:root {
  /* Construction Industry Professional Colors */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-500: #1e40af;
  --primary-600: #1d4ed8;
  --primary-700: #1e3a8a;
  
  --secondary-50: #f8fafc;
  --secondary-100: #f1f5f9;
  --secondary-500: #64748b;
  --secondary-600: #475569;
  --secondary-700: #334155;
  
  --neutral-50: #fafafa;
  --neutral-100: #f5f5f5;
  --neutral-200: #e5e5e5;
  --neutral-300: #d4d4d4;
  --neutral-400: #a3a3a3;
  --neutral-500: #737373;
  --neutral-600: #525252;
  --neutral-700: #404040;
  --neutral-800: #262626;
  --neutral-900: #171717;
  
  --success: #059669;
  --warning: #d97706;
  --error: #dc2626;
  
  /* Soft & Organic Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-secondary: 'Nunito', 'Inter', sans-serif;
  
  /* 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;
  --space-4xl: 6rem;
  
  /* Border Radius - Generous Soft Curves */
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  
  /* Shadows - Soft & Diffused */
  --shadow-sm: 0 2px 8px -2px rgba(30, 64, 175, 0.08);
  --shadow-md: 0 4px 16px -4px rgba(30, 64, 175, 0.12);
  --shadow-lg: 0 8px 32px -8px rgba(30, 64, 175, 0.16);
  --shadow-xl: 0 16px 48px -12px rgba(30, 64, 175, 0.20);
  --shadow-soft: 0 10px 30px -10px rgba(100, 116, 139, 0.25);
  
  /* Transitions */
  --transition-fast: 0.15s ease-out;
  --transition-normal: 0.3s ease-out;
  --transition-slow: 0.5s ease-out;
}

/* Global Reset & Base Styles */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.7;
  color: var(--neutral-700);
  background-color: var(--neutral-50);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography - Round & Friendly */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 600;
  line-height: 1.3;
  color: var(--neutral-800);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.025em;
}

h1 {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.05em;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: 2.5rem;
  color: var(--neutral-800);
}

h3 {
  font-size: 1.875rem;
}

h4 {
  font-size: 1.5rem;
}

h5 {
  font-size: 1.25rem;
}

h6 {
  font-size: 1.125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--secondary-500);
}

p {
  margin-bottom: var(--space-lg);
  color: var(--neutral-600);
  font-size: 1.1rem;
}

/* Links */
a {
  color: var(--primary-500);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* Sections */
.section {
  padding: var(--space-4xl) 0;
}

.section-alt {
  background-color: var(--neutral-100);
}

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

/* Buttons - Soft Organic Design */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-2xl);
  font-family: var(--font-secondary);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary-500), var(--secondary-600));
  color: white;
  box-shadow: var(--shadow-md);
}

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

.btn-outline {
  background: transparent;
  color: var(--primary-500);
  border: 2px solid var(--primary-500);
  box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
  background: var(--primary-500);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-large {
  padding: var(--space-lg) var(--space-3xl);
  font-size: 1.125rem;
  border-radius: var(--radius-xl);
}

.btn-small {
  padding: var(--space-sm) var(--space-lg);
  font-size: 0.875rem;
  border-radius: var(--radius-md);
}

/* Cards - Soft & Organic */
.card {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--neutral-200);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--primary-600), var(--primary-500));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

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

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

.card-feature {
  background: linear-gradient(135deg, var(--neutral-50), var(--neutral-100));
  border: none;
}

.card-service {
  text-align: center;
  padding: var(--space-3xl) var(--space-2xl);
}

.card-service .card-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-lg);
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
  box-shadow: var(--shadow-md);
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 600;
  color: var(--neutral-700);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  font-family: var(--font-primary);
  font-size: 1rem;
  color: var(--neutral-700);
  background: white;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

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

/* Header */
.header {
  background: white;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo {
  font-family: var(--font-secondary);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-500);
  text-decoration: none;
}

.nav {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-2xl);
}

.nav a {
  color: var(--neutral-700);
  font-weight: 500;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav a:hover,
.nav a.active {
  color: var(--primary-500);
  background: var(--primary-50);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--neutral-50) 0%, var(--neutral-100) 100%);
  padding: var(--space-4xl) 0;
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e2e8f0" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.3;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero h1 {
  margin-bottom: var(--space-lg);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero p {
  font-size: 1.25rem;
  color: var(--neutral-600);
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--space-2xl);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

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

.text-primary {
  color: var(--primary-500);
}

.text-secondary {
  color: var(--secondary-500);
}

.bg-primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
}

.bg-light {
  background-color: var(--neutral-50);
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }
.mb-6 { margin-bottom: var(--space-2xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mt-5 { margin-top: var(--space-xl); }
.mt-6 { margin-top: var(--space-2xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-xs); }
.p-2 { padding: var(--space-sm); }
.p-3 { padding: var(--space-md); }
.p-4 { padding: var(--space-lg); }
.p-5 { padding: var(--space-xl); }
.p-6 { padding: var(--space-2xl); }

/* Footer */
.footer {
  background: var(--neutral-800);
  color: var(--neutral-300);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer h4 {
  color: white;
  margin-bottom: var(--space-lg);
}

.footer a {
  color: var(--neutral-400);
  transition: color var(--transition-fast);
}

.footer a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid var(--neutral-700);
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  text-align: center;
  color: var(--neutral-500);
}

/* Alpine.js Transitions */
[x-cloak] {
  display: none !important;
}

.fade-enter-active,
.fade-leave-active {
  transition: opacity var(--transition-normal);
}

.fade-enter-from,
.fade-leave-to {
  opacity: 0;
}

.slide-down-enter-active,
.slide-down-leave-active {
  transition: all var(--transition-normal);
}

.slide-down-enter-from {
  opacity: 0;
  transform: translateY(-10px);
}

.slide-down-leave-to {
  opacity: 0;
  transform: translateY(-10px);
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  .section {
    padding: var(--space-2xl) 0;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .hero {
    padding: var(--space-2xl) 0;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1.125rem;
  }
  
  .nav {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .header-content {
    flex-direction: column;
    gap: var(--space-lg);
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .card {
    padding: var(--space-lg);
  }
}

@media (max-width: 480px) {
  :root {
    --space-4xl: 3rem;
    --space-3xl: 2.5rem;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .btn {
    padding: var(--space-sm) var(--space-lg);
  }
  
  .btn-large {
    padding: var(--space-md) var(--space-xl);
  }
}

/* Construction Industry Specific Styles */
.construction-icon {
  display: inline-block;
  width: 24px;
  height: 24px;
  background: var(--primary-500);
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19.428 15.428a2 2 0 00-1.022-.547l-2.387-.477a6 6 0 00-3.86.517l-.318.158a6 6 0 01-3.86.517L6.05 15.21a2 2 0 00-1.806.547M8 4h8l-1 1v5.172a2 2 0 00.586 1.414l5 5c1.26 1.26.367 3.414-1.415 3.414H4.828c-1.782 0-2.674-2.154-1.414-3.414l5-5A2 2 0 009 10.172V5L8 4z'/%3E%3C/svg%3E") no-repeat center;
}

.safety-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--success);
  color: white;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
}

.certificate-badge {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: white;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-xl);
  display: inline-block;
  font-weight: 600;
  box-shadow: var(--shadow-md);
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Focus styles for accessibility */
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

/* Loading states */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}


/* 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;
    }
}