/* ============ Design tokens ============ */
:root{
  --deep:        #1E3A5C;   /* bleu profond — titres, menu, accent principal */
  --deep-dark:   #142944;
  --green-soft:  #E4E9DD;   /* vert sauge clair — encadrés */
  --green-line:  #A9B79C;   /* vert sauge — traits, accents secondaires */
  --sage:        #7C8F6E;   /* vert sauge — texte sur fond clair */
  --beige:       #EFE7D8;   /* fonds secondaires */
  --offwhite:    #FAF8F4;   /* blanc cassé — grandes zones */
  --gray-light:  #F1F0EC;   /* gris très clair — alternance de fonds */
  --inst-blue:   #1E3A5C;   /* boutons, repères (identique au bleu profond) */
  --ink:         #202422;
  --ink-soft:    #5B615A;
  --line:        rgba(30,58,92,0.12);

  --serif: 'Fraunces', serif;
  --sans: 'Work Sans', sans-serif;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background: var(--offwhite);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.65;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3,h4{ font-family: var(--serif); font-weight:500; margin:0 0 0.45em; color: var(--deep); }
p{ margin:0 0 1em; }
.container{ max-width: 1120px; margin:0 auto; padding: 0 6vw; }

/* ============ Header / menu ============ */
header.site-header{
  position: sticky; top:0; z-index: 100;
  background: rgba(250,248,243,0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.nav-row{
  display:flex; align-items:center; justify-content:space-between;
  padding: 18px 6vw;
  max-width: 1120px; margin:0 auto;
}
.brand{
  font-family: var(--serif); font-size:1.15rem; color: var(--deep); letter-spacing:0.02em;
}
.brand span{ color: var(--inst-blue); }
nav.main-nav{ display:flex; gap: 30px; align-items:center; }
nav.main-nav a{
  font-size:0.92rem; color: var(--ink-soft); position:relative; padding: 4px 0;
  transition: color .2s ease;
}
nav.main-nav a:hover, nav.main-nav a.current{ color: var(--deep); }
nav.main-nav a.current::after{
  content:""; position:absolute; left:0; right:0; bottom:-4px; height:2px; background: var(--inst-blue);
}
.btn-cv{
  background: var(--deep); color: var(--offwhite) !important;
  padding: 10px 20px; border-radius: 2px; font-size: 0.85rem; letter-spacing:0.02em;
  transition: background .2s ease;
}
.btn-cv:hover{ background: var(--deep-dark); }
.lang-switch{
  border:1px solid var(--line); border-radius:2px; padding:6px 11px !important;
  font-size:0.78rem; letter-spacing:0.03em; color:var(--ink-soft) !important;
}
.lang-switch:hover{ border-color: var(--deep); color: var(--deep) !important; }
.nav-toggle{ display:none; background:none; border:none; font-size:1.4rem; color:var(--deep); cursor:pointer; }

@media (max-width: 860px){
  nav.main-nav{
    position:absolute; top:100%; left:0; right:0;
    background: var(--offwhite);
    flex-direction:column; align-items:flex-start;
    padding: 20px 6vw; gap:16px;
    border-bottom:1px solid var(--line);
    display:none;
  }
  nav.main-nav.open{ display:flex; }
  .nav-toggle{ display:block; }
}

/* ============ Buttons ============ */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding: 13px 26px; font-size:0.9rem; letter-spacing:0.02em;
  border-radius:2px; border:1px solid var(--deep);
  transition: all .22s ease;
}
.btn-primary{ background: var(--inst-blue); color:#fff; border-color: var(--inst-blue); }
.btn-primary:hover{ background: var(--deep); border-color: var(--deep); }
.btn-outline{ background:transparent; color:var(--deep); }
.btn-outline:hover{ background: var(--deep); color:#fff; }
.btn-row{ display:flex; gap:16px; flex-wrap:wrap; margin-top: 30px; }

/* ============ Hero ============ */
.hero{
  padding: 90px 0 70px;
  display:grid; grid-template-columns: 1.1fr 0.9fr; gap:60px; align-items:center;
}
.hero-photo{
  aspect-ratio: 4/5; background: var(--green-soft);
  border: 1px solid var(--green-line);
  display:flex; align-items:center; justify-content:center;
  color: var(--ink-soft); font-size:0.85rem; text-align:center; padding:20px;
}
.eyebrow{
  text-transform:uppercase; letter-spacing:0.14em; font-size:0.78rem;
  color: var(--inst-blue); margin-bottom: 14px; display:block; font-family: var(--sans); font-weight:600;
}
.hero h1{ font-size: clamp(2.1rem, 4vw, 3rem); line-height:1.15; }
.hero .lede{ font-size:1.1rem; color: var(--ink-soft); max-width: 46ch; }
@media (max-width: 860px){ .hero{ grid-template-columns: 1fr; } }

/* ============ Stats band ============ */
.stats-band{
  background: var(--deep); color: var(--offwhite);
  padding: 46px 0;
}
.stats-grid{
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 30px;
}
.stat strong{ font-family: var(--serif); font-size:2.1rem; display:block; margin-bottom:6px; }
.stat span{ font-size:0.85rem; color: rgba(250,248,243,0.75); }
@media (max-width: 760px){ .stats-grid{ grid-template-columns: repeat(2,1fr); } }

/* ============ Sections ============ */
section{ padding: 80px 0; }
section.alt{ background: var(--beige); }
.section-head{ max-width: 62ch; margin-bottom: 46px; }
.section-head p{ color: var(--ink-soft); }

/* Domain blocks */
.domain-grid{ display:grid; grid-template-columns: repeat(2,1fr); gap: 26px; }
.domain-card{
  background:#fff; border:1px solid var(--line); padding: 30px;
  border-top: 3px solid var(--inst-blue);
}
.domain-card h3{ font-size:1.15rem; }
.domain-card p{ color: var(--ink-soft); font-size:0.95rem; }
@media (max-width:720px){ .domain-grid{ grid-template-columns:1fr; } }

/* Featured / project cards */
.card-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.project-card{
  background:#fff; border:1px solid var(--line); overflow:hidden;
  display:flex; flex-direction:column; transition: transform .25s ease, box-shadow .25s ease;
}
.project-card:hover{ transform: translateY(-4px); box-shadow: 0 14px 30px rgba(28,36,32,0.08); }
.project-thumb{
  aspect-ratio: 4/3; background: var(--green-soft); border-bottom:1px solid var(--green-line);
  display:flex; align-items:center; justify-content:center; color:var(--ink-soft); font-size:0.8rem; text-align:center; padding:14px;
}
.project-body{ padding: 22px; flex:1; display:flex; flex-direction:column; }
.project-org{ font-size:0.78rem; text-transform:uppercase; letter-spacing:0.08em; color: var(--inst-blue); margin-bottom:8px; }
.project-body h3{ font-size:1.1rem; }
.project-body p{ font-size:0.92rem; color:var(--ink-soft); flex:1; }
.tags{ display:flex; flex-wrap:wrap; gap:8px; margin: 10px 0 14px; }
.tag{ font-size:0.72rem; background: var(--green-soft); color: var(--deep); padding: 4px 10px; border-radius:20px; }
.project-body .link{ font-size:0.88rem; color: var(--inst-blue); font-weight:600; }
@media (max-width: 860px){ .card-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .card-grid{ grid-template-columns: 1fr; } }

/* Filters (Réalisations) */
.filters{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom: 40px; }
.filter-btn{
  font-size:0.85rem; padding: 8px 18px; border:1px solid var(--line); background:#fff; color: var(--ink-soft);
  border-radius: 20px; cursor:pointer; transition: all .2s ease;
}
.filter-btn.active, .filter-btn:hover{ background: var(--deep); color:#fff; border-color:var(--deep); }
.group-title{ font-size:1rem; color: var(--inst-blue); margin: 40px 0 18px; text-transform:uppercase; letter-spacing:0.06em; font-family: var(--sans); font-weight:600; }

/* Personal intro / quote */
.quote-block{
  display:grid; grid-template-columns: 0.85fr 1.15fr; gap: 50px; align-items:center;
}
.quote-photo{ aspect-ratio: 1/1; background: var(--green-soft); border:1px solid var(--green-line); }
.quote-block blockquote{ font-family: var(--serif); font-size:1.3rem; color: var(--deep); margin:0 0 20px; line-height:1.5; }
@media (max-width:860px){ .quote-block{ grid-template-columns:1fr; } }

/* Publications */
.pub-grid{ display:grid; grid-template-columns: repeat(2,1fr); gap: 36px; }
.pub-card{ background:#fff; border:1px solid var(--line); padding: 26px; display:flex; gap:20px; }
.pub-cover{ width: 110px; min-width:110px; aspect-ratio: 2/3; background: var(--beige); border:1px solid var(--line); display:flex; align-items:center; justify-content:center; font-size:0.72rem; color:var(--ink-soft); text-align:center; padding:8px; }
.pub-card h3{ font-size:1.1rem; }
.pub-card p{ font-size:0.9rem; color:var(--ink-soft); }
@media (max-width:720px){ .pub-grid{ grid-template-columns:1fr; } }

/* Timeline (Parcours) */
.timeline{ position:relative; max-width: 760px; }
.timeline::before{ content:""; position:absolute; left:7px; top:6px; bottom:6px; width:1px; background:var(--line); }
.tl-item{ position:relative; padding-left:34px; margin-bottom:38px; }
.tl-item::before{ content:""; position:absolute; left:0; top:5px; width:15px; height:15px; border-radius:50%; background:var(--offwhite); border:2px solid var(--inst-blue); }
.tl-year{ font-family:var(--serif); color:var(--inst-blue); font-size:0.95rem; display:block; margin-bottom:4px; }
.tl-item h3{ font-size:1.1rem; }
.tl-item p{ color:var(--ink-soft); font-size:0.95rem; }

.info-cols{ display:grid; grid-template-columns: repeat(3,1fr); gap:30px; margin-top:20px; }
.info-cols .col h4{ font-size:0.95rem; color:var(--deep); }
.info-cols .col ul{ padding-left: 18px; color:var(--ink-soft); font-size:0.92rem; }
@media (max-width:760px){ .info-cols{ grid-template-columns:1fr; } }

/* Values (À propos) */
.values-row{ display:flex; gap: 20px; flex-wrap:wrap; margin: 26px 0 40px; }
.value-pill{ background: var(--green-soft); color: var(--deep); padding: 10px 22px; border-radius: 4px; font-family:var(--serif); font-size:1.05rem; }

/* Essentials box (project detail) */
.essentials{
  background: var(--green-soft); border:1px solid var(--green-line); padding: 26px 30px; margin: 40px 0;
}
.essentials dl{ display:grid; grid-template-columns: repeat(2,1fr); gap: 18px 30px; margin:0; }
.essentials dt{ font-size:0.78rem; text-transform:uppercase; letter-spacing:0.06em; color:var(--inst-blue); margin-bottom:4px; }
.essentials dd{ margin:0; font-size:0.95rem; }
@media (max-width:600px){ .essentials dl{ grid-template-columns:1fr; } }

/* Gallery block */
.proof-gallery{ display:grid; grid-template-columns: repeat(auto-fit,minmax(180px,1fr)); gap:16px; margin-top: 30px; }
.proof-item{ aspect-ratio: 4/3; background:#fff; border:1px dashed var(--line); display:flex; align-items:center; justify-content:center; color:var(--ink-soft); font-size:0.75rem; text-align:center; padding:12px; }

/* Contact */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-list a, .contact-list p{ display:block; font-size:1rem; margin-bottom:14px; }
.contact-list .label{ font-size:0.78rem; text-transform:uppercase; letter-spacing:0.06em; color:var(--inst-blue); margin-bottom:4px; }
form.contact-form{ display:flex; flex-direction:column; gap:14px; }
form.contact-form input, form.contact-form textarea{
  font-family: var(--sans); padding: 12px 14px; border:1px solid var(--line); background:#fff; font-size:0.95rem; border-radius:2px;
}
form.contact-form textarea{ resize:vertical; min-height:120px; }
@media (max-width:820px){ .contact-grid{ grid-template-columns:1fr; } }

/* Footer */
footer.site-footer{
  background: var(--deep-dark); color: rgba(250,248,243,0.75);
  padding: 40px 0; font-size:0.85rem;
}
footer.site-footer .container{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; }
footer.site-footer a:hover{ color:#fff; }

/* Next project nav */
.next-project{
  border-top:1px solid var(--line); margin-top: 60px; padding-top: 30px;
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px;
}
.next-project .label{ font-size:0.78rem; text-transform:uppercase; letter-spacing:0.06em; color:var(--inst-blue); }

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

/* ============ Horizon screens (Accueil) ============ */
.screen{
  min-height: auto;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding: 90px 6vw;
}
.screen-tight{ min-height:auto; padding: 90px 6vw; }
.screen .eyebrow{ display:block; }
.screen h1{ font-size: clamp(1.8rem,4vw,2.6rem); max-width:20ch; }
.screen-line{
  font-family: var(--serif);
  font-size: clamp(1.3rem,2.6vw,1.8rem);
  color: var(--deep);
  max-width: 24ch;
  line-height:1.4;
}
.cover-photo{
  width:100%; max-width:420px; aspect-ratio:4/5;
  background: var(--green-soft); border:1px solid var(--green-line);
  display:flex; align-items:center; justify-content:center;
  color:var(--ink-soft); font-size:0.85rem; margin-bottom:34px;
  overflow:hidden;
}
.cover-photo img, .quote-photo img, .hero-photo img{
  width:100%; height:100%; object-fit:cover; display:block;
}
.pub-cover img{ width:100%; height:100%; object-fit:contain; display:block; }
.values-inline{
  display:flex; gap:14px; flex-wrap:wrap; justify-content:center;
  font-family:var(--serif); font-size:1.4rem; color:var(--deep);
}
.values-inline span:not(:last-child)::after{ content:"·"; margin-left:14px; color:var(--green-line); }
.stat-inline{ display:flex; gap:40px; flex-wrap:wrap; justify-content:center; }
.stat-inline div{ text-align:center; max-width:180px; }
.stat-inline strong{ font-family:var(--serif); font-size:1.8rem; color:var(--deep); display:block; margin-bottom:10px; line-height:1.1; }
.stat-inline span{ font-size:0.82rem; color:var(--ink-soft); line-height:1.4; display:block; }
.domain-words{
  display:flex; gap:14px; flex-wrap:wrap; justify-content:center;
}
.domain-words a{
  font-size:0.95rem; padding:10px 20px; border:1px solid var(--line); border-radius:30px; color:var(--deep);
  transition: all .2s ease;
}
.domain-words a:hover{ background:var(--deep); color:#fff; border-color:var(--deep); }

/* ============ Réalisations — galerie uniforme ============ */
.gallery-grid{ display:grid; grid-template-columns: repeat(2,1fr); gap: 30px; }
@media (max-width:760px){ .gallery-grid{ grid-template-columns:1fr; } }

/* ============ Parcours — frise interactive (details/summary) ============ */
.tl-toggle{ border:none; background:none; padding:0; margin:0; cursor:pointer; width:100%; text-align:left; }
.tl-toggle::-webkit-details-marker{ display:none; }
.tl-item details{ width:100%; }
.tl-item summary{ list-style:none; cursor:pointer; }
.tl-item summary::-webkit-details-marker{ display:none; }
.tl-item summary:focus-visible{ outline:2px solid var(--inst-blue); }
.tl-item .tl-summary-row{ display:flex; align-items:baseline; justify-content:space-between; gap:12px; }
.tl-item .tl-caret{ color: var(--green-line); font-size:0.8rem; transition: transform .2s ease; }
.tl-item details[open] .tl-caret{ transform: rotate(90deg); }
.tl-detail{ margin-top:10px; padding:14px 18px; background:var(--green-soft); border:1px solid var(--green-line); font-size:0.92rem; color:var(--ink-soft); }
.tl-detail a{ color:var(--deep); font-weight:600; }

/* ============ Abstract teaser (À propos) ============ */
.teaser-line{
  font-family: var(--serif); font-style:italic; color: var(--sage);
  font-size:1.05rem; max-width:52ch; margin: 0 0 30px;
  border-left: 2px solid var(--green-line); padding-left:18px;
}

/* ============ Footer sobre ============ */
footer.site-footer-minimal{
  background: var(--deep-dark); color: rgba(250,248,244,0.8);
  padding: 46px 0; text-align:center; font-size:0.88rem;
}
footer.site-footer-minimal .foot-line{
  font-family: var(--serif); font-size:1.1rem; color:#fff; margin-bottom:18px;
}
footer.site-footer-minimal .foot-links{ display:flex; gap:26px; justify-content:center; flex-wrap:wrap; }
footer.site-footer-minimal .foot-links a:hover{ color:#fff; }

/* ============ Vernissage — photos, affiche, vidéos ============ */
.media-grid{ display:grid; grid-template-columns: repeat(auto-fit,minmax(220px,1fr)); gap:20px; margin-top:24px; }
.media-grid img{ width:100%; border-radius:2px; border:1px solid var(--line); }
.video-grid{ display:grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap:20px; margin-top:24px; }
.video-grid video{ width:100%; border-radius:2px; border:1px solid var(--line); background:#000; }

/* ============ Vidéos YouTube cliquables (miniatures) ============ */
.yt-grid{ display:grid; grid-template-columns: repeat(auto-fit,minmax(220px,1fr)); gap:20px; margin-top:24px; }
.yt-card{ position:relative; display:block; border-radius:2px; overflow:hidden; border:1px solid var(--line); aspect-ratio:16/9; background:#000; }
.yt-card img{ width:100%; height:100%; object-fit:cover; display:block; transition: transform .3s ease; }
.yt-card:hover img{ transform: scale(1.04); }
.yt-play{
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  width:52px; height:52px; border-radius:50%; background:rgba(20,25,20,0.65);
  display:flex; align-items:center; justify-content:center;
}
.yt-play::after{ content:""; border-style:solid; border-width:9px 0 9px 15px; border-color:transparent transparent transparent #fff; margin-left:3px; }

/* ============ Reels Instagram (widget officiel) ============ */
.ig-grid{ display:grid; grid-template-columns: repeat(auto-fit,minmax(240px,1fr)); gap:20px; margin-top:20px; }
.ig-grid .instagram-media{ margin:0 !important; width:100% !important; min-width:0 !important; }

/* ============ Galerie avec légendes et groupes ============ */
.gallery-group{ margin-top:28px; }
.gallery-group-title{ font-size:0.85rem; color:var(--inst-blue); text-transform:uppercase; letter-spacing:0.06em; margin-bottom:14px; font-weight:600; }
.proof-gallery figure{ margin:0; }
.proof-gallery figure .proof-item{ margin-bottom:0; }
.proof-gallery figcaption{ font-size:0.8rem; color:var(--ink-soft); margin-top:6px; line-height:1.35; }