:root {
  color-scheme: dark;
  --graphite: #090d15;
  --graphite-soft: #111827;
  --nacre: #eee8dc;
  --nacre-muted: #bdb5a8;
  --indigo: #7569c8;
  --indigo-soft: #312b55;
  --ambre: #d59a49;
  --line: rgba(213, 154, 73, 0.34);
  --measure: 72rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 18% 8%, rgba(117, 105, 200, 0.14), transparent 30rem),
    linear-gradient(180deg, #0b1019 0%, var(--graphite) 100%);
  color: var(--nacre);
  font: 1rem/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { color: #d9d0ff; text-underline-offset: 0.2em; }
a:hover { color: #fff; }
a:focus-visible, button:focus-visible, .table-wrap:focus-visible { outline: 3px solid var(--ambre); outline-offset: 4px; }

.skip-link {
  position: absolute;
  left: 1rem;
  top: -5rem;
  z-index: 10;
  padding: 0.8rem 1rem;
  background: var(--nacre);
  color: var(--graphite);
}
.skip-link:focus { top: 1rem; }

.shell { width: min(calc(100% - 2rem), var(--measure)); margin-inline: auto; }

.hero { padding: clamp(4rem, 10vw, 8rem) 0 3rem; border-bottom: 1px solid var(--line); }
.eyebrow { color: var(--ambre); font-size: 0.76rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; }
h1, h2, h3 { font-family: Georgia, "Times New Roman", serif; font-weight: 500; line-height: 1.06; }
h1 { max-width: 13ch; margin: 0.3em 0; font-size: clamp(3rem, 9vw, 7rem); }
h2 { margin-top: 0; font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { font-size: 1.35rem; }
.lead { max-width: 44rem; color: var(--nacre-muted); font: clamp(1.1rem, 2.3vw, 1.45rem)/1.55 Georgia, serif; }

main { padding: 2rem 0 5rem; }
.section { padding: clamp(2rem, 6vw, 4.5rem) 0; border-bottom: 1px solid rgba(238, 232, 220, 0.12); }
.grid { display: grid; gap: 1rem; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card {
  padding: clamp(1.2rem, 3vw, 2rem);
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(17, 24, 39, 0.96), rgba(9, 13, 21, 0.88));
}
.card p:last-child { margin-bottom: 0; }
.score { color: var(--nacre); font: 500 clamp(3rem, 8vw, 5.4rem)/1 Georgia, serif; }
.winner { color: #f0c984; }
.muted { color: var(--nacre-muted); }
.tag { display: inline-block; margin: 0.2rem 0.2rem 0.2rem 0; padding: 0.2rem 0.55rem; border: 1px solid var(--indigo); color: #d9d0ff; font-size: 0.78rem; }

table { width: 100%; border-collapse: collapse; }
th, td { padding: 0.85rem 0.6rem; border-bottom: 1px solid rgba(238, 232, 220, 0.16); text-align: left; vertical-align: top; }
th { color: var(--ambre); font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; }
.table-wrap { overflow-x: auto; }

.note { padding: 1.2rem 1.4rem; border-left: 4px solid var(--ambre); background: rgba(213, 154, 73, 0.08); }
.links { display: grid; gap: 0.7rem; padding: 0; list-style: none; }
.links a { display: block; padding: 0.9rem 1rem; border: 1px solid rgba(117, 105, 200, 0.55); background: rgba(49, 43, 85, 0.24); }

footer { padding: 2rem 0 3rem; color: var(--nacre-muted); font-size: 0.86rem; }

@media (max-width: 48rem) {
  .grid.two, .grid.three { grid-template-columns: 1fr; }
  h1 { max-width: 10ch; }
  th, td { min-width: 8rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

.site-header{position:relative;z-index:2;border-bottom:1px solid rgba(238,232,220,.12);background:rgba(9,13,21,.92)}.nav-shell{display:flex;min-height:4.5rem;align-items:center;justify-content:space-between;gap:1.5rem}.brand{display:inline-flex;align-items:center;gap:.6rem;color:var(--nacre);font:600 1rem Georgia,serif;text-decoration:none;white-space:nowrap}.brand span:first-child{color:var(--ambre);font-size:1.35rem}nav{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:.35rem 1rem}nav a{color:var(--nacre-muted);font-size:.74rem;font-weight:700;letter-spacing:.1em;text-decoration:none;text-transform:uppercase}nav a:hover,nav a[aria-current="page"]{color:var(--nacre)}.home-hero{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(16rem,.8fr);gap:clamp(2rem,7vw,6rem);align-items:center;min-height:calc(100vh - 4.5rem);padding-block:clamp(3rem,8vw,7rem)}.threshold-portrait{position:relative;margin:0;padding:.8rem;border:1px solid var(--line);background:linear-gradient(145deg,rgba(117,105,200,.22),rgba(213,154,73,.12))}.threshold-portrait::before{content:"";position:absolute;inset:-1rem 12% 1rem -1rem;z-index:-1;border:1px solid rgba(117,105,200,.45)}.threshold-portrait img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:cover}.threshold-portrait figcaption{padding:.7rem .2rem 0;color:var(--nacre-muted);font-size:.78rem}.button{display:inline-block;margin-top:.7rem;padding:.75rem 1rem;border:1px solid var(--ambre);color:var(--nacre);text-decoration:none}.button:hover{background:rgba(213,154,73,.12)}.feature-card{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(15rem,.6fr);gap:2rem;padding:clamp(1.5rem,4vw,3rem);border:1px solid var(--line);background:linear-gradient(145deg,rgba(17,24,39,.96),rgba(9,13,21,.88))}.result-pair{display:grid;align-content:center;gap:1rem}.result-pair p{margin:0;padding:1rem;border-left:3px solid var(--indigo)}.result-pair strong,.result-pair span{display:block}.result-pair strong{color:var(--ambre);font:500 2.5rem/1 Georgia,serif}.result-pair span{margin-top:.35rem;color:var(--nacre-muted);font-size:.82rem}.prose{max-width:48rem}.prose p{font-size:1.08rem}.steps,.commitments{display:grid;gap:.8rem}@media(max-width:58rem){.nav-shell{align-items:flex-start;flex-direction:column;padding-block:1rem}.site-header nav{justify-content:flex-start}.home-hero,.feature-card{grid-template-columns:1fr;min-height:auto}.threshold-portrait{max-width:30rem}}@media(max-width:34rem){.site-header nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:100%}.site-header nav a{padding:.35rem 0}}

/* Parcours pédagogique IA — mise en page isolée */
.ia-landing .ia-hero{padding:clamp(2.25rem,4vw,3.5rem) 0 clamp(1.75rem,3vw,2.5rem)}
.ia-landing .ia-hero h1{max-width:18ch;margin:.2em 0;font-size:clamp(2.7rem,4.6vw,4.75rem)}
.ia-landing .ia-hero .lead{max-width:42rem;margin-bottom:0}
.ia-landing .ia-main{padding:0 0 clamp(3rem,6vw,5rem)}
.ia-landing .ia-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.1rem;padding:clamp(1.5rem,3vw,2.5rem) 0 0}
.ia-landing .ia-card-grid .ia-card{display:flex;min-width:0;min-height:16rem;flex-direction:column;align-items:flex-start;gap:.8rem;padding:clamp(1.25rem,2.4vw,1.8rem);border:1px solid var(--line);background:linear-gradient(145deg,rgba(17,24,39,.98),rgba(9,13,21,.9));color:var(--nacre);font-size:1rem;font-weight:400;letter-spacing:0;text-align:left;text-decoration:none;text-transform:none}
.ia-landing .ia-card-grid .ia-card:hover{border-color:var(--ambre);background:linear-gradient(145deg,rgba(49,43,85,.7),rgba(9,13,21,.94));transform:translateY(-2px)}
.ia-landing .ia-card h2{margin:.2rem 0;font-size:clamp(1.6rem,2.1vw,1.95rem)}
.ia-landing .ia-card p{margin:0;color:var(--nacre-muted);font-size:.98rem;line-height:1.55}
.ia-landing .ia-number{color:var(--ambre);font-size:.76rem;font-weight:800;letter-spacing:.18em}
.ia-landing .ia-status{margin-top:auto;padding:.22rem .55rem;border:1px solid rgba(117,105,200,.65);border-radius:999px;color:#d9d0ff;font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.ia-subnav{border-bottom:1px solid var(--line);background:rgba(17,24,39,.94)}
.ia-subnav .shell{display:flex;align-items:stretch;gap:0;overflow-x:auto}
.ia-subnav a{flex:0 0 auto;padding:1rem;border-right:1px solid rgba(238,232,220,.12);color:var(--nacre-muted);font-size:.72rem;font-weight:700;letter-spacing:.06em;text-decoration:none;text-transform:none}
.ia-subnav a:hover,.ia-subnav a[aria-current=page]{background:rgba(213,154,73,.1);color:var(--nacre)}
.ia-section-hero{padding:clamp(2.5rem,6vw,5rem) 0 2.5rem}
.ia-section-hero h1{max-width:18ch;font-size:clamp(2.7rem,6vw,5.5rem)}
.ia-placeholder{min-height:12rem;display:grid;place-items:center}
.ia-placeholder span{padding:.4rem .7rem;border:1px solid var(--indigo);color:var(--nacre-muted);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}
.ia-pager{display:grid;grid-template-columns:minmax(0,1fr);gap:1rem;padding:2rem 0 0}
.ia-pager.two-way{grid-template-columns:repeat(2,minmax(0,1fr))}
.ia-pager a{display:grid;grid-template-columns:auto 1fr auto;gap:.65rem;align-items:center;padding:1.2rem;border:1px solid var(--line);color:var(--nacre-muted);font-size:.75rem;letter-spacing:.06em;text-decoration:none;text-transform:uppercase}
.ia-pager strong{color:var(--nacre);font:500 1.05rem/1.25 Georgia,serif;letter-spacing:0;text-transform:none}
.ia-pager a:hover{border-color:var(--ambre);background:rgba(213,154,73,.08)}
@media(max-width:58rem){.ia-landing .ia-card-grid{grid-template-columns:1fr}.ia-landing .ia-card-grid .ia-card{min-height:0}.ia-pager.two-way{grid-template-columns:1fr}}
@media(max-width:34rem){.ia-landing .shell{width:min(calc(100% - 2rem),22rem);margin-left:1rem;margin-right:auto}.ia-landing .ia-hero{padding:2rem 0 1.5rem}.ia-landing .ia-hero h1{font-size:clamp(2.3rem,10vw,3rem)}.ia-landing .ia-card-grid{padding-top:1rem}.ia-landing .ia-card-grid .ia-card{gap:.65rem;padding:1.2rem}.ia-landing .ia-card h2{font-size:1.65rem}}

/* Parcours des expériences — navigation et rythme communs */
.experience-subnav{border-bottom:1px solid var(--line);background:rgba(17,24,39,.94)}
.experience-subnav .shell{display:flex;align-items:stretch;overflow-x:auto;scrollbar-width:thin}
.experience-subnav a{flex:0 0 auto;padding:1rem;border-right:1px solid rgba(238,232,220,.12);color:var(--nacre-muted);font-size:.72rem;font-weight:700;letter-spacing:.04em;text-decoration:none}
.experience-subnav a:hover,.experience-subnav a[aria-current=page]{background:rgba(213,154,73,.1);color:var(--nacre)}
.experience-hero,.experience-detail-hero{padding:clamp(2.4rem,5vw,4.5rem) 0 clamp(2rem,4vw,3.5rem);border-bottom:1px solid var(--line)}
.experience-hero h1,.experience-detail-hero h1{max-width:18ch;margin:.2em 0;font-size:clamp(2.8rem,5.4vw,5.3rem)}
.experience-main{padding-top:clamp(1.5rem,3vw,2.5rem)}
.experiment-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.experiment-card{display:grid;grid-template-columns:auto 1fr;gap:.65rem 1rem;min-width:0;padding:clamp(1.35rem,3vw,2rem);border:1px solid var(--line);background:linear-gradient(145deg,rgba(17,24,39,.96),rgba(9,13,21,.88));color:var(--nacre);text-decoration:none}
.experiment-card:hover{border-color:var(--ambre);background:linear-gradient(145deg,rgba(49,43,85,.55),rgba(9,13,21,.94))}
.experiment-card .experiment-number{color:var(--ambre);font-size:.78rem;font-weight:800;letter-spacing:.16em}
.experiment-card .tag{justify-self:start;margin:0}
.experiment-card h2,.experiment-card p,.experiment-card strong{grid-column:1/-1}
.experiment-card h2{margin:.35rem 0 0;font-size:clamp(1.65rem,2.5vw,2.35rem)}
.experiment-card p{margin:0;color:var(--nacre-muted)}
.experiment-card strong{margin-top:.35rem;color:#f0c984;font-size:.88rem}
.score-sequence{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}
.score-sequence article{padding:1.25rem;border:1px solid var(--line);background:rgba(17,24,39,.72)}
.score-sequence article.highlight{border-color:var(--ambre);background:rgba(213,154,73,.08)}
.score-sequence span,.score-sequence strong{display:block}
.score-sequence span{color:var(--nacre-muted);font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.score-sequence strong{margin:.35rem 0;color:var(--ambre);font:500 3.2rem/1 Georgia,serif}
.score-sequence p{margin-bottom:0;font-size:.9rem}
.experiment-pager{display:grid;grid-template-columns:minmax(0,1fr);gap:1rem;padding:2rem 0 0}
.experiment-pager.two-way{grid-template-columns:repeat(2,minmax(0,1fr))}
.experiment-pager a{display:grid;grid-template-columns:auto 1fr auto;gap:.7rem;align-items:center;padding:1.1rem;border:1px solid var(--line);color:var(--nacre-muted);font-size:.72rem;letter-spacing:.05em;text-decoration:none;text-transform:uppercase}
.experiment-pager strong{color:var(--nacre);font:500 1rem/1.25 Georgia,serif;letter-spacing:0;text-transform:none}
.experiment-pager a:hover{border-color:var(--ambre);background:rgba(213,154,73,.08)}
@media(max-width:58rem){.experiment-grid,.score-sequence{grid-template-columns:1fr 1fr}.experiment-pager.two-way{grid-template-columns:1fr}}
@media(max-width:34rem){.experience-landing .shell,.experience-detail .shell{width:min(calc(100% - 2rem),22rem);margin-left:1rem;margin-right:auto}.experiment-grid,.score-sequence{grid-template-columns:1fr}.experience-hero,.experience-detail-hero{padding:2rem 0 1.75rem}.experience-hero h1,.experience-detail-hero h1{font-size:clamp(2.45rem,12vw,3.4rem)}}


.experience-subnav .shell,.ia-subnav .shell{scrollbar-width:thin;scrollbar-color:rgba(213,154,73,.55) transparent}.experience-subnav .shell::-webkit-scrollbar,.ia-subnav .shell::-webkit-scrollbar{height:6px}.experience-subnav .shell::-webkit-scrollbar-thumb,.ia-subnav .shell::-webkit-scrollbar-thumb{background:rgba(213,154,73,.55);border-radius:999px}


/* Archives du Diamant intégrées au langage du Seuil */
.seuil-archive{background:radial-gradient(circle at 18% 8%,rgba(117,105,200,.14),transparent 30rem),linear-gradient(180deg,#0b1019 0%,var(--graphite) 100%);color:var(--nacre)}
.seuil-archive .topbar{display:none}
.seuil-archive .archive-head{width:min(calc(100% - 2rem),var(--measure));margin-inline:auto;padding:clamp(2.5rem,6vw,5rem) 0 2.5rem;border-bottom:1px solid rgba(238,232,220,.12)}
.seuil-archive .archive-head h1{max-width:17ch;margin:.2em 0;font:500 clamp(2.8rem,5.4vw,5.3rem)/1.06 Georgia,serif;letter-spacing:0;text-transform:none}
.seuil-archive .archive-head>p:not(.eyebrow){max-width:48rem;color:var(--nacre-muted);font-size:1.08rem}
.seuil-archive .archive-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;width:min(calc(100% - 2rem),var(--measure));margin-inline:auto;padding:clamp(2rem,5vw,4rem) 0}
.seuil-archive .archive-card{display:flex;min-height:10rem;flex-direction:column;gap:.45rem;padding:1.35rem;border:1px solid var(--line);background:linear-gradient(145deg,rgba(17,24,39,.96),rgba(9,13,21,.88));color:var(--nacre);font-size:.94rem;text-decoration:none}
.seuil-archive .archive-card:hover{border-color:var(--ambre);background:linear-gradient(145deg,rgba(49,43,85,.55),rgba(9,13,21,.94))}
.seuil-archive .archive-card span{color:var(--ambre);font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.seuil-archive .archive-card strong{color:var(--nacre);font:500 1.35rem/1.2 Georgia,serif}
.seuil-archive .archive-group{width:min(calc(100% - 2rem),var(--measure));margin-inline:auto;padding:clamp(2rem,5vw,4rem) 0;border-bottom:1px solid rgba(238,232,220,.12)}
.seuil-archive .archive-group>.archive-grid{width:100%;padding:1rem 0 0}
.seuil-archive .marker{color:var(--ambre);font-size:.76rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.seuil-archive .viewer{width:min(calc(100% - 2rem),var(--measure));margin-inline:auto;padding:clamp(2.5rem,6vw,5rem) 0}
.seuil-archive .viewer h1{max-width:18ch;font-size:clamp(2.6rem,5vw,4.8rem)}
.seuil-archive .privacy-note{max-width:48rem;color:var(--nacre-muted)}
.seuil-archive .viewer pre{max-height:none;overflow:auto;padding:1.25rem;border:1px solid var(--line);background:#070a10;color:#e7e1d7;white-space:pre-wrap;word-break:break-word}
.seuil-archive .archive-image{margin:2rem 0;padding:1rem;border:1px solid var(--line);background:rgba(17,24,39,.82)}
.seuil-archive .archive-image img{display:block;max-width:100%;height:auto;margin:auto}
.archive-original{margin-bottom:4rem;padding:clamp(1.5rem,4vw,2.5rem);border:1px solid var(--line);background:rgba(49,43,85,.22)}
.archive-original h2{margin-bottom:.5rem}
@media(max-width:48rem){.seuil-archive .archive-grid{grid-template-columns:1fr}.seuil-archive .archive-card{min-height:0}}

.archive-visuals{padding:clamp(2rem,5vw,4rem) 0;border-bottom:1px solid rgba(238,232,220,.12)}
.archive-visuals h2{max-width:18ch}
.archive-visual-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.archive-visual-grid figure{margin:0;padding:.8rem;border:1px solid var(--line);background:rgba(17,24,39,.82)}
.archive-visual-grid img{display:block;width:100%;height:auto}
.archive-visual-grid figcaption{padding:.65rem .2rem 0;color:var(--nacre-muted);font-size:.82rem}
@media(max-width:48rem){.archive-visual-grid{grid-template-columns:1fr}}


/* Parité du laboratoire et portes de parcours */
.role-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1px;border:1px solid var(--line);background:var(--line)}
.role-grid article{min-width:0;padding:1.25rem;background:var(--graphite-soft)}
.role-grid h3{margin:.15rem 0 .5rem;color:var(--ambre)}
.role-grid p{margin:0;color:var(--nacre-muted);font-size:.9rem}
.iris-role{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(2rem,7vw,6rem)}
.principle-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}
.principle-grid article{padding:1.25rem;border-top:2px solid var(--indigo);background:rgba(17,24,39,.55)}
.principle-grid h3{margin:.1rem 0 .65rem;font-size:1.2rem}
.principle-grid p{margin:0;color:var(--nacre-muted);font-size:.9rem}
.branch-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.branch-grid.three-branches{grid-template-columns:repeat(3,minmax(0,1fr))}
.branch-card{display:flex;min-width:0;min-height:23rem;flex-direction:column;justify-content:space-between;gap:1rem;padding:clamp(1.3rem,3vw,2rem);border:1px solid var(--line);background:linear-gradient(145deg,rgba(17,24,39,.98),rgba(9,13,21,.9))}
.branch-card.featured{border-color:var(--ambre);background:linear-gradient(145deg,rgba(213,154,73,.1),rgba(9,13,21,.94))}
.branch-index{display:block;color:var(--ambre);font-size:.72rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
.branch-card h3{margin:.55rem 0 .75rem;font-size:clamp(1.6rem,2.5vw,2.25rem)}
.branch-card p{color:var(--nacre-muted)}
.branch-card .branch-result{margin:auto 0 0;padding-top:1rem;border-top:1px solid rgba(238,232,220,.12);color:#f0c984;font-size:.78rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase}
.branch-actions{display:flex;flex-wrap:wrap;align-items:center;gap:.7rem 1rem}
.branch-actions .button{margin:0}
.branch-actions>a:not(.button){font-size:.86rem}
.continuation-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:1.5rem}
.continuation-links a{display:flex;min-width:0;flex-direction:column;gap:.35rem;padding:1.25rem;border:1px solid var(--line);color:var(--nacre);text-decoration:none}
.continuation-links a:hover{border-color:var(--ambre);background:rgba(213,154,73,.08)}
.continuation-links span{color:var(--nacre-muted);font-size:.9rem}
@media(max-width:64rem){.role-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.principle-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.branch-grid.three-branches{grid-template-columns:1fr 1fr}}
@media(max-width:48rem){.role-grid,.principle-grid,.branch-grid,.branch-grid.three-branches,.continuation-links,.iris-role{grid-template-columns:1fr}.branch-card{min-height:0}}


/* Arrivée compacte du Diamant */
.seuil-archive .arrival-head{padding:clamp(1rem,2.2vw,1.8rem) 0 1rem}
.seuil-archive .arrival-head h1{max-width:none;margin:.1em 0;font-size:clamp(2.2rem,4.2vw,3.8rem)}
.seuil-archive .arrival-head>p:not(.eyebrow){margin:.35rem 0 0;font-size:.95rem}
.seuil-archive .archive-branches{padding:clamp(1rem,2.5vw,1.75rem) 0}
.seuil-archive .archive-branches>.eyebrow{margin:0 0 .65rem}
.seuil-archive .branch-entry-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:.65rem;padding:0}
.seuil-archive .branch-entry{min-height:0;gap:.28rem;padding:.9rem}
.seuil-archive .branch-entry span{font-size:.66rem}
.seuil-archive .branch-entry strong{font-size:1.12rem}
.seuil-archive .branch-entry small{color:var(--nacre-muted);font-size:.76rem;line-height:1.35}
@media(max-width:64rem){.seuil-archive .branch-entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:48rem){.seuil-archive .branch-entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem}.seuil-archive .branch-entry{padding:.75rem}.seuil-archive .branch-entry strong{font-size:1rem}.seuil-archive .branch-entry small{font-size:.7rem}}


/* Parcours dédié de l’étalon Codex du Diamant */
.seuil-archive.codex-entry .codex-entry-head{padding:clamp(2rem,5vw,4rem) 0 2rem}
.seuil-archive.codex-entry .codex-entry-head h1{max-width:15ch}
.codex-summary-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin-top:1.5rem}
.codex-summary-grid .card{min-width:0}
.codex-summary-grid code{overflow-wrap:anywhere}
.codex-planche{margin:1.5rem 0 0;padding:1rem;border:1px solid var(--line);background:rgba(17,24,39,.82)}
.codex-planche img{display:block;width:100%;max-width:100%;height:auto}
.codex-planche figcaption{padding:.75rem .2rem 0;color:var(--nacre-muted);font-size:.82rem}
.codex-result-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(1.5rem,5vw,4rem);align-items:start}
.codex-score-detail ul{margin:0;padding:0;list-style:none;border-top:1px solid var(--line)}
.codex-score-detail li{display:flex;justify-content:space-between;gap:1rem;padding:.8rem 0;border-bottom:1px solid var(--line)}
.codex-score-detail span{color:var(--nacre-muted)}
.codex-score-detail strong{color:#f0c984;white-space:nowrap}
.codex-return{margin-top:2rem}
@media(max-width:52rem){.codex-summary-grid{grid-template-columns:1fr}.codex-result-grid{grid-template-columns:1fr}.seuil-archive.codex-entry .archive-grid{grid-template-columns:1fr}.seuil-archive.codex-entry .codex-entry-head h1{font-size:clamp(2.7rem,12vw,4.2rem)}}


/* Galerie dédiée · Diamant · essai local 2 */
.seuil-archive.local2-gallery .archive-head{padding-bottom:1rem;border-bottom:0}
.seuil-archive.local2-gallery .local2-gallery-section{padding-top:0}
.local2-gallery-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:0}
.local2-gallery-item{display:block;min-width:0;border:1px solid var(--line);background:rgba(17,24,39,.82);color:var(--nacre);text-decoration:none}
.local2-gallery-item figure{margin:0}
.local2-gallery-item img{display:block;width:100%;max-width:100%;height:auto}
.local2-gallery-item figcaption{display:flex;justify-content:space-between;gap:1rem;padding:1rem}
.local2-gallery-item figcaption span{color:var(--nacre-muted);font-size:.8rem;text-align:right}
.local2-gallery-return{margin-top:2rem}
@media(max-width:48rem){.local2-gallery-grid{grid-template-columns:1fr}.local2-gallery-item figcaption{align-items:flex-start;flex-direction:column;gap:.35rem}.local2-gallery-item figcaption span{text-align:left}}


/* Galerie dédiée · Diamant · essai local 3 */
.seuil-archive.local3-gallery .archive-head{padding-bottom:1rem;border-bottom:0}
.seuil-archive.local3-gallery .local3-gallery-section{padding-top:0}
.local3-gallery-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:0}
.local3-gallery-item{display:block;min-width:0;border:1px solid var(--line);background:rgba(17,24,39,.82);color:var(--nacre);text-decoration:none}
.local3-gallery-item figure{margin:0}
.local3-gallery-item img{display:block;width:100%;max-width:100%;height:auto}
.local3-gallery-item figcaption{display:flex;justify-content:space-between;gap:1rem;padding:1rem}
.local3-gallery-item figcaption span{color:var(--nacre-muted);font-size:.8rem;text-align:right}
.local3-gallery-return{margin-top:2rem}
@media(max-width:48rem){.local3-gallery-grid{grid-template-columns:1fr}.local3-gallery-item figcaption{align-items:flex-start;flex-direction:column;gap:.35rem}.local3-gallery-item figcaption span{text-align:left}}