/* 
 * Styles Corporate Logica Corporation
 * Inspiré du thème Severance/Logic Division
 * Couleurs basées sur constants/SeveranceTheme.ts
 */

/* Variables CSS pour les couleurs corporate */
:root {
  /* Couleurs dominantes (60%) */
  --color-frost: #F0F6F7;
  --color-pearl: #E8E8E8;
  --color-cold-beige: #F8F8F6;
  
  /* Couleurs secondaires (30%) */
  --color-slate: #89AEC8;
  --color-corporate-green: #7B8B73;
  --color-steel: #8A8A8A;
  
  /* Couleurs d'accent (10%) */
  --color-alert: #C44536;
  --color-accent: #D4A653;
  --color-primary-blue: #4A7BA7;
  
  /* Couleurs fonctionnelles */
  --color-success: #7B8B73;
  --color-error: #C44536;
  --color-warning: #D4A653;
  --color-info: #89AEC8;
  
  /* Couleurs de texte */
  --color-text-primary: #2C3E50;
  --color-text-secondary: #5D6D7E;
  --color-text-muted: #85929E;
  --color-text-on-accent: #FFFFFF;
  
  /* Couleurs de surface */
  --color-surface-primary: #F7F9FA;
  --color-surface-elevated: #FFFFFF;
  --color-surface-card: #FAFAFA;
  --color-surface-overlay: rgba(0,0,0,0.05);
  
  /* Couleurs de bordure */
  --color-border-light: #E0E6ED;
  --color-border-medium: #D5DBDB;
  --color-border-dark: #AEB6BF;
  
  /* Espacement */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  
  /* Bordures */
  --border-radius-sm: 4px;
  --border-radius-md: 6px;
  --border-radius-lg: 8px;
  --border-radius-xl: 12px;
  
  /* Typographie */
  --font-family-primary: 'Inter', 'SF Pro Display', 'Roboto', system-ui, sans-serif;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Transitions */
  --transition-fast: 200ms ease-out;
  --transition-normal: 300ms ease-out;
  --transition-slow: 500ms ease-out;
}

/* Mode sombre */
@media (prefers-color-scheme: dark) {
  :root {
    --color-frost: #1a1a1a;
    --color-pearl: #2a2a2a;
    --color-cold-beige: #1e1e1e;
    --color-slate: #6a8ca8;
    --color-corporate-green: #5b6b53;
    --color-steel: #6a6a6a;
    --color-surface-primary: #121212;
    --color-surface-elevated: #1e1e1e;
    --color-surface-card: #252525;
    --color-text-primary: #e0e0e0;
    --color-text-secondary: #b0b0b0;
    --color-text-muted: #808080;
    --color-border-light: #333333;
    --color-border-medium: #404040;
    --color-border-dark: #505050;
  }
}

/* Reset et base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

/* Container principal */
.corporate-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header Corporate */
.corporate-header {
  background-color: var(--color-surface-elevated);
  border-bottom: 1px solid var(--color-border-light);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

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

.corporate-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  text-decoration: none;
}

.logo-icon {
  font-size: 2rem;
  color: var(--color-primary-blue);
}

.logo-text h1 {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-blue);
  margin: 0;
}

.corporate-subtitle {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

.corporate-nav {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-primary-blue);
  background-color: var(--color-surface-overlay);
}

/* Main Content */
.main-content {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  width: 100%;
}

/* Hero Section */
.hero-section {
  padding: var(--spacing-xxl) 0;
  text-align: center;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
}

.hero-description {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Cards Section */
.cards-section {
  padding: var(--spacing-xxl) 0;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.corporate-card {
  background-color: var(--color-surface-elevated);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xl);
  text-decoration: none;
  transition: all var(--transition-normal);
  display: block;
  box-shadow: 0 2px 4px rgba(0,0,0,0.04);
}

.corporate-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  border-color: var(--color-primary-blue);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

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

.card-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.card-meta {
  font-size: 0.875rem;
  color: var(--color-primary-blue);
  font-weight: var(--font-weight-medium);
}

/* App Info Section */
.app-info-section {
  padding: var(--spacing-xxl) 0;
  background-color: var(--color-surface-card);
  border-radius: var(--border-radius-xl);
  margin: var(--spacing-xxl) 0;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  padding: 0 var(--spacing-xl);
}

.info-item h4 {
  font-size: 0.875rem;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-xs);
}

.info-item p {
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

/* Contact Section */
.contact-section {
  padding: var(--spacing-xxl) 0;
  text-align: center;
}

.contact-content h3 {
  font-size: 1.75rem;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  max-width: 500px;
  margin: 0 auto;
}

.contact-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  background-color: var(--color-surface-elevated);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border-light);
}

.contact-label {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

.contact-value {
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary-blue);
}

/* Footer Corporate */
.corporate-footer {
  background-color: var(--color-surface-elevated);
  border-top: 1px solid var(--color-border-light);
  padding: var(--spacing-xxl) 0;
  margin-top: auto;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-logo {
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-blue);
}

.footer-corp {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-primary-blue);
}

.footer-meta p {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-xs);
}

/* Responsive Design */
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .corporate-nav {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .cards-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-item {
    flex-direction: column;
    gap: var(--spacing-xs);
    text-align: center;
  }
  
  .footer-content {
    text-align: center;
  }
}

/* Animations subtiles */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-section,
.cards-section,
.app-info-section,
.contact-section {
  animation: fadeInUp 0.6s ease-out;
}

/* Boutons corporate */
.btn-corporate {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-primary-blue);
  color: var(--color-text-on-accent);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
}

.btn-corporate:hover {
  background-color: var(--color-slate);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(74, 123, 167, 0.3);
}

.btn-corporate-secondary {
  background-color: var(--color-surface-elevated);
  color: var(--color-primary-blue);
  border: 1px solid var(--color-border-medium);
}

.btn-corporate-secondary:hover {
  background-color: var(--color-surface-overlay);
  border-color: var(--color-primary-blue);
}

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

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

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