/* ============================================================
   SOUL DESIGN — Variante « Futuriste » / fond blanc
   Palette officielle :
   Bleu Foncé #0d237f · Bleu vif #0529a2 · Bleu Grisé #8d95b7
   ============================================================ */
:root{
  --bg:      #ffffff;
  --bg-2:    #f6f8fc;              /* panneau très légèrement bleuté */
  --panel:   rgba(13,35,127,.025);
  --ink:     #0d237f;              /* Bleu Foncé — titres */
  --text:    #232b4d;              /* corps de texte lisible */
  --muted:   #8d95b7;              /* Bleu Grisé */
  --accent:  #0529a2;              /* Bleu vif */
  --line:    rgba(13,35,127,.22);
  --line-soft:rgba(13,35,127,.10);
  --img-a:   #e8ecf7;
  --img-b:   #ccd4ec;
  --img-c:   #8d95b7;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Space Grotesk',sans-serif;font-weight:300;font-size:16.5px;
  background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden;
}
::selection{background:var(--accent);color:#fff}
h1,h2,h3{font-weight:500;line-height:1.08;letter-spacing:-.015em;color:var(--ink)}
a{color:inherit;text-decoration:none}
.mono{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.12em;color:var(--accent)}

.wrap{max-width:1200px;margin:0 auto;padding:0 clamp(20px,4vw,56px)}
section{padding:clamp(90px,12vh,150px) 0;position:relative}

/* ---- grille de fond ---- */
.grid-bg{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 90% 70% at 50% 0%, black 30%, transparent 80%);
}
main,header,footer,nav{position:relative;z-index:2}

/* ---- cadres HUD (coins crochets) ---- */
.frame{
  position:relative;border:1px solid var(--line-soft);
  background:#fff;
  padding:clamp(26px,3.4vw,48px);
  box-shadow:0 20px 50px -30px rgba(13,35,127,.18);
}
.frame::before,.frame::after{
  content:"";position:absolute;width:18px;height:18px;
  border:1px solid var(--accent);
}
.frame::before{top:-1px;left:-1px;border-right:none;border-bottom:none}
.frame::after{bottom:-1px;right:-1px;border-left:none;border-top:none}

/* ============ NAV ============ */
nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  background:rgba(255,255,255,.85);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line-soft);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font-weight:700;font-size:17px;letter-spacing:.18em;color:var(--ink)}
.logo b{color:var(--accent);font-weight:700}
.nav-links{display:flex;gap:34px;font-size:12px;letter-spacing:.14em;text-transform:uppercase}
.nav-links a{color:var(--muted);transition:color .3s}
.nav-links a:hover{color:var(--accent)}
.burger{display:none;background:none;border:none;color:var(--ink);font-size:24px;cursor:pointer}

/* ============ HERO ============ */
.hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding-top:100px;gap:56px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(30px,5vw,80px);align-items:center}
.tag{margin-bottom:28px}
.hero h1{font-size:clamp(48px,7.5vw,104px)}
.hero h1 span{
  background:linear-gradient(100deg,var(--accent),var(--ink));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-logo{display:flex;justify-content:center}
.hero-logo img{max-width:min(420px,80vw);height:auto}
.lede{max-width:56ch;color:var(--text);margin-top:30px;font-size:clamp(16px,1.3vw,19px)}
.hero-cta{display:flex;gap:16px;margin-top:44px;flex-wrap:wrap}
.btn{
  padding:14px 30px;border:1px solid var(--ink);background:transparent;color:var(--ink);
  font-family:'Space Grotesk',sans-serif;font-size:12px;letter-spacing:.2em;text-transform:uppercase;
  cursor:pointer;transition:all .3s;
}
.btn:hover{border-color:var(--accent);color:var(--accent);box-shadow:0 0 24px -8px rgba(5,41,162,.5)}
.btn.solid{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:500}
.btn.solid:hover{background:var(--ink);border-color:var(--ink);color:#fff}
.btn[disabled]{opacity:.5;pointer-events:none}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

.hud-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-soft);
  border:1px solid var(--line-soft);width:100%;
}
.hud-stats > div{background:#fff;padding:22px 26px}
.hud-stats b{display:block;font-size:clamp(26px,3vw,40px);font-weight:500;color:var(--accent)}
.hud-stats span{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}

/* ============ SECTIONS ============ */
.sec-head{display:flex;align-items:baseline;gap:22px;margin-bottom:56px}
.sec-head span{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--accent)}
.sec-head h2{font-size:clamp(34px,4.5vw,58px)}

#manifeste .big{font-size:clamp(20px,2.3vw,28px);font-weight:400;margin-bottom:22px;line-height:1.45;color:var(--ink)}
#manifeste .frame p:last-child{color:var(--text);max-width:70ch}

/* ============ ADN ============ */
.adn-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.adn{
  border:1px solid var(--line-soft);background:#fff;padding:clamp(28px,3vw,44px);
  position:relative;transition:transform .35s, box-shadow .35s;
}
.adn::before{
  content:"";position:absolute;top:0;left:0;width:44px;height:4px;background:var(--accent);
}
.adn:hover{transform:translateY(-5px);box-shadow:0 24px 50px -28px rgba(13,35,127,.3)}
.adn h3{font-size:22px;margin:18px 0 12px}
.adn p{color:var(--text);font-size:14.5px}
.adn .mono{font-size:10px}
.adn-baseline{
  margin-top:44px;text-align:center;font-family:'JetBrains Mono',monospace;
  font-size:12px;letter-spacing:.3em;text-transform:uppercase;color:var(--muted);
}
.adn-baseline b{color:var(--accent);font-weight:400}

/* ============ PROJETS ============ */
.proj{display:grid;grid-template-columns:1fr 1fr;gap:clamp(26px,3.5vw,54px);margin-bottom:44px;align-items:center}
.proj:nth-child(odd) .proj-visual{order:2}
.proj-visual{
  aspect-ratio:16/10;position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--img-a),var(--img-b) 55%,var(--img-c));
  border:1px solid var(--line-soft);
}
/* PHOTOS : voir photos.css (classes .pv1 .pv2 .pv3) */
.scan{
  position:absolute;left:0;right:0;top:-40%;height:38%;
  background:linear-gradient(to bottom, transparent, rgba(5,41,162,.12), transparent);
  animation:scan 4.5s ease-in-out infinite;
}
@keyframes scan{0%{top:-40%}55%,100%{top:110%}}
.proj-data h3{font-size:clamp(24px,2.6vw,34px);margin:14px 0 14px}
.proj-data > p:not(.mono){color:var(--text);font-size:15px}
.specs{list-style:none;display:flex;gap:30px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line-soft);flex-wrap:wrap}
.specs span{display:block;font-family:'JetBrains Mono',monospace;font-size:9.5px;letter-spacing:.16em;color:var(--muted)}
.specs b{font-weight:500;font-size:16px;color:var(--ink)}

/* ============ MODULES ============ */
.mod-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.mod h3{font-size:21px;margin:12px 0 10px}
.mod p:last-child{color:var(--text);font-size:14.5px}
.mod{transition:transform .35s,box-shadow .35s}
.mod:hover{transform:translateY(-4px);box-shadow:0 26px 55px -30px rgba(13,35,127,.28)}

/* ============ PROTOCOLE ============ */
.proto{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.pstep{border-top:1px solid var(--line);padding-top:20px;position:relative}
.pstep::before{content:"";position:absolute;top:-3px;left:0;width:26px;height:5px;background:var(--accent)}
.pstep h3{font-size:19px;margin:10px 0 8px}
.pstep p{color:var(--text);font-size:14px}

/* ============ CONTACT ============ */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(40px,6vw,90px)}
.c-lines{margin-top:38px}
.c-line{display:flex;justify-content:space-between;gap:20px;padding:16px 0;border-top:1px solid var(--line-soft);font-size:15px}
.c-line span{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.16em;color:var(--muted)}
.c-line a{color:var(--accent)}
form{display:grid;gap:20px}
.field label{display:block;font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.field input,.field textarea,.field select{
  width:100%;background:var(--bg-2);border:1px solid var(--line-soft);
  padding:12px 14px;color:var(--ink);font-family:'Space Grotesk',sans-serif;font-size:15px;
  transition:border-color .3s, box-shadow .3s;
}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(5,41,162,.14);
}
.field textarea{resize:vertical;min-height:110px}
.form-note{font-size:12.5px;color:var(--muted)}
.form-status{font-size:14px;min-height:1.4em}
.form-status.ok{color:var(--accent)}
.form-status.err{color:#B03A2E}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0;pointer-events:none}

/* ============ FOOTER ============ */
footer{border-top:1px solid var(--line-soft);padding:38px 0;font-size:12.5px;color:var(--muted);background:var(--bg-2)}
.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.foot img{height:60px;width:auto}
.foot .legal{text-align:right;line-height:1.9}

/* ============ REVEALS ============ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s ease,transform .9s ease}
.reveal.visible{opacity:1;transform:none}
.reveal.d1{transition-delay:.12s}.reveal.d2{transition-delay:.24s}.reveal.d3{transition-delay:.36s}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  .scan{display:none}
  html{scroll-behavior:auto}
}

/* ============ RESPONSIVE ============ */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .hero-logo{order:-1}
  .hero-logo img{max-width:min(280px,60vw)}
  .proj,.contact-grid,.mod-grid{grid-template-columns:1fr}
  .proj:nth-child(odd) .proj-visual{order:0}
  .proto{grid-template-columns:repeat(2,1fr)}
  .adn-grid{grid-template-columns:1fr}
  .hud-stats{grid-template-columns:repeat(2,1fr)}
  .nav-links{
    position:fixed;inset:68px 0 auto 0;background:#fff;
    flex-direction:column;gap:0;padding:8px 0 22px;border-bottom:1px solid var(--line);display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:14px clamp(20px,4vw,56px)}
  .burger{display:block}
}
@media (max-width:560px){
  .proto{grid-template-columns:1fr}
  .hud-stats > div{padding:16px 18px}
  .foot{flex-direction:column;text-align:center}
  .foot .legal{text-align:center}
}

/* ============ FICHES PROJET ============ */
.proj-link{
  display:inline-flex;align-items:center;gap:10px;margin-top:22px;
  font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--accent);transition:gap .3s;
}
.proj-link:hover{gap:16px}

.fiche-hero{padding:190px 0 70px}
.fiche-hero h1{font-size:clamp(38px,6vw,80px);margin:16px 0 14px}
.fiche-hero h2{font-size:clamp(22px,2.6vw,32px);margin:0 0 18px;color:var(--accent)}
.fiche-hero .lede{margin-top:0}
.fiche-meta{
  display:flex;gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);
  width:fit-content;margin-top:40px;flex-wrap:wrap;
}
.fiche-meta div{background:#fff;padding:16px 28px}
.fiche-meta span{display:block;font-family:'JetBrains Mono',monospace;font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.fiche-meta b{font-weight:500;font-size:16px;color:var(--ink)}

.galerie{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin:60px 0}
.galerie figure{
  aspect-ratio:16/10;position:relative;overflow:hidden;margin:0;
  border:1px solid var(--line-soft);
  background:linear-gradient(120deg,var(--img-a),var(--img-b) 55%,var(--img-c));
}
.galerie figure.large{grid-column:1/-1;aspect-ratio:21/9}
/* PHOTOS : voir photos.css (classes .PRJ1-1 … .PRJ3-5) */
.galerie figcaption{
  position:absolute;left:0;bottom:0;right:0;padding:12px 18px;
  font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink);
  background:linear-gradient(to top, rgba(255,255,255,.92), transparent);
}

.fiche-body{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(34px,5vw,80px);align-items:start}
.fiche-body h2{font-size:clamp(24px,3vw,36px);margin-bottom:22px}
.fiche-body .txt p{color:var(--text)}
.fiche-body .txt p + p{margin-top:1.1em}
.fiche-aside{position:sticky;top:100px}
.fiche-aside ul{list-style:none;display:grid;gap:0}
.fiche-aside li{display:flex;justify-content:space-between;gap:18px;padding:14px 0;border-top:1px solid var(--line-soft);font-size:14px}
.fiche-aside li span{font-family:'JetBrains Mono',monospace;font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);padding-top:3px}
.fiche-aside li b{font-weight:500;color:var(--ink);text-align:right}

.fiche-nav{
  display:flex;justify-content:space-between;gap:20px;margin-top:80px;
  padding-top:34px;border-top:1px solid var(--line-soft);flex-wrap:wrap;
}
.fiche-nav a{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);transition:color .3s}
.fiche-nav a:hover{color:var(--accent)}

@media (max-width:980px){
  .galerie{grid-template-columns:1fr}
  .fiche-body{grid-template-columns:1fr}
  .fiche-aside{position:static}
}
/* ============================================================
   SOUL DESIGN — Sélecteur de langue + listes de valeurs
   À ajouter à la fin de style.css (ou charger en fichier séparé)
   ============================================================ */

/* ---- Sélecteur de langue dans la nav ---- */
.lang-switch{display:flex;gap:2px;margin-left:28px;align-items:center}
.lang-btn{
  background:transparent;border:1px solid var(--line-soft);
  color:var(--muted);cursor:pointer;
  font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.1em;
  padding:5px 9px;transition:all .25s;line-height:1;
}
.lang-btn:hover{border-color:var(--accent);color:var(--accent)}
.lang-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}
.lang-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ---- Listes à puces (Manifeste, ADN) ---- */
.valeurs{list-style:none;margin:18px 0;display:grid;gap:12px}
.valeurs li{position:relative;padding-left:24px;color:var(--text);font-size:15px}
.valeurs li::before{
  content:"";position:absolute;left:0;top:.65em;
  width:8px;height:1px;background:var(--accent);
}
.valeurs li b{color:var(--ink);font-weight:500}

/* ---- Responsive ---- */
@media (max-width:980px){
  /* le sélecteur reste visible à côté du burger */
  .nav-inner{gap:12px}
  .lang-switch{margin-left:auto;margin-right:8px}
}
@media (max-width:560px){
  .lang-btn{padding:4px 7px;font-size:9.5px}
}