/**
 * Enhanced CSS Framework for Kindergarten Directory
 * Based on Frontend Redesign Strategy
 * 
 * This file provides a comprehensive design system including:
 * - CSS custom properties (variables) for theming
 * - Typography scale system
 * - 8-point spacing grid
 * - Shadow and border radius scales
 * - Animation keyframes
 * - Component styles (cards, buttons, forms, navigation)
 * - Responsive breakpoint styles
 */

/* ============================================
   1. CSS CUSTOM PROPERTIES (VARIABLES)
   ============================================ */

:root {
  /* Primary Colors */
  --primary: #7fad39;
  --primary-dark: #6a9432;
  --primary-light: #9bc965;
  --primary-gradient: linear-gradient(135deg, #7fad39 0%, #6a9432 100%);
  
  /* Secondary/Accent Colors */
  --accent: #ff6b6b;
  --accent-hover: #ee5a5a;
  --warning: #ffc107;
  --info: #17a2b8;
  
  /* Neutral Colors */
  --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;
  
  /* Semantic Colors */
  --success: #10b981;
  --error: #ef4444;
  --info-blue: #3b82f6;
  --warning-amber: #f59e0b;
  
  /* Legacy Colors (for backward compatibility) */
  --secondary: #1c1c1c;
  --text-color: #6f6f6f;
  --light-bg: #f5f5f5;
  --border-color: #ebebeb;
  --white: #ffffff;
  
  /* Typography Scale */
  --text-xs: 0.75rem;    /* 12px */
  --text-sm: 0.875rem;   /* 14px */
  --text-base: 1rem;     /* 16px */
  --text-lg: 1.125rem;   /* 18px */
  --text-xl: 1.25rem;    /* 20px */
  --text-2xl: 1.5rem;    /* 24px */
  --text-3xl: 1.875rem;  /* 30px */
  --text-4xl: 2.25rem;   /* 36px */
  --text-5xl: 3rem;      /* 48px */
  --text-6xl: 4.375rem;  /* 70px */
  
  /* Font Weights */
  --font-light: 200;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-black: 900;
  
  /* Line Heights */
  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.75;
  
  /* 8-Point Grid Spacing System */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */
  
  /* Component Spacing */
  --section-padding: var(--space-20);  /* 80px */
  --card-padding: var(--space-6);     /* 24px */
  --input-padding: var(--space-4);    /* 16px */
  --button-padding: var(--space-3) var(--space-6); /* 12px 24px */
  
  /* Border Radius */
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 0.75rem;   /* 12px */
  --radius-xl: 1rem;      /* 16px */
  --radius-2xl: 1.5rem;   /* 24px */
  --radius-full: 9999px;  /* Pill/Full circle */
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  
  /* Transitions */
  --transition-fast: all 0.15s ease;
  --transition-normal: 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-smooth: 0.3s ease-in-out;
  
  /* Z-Index Scale */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
}

/* ============================================
   2. TYPOGRAPHY SYSTEM
   ============================================ */

html {
  font-size: 16px;
}

body {
  font-family: 'Cairo', sans-serif;
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--gray-800);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Headings */
h1, .h1 {
  font-size: var(--text-6xl);
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

h2, .h2 {
  font-size: var(--text-4xl);
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

h3, .h3 {
  font-size: var(--text-3xl);
  font-weight: var(--font-semibold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-3);
}

h4, .h4 {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-3);
}

h5, .h5 {
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-2);
}

h6, .h6 {
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-2);
}

/* Text Utilities */
.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); }

.font-light { font-weight: var(--font-light); }
.font-normal { font-weight: var(--font-normal); }
.font-medium { font-weight: var(--font-medium); }
.font-semibold { font-weight: var(--font-semibold); }
.font-bold { font-weight: var(--font-bold); }
.font-black { font-weight: var(--font-black); }

.leading-tight { line-height: var(--leading-tight); }
.leading-normal { line-height: var(--leading-normal); }
.leading-relaxed { line-height: var(--leading-relaxed); }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.text-warning { color: var(--warning); }
.text-info { color: var(--info-blue); }
.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); }

/* ============================================
   3. SPACING UTILITIES
   ============================================ */

/* Margin */
.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); }

.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); }

.mx-auto { margin-left: auto; margin-right: auto; }
.my-auto { margin-top: auto; margin-bottom: auto; }

/* Padding */
.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); }

.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); }

.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); }

.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); }

.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); }

.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); }

.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); }

/* ============================================
   4. DISPLAY UTILITIES
   ============================================ */

.d-none { display: none !important; }
.d-block { display: block; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }
.d-flex { display: flex; }
.d-inline-flex { display: inline-flex; }
.d-grid { display: grid; }

.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-nowrap { flex-wrap: nowrap; }
.flex-wrap-reverse { flex-wrap: wrap-reverse; }

.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; }

.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; }

.flex-1 { flex: 1 1 0%; }
.flex-auto { flex: 1 1 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; }

.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); }

/* ============================================
   5. ANIMATION KEYFRAMES
   ============================================ */

/* Fade In Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* Slide Up Animation */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-slide-up {
  animation: slideUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* Scale In Animation */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.animate-scale-in {
  animation: scaleIn 0.4s ease forwards;
}

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

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

/* Bounce Animation */
@keyframes bounce {
  0%, 100% {
    transform: translateY(-5%);
    animation-timing-function: cubic-bezier(0.8, 0, 1, 1);
  }
  50% {
    transform: translateY(0);
    animation-timing-function: cubic-bezier(0, 0, 0.2, 1);
  }
}

.animate-bounce {
  animation: bounce 1s infinite;
}

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

.animate-spin {
  animation: spin 1s linear infinite;
}

/* ============================================
   6. TRANSITION & HOVER EFFECTS
   ============================================ */

.transition-fast {
  transition: var(--transition-fast);
}

.transition-normal {
  transition: var(--transition-normal);
}

.transition-slow {
  transition: var(--transition-slow);
}

.transition-smooth {
  transition: var(--transition-smooth);
}

/* Hover Lift Effect */
.hover-lift {
  transition: var(--transition-normal);
}

.hover-lift:hover {
  transform: translateY(-8px);
}

/* Hover Shadow Enhancement */
.hover-shadow {
  transition: var(--transition-normal);
}

.hover-shadow:hover {
  box-shadow: var(--shadow-xl);
}

/* Hover Scale */
.hover-scale {
  transition: var(--transition-normal);
}

.hover-scale:hover {
  transform: scale(1.05);
}

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

/* ============================================
   7. BUTTON COMPONENTS
   ============================================ */

/* Base Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--button-padding);
  border-radius: var(--radius-md);
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition-normal);
  border: none;
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
}

.btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(127, 173, 57, 0.2);
}

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

/* Primary Button */
.btn-primary {
  background: var(--primary-gradient);
  color: white;
}

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

.btn-primary:active {
  transform: translateY(0);
}

/* Secondary Button */
.btn-secondary {
  background: white;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background: var(--primary);
  color: white;
}

/* Ghost Button */
.btn-ghost {
  background: transparent;
  color: var(--gray-600);
  border: 1px solid var(--gray-300);
}

.btn-ghost:hover {
  background: var(--gray-100);
  border-color: var(--gray-400);
}

/* Icon Button */
.btn-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: white;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  color: var(--gray-600);
  cursor: pointer;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-md);
  padding: 0;
}

.btn-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: inherit;
}

.btn-icon i {
  font-size: 1.4rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.btn-icon:hover {
  background: var(--primary);
  color: white;
  transform: scale(1.1);
}

.btn-icon:hover img {
  filter: brightness(0) invert(1);
}

/* Outline Button */
.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-lg);
  font-weight: var(--font-semibold);
  font-size: var(--text-base);
}

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

/* Button Sizes */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

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

.btn-block {
  width: 100%;
  justify-content: center;
}

/* ============================================
   8. FORM COMPONENTS
   ============================================ */

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: var(--font-medium);
  color: var(--gray-700);
  font-size: var(--text-sm);
}

.form-input,
.form-input-enhanced {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--gray-800);
  transition: var(--transition-normal);
  background: white;
}

.form-input:focus,
.form-input-enhanced:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(127, 173, 57, 0.1);
}

.form-input::placeholder,
.form-input-enhanced::placeholder {
  color: var(--gray-400);
}

.form-input.error,
.form-input-enhanced.error {
  border-color: var(--error);
}

.form-input.error:focus,
.form-input-enhanced.error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-input.success,
.form-input-enhanced.success {
  border-color: var(--success);
}

.form-input.success:focus,
.form-input-enhanced.success:focus {
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Search Input */
.search-input {
  display: flex;
  align-items: center;
  background: white;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-full);
  padding: var(--space-1);
  transition: var(--transition-normal);
}

.search-input:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(127, 173, 57, 0.1);
}

.search-input__icon {
  padding: var(--space-3);
  color: var(--gray-400);
}

.search-input__field {
  flex: 1;
  border: none;
  padding: var(--space-3);
  font-size: var(--text-base);
  background: transparent;
}

.search-input__field:focus {
  outline: none;
}

.search-input__button {
  background: var(--primary-gradient);
  color: white;
  border: none;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-weight: var(--font-semibold);
  cursor: pointer;
  transition: var(--transition-normal);
}

.search-input__button:hover {
  transform: scale(1.05);
}

/* ============================================
   9. CARD COMPONENTS
   ============================================ */

/* Service Card */
.service-card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: var(--transition-normal);
  position: relative;
}

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

.service-card__image {
  position: relative;
  height: 250px;
  overflow: hidden;
}

.service-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-card__image img {
  transform: scale(1.05);
}

.service-card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  background: var(--accent);
  color: white;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-weight: var(--font-bold);
  font-size: var(--text-sm);
  z-index: 10;
}

.service-card__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 5;
}

.service-card:hover .service-card__overlay {
  opacity: 1;
}

.service-card__content {
  padding: var(--space-5);
}

.service-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-3);
}

.service-card__title a {
  color: var(--gray-800);
  text-decoration: none;
  transition: color 0.2s ease;
}

.service-card__title a:hover {
  color: var(--primary);
}

.service-card__rating {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.service-card__rating .stars {
  color: #ffc107;
}

.service-card__rating .rating-count {
  color: var(--gray-500);
  font-size: var(--text-sm);
}

.service-card__price {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.service-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-4);
  border-top: 1px solid var(--gray-200);
}

.service-card__footer .location {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--gray-500);
  font-size: var(--text-sm);
}

/* ============================================
   10. RATING & PRICE COMPONENTS
   ============================================ */

/* Rating Stars */
.rating-stars {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  color: #ffc107;
}

.rating-stars .star {
  font-size: var(--text-base);
}

.rating-stars .star.empty {
  color: var(--gray-300);
}

.rating-stars .star.half {
  position: relative;
}

.rating-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  background: var(--gray-100);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--gray-700);
}

/* Price Display */
.price-tag {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-2);
}

.price-current {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--primary);
}

.price-original {
  font-size: var(--text-base);
  color: var(--gray-400);
  text-decoration: line-through;
}

.price-discounted {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--accent);
}

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

/* ============================================
   11. NAVIGATION COMPONENTS
   ============================================ */

/* Main Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  color: var(--gray-700);
  text-decoration: none;
  font-weight: var(--font-medium);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: var(--space-2) 0;
  position: relative;
  transition: color 0.3s ease;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}

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

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

/* Dropdown Menu */
.nav__dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  min-width: 200px;
  padding: var(--space-3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: var(--z-dropdown);
}

.nav__item:hover .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__dropdown__link {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--gray-700);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.nav__dropdown__link:hover {
  background: var(--gray-100);
  color: var(--primary);
}

/* ============================================
   12. EXPANDABLE SECTIONS
   ============================================ */

.expandable-section {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-6);
  overflow: hidden;
  border: 1px solid var(--gray-200);
}

.expandable-section__header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-5);
  background: linear-gradient(135deg, var(--gray-50) 0%, white 100%);
  border: none;
  cursor: pointer;
  transition: var(--transition-normal);
}

.expandable-section__header:hover {
  background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-50) 100%);
}

.expandable-section__title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--gray-800);
}

.expandable-section__title i {
  color: var(--primary);
  font-size: var(--text-xl);
}

.expandable-section__icon {
  color: var(--gray-400);
  font-size: var(--text-lg);
  transition: transform 0.3s ease;
}

.expandable-section__header[aria-expanded="true"] .expandable-section__icon {
  transform: rotate(180deg);
  color: var(--primary);
}

.expandable-section__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.expandable-section__content.expanded {
  max-height: 500px;
}

.expandable-section__list {
  list-style: none;
  padding: var(--space-4);
  margin: 0;
}

.expandable-section__list li {
  margin-bottom: var(--space-2);
}

.expandable-section__list a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  color: var(--gray-700);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.expandable-section__list a:hover {
  background: var(--primary-light);
  color: var(--primary-dark);
  transform: translateX(4px);
}

.expandable-section__list a i {
  color: var(--gray-400);
}

.expandable-section__list a:hover i {
  color: var(--primary);
}

/* ============================================
   12.5. RATING BUTTONS
   ============================================ */

.rating-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.rating-button {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  background-color: var(--white);
  color: var(--gray-700);
  cursor: pointer;
  transition: all 0.2s ease;
}

.rating-button:hover {
  border-color: var(--primary);
  background-color: var(--primary-light);
  color: var(--primary);
}

.rating-button.active {
  border-color: var(--primary);
  background-color: var(--primary);
  color: var(--white);
}

.rating-button i {
  color: var(--warning);
}

.rating-button.active i {
  color: var(--white);
}

.rating-button span {
  font-size: var(--text-sm);
  font-weight: 600;
}

/* ============================================
   13. CAROUSEL COMPONENTS
   ============================================ */

.carousel-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.carousel-item {
  flex-shrink: 0;
  width: 100%;
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.carousel-item.active {
  opacity: 1;
  transform: translateX(0);
}

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

.carousel-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  border: 2px solid var(--gray-200);
  background: white;
  color: var(--gray-600);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-normal);
}

.carousel-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
  transform: scale(1.1);
}

.carousel-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.carousel-indicators {
  display: flex;
  gap: var(--space-2);
}

.carousel-indicator {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  border: 2px solid var(--gray-300);
  background: transparent;
  cursor: pointer;
  transition: var(--transition-normal);
}

.carousel-indicator:hover {
  border-color: var(--primary);
}

.carousel-indicator.active {
  background: var(--primary);
  border-color: var(--primary);
  transform: scale(1.2);
}

/* Service Category Carousel */
.service-category {
  margin-bottom: var(--space-16);
}

.service-category__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 2px solid var(--gray-200);
}

.service-category__title {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--gray-800);
  margin: 0;
}

.service-category__title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--primary-gradient);
  margin-top: var(--space-2);
  border-radius: var(--radius-full);
}

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

.service-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.service-carousel__track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-carousel__page {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  width: 100%;
  flex-shrink: 0;
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.service-carousel__page.active {
  opacity: 1;
  transform: translateX(0);
}

.service-carousel__more {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  padding: var(--space-8);
}

/* ============================================
   14. HERO & SECTION STYLES
   ============================================ */

.hero-section {
  padding: var(--section-padding) 0;
  background: linear-gradient(135deg, var(--gray-50) 0%, white 100%);
  position: relative;
  overflow: hidden;
}

.hero-3d-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-3d-bg canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.hero-section .container {
  position: relative;
  z-index: 2;
}

.k3d-floatfield {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  perspective: 900px;
  transform-style: preserve-3d;
  opacity: 0.95;
}

.hero-section[data-hero-3d-active="true"] .k3d-floatfield {
  opacity: 0.28;
}

.k3d-item {
  --x: 50%;
  --y: 50%;
  --size: 72px;
  --dur: 11s;
  --delay: 0s;
  --hue: 35;
  --spin: 12deg;
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: var(--size);
  height: var(--size);
  transform-style: preserve-3d;
  transform: translate3d(-50%, -50%, 0) rotateX(56deg) rotateZ(45deg) rotateY(var(--spin));
  animation: k3d-float var(--dur) ease-in-out infinite;
  animation-delay: var(--delay);
  filter: drop-shadow(0 18px 24px rgba(15, 23, 42, 0.14));
  opacity: 0.92;
}

.k3d-item::before,
.k3d-item::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  transform-origin: center;
}

.k3d-item--cube {
  border-radius: 14px;
  background: linear-gradient(135deg, hsl(var(--hue) 85% 64%) 0%, hsl(var(--hue) 85% 54%) 100%);
}

.k3d-item--cube::before {
  transform: translate3d(10px, 10px, -22px);
  background: linear-gradient(135deg, hsl(var(--hue) 70% 42%) 0%, hsl(var(--hue) 70% 34%) 100%);
  opacity: 0.95;
  filter: blur(0.2px);
}

.k3d-item--cube::after {
  transform: translate3d(-8px, -8px, 24px);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.40) 0%, rgba(255, 255, 255, 0.12) 100%);
  mix-blend-mode: soft-light;
}

.k3d-item--abc {
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: calc(var(--size) * 0.34);
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 0 10px 24px rgba(15, 23, 42, 0.24);
  background: linear-gradient(135deg, hsl(var(--hue) 85% 58%) 0%, hsl(var(--hue) 85% 48%) 100%);
}

.k3d-item--abc::before {
  transform: translate3d(12px, 12px, -24px);
  background: linear-gradient(135deg, hsl(var(--hue) 65% 38%) 0%, hsl(var(--hue) 65% 30%) 100%);
  opacity: 0.9;
}

.k3d-item--balloon {
  border-radius: 999px;
  width: calc(var(--size) * 0.92);
  height: calc(var(--size) * 1.08);
  background: radial-gradient(circle at 28% 24%, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.25) 18%, transparent 38%),
              linear-gradient(135deg, hsl(var(--hue) 90% 64%) 0%, hsl(var(--hue) 90% 54%) 100%);
}

.k3d-item--balloon::before {
  transform: translate3d(10px, 10px, -18px) scale(0.98);
  border-radius: 999px;
  background: linear-gradient(135deg, hsl(var(--hue) 70% 42%) 0%, hsl(var(--hue) 70% 34%) 100%);
  opacity: 0.9;
}

.k3d-item--balloon::after {
  width: 10px;
  height: 34px;
  left: 50%;
  top: 86%;
  transform: translate3d(-50%, 0, 18px) rotateZ(-10deg);
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.55) 0%, rgba(15, 23, 42, 0.10) 100%);
}

.k3d-item--book {
  width: calc(var(--size) * 1.08);
  height: calc(var(--size) * 0.82);
  border-radius: 14px;
  background: linear-gradient(135deg, hsl(var(--hue) 70% 56%) 0%, hsl(var(--hue) 70% 46%) 100%);
}

.k3d-item--book::before {
  transform: translate3d(10px, 10px, -22px);
  border-radius: 14px;
  background: linear-gradient(135deg, hsl(var(--hue) 55% 40%) 0%, hsl(var(--hue) 55% 32%) 100%);
  opacity: 0.92;
}

.k3d-item--book::after {
  inset: 14% 10% 14% 10%;
  transform: translate3d(-6px, -6px, 22px);
  border-radius: 10px;
  background: repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.85) 0px, rgba(255, 255, 255, 0.85) 6px, rgba(255, 255, 255, 0.18) 6px, rgba(255, 255, 255, 0.18) 10px);
  opacity: 0.85;
}

.k3d-item--star {
  border-radius: 18px;
  background: linear-gradient(135deg, hsl(var(--hue) 95% 62%) 0%, hsl(var(--hue) 95% 52%) 100%);
  clip-path: polygon(50% 4%, 61% 36%, 96% 36%, 68% 56%, 78% 90%, 50% 70%, 22% 90%, 32% 56%, 4% 36%, 39% 36%);
}

.k3d-item--star::before {
  transform: translate3d(10px, 10px, -18px);
  background: linear-gradient(135deg, hsl(var(--hue) 70% 42%) 0%, hsl(var(--hue) 70% 34%) 100%);
  clip-path: inherit;
  opacity: 0.9;
}

.k3d-item--puzzle {
  border-radius: 18px;
  background: linear-gradient(135deg, hsl(var(--hue) 85% 62%) 0%, hsl(var(--hue) 85% 52%) 100%);
}

.k3d-item--puzzle::before {
  transform: translate3d(10px, 10px, -22px);
  border-radius: 18px;
  background: linear-gradient(135deg, hsl(var(--hue) 65% 40%) 0%, hsl(var(--hue) 65% 32%) 100%);
  opacity: 0.92;
}

.k3d-item--puzzle::after {
  inset: 14%;
  transform: translate3d(-8px, -8px, 22px);
  border-radius: 16px;
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0.12) 42%, transparent 62%),
              radial-gradient(circle at 76% 68%, rgba(255, 255, 255, 0.35) 0%, rgba(255, 255, 255, 0.10) 46%, transparent 68%);
  opacity: 0.9;
}

@keyframes k3d-float {
  0% {
    transform: translate3d(-50%, -50%, 0) rotateX(56deg) rotateZ(45deg) rotateY(var(--spin));
  }
  50% {
    transform: translate3d(-50%, calc(-50% - 14px), 32px) rotateX(58deg) rotateZ(calc(45deg + 10deg)) rotateY(calc(var(--spin) + 10deg));
  }
  100% {
    transform: translate3d(-50%, -50%, 0) rotateX(56deg) rotateZ(45deg) rotateY(var(--spin));
  }
}

@media (max-width: 767.98px) {
  .k3d-floatfield {
    opacity: 0.55;
  }
  .hero-section[data-hero-3d-active="true"] .k3d-floatfield {
    opacity: 0.22;
  }
  .k3d-item {
    --size: 54px;
    filter: drop-shadow(0 14px 18px rgba(15, 23, 42, 0.12));
  }
}

@media (prefers-reduced-motion: reduce) {
  .k3d-item {
    animation: none;
    transform: translate3d(-50%, -50%, 0) rotateX(56deg) rotateZ(45deg) rotateY(var(--spin));
  }
}

.hero-title {
  font-size: var(--text-6xl);
  font-weight: var(--font-bold);
  color: var(--gray-800);
  margin-bottom: var(--space-4);
  line-height: var(--leading-tight);
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--gray-600);
  margin-bottom: var(--space-6);
  line-height: var(--leading-relaxed);
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--gray-800);
  margin-bottom: var(--space-3);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--gray-600);
  margin-bottom: var(--space-6);
}

/* ============================================
   15. RESPONSIVE BREAKPOINTS
   ============================================ */

/* Extra Small Mobile (max-width: 479px) */
@media (max-width: 479px) {
  :root {
    --container-width: 100%;
    --font-scale: 0.875;
  }
  
  .hero-title {
    font-size: var(--text-4xl);
  }
  
  .hero-subtitle {
    font-size: var(--text-base);
  }
  
  .section-title {
    font-size: var(--text-2xl);
  }
  
  .service-card__image {
    height: 200px;
  }
  
  .service-card__content {
    padding: var(--space-4);
  }
}

/* Small Mobile (480px - 767px) */
@media (min-width: 480px) and (max-width: 767px) {
  :root {
    --container-width: 100%;
    --font-scale: 0.9;
  }
  
  .service-card {
    margin-bottom: var(--space-6);
  }
  
  /* Hide carousel controls on mobile */
  .carousel-controls {
    display: none;
  }
  
  .service-carousel__track {
    flex-direction: column;
  }
  
  .service-carousel__page {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    opacity: 1;
    transform: none;
  }
  
  .service-carousel__more {
    display: none;
  }
  
  .service-card {
    margin-bottom: var(--space-4);
  }
  
  /* Show first 5 services, then View More */
  .service-carousel__page .service-card:nth-child(n+6) {
    display: none;
  }
}

/* Tablet (768px - 991px) */
@media (min-width: 768px) and (max-width: 991px) {
  :root {
    --container-width: 720px;
    --font-scale: 0.95;
  }
  
  .service-card {
    margin-bottom: var(--space-6);
  }
  
  .service-carousel__page {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Mobile navigation: hide desktop nav */
  .nav {
    display: none;
  }
  
  .hamburger-menu {
    display: block;
  }
}

/* Desktop (992px - 1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
  :root {
    --container-width: 960px;
    --font-scale: 1;
  }
  
  .service-card {
    margin-bottom: var(--space-8);
  }
  
  .hamburger-menu {
    display: none;
  }
  
  .nav {
    display: flex;
  }
}

/* Large Desktop (1200px and above) */
@media (min-width: 1200px) {
  :root {
    --container-width: 1170px;
    --font-scale: 1;
  }
  
  .service-card {
    margin-bottom: var(--space-8);
  }
  
  .hamburger-menu {
    display: none;
  }
  
  .nav {
    display: flex;
  }
}

/* Mobile-specific styles */
@media (max-width: 991px) {
  /* Hide carousel controls */
  .carousel-controls {
    display: none;
  }
  
  /* Stack carousel pages vertically */
  .service-carousel__track {
    flex-direction: column;
  }
  
  .service-carousel__page {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    opacity: 1;
    transform: none;
  }
  
  .service-carousel__more {
    display: none;
  }
  
  .service-card {
    margin-bottom: var(--space-4);
  }
  
  /* Show first 5 services */
  .service-carousel__page .service-card:nth-child(n+6) {
    display: none;
  }
  
  /* Expandable sections collapsed by default on mobile */
  .expandable-section__content {
    max-height: 0;
  }
  
  .expandable-section__content.expanded {
    max-height: 500px;
  }
}

/* Desktop-specific styles */
@media (min-width: 992px) {
  /* Show carousel controls */
  .carousel-controls {
    display: flex;
  }
  
  /* Horizontal carousel */
  .service-carousel__track {
    flex-direction: row;
  }
  
  .service-carousel__page {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    width: 100%;
    flex-shrink: 0;
    opacity: 0;
    transform: translateX(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
  }
  
  .service-carousel__page.active {
    opacity: 1;
    transform: translateX(0);
  }
  
  .service-carousel__more {
    display: flex;
  }
  
  /* Expandable sections respect JavaScript toggle state on desktop */
  .expandable-section__content {
    max-height: 0;
  }
  
  .expandable-section__content.expanded {
    max-height: 500px;
  }
}

/* ============================================
   16. UTILITY CLASSES
   ============================================ */

/* Background Colors */
.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-primary { background-color: var(--primary); }
.bg-primary-light { background-color: var(--primary-light); }
.bg-accent { background-color: var(--accent); }
.bg-success { background-color: var(--success); }
.bg-error { background-color: var(--error); }
.bg-warning { background-color: var(--warning); }
.bg-info { background-color: var(--info-blue); }

/* Border Radius */
.rounded-sm { border-radius: var(--radius-sm); }
.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-full { border-radius: var(--radius-full); }

/* Shadows */
.shadow-sm { box-shadow: var(--shadow-sm); }
.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); }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-scroll { overflow: scroll; }

/* Width & Height */
.w-full { width: 100%; }
.h-full { height: 100%; }
.w-auto { width: auto; }
.h-auto { height: auto; }

/* Opacity */
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-100 { opacity: 1; }

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

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

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

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

/* Z-Index */
.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; }

/* ============================================
   17. ACCESSIBILITY
   ============================================ */

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

/* Skip Link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: white;
  padding: var(--space-2) var(--space-4);
  z-index: 100;
  transition: top 0.3s;
}

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

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

/* ============================================
   18. TABLE STYLES
   ============================================ */

.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-6);
}

.table thead {
  background: var(--gray-100);
}

.table th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-weight: var(--font-semibold);
  color: var(--gray-700);
  border-bottom: 2px solid var(--gray-200);
}

.table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--gray-200);
  color: var(--gray-800);
}

.table tbody tr:hover {
  background: var(--gray-50);
}

.table-striped tbody tr:nth-of-type(odd) {
  background: var(--gray-50);
}

.table-bordered {
  border: 1px solid var(--gray-200);
}

.table-bordered th,
.table-bordered td {
  border: 1px solid var(--gray-200);
}

/* Responsive Table */
@media (max-width: 767px) {
  .table-responsive {
    display: block;
  }
  
  .table {
    display: block;
  }
  
  .table thead,
  .table tbody,
  .table th,
  .table td,
  .table tr {
    display: block;
  }
  
  .table thead tr {
    position: absolute;
    top: -9999px;
    left: -9999px;
  }
  
  .table tr {
    margin-bottom: var(--space-4);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
  }
  
  .table td {
    border: none;
    border-bottom: 1px solid var(--gray-200);
    position: relative;
    padding-left: 50%;
  }
  
  .table td:before {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    width: 45%;
    padding-right: var(--space-2);
    white-space: nowrap;
    font-weight: var(--font-semibold);
    content: attr(data-label);
  }
}

/* Children Table Mobile Card Layout */
@media (max-width: 767px) {
  #childrenTable tr {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-4);
    border: 1px solid var(--gray-100);
  }
  
  #childrenTable td {
    padding-top: var(--space-3);
    padding-right: var(--space-3);
    padding-bottom: var(--space-3);
    padding-left: 50%;
    border-bottom: 1px solid var(--gray-100);
  }
  
  #childrenTable td:last-child {
    border-bottom: none;
  }
  
  #childrenTable td:first-child {
    padding-left: var(--space-3);
    padding-top: var(--space-4);
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--gray-800);
  }

  #childrenTable td:first-child:before {
    content: none;
  }
  
  #childrenTable td:nth-child(3),
  #childrenTable td:nth-child(5) {
    display: none;
  }
  
  #childrenTable td:last-child {
    padding-left: var(--space-3);
    padding-top: var(--space-4);
    padding-bottom: var(--space-2);
  }

  #childrenTable td:last-child:before {
    content: none;
  }
  
  #childrenTable .badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-3);
  }
  
  #childrenTable .small.text-muted {
    display: block;
    margin-top: var(--space-1);
    font-size: var(--text-sm);
  }
  
  #childrenTable .btn-group {
    width: 100%;
  }
  
  #childrenTable .btn-outline-secondary {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
  }
  
  #childrenTable .dropdown-menu {
    width: 100%;
    min-width: auto;
  }
  
  #childrenTable .dropdown-item {
    padding: var(--space-3);
  }
}

/* Enrollments Table Mobile Card Layout */
@media (max-width: 767px) {
  #parentEnrollments tbody tr {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-4);
    border: 1px solid var(--gray-100);
  }
  
  #parentEnrollments tbody td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--gray-100);
  }
  
  #parentEnrollments tbody td:before {
    content: none;
  }
  
  #parentEnrollments tbody td:last-child {
    border-bottom: none;
  }
  
  #parentEnrollments tbody td:first-child {
    padding-top: var(--space-4);
  }
  
  #parentEnrollments tbody td:nth-child(2) {
    display: none;
  }
  
  #parentEnrollments tbody td:last-child {
    padding-top: var(--space-4);
    padding-bottom: var(--space-2);
  }
  
  #parentEnrollments .img-thumbnail {
    width: 50px;
    height: 50px;
  }
  
  #parentEnrollments .d-flex.align-items-center {
    align-items: flex-start;
  }
  
  #parentEnrollments .d-flex.align-items-center > div {
    margin-left: var(--space-3);
  }
  
  #parentEnrollments .badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    margin-top: var(--space-2);
  }
  
  #parentEnrollments .text-muted.small {
    font-size: var(--text-sm);
  }
  
  #parentEnrollments .btn-group-vertical {
    display: flex;
    flex-direction: row;
    gap: var(--space-2);
    width: 100%;
  }
  
  #parentEnrollments .btn-group-vertical .btn {
    flex: 1;
  }
  
  #parentEnrollments .btn-group-vertical .mb-1 {
    margin-bottom: 0;
  }
  
  #parentEnrollments .card-header {
    padding: var(--space-3) var(--space-4);
  }
  
  #parentEnrollments .card-body {
    padding: 0;
  }
  
  #parentEnrollments .card-footer {
    padding: var(--space-3) var(--space-4);
  }
}

/* ============================================
   19. GRID UTILITIES
   ============================================ */

.grid {
  display: grid;
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
.grid-cols-12 { grid-template-columns: repeat(12, 1fr); }

.col-span-1 { grid-column: span 1 / span 1; }
.col-span-2 { grid-column: span 2 / span 2; }
.col-span-3 { grid-column: span 3 / span 3; }
.col-span-4 { grid-column: span 4 / span 4; }
.col-span-6 { grid-column: span 6 / span 6; }
.col-span-12 { grid-column: span 12 / span 12; }

/* ============================================
   20. BADGE & TAG COMPONENTS
   ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  min-height: 20px;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  border-radius: var(--radius-full);
  white-space: nowrap;
  box-sizing: border-box;
  line-height: 1;
}

.badge-primary {
  background: var(--primary);
  color: white;
}

.badge-secondary {
  background: var(--gray-600);
  color: white;
}

.badge-success {
  background: var(--success);
  color: white;
}

.badge-warning {
  background: var(--warning);
  color: var(--gray-900);
}

.badge-error {
  background: var(--error);
  color: white;
}

.badge-info {
  background: var(--info-blue);
  color: white;
}

.badge-outline {
  background: transparent;
  border: 1px solid var(--gray-300);
  color: var(--gray-700);
}

/* ============================================
   21. ALERT & NOTIFICATION COMPONENTS
   ============================================ */

.alert {
  padding: var(--space-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  border-left: 4px solid;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--success);
  color: var(--success);
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--error);
  color: var(--error);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: var(--warning);
  color: var(--warning-amber);
}

.alert-info {
  background: rgba(59, 130, 246, 0.1);
  border-color: var(--info-blue);
  color: var(--info-blue);
}

.alert__title {
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-2);
}

.alert__message {
  font-size: var(--text-sm);
}

/* ============================================
   22. DIVIDER & SEPARATOR COMPONENTS
   ============================================ */

.divider {
  height: 1px;
  background: var(--gray-200);
  margin: var(--space-6) 0;
}

.divider-vertical {
  width: 1px;
  height: 100%;
  background: var(--gray-200);
  margin: 0 var(--space-6);
}

.divider-dashed {
  border-style: dashed;
}

.divider-dotted {
  border-style: dotted;
}

/* ============================================
   23. END OF ENHANCED CSS FRAMEWORK
   ============================================ */