:root{color-scheme:light;--ink:#102139;--muted:#53657b;--line:#dbe3ea;--paper:#f5f8fb;--white:#fff;--navy:#101d31;--teal:#0a777b;--mint:#61e0d4;--shadow:0 16px 42px rgba(16,33,57,.07)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1rem/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:inherit;text-decoration-thickness:.09em;text-underline-offset:.22em}
a:hover{color:var(--teal)}
a:focus-visible{outline:3px solid var(--teal);outline-offset:4px;border-radius:3px}
.shell{width:min(1180px,calc(100% - 2.5rem));margin-inline:auto}
.narrow{width:min(800px,calc(100% - 2.5rem));margin-inline:auto}
.skip-link{position:absolute;left:1rem;top:-5rem;padding:.7rem 1rem;background:white;z-index:20}
.skip-link:focus{top:1rem}
.site-header{background:var(--navy);color:white;border-bottom:1px solid rgba(255,255,255,.12)}
.header-inner{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:1.5rem}
.brand{display:inline-flex;align-items:center;gap:.7rem;font-size:1.02rem;font-weight:750;letter-spacing:-.02em;text-decoration:none;white-space:nowrap}
.brand:hover,.main-nav a:hover{color:var(--mint)}
.brand-mark{width:2.2rem;height:2.2rem;display:grid;place-items:center;background:var(--mint);color:var(--navy);border-radius:.42rem;font-size:.78rem;letter-spacing:.02em}
.main-nav{display:flex;flex-wrap:wrap;gap:.1rem .45rem}
.main-nav a{display:block;padding:.5rem .68rem;border-radius:.3rem;text-decoration:none;font-size:.93rem}
.main-nav [aria-current="page"]{background:rgba(255,255,255,.12);color:white}
.hero{background:var(--navy);color:white;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;right:-15rem;bottom:-24rem;width:45rem;height:45rem;border:1px solid rgba(97,224,212,.16);border-radius:50%;box-shadow:0 0 0 5rem rgba(97,224,212,.025),0 0 0 10rem rgba(97,224,212,.02);pointer-events:none}
.hero-inner{padding:clamp(4rem,9vw,7.8rem) 0 6rem;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(260px,.65fr);align-items:center;gap:3rem;position:relative;z-index:1}
.eyebrow{font-size:.76rem;font-weight:750;text-transform:uppercase;letter-spacing:.18em;color:var(--teal);margin:0 0 1.1rem}
.hero .eyebrow,.dark-panel .eyebrow{color:var(--mint)}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{line-height:1.16;letter-spacing:-.035em}
h1{font-size:clamp(2.6rem,5.6vw,5.4rem);max-width:13ch;margin-bottom:1.35rem}
.hero h1{max-width:13ch}
h2{font-size:clamp(2rem,3.6vw,3.2rem);margin-bottom:1.1rem}
h3{font-size:1.25rem;margin-bottom:.6rem}
.lead{font-size:clamp(1.08rem,1.5vw,1.27rem);line-height:1.6;max-width:65ch}
.hero .lead{color:#d8e3ee}
.actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2rem}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:2.9rem;padding:.67rem 1.05rem;border:1px solid currentColor;border-radius:.28rem;text-decoration:none;font-weight:700;font-size:.92rem}
.button.primary{background:var(--mint);border-color:var(--mint);color:var(--navy)}
.button.primary:hover{background:white;border-color:white}
.button.secondary{color:white;border-color:#718398}
.button.secondary:hover{border-color:var(--mint);color:var(--mint)}
.hero-note{padding:1.5rem;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.055);border-radius:.5rem;backdrop-filter:blur(2px)}
.hero-note .label{font-size:.74rem;text-transform:uppercase;letter-spacing:.16em;color:var(--mint);font-weight:750}
.hero-note p{margin:.65rem 0 0;color:#d8e3ee}
.hero-note strong{display:block;color:white;font-size:1.22rem}
.rule{height:1px;background:rgba(255,255,255,.18);margin:1.1rem 0}
.section{padding:clamp(3.7rem,7vw,6.5rem) 0}
.section.compact{padding-block:3.7rem}
.section.white{background:white}
.section.dark-panel{background:var(--navy);color:white}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:2rem;margin-bottom:2rem}
.section-head p{max-width:43ch;color:var(--muted);margin:0}
.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{background:white;border:1px solid var(--line);border-radius:.45rem;padding:1.55rem;box-shadow:var(--shadow)}
a.card{display:block;text-decoration:none;transition:transform .18s ease,border-color .18s ease}
a.card:hover{transform:translateY(-3px);border-color:var(--teal);color:var(--ink)}
.card .kicker{font-size:.75rem;text-transform:uppercase;letter-spacing:.14em;font-weight:750;color:var(--teal);margin-bottom:1rem}
.card p{color:var(--muted);margin-bottom:1.25rem}
.card .link-text{font-weight:750;color:var(--teal);font-size:.9rem}
.card h3{max-width:21ch}
.project-card{min-height:20rem;display:flex!important;flex-direction:column;justify-content:space-between}
.project-card .card-bottom{margin-top:2rem}
.project-card .meta{color:var(--muted);font-size:.87rem}
.stat-line{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;border-top:1px solid var(--line);padding-top:1.5rem}
.stat-line strong{display:block;font-size:1.02rem}
.stat-line span{color:var(--muted);font-size:.9rem}
.page-intro{padding:4rem 0 3rem;background:var(--navy);color:white}
.page-intro h1{font-size:clamp(2.35rem,4.7vw,4.3rem);max-width:18ch}
.page-intro .lead{color:#d8e3ee}
.breadcrumb{font-size:.85rem;color:#b5c6d7;margin-bottom:1.3rem}
.breadcrumb a:hover{color:var(--mint)}
.body-copy{max-width:70ch}
.body-copy p,.body-copy li{color:#394c63}
.body-copy h2{font-size:clamp(1.7rem,3vw,2.35rem);margin:2.5rem 0 .9rem}
.body-copy h3{margin:1.8rem 0 .5rem}
.body-copy ul{padding-left:1.3rem}
.body-copy li{margin:.48rem 0}
.split{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(230px,.6fr);gap:3rem}
.aside{background:#eaf2f5;border-left:3px solid var(--teal);padding:1.4rem;align-self:start}
.aside h2{font-size:1.12rem;letter-spacing:0}
.aside ul{list-style:none;padding:0;margin:0}
.aside li{padding:.35rem 0;border-bottom:1px solid #cddce2;font-size:.9rem}
.aside li:last-child{border:0}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin:2.5rem 0}
.process div{padding:1.3rem;background:white;border:1px solid var(--line);border-top:3px solid var(--teal)}
.process span{display:block;font-weight:800;color:var(--teal);font-size:.8rem;margin-bottom:.6rem}
.process strong{display:block;line-height:1.35}
.process p{color:var(--muted);font-size:.9rem;margin:.45rem 0 0}
.architecture{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin:2rem 0}
.architecture div{background:#eaf2f5;border:1px solid #cfe1e7;border-radius:.3rem;padding:1.4rem}
.architecture span{font-size:.73rem;letter-spacing:.15em;text-transform:uppercase;color:var(--teal);font-weight:750}
.architecture strong{display:block;font-size:1.2rem;margin:.55rem 0}
.architecture small{display:block;font-size:.91rem;line-height:1.5;color:var(--muted)}
.tag-list{display:flex;flex-wrap:wrap;gap:.42rem;list-style:none;padding:0!important;margin:1.2rem 0}
.tag-list li{margin:0!important;border:1px solid #cbdbe3;color:#244e5a!important;background:#eef6f7;padding:.23rem .55rem;border-radius:.25rem;font-size:.83rem}
.quote-line{font-size:clamp(1.35rem,2.4vw,2rem);line-height:1.45;font-weight:650;max-width:30ch}
.site-footer{background:#0b1625;color:#d3dfec;padding:2.4rem 0}
.footer-inner{display:flex;justify-content:space-between;gap:1.5rem;align-items:center}
.footer-inner strong,.footer-inner span{display:block}
.footer-inner span{color:#95a9bf;font-size:.87rem}
.footer-links{display:flex;gap:1.1rem;flex-wrap:wrap;font-size:.9rem}
.footer-links a:hover{color:var(--mint)}
@media(max-width:850px){.hero-inner,.split{grid-template-columns:1fr}.hero-note{max-width:520px}.grid.three,.architecture{grid-template-columns:repeat(2,minmax(0,1fr))}.process{grid-template-columns:repeat(2,1fr)}}
@media(max-width:610px){.header-inner{align-items:flex-start;flex-direction:column;padding-block:1rem;gap:.5rem}.main-nav{margin-left:-.68rem}.hero-inner{padding:4rem 0}.grid.two,.grid.three,.architecture,.process,.stat-line{grid-template-columns:1fr}.section-head,.footer-inner{display:block}.footer-links{margin-top:1.2rem}.page-intro{padding:3rem 0}.card{padding:1.3rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}a.card{transition:none}}

/* Centre les fiches de projet après le retrait de la colonne latérale. */
.project-article .body-copy{margin-inline:auto}