/* Ritchie Dagonia — paysages, Marseille. Feuille unique, sans dépendance. */

:root{
  --blanc:#ffffff;
  --gris-clair:#f3f3f1;
  --gris:#d9d9d6;
  --gris-texte:#5d5d5a;
  --noir:#121212;
  --mer:#1d6fa5;
  --mesure:64ch;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}

body{
  margin:0;
  background:var(--blanc);
  color:var(--noir);
  font-family:"Crimson Pro",Georgia,"Times New Roman",serif;
  font-size:1.2rem;
  line-height:1.65;
  padding-inline:1.25rem;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

h1,h2,h3{
  font-family:Raleway,"Helvetica Neue",Arial,sans-serif;
  font-weight:300;
  line-height:1.2;
  margin:0;
  letter-spacing:.01em;
}
h1{font-size:clamp(1.9rem,5vw,3rem);max-width:24ch}
h2{font-size:clamp(1.4rem,3.5vw,1.9rem);margin-top:4rem;margin-bottom:1.25rem}
h2::before{content:"";display:block;width:2.5rem;height:1px;background:var(--mer);margin-bottom:1rem}
h3{
  font-size:.78rem;
  font-weight:500;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--gris-texte);
  margin-top:1.75rem;
  margin-bottom:.3rem;
}
p{margin:0 0 1.25rem}
a{color:var(--mer);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .2s}
a:hover{border-bottom-color:var(--mer)}
a:focus-visible{outline:2px solid var(--mer);outline-offset:3px}

/* En-tête */
.site-header{
  max-width:60rem;
  width:100%;
  margin:0 auto;
  padding:1.75rem 0 1.25rem;
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:.75rem 2rem;
  border-bottom:1px solid var(--gris);
}
.marque{
  font-family:Raleway,"Helvetica Neue",Arial,sans-serif;
  font-weight:500;
  letter-spacing:.2em;
  text-transform:uppercase;
  font-size:.8rem;
  color:var(--noir);
  border:0;
}
.marque span{color:var(--mer)}
.site-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:1.5rem;flex-wrap:wrap}
.site-nav a{
  font-family:Raleway,"Helvetica Neue",Arial,sans-serif;
  font-size:.85rem;
  letter-spacing:.08em;
  color:var(--gris-texte);
  border:0;
}
.site-nav a:hover{color:var(--noir)}
.site-nav a[aria-current="page"]{color:var(--noir)}
.site-nav a[aria-current="page"]::after{content:"";display:block;height:1px;background:var(--mer);margin-top:.15rem}

/* Corps */
main{max-width:60rem;width:100%;margin:0 auto;flex:1}
.hero{padding:4rem 0 1rem;display:grid;gap:2.25rem}
.horizon{display:block;width:100%;height:auto;max-width:var(--mesure);margin:0}
.cadre{position:relative;padding:2rem 2.25rem;border:1px solid var(--noir);max-width:var(--mesure)}
.cadre::after{content:"";position:absolute;inset:.6rem;border:1px solid var(--gris);pointer-events:none}
.cadre p:last-child{margin-bottom:0}
.chapeau{font-size:1.3rem}
.texte{max-width:var(--mesure)}
.note{
  background:var(--gris-clair);
  border-left:2px solid var(--mer);
  padding:1.25rem 1.5rem;
  max-width:var(--mesure);
  font-size:1.05rem;
  margin-top:3rem;
}
.note p:last-child{margin-bottom:0}

/* Séries */
.serie{max-width:var(--mesure);padding-bottom:3rem;border-bottom:1px solid var(--gris)}
.serie:last-of-type{border-bottom:0}
.serie p{margin-bottom:1rem}
.photos{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:1rem;
  margin-top:1.75rem;
}
.photos figure{margin:0}
.photos img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:8px;display:block}
.photos figcaption{
  font-size:.85rem;
  opacity:.75;
  margin-top:.4rem;
  font-family:Raleway,"Helvetica Neue",Arial,sans-serif;
  letter-spacing:.03em;
}

/* Mentions */
.mentions h2{margin-top:2.75rem}
.mentions address{font-style:normal}

/* Pied de page */
.site-footer{
  max-width:60rem;
  width:100%;
  margin:5rem auto 0;
  padding:2rem 0 2.5rem;
  border-top:1px solid var(--gris);
  font-size:1rem;
  color:var(--gris-texte);
  display:grid;
  gap:.85rem;
}
.site-footer p{margin:0;max-width:var(--mesure)}
.site-footer strong{font-weight:500;color:var(--noir)}
.contact{color:var(--noir)}
.mail{
  font-family:Raleway,"Helvetica Neue",Arial,sans-serif;
  font-size:.9rem;
  letter-spacing:.06em;
  color:var(--mer);
  white-space:nowrap;
}
.site-footer nav ul{list-style:none;margin:0;padding:0;display:flex;gap:1.25rem;flex-wrap:wrap}
.site-footer nav a{
  font-family:Raleway,"Helvetica Neue",Arial,sans-serif;
  font-size:.82rem;
  letter-spacing:.08em;
  color:var(--gris-texte);
  border:0;
}
.site-footer nav a:hover{color:var(--noir)}

@media (max-width:480px){
  body{font-size:1.1rem;padding-inline:1rem}
  .hero{padding-top:2.5rem;gap:1.75rem}
  .cadre{padding:1.35rem 1.4rem}
  .cadre::after{inset:.4rem}
  .chapeau{font-size:1.15rem}
  h2{margin-top:3rem}
}

/* photos */
.photos{display:grid;gap:1.5rem;margin:1.5rem 0 3rem}.photos figure{margin:0}.photos img{width:100%;height:auto;display:block}.photos figcaption{font-family:'Raleway',sans-serif;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;margin-top:.6rem;opacity:.7}