/* =========================================================
   Titre du recueil — feuille de style
   Palette : nuit pétrole, brume, or de la montagne
   ========================================================= */

:root{
  --nuit:#0C1517;
  --nuit-2:#111E20;
  --ocean:#16292C;
  --ligne:#22373A;
  --brume:#94A5A1;
  --ivoire:#E8E3D6;
  --or:#C7A03C;
  --or-sourd:#8A6F2A;
  --braise:#A6402A;

  --display:"Bodoni Moda",Didot,"Times New Roman",serif;
  --texte:"Spectral",Georgia,serif;

  --mesure:60ch;
  --pad:clamp(20px,5vw,72px);
  --gap:clamp(36px,6vw,88px);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--nuit);
  color:var(--ivoire);
  font-family:var(--texte);
  font-weight:300;
  font-size:clamp(16px,1.05vw,18px);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
::selection{background:rgba(199,160,60,.3)}
:focus-visible{outline:2px solid var(--or);outline-offset:3px}

.skip{
  position:absolute;left:-9999px;top:0;background:var(--or);color:var(--nuit);
  padding:10px 16px;z-index:100;
}
.skip:focus{left:0}

/* ---------- barre de navigation ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:40;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:18px var(--pad);
  transition:background .3s,border-color .3s,padding .3s;
  border-bottom:1px solid transparent;
}
.nav.is-stuck{
  background:rgba(12,21,23,.86);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--ligne);
  padding-top:12px;padding-bottom:12px;
}
.nav__mark{
  font-family:var(--display);font-size:17px;letter-spacing:.02em;text-decoration:none;
}
.nav__links{display:flex;gap:26px;font-size:14px}
.nav__links a{
  text-decoration:none;color:var(--brume);padding:2px 0;
  border-bottom:1px solid transparent;transition:color .2s,border-color .2s;
}
.nav__links a:hover,.nav__links a.is-active{color:var(--ivoire);border-bottom-color:var(--or-sourd)}
@media (max-width:760px){
  .nav__links{display:none}
}

/* ---------- ouverture ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:flex-end;
  padding:0 var(--pad) clamp(56px,10vh,110px);overflow:hidden;
}
.hero__img{position:absolute;inset:-8% 0 0;z-index:-2;will-change:transform}
.hero__img img{width:100%;height:118%;object-fit:cover}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(12,21,23,.7) 0%,rgba(12,21,23,.15) 38%,rgba(12,21,23,.94) 100%);
}
.hero__text{max-width:20ch}
.hero__kicker{
  margin:0 0 20px;font-size:14px;letter-spacing:.09em;color:var(--brume);
}
.hero__title{
  font-family:var(--display);font-weight:400;
  font-size:clamp(52px,10.5vw,142px);line-height:.94;letter-spacing:-.015em;
  margin:0 0 26px;
}
.hero__line{
  font-size:clamp(17px,2vw,22px);line-height:1.6;max-width:34ch;margin:0;color:#D4CFC1;
}
.hero__scroll{position:absolute;left:var(--pad);bottom:22px}
.hero__scroll span{display:block;width:1px;height:46px;background:linear-gradient(var(--or-sourd),transparent)}

/* apparition unique au chargement */
.reveal{opacity:0;transform:translateY(14px)}
.is-loaded .reveal{
  opacity:1;transform:none;
  transition:opacity .9s ease,transform .9s cubic-bezier(.2,.7,.3,1);
}
.is-loaded .hero__title{transition-delay:.12s}
.is-loaded .hero__line{transition-delay:.26s}
.is-loaded .hero__scroll{transition-delay:.5s}

/* ---------- sections ---------- */
.section{padding:clamp(72px,11vw,150px) var(--pad);max-width:1180px;margin:0 auto}
.section--wide{max-width:1400px}
.section__head{max-width:var(--mesure);margin-bottom:clamp(38px,5vw,64px)}
.section__lede{color:var(--brume);margin:14px 0 0}

.label{
  margin:0 0 14px;font-size:13px;letter-spacing:.1em;color:var(--or);
}
h2{
  font-family:var(--display);font-weight:400;
  font-size:clamp(28px,4.2vw,50px);line-height:1.12;letter-spacing:-.01em;margin:0 0 22px;
}
h3{font-family:var(--display);font-weight:400;font-size:clamp(20px,2.4vw,27px);line-height:1.2;margin:0 0 10px}
p{margin:0 0 18px}

/* ---------- double page texte + image ---------- */
.spread{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:var(--gap);align-items:center;
}
.spread__text{max-width:var(--mesure)}
.spread__text p:last-child{margin-bottom:0}
.spread__fig{margin:0}
.spread__fig img{width:100%;border:1px solid var(--ligne)}
.spread__fig figcaption{
  margin-top:12px;font-size:13px;color:var(--brume);font-style:italic;
}
.spread--flip .spread__text{order:2}
.spread--flip .spread__fig{order:1}
@media (max-width:860px){
  .spread{grid-template-columns:1fr;gap:34px}
  .spread--flip .spread__text,.spread--flip .spread__fig{order:initial}
}

/* ---------- citation pleine largeur ---------- */
.quote{
  position:relative;min-height:74svh;display:grid;place-items:center;
  padding:clamp(70px,12vw,140px) var(--pad);overflow:hidden;text-align:center;
}
.quote__img{position:absolute;inset:-10% 0 0;z-index:-2;will-change:transform}
.quote__img img{width:100%;height:120%;object-fit:cover}
.quote::after{
  content:"";position:absolute;inset:0;z-index:-1;background:rgba(9,16,18,.62);
}
.quote__text{margin:0;max-width:22ch}
.quote__text p{
  font-family:var(--display);font-weight:400;
  font-size:clamp(30px,5.6vw,66px);line-height:1.1;margin:0 0 22px;
}
.quote__text cite{font-style:normal;font-size:14px;letter-spacing:.08em;color:var(--or)}

/* ---------- les sept tribus ---------- */
.tribes{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));
  gap:clamp(16px,2.2vw,30px);
}
.tribe img{
  width:100%;aspect-ratio:3/4;object-fit:cover;
  border:1px solid var(--ligne);filter:saturate(.85);
  transition:filter .35s;
}
.tribe:hover img{filter:saturate(1.05)}
.tribe h3{font-size:19px;margin:16px 0 4px}
.tribe p{font-size:13.5px;color:var(--brume);margin:0}

/* ---------- les nouvelles ---------- */
.story{
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);
  gap:var(--gap);align-items:center;
  padding:clamp(34px,5vw,60px) 0;border-top:1px solid var(--ligne);
}
.story:first-of-type{border-top:0;padding-top:0}
.story--flip .story__fig{order:2}
.story--flip .story__text{order:1}
.story__fig{margin:0}
.story__fig img{width:100%;aspect-ratio:16/10;object-fit:cover;border:1px solid var(--ligne)}
.story__text{max-width:52ch}
.story__text p:last-child{margin-bottom:0}
.story__state{
  font-size:13px;letter-spacing:.06em;color:var(--brume);margin:0 0 10px;
  display:inline-flex;align-items:center;gap:8px;
}
.story__state::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--brume);
}
.story__state[data-state="ecrit"]::before{background:var(--or)}
.story__state[data-state="cours"]::before{background:var(--braise)}
@media (max-width:860px){
  .story{grid-template-columns:1fr;gap:26px}
  .story--flip .story__fig,.story--flip .story__text{order:initial}
}

/* ---------- avancement ---------- */
.steps{
  list-style:none;margin:0 0 clamp(46px,6vw,80px);padding:0;
  display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));
  gap:0;
}
.step{
  padding:26px 26px 30px;border-top:2px solid var(--ligne);
}
.step h3{font-size:20px}
.step p{font-size:14.5px;color:var(--brume);margin:0}
.step--done{border-top-color:var(--or-sourd)}
.step--now{border-top-color:var(--or)}
.step--now h3{color:var(--or)}

.wide-fig{margin:0}
.wide-fig img{width:100%;aspect-ratio:21/9;object-fit:cover;border:1px solid var(--ligne)}

/* ---------- pied ---------- */
.foot{
  padding:clamp(56px,8vw,96px) var(--pad) 56px;border-top:1px solid var(--ligne);
  max-width:1180px;margin:0 auto;
}
.foot__line{max-width:44ch;color:var(--brume)}
.foot__contact{font-family:var(--display);font-size:clamp(20px,3vw,32px);margin:0 0 30px}
.foot__contact a{text-decoration:none;border-bottom:1px solid var(--or-sourd)}
.foot__contact a:hover{color:var(--or)}
.foot__small{font-size:13px;color:#5E706C;margin:0}

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