/* ======================================
   CLEAN CORPORATE CSS - MINIMAL VARIABLES
   ====================================== */

:root {
  /* User-defined color palette */
  --primary-color: #10B981;
  --secondary-color: #6B7280;
  --background-color: #FFFFFF;
  --footer-bg-color: #1F2937;
  --button-color: #10B981;
  
  /* Section backgrounds */
  --section-light: #F9FAFB;
  --section-white: #FFFFFF;
  --section-medium: #F3F4F6;
  
  /* Corporate color extensions */
  --primary-light: #D1FAE5;
  --primary-dark: #059669;
  --text-primary: #111827;
  --text-secondary: #6B7280;
  --text-muted: #9CA3AF;
  --border-light: #E5E7EB;
  --border-medium: #D1D5DB;
  
  /* Typography scale */
  --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --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;
  
  /* Spacing scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  
  /* Border radius */
  --radius-sm: 0.125rem;
  --radius-md: 0.25rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;
}

/* ======================================
   BASE STYLES
   ====================================== */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--text-primary);
  background-color: var(--background-color);
  font-size: var(--text-base);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ======================================
   TYPOGRAPHY
   ====================================== */

h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.025em;
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  max-width: 65ch;
}

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

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

/* ======================================
   LAYOUT COMPONENTS
   ====================================== */

.section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section:nth-child(even) {
  background-color: var(--section-light);
}

.section:nth-child(odd) {
  background-color: var(--section-white);
}

/* Alternate background pattern for visual interest */
.section.pattern-medium:nth-child(3n) {
  background-color: var(--section-medium);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  width: 100%;
}

.container-wide {
  max-width: 1400px;
}

.container-narrow {
  max-width: 800px;
}

/* ======================================
   CARD COMPONENTS
   ====================================== */

.card {
  background: var(--background-color);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card:hover {
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-featured {
  border: 2px solid var(--primary-color);
  position: relative;
}

.card-featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.card-elevated {
  box-shadow: var(--shadow-md);
  border: none;
}

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

/* ======================================
   BUTTON COMPONENTS
   ====================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  gap: var(--space-xs);
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.btn-secondary:hover {
  background-color: var(--section-light);
  border-color: var(--text-secondary);
  text-decoration: none;
}

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

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

.btn-sm {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--text-lg);
}

/* ======================================
   FORM COMPONENTS
   ====================================== */

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

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--background-color);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-checkbox,
.form-radio {
  width: 1rem;
  height: 1rem;
  color: var(--primary-color);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  margin-right: var(--space-xs);
}

/* ======================================
   NAVIGATION COMPONENTS
   ====================================== */

.nav {
  background-color: var(--background-color);
  border-bottom: 1px solid var(--border-light);
  padding: var(--space-lg) 0;
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.95);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-brand:hover {
  color: var(--primary-color);
  text-decoration: none;
}

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

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--primary-color);
  text-decoration: none;
}

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

/* ======================================
   HERO COMPONENTS
   ====================================== */

.hero {
  background: linear-gradient(135deg, var(--section-light) 0%, var(--section-medium) 100%);
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
  border-radius: 50%;
  opacity: 0.3;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: var(--text-5xl);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  margin-bottom: var(--space-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ======================================
   GRID COMPONENTS
   ====================================== */

.grid {
  display: grid;
  gap: var(--space-xl);
}

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

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-4,
  .grid-3,
  .grid-2 { grid-template-columns: 1fr; }
}

/* ======================================
   FOOTER COMPONENTS
   ====================================== */

.footer {
  background-color: var(--footer-bg-color);
  color: white;
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-section h3 {
  color: white;
  font-size: var(--text-lg);
  margin-bottom: var(--space-lg);
}

.footer-section p,
.footer-section a {
  color: #D1D5DB;
  margin-bottom: var(--space-sm);
}

.footer-section a:hover {
  color: var(--primary-light);
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: var(--space-xl);
  text-align: center;
  color: #9CA3AF;
}

/* ======================================
   UTILITY COMPONENTS
   ====================================== */

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

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

.bg-primary { background-color: var(--primary-color); }
.bg-light { background-color: var(--section-light); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }

.shadow { box-shadow: var(--shadow-md); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-lg { box-shadow: var(--shadow-lg); }

/* ======================================
   ANIMATIONS & INTERACTIONS
   ====================================== */

@keyframes fadeInUp {
  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);
  }
}

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease-out;
}

.animate-slideInLeft {
  animation: slideInLeft 0.5s ease-out;
}

/* ======================================
   RESPONSIVE DESIGN
   ====================================== */

@media (max-width: 1200px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  h1 { font-size: var(--text-3xl); }
  .hero-title { font-size: var(--text-4xl); }
}

@media (max-width: 768px) {
  .section {
    padding: var(--space-2xl) 0;
  }
  
  .container {
    padding: 0 var(--space-sm);
  }
  
  h1, .hero-title { font-size: var(--text-2xl); }
  h2 { font-size: var(--text-xl); }
  .hero-title { font-size: var(--text-3xl); }
  .hero-subtitle { font-size: var(--text-lg); }
  
  .btn {
    padding: var(--space-sm) var(--space-md);
  }
  
  .card {
    padding: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .nav-menu {
    gap: var(--space-md);
  }
  
  .hero {
    padding: var(--space-xl) 0;
  }
  
  .hero-title {
    font-size: var(--text-2xl);
  }
  
  .hero-subtitle {
    font-size: var(--text-base);
  }
}

/* ======================================
   ACCESSIBILITY & FOCUS STATES
   ====================================== */

*:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.btn:focus,
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

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

/* ======================================
   PRINT STYLES
   ====================================== */

@media print {
  .nav,
  .footer,
  .btn {
    display: none;
  }
  
  .section {
    padding: var(--space-md) 0;
  }
  
  .card {
    border: 1px solid #000;
    box-shadow: none;
    break-inside: avoid;
  }
}

/* ======================================
   CUSTOM COMPONENTS
   ====================================== */

/* Divider component */
.divider {
  width: 100%;
  height: 1px;
  background-color: var(--border-light);
  margin: var(--space-xl) 0;
}

.divider-vertical {
  width: 1px;
  height: 100%;
  background-color: var(--border-light);
  margin: 0 var(--space-lg);
}

/* Badge component */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-xs);
  font-weight: 500;
  border-radius: var(--radius-lg);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

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

.badge-secondary {
  background-color: var(--section-medium);
  color: var(--text-secondary);
}

/* Progress component */
.progress {
  width: 100%;
  height: 8px;
  background-color: var(--section-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background-color: var(--primary-color);
  transition: width var(--transition-normal);
}

/* Alert component */
.alert {
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  border: 1px solid transparent;
}

.alert-success {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
  color: var(--primary-dark);
}

.alert-warning {
  background-color: #FEF3C7;
  border-color: #F59E0B;
  color: #92400E;
}

.alert-error {
  background-color: #FEE2E2;
  border-color: #EF4444;
  color: #991B1B;
}

/* ======================================
   ENHANCED INTERACTIONS
   ====================================== */

/* Staggered animation for grid items */
.card:nth-child(1) { animation-delay: 0ms; }
.card:nth-child(2) { animation-delay: 100ms; }
.card:nth-child(3) { animation-delay: 200ms; }
.card:nth-child(4) { animation-delay: 300ms; }

/* Hover effects for interactive elements */
.card-interactive {
  cursor: pointer;
  transition: all var(--transition-normal);
}

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

/* Loading states */
.skeleton {
  background: linear-gradient(90deg, var(--section-light) 25%, var(--section-medium) 50%, var(--section-light) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}


/* Cookie Banner Additional Styles for Tailwind */
.cookie-banner-hover-effect:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

@media (prefers-reduced-motion: reduce) {
    .cookie-banner-hover-effect:hover {
        transform: none;
    }
}