/* ================================================
   STYLES GLOBAUX - HARMONISÉS
   Palette: Bleu foncé principal, Orange secondaire,
   Gris clair fonds, Blanc cartes
   Police: Poppins (Google Fonts)
   ================================================ */

/* Import Google Fonts - Poppins */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

/* ===== VARIABLES CSS ===== */
:root {
  /* Couleurs principales */
  --color-primary: #1e3a8a;        /* Bleu foncé */
  --color-secondary: #f97316;      /* Orange */
  --color-light-bg: #f1f5f9;       /* Gris clair pour fonds */
  --color-white: #ffffff;          /* Blanc pour cartes */
  --color-text: #1e293b;           /* Texte principal */
  --color-text-muted: #64748b;     /* Texte secondaire */
  --color-border: #e2e8f0;         /* Bordures */
  
  /* Espacements */
  --spacing-xs: 0.5rem;   /* 8px */
  --spacing-sm: 1rem;     /* 16px */
  --spacing-md: 1.5rem;   /* 24px */
  --spacing-lg: 2rem;     /* 32px */
  --spacing-xl: 3rem;     /* 48px */
  
  /* Bordures arrondies */
  --radius-sm: 0.375rem;  /* 6px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 0.75rem;   /* 12px */
  
  /* Ombres */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

/* ===== RESET ET BASE ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--color-text);
  background-color: var(--color-light-bg);
  line-height: 1.6;
  min-height: 100vh;
}

/* ===== TYPOGRAPHIE ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
}

h1 { font-size: 2.5rem; }      /* 40px */
h2 { font-size: 2rem; }        /* 32px */
h3 { font-size: 1.5rem; }      /* 24px */
h4 { font-size: 1.25rem; }     /* 20px */
h5 { font-size: 1.125rem; }    /* 18px */
h6 { font-size: 1rem; }        /* 16px */

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--color-secondary);
}

/* ===== HEADER / NAVIGATION ===== */
header {
  background: linear-gradient(135deg, var(--color-primary) 0%, #2563eb 100%);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav {
  padding: var(--spacing-sm) var(--spacing-lg);
}

.nav-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
}

.nav-links {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
  align-items: center;
}

.nav-link {
  color: var(--color-white);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: background-color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
}

/* ===== CONTAINER & LAYOUT ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
}

/* ===== CARDS (PRODUITS, CATÉGORIES, BLOG) ===== */
.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

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

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-content {
  padding: var(--spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

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

.card-text {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: var(--spacing-sm);
  flex: 1;
}

.card-footer {
  margin-top: auto;
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
}

/* ===== GRILLE DE PRODUITS ===== */
.products-grid,
.categories-grid,
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

/* Responsive grids */
@media (max-width: 768px) {
  .products-grid,
  .categories-grid,
  .blog-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .products-grid,
  .categories-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== BOUTONS ===== */
.btn {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  font-family: 'Poppins', sans-serif;
  font-size: 0.9375rem;
  font-weight: 600;
  text-align: center;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

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

.btn-primary:hover {
  background-color: #1e40af;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--color-white);
}

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

.btn-secondary:hover {
  background-color: #ea580c;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--color-white);
}

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

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

/* ===== PRIX PRODUITS ===== */
.product-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin: var(--spacing-sm) 0;
}

.product-price-old {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
  margin-left: var(--spacing-xs);
}

/* ===== FORMULAIRES ===== */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="search"],
textarea,
select {
  width: 100%;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color 0.3s ease;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

/* ===== FOOTER ===== */
footer {
  background: linear-gradient(135deg, #0f172a 0%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: var(--spacing-xl) 0 var(--spacing-md);
  margin-top: var(--spacing-xl);
}

footer h3 {
  color: var(--color-white);
  font-size: 1.125rem;
  margin-bottom: var(--spacing-sm);
}

footer a {
  color: rgba(255, 255, 255, 0.8);
}

footer a:hover {
  color: var(--color-white);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

/* ===== BADGES & TAGS ===== */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.badge-new {
  background-color: #22c55e;
}

.badge-sale {
  background-color: #ef4444;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.25rem; }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .section {
    padding: var(--spacing-lg) 0;
  }
  
  .nav-links {
    flex-direction: column;
    gap: var(--spacing-xs);
  }
}

/* ===== UTILITAIRES ===== */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }