/* ============================================
   GLOBAL.CSS — SECK PHOTOGRAPHIE
   Styles globaux et composants — Mobile-first
   ============================================ */

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  color: var(--color-text-dark);
  background-color: var(--color-cream);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }

/* Focus visible — accessibilité obligatoire */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

/* ---- Typographie ---- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: var(--lh-tight);
  font-weight: 600;
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p { max-width: 65ch; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}
/* eyebrow sur fond clair : doré foncé (gros texte majuscule = contraste suffisant) */
.eyebrow { color: var(--color-gold-deep); }
/* eyebrow sur fond sombre */
.on-dark .eyebrow { color: var(--color-gold); }

/* ---- Container ---- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

/* ---- Sections utilitaires fond sombre/clair ---- */
.on-dark { background-color: var(--color-black); color: var(--color-text-light); }
.on-dark p, .on-dark li { color: var(--color-text-muted-light); }
.on-light { background-color: var(--color-cream); color: var(--color-text-dark); }

section { padding-block: var(--space-2xl); }

/* ---- Boutons (Kit Luxe : ghost buttons) ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.9rem 2rem;
  font-size: var(--fs-small);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-gold);
  color: var(--color-black);
}
.btn-primary:hover { background-color: var(--color-gold-light); }

.btn-ghost-dark {
  border: 1.5px solid var(--color-gold);
  color: var(--color-text-light);
  background: transparent;
}
.btn-ghost-dark:hover { background-color: var(--color-gold); color: var(--color-black); }

.btn-ghost-light {
  border: 1.5px solid var(--color-black);
  color: var(--color-text-dark);
  background: transparent;
}
.btn-ghost-light:hover { background-color: var(--color-black); color: var(--color-cream); }

/* ---- Header / Navigation ---- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem var(--container-padding);
  background-color: rgba(20, 20, 20, 0.92);
  backdrop-filter: blur(6px);
  transition: var(--transition-fast);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--color-cream);
  letter-spacing: 0.05em;
}
.logo span { color: var(--color-gold); }

/* Nav desktop cachée par défaut sur mobile, menu hamburger visible — bascule en responsive.css */
.nav-menu {
  display: flex;
  gap: var(--space-lg);
}
.nav-menu a {
  color: var(--color-text-light);
  font-size: var(--fs-small);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  position: relative;
  padding-block: 0.25rem;
}
.nav-menu a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background-color: var(--color-gold);
  transition: var(--transition-fast);
}
.nav-menu a:hover::after,
.nav-menu a[aria-current="page"]::after { width: 100%; }
.nav-menu a[aria-current="page"] { color: var(--color-gold); }

.nav-toggle {
  display: none;
  color: var(--color-cream);
  font-size: 1.5rem;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-text-light);
  background-size: cover;
  background-position: center;
  isolation: isolate;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20,20,20,0.55) 0%, rgba(20,20,20,0.75) 100%);
  z-index: -1;
}
.hero-content { max-width: 720px; padding-inline: var(--space-sm); }
.hero-content h1 { color: var(--color-white); margin-bottom: var(--space-md); }
.hero-content p {
  color: var(--color-cream);
  font-size: 1.1rem;
  margin-inline: auto;
  margin-bottom: var(--space-lg);
}
.hero-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: center;
}

/* Variante hero réduite — pages intérieures (portfolio, about, contact) */
.hero-page {
  min-height: 46svh;
}
.hero-page .hero-content h1 { margin-bottom: var(--space-sm); }

/* Images de fond hero par page — jamais en inline style (Charte 2.9 / audit zéro style inline) */
.hero--index {
  background-image: url('https://images.unsplash.com/photo-1606217239582-d9f72323bcd7?fm=jpg&q=80&w=1920&auto=format&fit=crop');
}
.hero--portfolio {
  background-image: url('https://images.unsplash.com/photo-1719499683843-721331f2495f?fm=jpg&q=80&w=1920&auto=format&fit=crop');
}
.hero--about {
  background-image: url('https://images.unsplash.com/photo-1551963319-13ff32a5acd1?fm=jpg&q=80&w=1920&auto=format&fit=crop');
}
.hero--contact {
  background-image: url('https://images.unsplash.com/photo-1483042673779-b26883c2100f?fm=jpg&q=80&w=1920&auto=format&fit=crop');
}

/* Utilitaire d'espacement additionnel */
.mt-lg { margin-top: var(--space-lg); }

/* Conteneur carte Google Maps */
.map-embed {
  margin-top: var(--space-lg);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.map-embed iframe {
  border: 0;
  display: block;
}

/* ---- Stats (réassurance) ---- */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  text-align: center;
}
.stat-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--color-gold);
  display: block;
}
.stat-label {
  font-size: var(--fs-small);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted-light);
}

/* ---- Cards ---- */
.card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

/* ---- Galerie ---- */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}
.filter-btn {
  padding: 0.5rem 1.1rem;
  font-size: var(--fs-small);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid var(--color-black);
  border-radius: var(--radius-sm);
  color: var(--color-text-dark);
  transition: var(--transition-fast);
}
.filter-btn.active,
.filter-btn:hover {
  background-color: var(--color-black);
  color: var(--color-cream);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}
.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  aspect-ratio: 4 / 5;
}
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}
.gallery-item:hover img { transform: scale(1.05); }
.gallery-empty {
  text-align: center;
  padding: var(--space-xl) var(--space-sm);
  color: var(--color-text-muted-dark);
}

/* ---- Formulaires ---- */
.form-group { margin-bottom: var(--space-md); }
.form-group label {
  display: block;
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: 0.03em;
  margin-bottom: 0.4rem;
  color: var(--color-text-dark);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  background-color: var(--color-white);
  color: var(--color-text-dark);
  font-family: var(--font-body);
  font-size: var(--fs-body);
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-gold-deep);
}

/* ---- WhatsApp flottant ---- */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: var(--z-whatsapp);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: #25D366;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-fast);
}
.whatsapp-float:hover { transform: scale(1.08); }

/* ---- Footer ---- */
.site-footer {
  background-color: var(--color-black);
  color: var(--color-text-muted-light);
  padding-block: var(--space-xl) var(--space-lg);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}
.footer-brand { font-family: var(--font-display); font-size: 1.3rem; color: var(--color-cream); }
.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--fs-small);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}
.footer-col a, .footer-col p {
  display: block;
  font-size: var(--fs-small);
  color: var(--color-text-muted-light);
  margin-bottom: 0.6rem;
}
.footer-col a:hover { color: var(--color-gold); }
.footer-bottom {
  border-top: 1px solid var(--color-border-dark);
  padding-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  font-size: var(--fs-small);
  color: var(--color-text-muted-light);
}
.footer-legal { display: flex; gap: var(--space-md); flex-wrap: wrap; }

/* ---- Page légale (politique / CGU) ---- */
.legal-content { padding-block: var(--space-2xl); max-width: 75ch; margin-inline: auto; }
.legal-content h2 { margin-top: var(--space-lg); margin-bottom: var(--space-sm); }
.legal-content p, .legal-content li { margin-bottom: var(--space-sm); color: var(--color-text-muted-dark); }
.legal-content ul { padding-left: var(--space-md); list-style: disc; }

/* ---- Utilitaires ---- */
.text-center { text-align: center; }
.mb-lg { margin-bottom: var(--space-lg); }
.section-header { max-width: 640px; margin-bottom: var(--space-xl); }
.section-header.text-center { margin-inline: auto; }