 0.7; }
.opacity-75 { opacity: 0.75; }
.opacity-80 { opacity: 0.8; }
.opacity-90 { opacity: 0.9; }
.opacity-95 { opacity: 0.95; }
.opacity-100 { opacity: 1; }

/* Enhanced Text Alignment Utilities */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }
.text-start { text-align: start; }
.text-end { text-align: end; }

/* Enhanced Text Transform Utilities */
.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }
.normal-case { text-transform: none; }

/* Enhanced Text Decoration Utilities */
.underline { text-decoration: underline; }
.line-through { text-decoration: line-through; }
.no-underline { text-decoration: none; }

/* Enhanced Font Weight Utilities */
.font-thin { font-weight: 100; }
.font-extralight { font-weight: 200; }
.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }
.font-black { font-weight: 900; }

/* Enhanced Color Utilities */
.text-current { color: currentColor; }
.text-inherit { color: inherit; }
.text-transparent { color: transparent; }
.text-black { color: var(--gray-900); }
.text-white { color: white; }
.text-gray-50 { color: var(--gray-50); }
.text-gray-100 { color: var(--gray-100); }
.text-gray-200 { color: var(--gray-200); }
.text-gray-300 { color: var(--gray-300); }
.text-gray-400 { color: var(--gray-400); }
.text-gray-500 { color: var(--gray-500); }
.text-gray-600 { color: var(--gray-600); }
.text-gray-700 { color: var(--gray-700); }
.text-gray-800 { color: var(--gray-800); }
.text-gray-900 { color: var(--gray-900); }
.text-primary-50 { color: var(--primary-50); }
.text-primary-100 { color: var(--primary-100); }
.text-primary-200 { color: var(--primary-200); }
.text-primary-300 { color: var(--primary-300); }
.text-primary-400 { color: var(--primary-400); }
.text-primary-500 { color: var(--primary-500); }
.text-primary-600 { color: var(--primary-600); }
.text-primary-700 { color: var(--primary-700); }
.text-primary-800 { color: var(--primary-800); }
.text-primary-900 { color: var(--primary-900); }
.bg-current { background-color: currentColor; }
.bg-inherit { background-color: inherit; }
.bg-transparent { background-color: transparent; }
.bg-black { background-color: var(--gray-900); }
.bg-white { background-color: white; }
.bg-gray-50 { background-color: var(--gray-50); }
.bg-gray-100 { background-color: var(--gray-100); }
.bg-gray-200 { background-color: var(--gray-200); }
.bg-gray-300 { background-color: var(--gray-300); }
.bg-gray-400 { background-color: var(--gray-400); }
.bg-gray-500 { background-color: var(--gray-500); }
.bg-gray-600 { background-color: var(--gray-600); }
.bg-gray-700 { background-color: var(--gray-700); }
.bg-gray-800 { background-color: var(--gray-800); }
.bg-gray-900 { background-color: var(--gray-900); }
.bg-primary-50 { background-color: var(--primary-50); }
.bg-primary-100 { background-color: var(--primary-100); }
.bg-primary-200 { background-color: var(--primary-200); }
.bg-primary-300 { background-color: var(--primary-300); }
.bg-primary-400 { background-color: var(--primary-400); }
.bg-primary-500 { background-color: var(--primary-500); }
.bg-primary-600 { background-color: var(--primary-600); }
.bg-primary-700 { background-color: var(--primary-700); }
.bg-primary-800 { background-color: var(--primary-800); }
.bg-primary-900 { background-color: var(--primary-900); }

/* Enhanced Background Utilities */
.bg-gradient-primary { background: var(--gradient-primary); }
.bg-gradient-secondary { background: var(--gradient-secondary); }
.bg-gradient-success { background: var(--gradient-success); }
.bg-gradient-warning { background: var(--gradient-warning); }
.bg-gradient-error { background: var(--gradient-error); }
.bg-gradient-info { background: var(--gradient-info); }
.bg-gradient-medical { background: var(--gradient-medical); }
.bg-gradient-online { background: var(--gradient-online); }
.bg-gradient-professional { background: var(--gradient-professional); }
.bg-gradient-usa { background: var(--gradient-usa); }

/* Enhanced Border Utilities */
.border-0 { border-width: 0; }
.border { border-width: 1px; }
.border-2 { border-width: 2px; }
.border-4 { border-width: 4px; }
.border-8 { border-width: 8px; }
.border-t-0 { border-top-width: 0; }
.border-r-0 { border-right-width: 0; }
.border-b-0 { border-bottom-width: 0; }
.border-l-0 { border-left-width: 0; }
.border-transparent { border-color: transparent; }
.border-current { border-color: currentColor; }
.border-black { border-color: var(--gray-900); }
.border-white { border-color: white; }
.border-gray-200 { border-color: var(--gray-200); }
.border-gray-300 { border-color: var(--gray-300); }
.border-gray-400 { border-color: var(--gray-400); }
.border-gray-500 { border-color: var(--gray-500); }
.border-gray-600 { border-color: var(--gray-600); }
.border-gray-700 { border-color: var(--gray-700); }
.border-gray-800 { border-color: var(--gray-800); }
.border-gray-900 { border-color: var(--gray-900); }
.border-primary-500 { border-color: var(--primary-500); }
.border-primary-600 { border-color: var(--primary-600); }
.border-primary-700 { border-color: var(--primary-700); }

/* Enhanced Cursor Utilities */
.cursor-auto { cursor: auto; }
.cursor-default { cursor: default; }
.cursor-pointer { cursor: pointer; }
.cursor-wait { cursor: wait; }
.cursor-text { cursor: text; }
.cursor-move { cursor: move; }
.cursor-help { cursor: help; }
.cursor-not-allowed { cursor: not-allowed; }

/* Enhanced User Select Utilities */
.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }
.select-auto { user-select: auto; }

/* Enhanced Pointer Events Utilities */
.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* ===== ENHANCED PAGE LAYOUT ===== */
/* Page Layout with Left Sidebar */
.page-layout-professional {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--space-12);
  padding: var(--space-16) 0;
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.page-main-content {
  background: white;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  padding: var(--space-10);
  overflow: hidden;
}

.page-sidebar {
  order: -1; /* Move sidebar to the left */
}

@media (max-width: 1024px) {
  .page-layout-professional {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    padding: var(--space-8) 0;
  }
  
  .page-sidebar {
    order: 1; /* Move sidebar below content on mobile */
  }
  
  .page-main-content {
    padding: var(--space-6);
  }
}

/* Enhanced Sidebar Styles */
.sidebar-section {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
  transition: var(--transition-base);
}

.sidebar-section:hover {
  box-shadow: var(--shadow-lg);
}

.sidebar-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--gray-900);
}

.sidebar-title i {
  width: 32px;
  height: 32px;
  background: var(--primary-100);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-600);
  font-size: var(--text-base);
}

/* Enhanced Table of Contents */
.toc-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.toc-content a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  color: var(--gray-700);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: var(--transition-base);
  position: relative;
}

.toc-content a:before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--primary-600);
  border-radius: var(--radius-sm);
  transform: scaleY(0);
  transition: transform var(--transition-base);
}

.toc-content a:hover {
  background: var(--primary-50);
  color: var(--primary-600);
}

.toc-content a:hover:before {
  transform: scaleY(1);
}

.toc-content a.active {
  background: var(--primary-50);
  color: var(--primary-600);
  font-weight: 600;
}

.toc-content a.active:before {
  transform: scaleY(1);
}

/* Enhanced Quick Links */
.quick-links-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.quick-links-list li a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  color: var(--gray-700);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: var(--transition-base);
  border: 1px solid transparent;
}

.quick-links-list li a:hover {
  background: var(--gray-100);
  color: var(--primary-600);
  border-color: var(--primary-200);
  transform: translateX(4px);
}

.quick-links-list li a i {
  color: var(--primary-600);
}

/* Enhanced Download Section */
.download-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.download-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  color: var(--gray-700);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: var(--transition-base);
  border: 1px solid var(--gray-200);
}

.download-item:hover {
  background: var(--gray-100);
  color: var(--primary-600);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-200);
}

.download-item i {
  width: 40px;
  height: 40px;
  background: white;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  color: var(--primary-600);
  box-shadow: var(--shadow-sm);
}

/* Enhanced Newsletter Section */
.newsletter-form p {
  color: var(--gray-600);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
  line-height: 1.5;
}

.newsletter-form form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.newsletter-form input {
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  color: var(--gray-800);
  background: white;
  transition: var(--transition-base);
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.newsletter-form button {
  padding: var(--space-3) var(--space-6);
  background: var(--primary-600);
  color: white;
  border: none;
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.newsletter-form button:hover {
  background: var(--primary-700);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Enhanced Floating Action Buttons */
.floating-actions-page {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  z-index: var(--z-fixed);
}

.floating-btn {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: white;
  color: var(--gray-600);
  border: none;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-base);
  font-size: var(--text-lg);
}

.floating-btn:hover {
  background: var(--primary-600);
  color: white;
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.floating-btn.active {
  background: var(--primary-600);
  color: white;
}

/* Enhanced Related Pages Section */
.related-pages-section {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--gray-200);
}

.section-header-related {
  margin-bottom: var(--space-8);
}

.related-pages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-6);
}

.related-page-card {
  background: white;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
  transition: var(--transition-base);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.related-page-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-300);
}

.related-page-thumbnail {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}

.related-page-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.related-page-card:hover .related-page-thumbnail img {
  transform: scale(1.05);
}

.related-page-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.related-page-card:hover .related-page-overlay {
  opacity: 1;
}

.overlay-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-600);
  font-size: var(--text-xl);
}

.related-page-content {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.related-page-category {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--primary-100);
  color: var(--primary-700);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.related-page-title {
  margin: 0 0 var(--space-3) 0;
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: 1.3;
}

.related-page-title a {
  color: var(--gray-900);
  text-decoration: none;
  transition: color var(--transition-base);
}

.related-page-title a:hover {
  color: var(--primary-600);
}

.related-page-meta {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  color: var(--gray-500);
}

.related-page-excerpt {
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: var(--space-6);
  flex: 1;
}

.related-page-footer {
  margin-top: auto;
}

.read-more-page {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--primary-600);
  font-weight: 600;
  font-size: var(--text-sm);
  text-decoration: none;
  transition: var(--transition-base);
}

.read-more-page:hover {
  color: var(--primary-700);
  text-decoration: none;
}

.read-more-page i {
  transition: transform var(--transition-base);
}

.read-more-page:hover i {
  transform: translateX(4px);
}

/* ===== ENHANCED RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
  .container {
    max-width: 100%;
    padding: 0 var(--space-4);
  }
  
  .page-layout-professional {
    grid-template-columns: 280px 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 1024px) {
  :root {
    --text-4xl: 2rem;
    --text-3xl: 1.75rem;
    --text-2xl: 1.5rem;
    --space-24: 4rem;
    --space-16: 3rem;
    --space-12: 2rem;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: var(--space-4);
  }
  
  .categories-grid-four {
    grid-template-columns: 1fr;
  }
  
  .latest-posts-grid-redesigned {
    grid-template-columns: 1fr;
  }
  
  .page-layout-professional {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .page-sidebar {
    order: 1;
  }
}

@media (max-width: 768px) {
  :root {
    --text-5xl: 2.5rem;
    --text-4xl: 2rem;
    --text-3xl: 1.5rem;
    --text-2xl: 1.25rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .footer-achievements {
    flex-direction: column;
    gap: var(--space-3);
  }
  
  .footer-social-links {
    justify-content: center;
  }
  
  .newsletter-content-wrapper {
    grid-template-columns: 1fr;
  }
  
  .form-input-group {
    flex-direction: column;
  }
  
  .newsletter-submit-btn {
    width: 100%;
    justify-content: center;
  }
  
  .newsletter-benefits {
    grid-template-columns: 1fr;
  }
  
  .floating-actions-page {
    bottom: var(--space-4);
    right: var(--space-4);
  }
  
  .floating-btn {
    width: 48px;
    height: 48px;
    font-size: var(--text-base);
  }
  
  .related-pages-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root {
    --text-5xl: 2rem;
    --text-4xl: 1.75rem;
    --text-3xl: 1.5rem;
    --text-2xl: 1.25rem;
  }
  
  .hero-title {
    font-size: var(--text-4xl);
  }
  
  .hero-stats {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 280px;
  }
  
  .page-main-content {
    padding: var(--space-4);
  }
  
  .sidebar-section {
    padding: var(--space-4);
  }
  
  .related-page-content {
    padding: var(--space-4);
  }
}

/* ===== ENHANCED ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .floating-element,
  .floating-card,
  .decoration-circle {
    animation: none !important;
  }
  
  .related-page-card,
  .floating-btn {
    transition: none !important;
  }
  
  .related-page-card:hover,
  .floating-btn:hover {
    transform: none !important;
  }
}

/* Enhanced Focus Styles */
:focus-visible {
  outline: 2px solid var(--primary-600);
  outline-offset: 2px;
}

/* Enhanced Skip Links */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary-600);
  color: white;
  padding: var(--space-2);
  text-decoration: none;
  border-radius: 0 0 var(--radius-md) 0;
  z-index: var(--z-modal);
}

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

/* ===== ENHANCED PRINT STYLES ===== */
@media print {
  .site-header,
  .site-footer,
  .floating-actions-page,
  .reading-progress-professional,
  .newsletter-section-redesigned,
  .page-sidebar,
  .related-pages-section,
  .page-footer-professional {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
  }
  
  .container {
    max-width: none !important;
    padding: 0 !important;
  }
  
  .page-main-content {
    box-shadow: none !important;
    border: 1px solid #ccc !important;
    border-radius: 0 !important;
  }
  
  .page-content-inner {
    color: black !important;
  }
  
  .page-content-inner h1,
  .page-content-inner h2,
  .page-content-inner h3,
  .page-content-inner h4,
  .page-content-inner h5,
  .page-content-inner h6 {
    color: black !important;
  }
  
  .page-content-inner a {
    color: #0000ee !important;
    text-decoration: underline !important;
  }
  
  .page-content-inner a::after {
    content: " (" attr(href) ")";
    font-size: 0.9em;
    font-weight: normal;
  }
  
  .page-featured-image-professional img {
    max-width: 100%;
    height: auto;
  }
}

/* ===== ENHANCED HIGH CONTRAST MODE ===== */
@media (prefers-contrast: high) {
  :root {
    --gray-50: #ffffff;
    --gray-100: #f5f5f5;
    --gray-900: #000000;
  }
  
  .site-header {
    border-bottom: 2px solid var(--gray-900);
  }
  
  .page-main-content,
  .sidebar-section,
  .related-page-card {
    border: 2px solid var(--gray-900);
  }
  
  .btn-primary,
  .newsletter-submit-btn {
    background: var(--gray-900);
    border: 2px solid var(--gray-900);
    color: white;
  }
  
  .btn-secondary,
  .btn-outline {
    border: 2px solid var(--gray-900);
    color: var(--gray-900);
  }
  
  .floating-btn {
    border: 2px solid var(--gray-900);
  }
}

/* ===== ENHANCED DARK MODE SUPPORT ===== */
@media (prefers-color-scheme: dark) {
  :root {
    --gray-50: #1f2937;
    --gray-100: #374151;
    --gray-200: #4b5563;
    --gray-300: #6b7280;
    --gray-400: #9ca3af;
    --gray-500: #d1d5db;
    --gray-600: #e5e7eb;
    --gray-700: #f3f4f6;
    --gray-800: #f9fafb;
    --gray-900: #ffffff;
  }
  
  body {
    background-color: var(--gray-900);
    color: var(--gray-100);
  }
  
  .site-header {
    background: rgba(31, 41, 55, 0.95);
    border-bottom: 1px solid var(--gray-700);
  }
  
  .page-main-content,
  .sidebar-section,
  .related-page-card {
    background: var(--gray-800);
    color: var(--gray-100);
    border-color: var(--gray-700);
  }
  
  .page-content-inner {
    color: var(--gray-200);
  }
  
  .page-content-inner h1,
  .page-content-inner h2,
  .page-content-inner h3,
  .page-content-inner h4,
  .page-content-inner h5,
  .page-content-inner h6 {
    color: var(--gray-50);
  }
  
  .page-content-inner a {
    color: var(--primary-400);
  }
  
  .page-content-inner a:hover {
    color: var(--primary-300);
  }
  
  .toc-content a {
    color: var(--gray-300);
  }
  
  .toc-content a:hover,
  .toc-content a.active {
    color: var(--primary-400);
    background: rgba(59, 130, 246, 0.1);
  }
  
  .quick-links-list li a {
    background: var(--gray-700);
    color: var(--gray-300);
    border-color: var(--gray-600);
  }
  
  .quick-links-list li a:hover {
    background: var(--gray-600);
    color: var(--primary-400);
    border-color: var(--primary-500);
  }
  
  .download-item {
    background: var(--gray-700);
    color: var(--gray-300);
    border-color: var(--gray-600);
  }
  
  .download-item:hover {
    background: var(--gray-600);
    color: var(--primary-400);
    border-color: var(--primary-500);
  }
  
  .newsletter-form input {
    background: var(--gray-700);
    color: var(--gray-100);
    border-color: var(--gray-600);
  }
  
  .newsletter-form input:focus {
    border-color: var(--primary-500);
  }
  
  .floating-btn {
    background: var(--gray-700);
    color: var(--gray-300);
  }
  
  .floating-btn:hover,
  .floating-btn.active {
    background: var(--primary-600);
    color: white;
  }
  
  .related-page-card {
    background: var(--gray-800);
    border-color: var(--gray-700);
  }
  
  .related-page-category {
    background: var(--gray-700);
    color: var(--primary-400);
  }
  
  .related-page-title a {
    color: var(--gray-100);
  }
  
  .related-page-title a:hover {
    color: var(--primary-400);
  }
  
  .related-page-excerpt {
    color: var(--gray-400);
  }
  
  .read-more-page {
    color: var(--primary-400);
  }
  
  .read-more-page:hover {
    color: var(--primary-300);
  }
}

/* ===== ENHANCED ANIMATIONS ===== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.animate-fade-in {
  animation: fadeIn 0.5s ease-out forwards;
}

.animate-slide-in-up {
  animation: slideInUp 0.5s ease-out forwards;
}

.animate-slide-in-down {
  animation: slideInDown 0.5s ease-out forwards;
}

.animate-slide-in-left {
  animation: slideInLeft 0.5s ease-out forwards;
}

.animate-slide-in-right {
  animation: slideInRight 0.5s ease-out forwards;
}

.animate-scale-in {
  animation: scaleIn 0.5s ease-out forwards;
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* Enhanced Animation Delays */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }

/* Enhanced Animation Durations */
.duration-100 { animation-duration: 100ms; }
.duration-200 { animation-duration: 200ms; }
.duration-300 { animation-duration: 300ms; }
.duration-500 { animation-duration: 500ms; }
.duration-700 { animation-duration: 700ms; }
.duration-1000 { animation-duration: 1000ms; }