/* ==========================================================================
   FOURS ABSOLU — FEUILLE DE STYLE PRINCIPALE
   Design System moderne, responsive et performant (sans dépendances)
   ========================================================================== */

:root {
  --color-primary: #E42322;
  --color-primary-hover: #c41c1b;
  --color-primary-light: #fbe9e9;
  --color-dark: #2C343F;
  --color-dark-alt: #1F252E;
  --color-dark-surface: #38424F;
  --color-text: #2D3748;
  --color-text-muted: #718096;
  --color-text-light: #FFFFFF;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F8FAFC;
  --color-border: #E2E8F0;
  --color-accent-cyan: #58C5C0;

  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.12);

  --container-width: 1140px;
  --transition: 0.25s ease-in-out;
}

/* ---------------- RESET & BASE ---------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---------------- TOPBAR ---------------- */
.topbar {
  background-color: var(--color-dark-alt);
  color: #A0AEC0;
  font-size: 0.85rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.topbar-tagline {
  font-weight: 500;
  color: #CBD5E0;
}

.topbar-contact a {
  color: #CBD5E0;
  margin-left: 1rem;
}

.topbar-contact a:hover {
  color: var(--color-text-light);
}

/* ---------------- HEADER & NAVIGATION ---------------- */
.site-header {
  background-color: #FFFFFF;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 0;
}

.site-logo {
  display: flex;
  align-items: center;
}

.site-logo img {
  max-height: 90px;
  width: auto;
}

/* Menu desktop */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.65rem 0.9rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-dark);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

/* Flèche sous-menu : générée par CSS pour être identique sur toutes les pages */
.nav-item:has(> .nav-dropdown) > .nav-link::after {
  content: "▾";
  font-size: 0.8em;
  margin-left: 0.15rem;
  line-height: 1;
}

.nav-link:hover,
.nav-item.active>.nav-link {
  color: var(--color-primary);
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 230px;
  background: #FFFFFF;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  border-top: 3px solid var(--color-primary);
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition);
  z-index: 100;
}

.nav-item:hover>.nav-dropdown,
.nav-item:focus-within>.nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown li a {
  display: block;
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-dark);
  transition: all var(--transition);
}

.nav-dropdown li a:hover {
  background-color: var(--color-bg-alt);
  color: var(--color-primary);
  padding-left: 1.5rem;
}

/* Mobile Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 3px;
  margin: 5px 0;
  background-color: var(--color-dark);
  transition: var(--transition);
}

/* ---------------- HERO / BANNER ---------------- */
.hero-banner {
  position: relative;
  background: linear-gradient(135deg, var(--color-dark-alt) 0%, var(--color-dark) 100%);
  color: #FFFFFF;
  padding: 3.5rem 0;
  overflow: hidden;
}

.hero-banner::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 45%;
  background-image: url('../images/slide-accueil/pain.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.45;
  mask-image: linear-gradient(to right, transparent, black);
  -webkit-mask-image: linear-gradient(to right, transparent, black);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
}

.hero-tag {
  display: inline-block;
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.hero-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: #FFFFFF;
}

.hero-desc {
  font-size: 1.1rem;
  color: #E2E8F0;
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.btn-cta {
  display: inline-block;
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-weight: 700;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 10px rgba(228, 35, 34, 0.3);
  transition: all var(--transition);
}

.btn-cta:hover {
  background-color: var(--color-primary-hover);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(228, 35, 34, 0.4);
}

/* ---------------- SECTION GAMMES / CARDS ---------------- */
.section-gammes {
  padding: 4rem 0;
  background-color: var(--color-bg-alt);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.grid-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.product-card {
  background: #FFFFFF;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: #CBD5E0;
}

.card-img-wrapper {
  width: 200px;
  height: 300px;
  margin: 1rem auto 0.5rem auto;
}

.card-img-wrapper img,
.card-img-wrapper .img-base {
  width: 200px;
  height: 300px;
  display: block;
}

.card-accent-line {
  height: 6px;
  background-color: var(--color-primary);
  width: 100%;
}

.card-body {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.card-title a {
  color: var(--color-dark);
}

.product-card:hover .card-title a {
  color: var(--color-primary);
}

.card-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.card-link {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.card-link:hover {
  text-decoration: underline;
}


/* ---------------- PAGES PRODUITS (FICHES & HUBS) ---------------- */
.page-hero {
  background-color: var(--color-dark);
  color: #FFFFFF;
  padding: 2.5rem 0;
  margin-bottom: 2.5rem;
}

.breadcrumb {
  font-size: 0.85rem;
  color: #A0AEC0;
  margin-bottom: 0.75rem;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.breadcrumb a {
  color: #CBD5E0;
}

.breadcrumb a:hover {
  color: #FFFFFF;
}

.page-hero h1 {
  font-size: 2rem;
  font-weight: 800;
  color: #FFFFFF;
}

/* Fiche Produit Layout */
.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
  align-items: start;
}

.product-detail-img {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
}

.highlight-box {
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
  line-height: 1.5;
}

.highlight-box strong {
  font-weight: 700;
}

.feature-list {
  margin: 1.5rem 0;
}

.feature-list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.98rem;
  color: var(--color-text);
}

.feature-list li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* Tableau technique */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 2rem 0;
}

.table-tech {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  background: #FFFFFF;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.table-tech th,
.table-tech td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  text-align: left;
}

.table-tech th {
  background-color: var(--color-dark);
  color: #FFFFFF;
  font-weight: 600;
}

.table-tech tr:nth-child(even) {
  background-color: var(--color-bg-alt);
}

/* ---------------- PAGES HUB (grilles de catégories) ---------------- */
.hub-intro {
  font-size: 1.08rem;
  color: var(--color-text-muted);
  max-width: 720px;
  margin-bottom: 2.5rem;
  line-height: 1.65;
}

.hub-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
  margin-bottom: 3rem;
}

.hub-grid--2col {
  grid-template-columns: repeat(2, 1fr);
  max-width: 680px;
}

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

.hub-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.hub-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: #CBD5E0;
  color: inherit;
}

.hub-card__img {
  background-color: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1rem;
  min-height: 200px;
}

.hub-card__img img {
  max-height: 180px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition);
}

.hub-card:hover .hub-card__img img {
  transform: scale(1.04);
}

.hub-card__accent {
  height: 5px;
  background-color: var(--color-primary);
}

.hub-card__body {
  padding: 1.25rem 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.hub-card__title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

.hub-card__desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  flex-grow: 1;
  margin-bottom: 0.9rem;
}

.hub-card__link {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* ---------------- CTA SECTION (bas de page produit) ---------------- */
.cta-section {
  background: linear-gradient(135deg, var(--color-dark-alt) 0%, var(--color-dark) 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  margin: 3rem 0;
}

.cta-section h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 0.75rem;
}

.cta-section p {
  color: #CBD5E0;
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

.btn-cta--outline {
  display: inline-block;
  border: 2px solid #FFFFFF;
  color: #FFFFFF;
  font-weight: 700;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  margin: 0 0.5rem;
}

.btn-cta--outline:hover {
  background: #FFFFFF;
  color: var(--color-dark);
}

/* Slogan produit */
.product-slogan {
  background: var(--color-primary);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
}

/* Sous-titres produit (ex: FOUR ST / FOUR SK) */
.product-subtitle {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--color-primary-light);
}

/* Bloc important (gris clair) */
.info-box {
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
  font-size: 0.95rem;
  color: var(--color-text);
  font-weight: 600;
}

/* Image produit responsive */
.product-detail-img img {
  width: 100%;
  height: auto;
  object-fit: contain;
  max-height: 460px;
}

/* ---------------- FOOTER ---------------- */
.site-footer {
  background-color: var(--color-dark-alt);
  color: #A0AEC0;
  font-size: 0.88rem;
  padding: 2.5rem 0 1.5rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom a {
  color: #CBD5E0;
}

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

/* ---------------- RESPONSIVE MEDIA QUERIES ---------------- */
@media (max-width: 992px) {
  .grid-cards {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .hub-grid--2col {
    grid-template-columns: repeat(2, 1fr);
    max-width: 100%;
  }

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

  .product-detail-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero-banner::after {
    display: none;
  }

  .cta-section {
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #FFFFFF;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    box-shadow: var(--shadow-lg);
    display: none;
  }

  .nav-menu.is-active {
    display: flex;
  }

  .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border-top: none;
    border-left: 2px solid var(--color-primary);
    padding-left: 1rem;
    margin-top: 0.25rem;
    background: var(--color-bg-alt);
  }

  .grid-cards {
    grid-template-columns: 1fr;
  }

  .hub-grid,
  .hub-grid--2col,
  .hub-grid--3col {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .cta-section {
    padding: 1.75rem 1rem;
  }

  .btn-cta--outline {
    display: block;
    margin: 0.5rem auto;
    max-width: 260px;
    text-align: center;
  }

  .product-slogan {
    font-size: 0.95rem;
  }
}

/* =====================================================================
   PAGE DE CONTACT (COORDONNÉES & EMAIL ERGONOMIQUE)
   ===================================================================== */
.contact-page {
  padding-top: 3.5rem;
  padding-bottom: 5rem;
  max-width: 820px;
}

.contact-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  padding: 3.5rem 3rem;
  text-align: center;
}

.contact-card__title {
  font-size: 2rem;
  color: var(--color-dark);
  margin-bottom: 0.75rem;
  font-weight: 700;
}

.contact-card__lead {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 620px;
  margin: 0 auto 2.5rem;
  line-height: 1.65;
}

.contact-details-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: var(--color-bg-alt);
  padding: 1.5rem 1.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  text-align: left;
  transition: transform var(--transition), box-shadow var(--transition);
}

.contact-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.contact-item__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-item__content {
  display: flex;
  flex-direction: column;
}

.contact-item__label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.contact-item__val {
  font-size: 1.25rem;
  color: var(--color-dark);
  font-weight: 700;
  text-decoration: none;
}

.contact-item__val--link {
  color: var(--color-dark);
  transition: color var(--transition);
}

.contact-item__val--link:hover {
  color: var(--color-primary);
}

.contact-divider {
  border: none;
  height: 1px;
  background: var(--color-border);
  margin: 2.75rem 0;
}

.contact-email-section {
  max-width: 620px;
  margin: 0 auto;
}

.contact-email-section h3 {
  font-size: 1.45rem;
  color: var(--color-dark);
  margin-bottom: 1rem;
  font-weight: 700;
}

.contact-email-section p {
  font-size: 1.05rem;
  color: var(--color-text);
  line-height: 1.75;
  margin-bottom: 2.25rem;
}

.btn-email-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  background: linear-gradient(135deg, var(--color-primary), #d01e1d);
  color: #ffffff !important;
  padding: 1.1rem 2.5rem;
  font-size: 1.15rem;
  font-weight: 700;
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 5px 18px rgba(228, 35, 34, 0.35);
  transition: all var(--transition);
}

.btn-email-cta:hover {
  background: linear-gradient(135deg, #c41c1b, #a81716);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(228, 35, 34, 0.45);
}

@media (max-width: 640px) {
  .contact-card {
    padding: 2.25rem 1.25rem;
  }
  .contact-details-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .btn-email-cta {
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1.05rem;
  }
}