/* ==========================================================================
   EXODUS GROUP — feuille de style principale
   Système de tokens dérivé de la charte existante (notes, courriers, dossiers)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:opsz,wght@8..60,400;8..60,500;8..60,600;8..60,700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  /* Couleurs de marque */
  --navy: #1B2A4A;
  --navy-deep: #0F1930;
  --navy-soft: #2A3D63;
  --gold: #B08D3E;
  --gold-bright: #C7A559;
  --parchment: #F6F3EA;
  --paper: #FFFFFF;
  --hairline: #D8D4C8;
  --ink: #1A1A1A;
  --slate: #5B6478;
  --slate-soft: #8D95A8;

  /* Typographie */
  --font-display: 'Source Serif 4', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Échelle */
  --container: 1140px;
  --radius: 2px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--parchment);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4{
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 600;
}

h1{ font-size: clamp(2.1rem, 4vw, 3.2rem); font-weight: 700; }
h2{ font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
h3{ font-size: 1.25rem; }

p{ margin: 0 0 1.1em; }

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

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.eyebrow::before{
  content: "";
  width: 22px;
  height: 1px;
  background: var(--gold);
  display: inline-block;
}

.lede{
  font-size: 1.1rem;
  color: var(--slate);
  max-width: 620px;
}

/* ---------- Boutons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 13px 26px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .18s ease;
}

.btn-primary{
  background: var(--gold);
  color: var(--navy-deep);
  border-color: var(--gold);
}
.btn-primary:hover{ background: var(--gold-bright); border-color: var(--gold-bright); }

.btn-ghost{
  background: transparent;
  color: var(--paper);
  border-color: rgba(255,255,255,0.35);
}
.btn-ghost:hover{ border-color: var(--paper); }

.btn-outline{
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline:hover{ background: var(--navy); color: var(--paper); }

/* ---------- Diviseur signature ----------
   Reprend le repère graphique des documents Exodus Group :
   un filet or surmonté d'une languette marine centrée. */
.tab-divider{
  position: relative;
  height: 1px;
  background: var(--gold);
  margin: 0;
}
.tab-divider::after{
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -1px);
  width: 34px;
  height: 12px;
  background: var(--navy);
  clip-path: polygon(0 0, 100% 0, 50% 100%);
}

/* ---------- Navigation ---------- */
.site-header{
  background: var(--navy);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav-row{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 24px;
}
.brand{
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--paper);
}
.brand img{ width: 42px; height: 42px; }
.brand-name{
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--paper);
  letter-spacing: 0.02em;
  line-height: 1.1;
}
.brand-tagline{
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-top: 2px;
}

.nav-links{
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a{
  color: rgba(255,255,255,0.82);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}
.nav-links a:hover,
.nav-links a[aria-current="page"]{
  color: var(--paper);
  border-color: var(--gold);
}

.nav-toggle{
  display: none;
  background: none;
  border: 1px solid rgba(255,255,255,0.4);
  color: var(--paper);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

/* ---------- Hero ---------- */
.hero{
  background: var(--navy);
  color: var(--paper);
  padding: 84px 0 0;
  position: relative;
  overflow: hidden;
}
.hero::before{
  content: "";
  position: absolute;
  right: -140px;
  top: -140px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  border: 1px solid rgba(176,141,62,0.25);
}
.hero::after{
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  border: 1px solid rgba(176,141,62,0.18);
}
.hero-grid{
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 56px;
  align-items: end;
  padding-bottom: 64px;
  position: relative;
}
.hero p.lede{ color: rgba(255,255,255,0.72); }
.hero-cta{ display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }

/* Fiche façon "Destinataire / Émetteur / Objet" des notes Exodus Group */
.fiche{
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.14);
}
.fiche-row{
  display: grid;
  grid-template-columns: 130px 1fr;
  border-bottom: 1px solid rgba(255,255,255,0.14);
}
.fiche-row:last-child{ border-bottom: none; }
.fiche-row dt{
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  padding: 14px 16px;
  background: rgba(255,255,255,0.03);
  border-right: 1px solid rgba(255,255,255,0.14);
  margin: 0;
}
.fiche-row dd{
  padding: 14px 16px;
  margin: 0;
  font-size: 0.92rem;
  color: rgba(255,255,255,0.85);
}

.coord-strip{
  border-top: 1px solid rgba(255,255,255,0.14);
  padding: 16px 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--slate-soft);
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}
.coord-strip strong{ color: var(--gold); font-weight: 500; }

/* ---------- Sections génériques ---------- */
section{ padding: 88px 0; }
.section-parchment{ background: var(--parchment); }
.section-paper{ background: var(--paper); }
.section-navy{ background: var(--navy-deep); color: var(--paper); }
.section-navy h2{ color: var(--paper); }
.section-navy .lede{ color: rgba(255,255,255,0.68); }

.section-head{
  max-width: 680px;
  margin-bottom: 48px;
}

/* ---------- Grille de cartes ---------- */
.grid{
  display: grid;
  gap: 28px;
}
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-2{ grid-template-columns: repeat(2, 1fr); }

.card{
  background: var(--paper);
  border: 1px solid var(--hairline);
  padding: 32px 28px;
  height: 100%;
}
.card .eyebrow{ margin-bottom: 18px; }
.card p{ color: var(--slate); font-size: 0.96rem; margin-bottom: 0; }
.card h3{ margin-bottom: 12px; }

/* Fiche service (page Services) */
.service-fiche{
  border: 1px solid var(--hairline);
  background: var(--paper);
  margin-bottom: 22px;
}
.service-fiche-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  border-bottom: 1px solid var(--hairline);
  background: var(--parchment);
  flex-wrap: wrap;
  gap: 10px;
}
.service-fiche-head .eyebrow{ margin: 0; }
.service-fiche-body{ padding: 28px; }
.service-fiche-body ul{ margin: 18px 0 0; padding-left: 18px; color: var(--slate); }
.service-fiche-body li{ margin-bottom: 8px; }

/* ---------- Bandeau statut / actualité ---------- */
.status-tag{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 10px;
  border: 1px solid var(--gold);
  color: var(--gold);
}

.news-card{
  border: 1px solid var(--hairline);
  background: var(--paper);
  display: grid;
  grid-template-columns: 1fr 1.4fr;
}
.news-card-meta{
  background: var(--navy);
  color: var(--paper);
  padding: 40px 34px;
}
.news-card-meta .eyebrow{ color: var(--gold); }
.news-card-body{ padding: 40px 34px; }
.news-card-body h3{ font-size: 1.5rem; }

.stat-row{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255,255,255,0.16);
  border-bottom: 1px solid rgba(255,255,255,0.16);
}
.stat{
  padding: 28px 20px;
  border-right: 1px solid rgba(255,255,255,0.16);
}
.stat:last-child{ border-right: none; }
.stat b{
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--gold);
}
.stat span{
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--slate-soft);
}

/* ---------- Table type "fiche technique" (Actualités / Services) ---------- */
.data-table{
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--hairline);
  background: var(--paper);
}
.data-table th, .data-table td{
  border: 1px solid var(--hairline);
  padding: 12px 16px;
  text-align: left;
  font-size: 0.92rem;
}
.data-table th{
  background: var(--navy);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 500;
}
.data-table tr:nth-child(even) td{ background: var(--parchment); }

/* ---------- Formulaire de contact ---------- */
.form-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.field{ display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.field.full{ grid-column: 1 / -1; }
.field label{
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
}
.field input, .field select, .field textarea{
  font-family: var(--font-body);
  font-size: 0.96rem;
  padding: 12px 14px;
  border: 1px solid var(--hairline);
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--radius);
}
.field textarea{ resize: vertical; min-height: 130px; }
.field input:focus, .field select:focus, .field textarea:focus{
  outline: 2px solid var(--gold);
  outline-offset: 1px;
}

.contact-block{
  border: 1px solid var(--hairline);
  background: var(--paper);
  padding: 30px;
  margin-bottom: 20px;
}
.contact-block .eyebrow{ margin-bottom: 16px; }
.contact-block p{ margin-bottom: 6px; color: var(--slate); font-size: 0.94rem; }
.contact-block strong{ color: var(--ink); }

/* ---------- Footer ---------- */
.site-footer{ background: var(--navy-deep); color: rgba(255,255,255,0.75); }
.footer-top{
  border-bottom: 1px solid rgba(255,255,255,0.12);
  padding: 56px 0 40px;
}
.footer-grid{
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
}
.footer-grid h4{
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-grid ul{ list-style: none; margin: 0; padding: 0; }
.footer-grid li{ margin-bottom: 10px; font-size: 0.9rem; }
.footer-grid a{ color: rgba(255,255,255,0.75); }
.footer-grid a:hover{ color: var(--gold); }
.footer-brand{ display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-brand img{ width: 36px; height: 36px; }
.footer-brand span{ font-family: var(--font-display); color: var(--paper); font-size: 1.05rem; }

.footer-bottom{
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--slate-soft);
}

/* ---------- Photos & mise en mouvement ---------- */
.hero-photo-tile{
  position: relative;
  border: 1px solid rgba(176,141,62,0.4);
  overflow: hidden;
  margin-bottom: 18px;
  aspect-ratio: 4 / 3;
}
.hero-photo-tile img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroKenBurns 14s ease-in-out infinite alternate;
}
.hero-photo-tile .tile-caption{
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 10px 14px;
  background: linear-gradient(to top, rgba(15,25,48,0.85), transparent);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
}

@keyframes heroKenBurns{
  from{ transform: scale(1); }
  to{ transform: scale(1.08); }
}

.photo-band{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.photo-card{
  border: 1px solid var(--hairline);
  background: var(--paper);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.photo-card:hover{
  transform: translateY(-6px);
  box-shadow: 0 18px 34px rgba(15,25,48,0.14);
}
.photo-card .photo-wrap{
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.photo-card img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.photo-card:hover img{ transform: scale(1.06); }
.photo-card .photo-caption{
  padding: 16px 18px;
}
.photo-card .photo-caption .eyebrow{ margin-bottom: 6px; }
.photo-card .photo-caption p{ margin: 0; font-size: 0.88rem; color: var(--slate); }

.side-photo{
  border: 1px solid var(--hairline);
  overflow: hidden;
  max-width: 380px;
}
.side-photo img{ width: 100%; height: auto; display: block; }

/* Cartes et fiches : légère élévation au survol pour donner du mouvement */
.card, .service-fiche, .news-card{
  transition: transform .25s ease, box-shadow .25s ease;
}
.card:hover, .service-fiche:hover, .news-card:hover{
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(15,25,48,0.10);
}

/* Apparition au défilement (activée uniquement si JS présent, cf. main.js) */
html.has-js .reveal{
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s ease, transform .7s ease;
}
html.has-js .reveal.is-visible{
  opacity: 1;
  transform: none;
}
html.has-js .reveal-stagger.is-visible > *{
  transition-delay: calc(var(--stagger-index, 0) * 90ms);
}

@media (prefers-reduced-motion: reduce){
  .hero-photo-tile img{ animation: none; }
  .photo-card:hover img{ transform: none; }
}

@media (max-width: 880px){
  .photo-band{ grid-template-columns: 1fr; }
}

/* ---------- Responsive ---------- */
@media (max-width: 880px){
  .hero-grid{ grid-template-columns: 1fr; }
  .grid-3, .grid-2{ grid-template-columns: 1fr; }
  .news-card{ grid-template-columns: 1fr; }
  .stat-row{ grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2){ border-right: none; }
  .footer-grid{ grid-template-columns: 1fr; }
  .form-grid{ grid-template-columns: 1fr; }
  .nav-links{
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 28px 28px;
    display: none;
    gap: 16px;
  }
  .nav-links.open{ display: flex; }
  .nav-toggle{ display: inline-block; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ transition: none !important; animation: none !important; }
}