/* Clean Corporate Czech Website - Custom Styles */

/* CSS Variables - Design System */
:root {
  /* Colors from user preferences */
  --color-primary: #111827;
  --color-secondary: #374151;
  --color-background: #ffffff;
  --color-footer-bg: #000000;
  --color-button: #2563eb;
  --color-section-light: #f9fafb;
  --color-section-white: #ffffff;
  
  /* Extended color palette */
  --color-text-primary: var(--color-primary);
  --color-text-secondary: var(--color-secondary);
  --color-text-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-border-light: #f3f4f6;
  --color-hover: #1e40af;
  --color-success: #059669;
  --color-warning: #d97706;
  --color-error: #dc2626;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-secondary: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing scale */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
  
  /* 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);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Source+Sans+Pro:wght@300;400;600;700&display=swap');

/* Reset and Base Styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography System */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

h2 {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
}

h4 {
  font-size: 1.25rem;
  font-weight: 500;
}

h5 {
  font-size: 1.125rem;
  font-weight: 500;
}

h6 {
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

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

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

/* Custom Container Override for Full Width */
.container {
  max-width: 100% !important;
  width: 100% !important;
  margin: 0;
  padding-left: 1rem;
  padding-right: 1rem;
}

@media (min-width: 640px) {
  .container {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

/* Section Background Patterns */
.section-bg-white {
  background-color: var(--color-section-white);
}

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

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

.section-bg-dark {
  background-color: var(--color-footer-bg);
  color: white;
}

/* Header Styles */
.header {
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border-light);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background-color: rgba(255, 255, 255, 0.95);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  max-width: 1200px;
  margin: 0 auto;
}

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

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

.header-nav a {
  color: var(--color-text-secondary);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

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

/* Mobile Navigation */
.mobile-menu-button {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-primary);
  cursor: pointer;
}

@media (max-width: 768px) {
  .header-nav {
    display: none;
  }
  
  .mobile-menu-button {
    display: block;
  }
  
  .mobile-nav-open .header-nav {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--spacing-sm);
    gap: var(--spacing-xs);
  }
}

/* Hero Section */
.hero {
  padding: var(--spacing-3xl) 0;
  text-align: center;
  background: linear-gradient(135deg, var(--color-section-white) 0%, var(--color-section-light) 100%);
}

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

.hero p {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 44px;
  line-height: 1;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

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

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

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

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

.btn-outline {
  background-color: transparent;
  color: var(--color-button);
  border: 1px solid var(--color-button);
}

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

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.875rem;
  min-height: 36px;
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
  min-height: 52px;
}

/* Card System */
.card {
  background-color: var(--color-background);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

.card-header {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border-light);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.card-subtitle {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

.card-body {
  margin-bottom: var(--spacing-md);
}

.card-footer {
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border-light);
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-cols-1 {
  grid-template-columns: 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);
}

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

@media (min-width: 769px) and (max-width: 1024px) {
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Form Styles */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

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

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-button);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-error {
  color: var(--color-error);
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

.form-success {
  color: var(--color-success);
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

/* Content Sections */
.content-section {
  padding: var(--spacing-2xl) 0;
}

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

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

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

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

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

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

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

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

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

/* Footer */
.footer {
  background-color: var(--color-footer-bg);
  color: white;
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

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

.footer-section h4 {
  color: white;
  margin-bottom: var(--spacing-md);
  font-size: 1.125rem;
}

.footer-section p,
.footer-section a {
  color: #d1d5db;
  margin-bottom: var(--spacing-xs);
}

.footer-section a:hover {
  color: white;
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: var(--spacing-md);
  text-align: center;
  color: #9ca3af;
  font-size: 0.875rem;
}

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

.fade-in {
  opacity: 0;
  animation: fadeIn 0.5s ease-in-out forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

.slide-down {
  transform: translateY(-10px);
  opacity: 0;
  animation: slideDown 0.3s ease-out forwards;
}

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

/* Focus States for Accessibility */
*:focus {
  outline: 2px solid var(--color-button);
  outline-offset: 2px;
}

.btn:focus,
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

/* Print Styles */
@media print {
  .header,
  .footer,
  .btn {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.4;
  }
  
  h1, h2, h3, h4, h5, h6 {
    page-break-after: avoid;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --color-border: #000000;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.3);
  }
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-section-light);
}

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

/* Selection */
::selection {
  background-color: var(--color-button);
  color: white;
}

::-moz-selection {
  background-color: var(--color-button);
  color: white;
}


/* 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;
    }
}