/* Polices auto-hébergées */
/* archivo-latin-ext-wdth-normal */
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  font-stretch: 62% 125%;
  src: url(/assets/fonts/archivo-latin-ext-wdth-normal.woff2) format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
/* archivo-latin-wdth-normal */
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  font-stretch: 62% 125%;
  src: url(/assets/fonts/archivo-latin-wdth-normal.woff2) format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
/* public-sans-latin-ext-400-normal */
@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url(/assets/fonts/public-sans-latin-ext-400-normal.woff2) format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
/* public-sans-latin-400-normal */
@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url(/assets/fonts/public-sans-latin-400-normal.woff2) format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
/* public-sans-latin-ext-500-normal */
@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 500;
  src: url(/assets/fonts/public-sans-latin-ext-500-normal.woff2) format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
/* public-sans-latin-500-normal */
@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 500;
  src: url(/assets/fonts/public-sans-latin-500-normal.woff2) format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
/* public-sans-latin-ext-600-normal */
@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 600;
  src: url(/assets/fonts/public-sans-latin-ext-600-normal.woff2) format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
/* public-sans-latin-600-normal */
@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 600;
  src: url(/assets/fonts/public-sans-latin-600-normal.woff2) format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
/* public-sans-latin-ext-700-normal */
@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 700;
  src: url(/assets/fonts/public-sans-latin-ext-700-normal.woff2) format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
/* public-sans-latin-700-normal */
@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 700;
  src: url(/assets/fonts/public-sans-latin-700-normal.woff2) format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
/* ibm-plex-mono-latin-ext-400-normal */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url(/assets/fonts/ibm-plex-mono-latin-ext-400-normal.woff2) format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
/* ibm-plex-mono-latin-400-normal */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url(/assets/fonts/ibm-plex-mono-latin-400-normal.woff2) format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
/* ibm-plex-mono-latin-ext-500-normal */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-display: swap;
  font-weight: 500;
  src: url(/assets/fonts/ibm-plex-mono-latin-ext-500-normal.woff2) format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
/* ibm-plex-mono-latin-500-normal */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-display: swap;
  font-weight: 500;
  src: url(/assets/fonts/ibm-plex-mono-latin-500-normal.woff2) format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

/* Layout : le site se lit comme un dossier de plans d'exécution — bandeaux pleine largeur alternant
   papier blanc et nuit indigo, annotations techniques en mono, pied de page en cartouche. */
:root{
  color-scheme: light;
  --night:#10163A;      /* fond sombre, indigo du logo assombri */
  --night-2:#18204D;
  --indigo:#2B2774;     /* texte "VISION" du logo */
  --blue:#0063A3;       /* bleu du logo (flèches) */
  --sky:#7DB4DA;        /* bleu clair du logo */
  --paper:#FFFFFF;
  --concrete:#F1F3F7;   /* gris béton légèrement bleuté */
  --line:#D8DDE8;
  --ink:#1A1F33;
  --muted:#5B6278;
  --on-night:#E8ECF7;
  --on-night-muted:#A3ACCB;
  --f-display:"Archivo","Arial Narrow",Helvetica,Arial,sans-serif;
  --f-body:"Public Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --wrap:1200px;
  --gut:clamp(16px,4vw,40px);
  --header-h:76px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:16.5px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--f-display);font-stretch:112%;line-height:1.08;margin:0;text-wrap:balance;letter-spacing:-.01em}
h1{font-weight:850}
h2{font-size:clamp(1.9rem,3.6vw,2.9rem);font-weight:800}
h3{font-size:1.3rem;font-weight:750}
p{margin:0}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}
.mono{font-family:var(--f-mono);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}
.eyebrow{display:flex;align-items:center;gap:12px;font-family:var(--f-mono);font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin-bottom:18px}
.eyebrow::before{content:"";width:28px;height:0;border-top:1.5px solid currentColor}
.dark .eyebrow{color:var(--sky)}
.lead{font-size:1.14rem;color:var(--muted);max-width:62ch}
.dark .lead{color:var(--on-night-muted)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:24px;height:var(--header-h)}
.brand{display:flex;align-items:center;flex:none;text-decoration:none}
.brand img{height:54px;width:auto;display:block}
.nav{display:flex;gap:2px;margin-left:auto;align-items:center}
.nav a{text-decoration:none;font-weight:600;font-size:.9rem;padding:8px 11px;border-radius:2px;color:var(--ink);position:relative;white-space:nowrap}
.nav a::after{content:"";position:absolute;left:11px;right:11px;bottom:3px;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav a:hover::after,.nav a[aria-current="page"]::after{transform:scaleX(1)}
.nav a[aria-current="page"]{color:var(--indigo)}
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--f-body);font-weight:700;font-size:.95rem;padding:14px 22px;border:1.5px solid transparent;text-decoration:none;cursor:pointer;transition:background .2s,color .2s,border-color .2s,transform .2s;border-radius:2px;line-height:1.2}
.btn svg{width:16px;height:16px;transition:transform .2s}
.btn:hover svg{transform:translateX(3px)}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--indigo)}
.btn-ghost{border-color:currentColor;color:var(--indigo);background:transparent}
.btn-ghost:hover{background:var(--indigo);color:#fff;border-color:var(--indigo)}
.dark .btn-ghost{color:#fff}
.dark .btn-ghost:hover{background:#fff;color:var(--night);border-color:#fff}
.header-cta{padding:11px 18px;font-size:.88rem}
.nav a.header-cta,.nav a.header-cta[aria-current]{color:#fff}
.nav a.header-cta::after{display:none}
.burger{display:none;margin-left:auto;background:none;border:1.5px solid var(--line);width:46px;height:46px;cursor:pointer;border-radius:2px;color:var(--indigo)}
.burger svg{width:22px;height:22px}
@media (max-width:1100px){
  .nav{position:fixed;inset:var(--header-h) 0 auto 0;flex-direction:column;align-items:stretch;background:#fff;border-bottom:1px solid var(--line);padding:12px var(--gut) 24px;gap:0;display:none;max-height:calc(100vh - var(--header-h));overflow:auto}
  .nav.open{display:flex}
  .nav a{padding:14px 4px;border-bottom:1px solid var(--line);font-size:1rem}
  .nav a::after{display:none}
  .nav .header-cta{margin-top:16px;justify-content:center;border-bottom:0;color:#fff}
  .burger{display:inline-grid;place-items:center}
}

/* ---------- Sections ---------- */
.section{padding-block:clamp(64px,9vw,120px)}
.section.tight{padding-block:clamp(48px,6vw,80px)}
.dark{background:var(--night);color:var(--on-night)}
.grey{background:var(--concrete)}
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,5vw,72px);align-items:end;margin-bottom:clamp(36px,5vw,60px)}
.section-head > *{min-width:0}
@media (max-width:820px){.section-head{grid-template-columns:1fr}}

/* Cote (ligne de cotation) — séparateur signature */
.cote{display:flex;align-items:center;gap:12px;color:var(--muted);font-family:var(--f-mono);font-size:.72rem;letter-spacing:.08em;margin-block:0 28px}
.cote::before,.cote::after{content:"";flex:1;height:9px;border-top:1px solid currentColor;border-inline:1px solid currentColor;transform:translateY(4px);opacity:.6}
.dark .cote{color:var(--on-night-muted)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--night);color:#fff;overflow:hidden;isolation:isolate}
.hero-art{position:absolute;inset:0;z-index:-1}
.hero-art svg{position:absolute;right:-4%;bottom:0;height:100%;width:auto;min-width:60%;max-width:none}
.hero-art img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(16,22,58,.97) 0%,rgba(16,22,58,.88) 42%,rgba(16,22,58,.35) 100%)}
.hero .wrap{padding-block:clamp(72px,11vw,150px) clamp(56px,7vw,96px)}
.hero h1{font-size:clamp(2.7rem,8.4vw,6.6rem);font-stretch:118%;letter-spacing:-.015em;line-height:.94}
.hero h1 span{display:block;color:var(--sky);font-weight:600;font-stretch:125%;font-size:.42em;letter-spacing:.24em;margin-top:.35em}
.hero .sub{font-family:var(--f-display);font-stretch:108%;font-weight:600;font-size:clamp(1.2rem,2.2vw,1.65rem);margin-top:28px;max-width:30ch;line-height:1.25}
.hero .intro{margin-top:20px;max-width:58ch;color:var(--on-night-muted);font-size:1.04rem}
.hero .actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero-strip{border-top:1px solid rgba(255,255,255,.14);display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.hero-strip div{padding:22px 20px 24px 0}
.hero-strip div + div{padding-left:20px;border-left:1px solid rgba(255,255,255,.14)}
.hero-strip b{display:block;font-family:var(--f-display);font-stretch:112%;font-size:1.15rem;font-weight:750}
.hero-strip small{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--on-night-muted)}
@media (max-width:820px){.hero-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.hero-strip div:nth-child(3){padding-left:0;border-left:0}.hero-strip div:nth-child(n+3){border-top:1px solid rgba(255,255,255,.14)}}
@media (max-width:640px){.hero-art svg{opacity:.35;right:-30%}}
.crane-hook{transform-origin:center top;transform-box:fill-box;animation:sway 6s ease-in-out infinite}
@keyframes sway{0%,100%{transform:rotate(-2deg)}50%{transform:rotate(2deg)}}

/* Page header (sous-pages) */
.page-hero{background:var(--night);color:#fff;position:relative;overflow:hidden}
.page-hero .wrap{padding-block:clamp(56px,8vw,104px) clamp(44px,6vw,72px);position:relative}
.page-hero h1{font-size:clamp(2.3rem,5.6vw,4.4rem);font-stretch:116%}
.page-hero .lead{margin-top:20px;color:var(--on-night-muted)}
.page-hero .ref{position:absolute;right:var(--gut);top:clamp(56px,8vw,104px);font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;color:var(--on-night-muted);text-align:right;line-height:1.8}
.page-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(125,180,218,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(125,180,218,.07) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(90deg,transparent 30%,#000)}
@media (max-width:820px){.page-hero .ref{display:none}}
.crumb{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--sky);margin-bottom:20px}
.crumb a{text-decoration:none}

/* ---------- Visuels (illustrations techniques / emplacements photo) ---------- */
.visuel{margin:0;position:relative;background:var(--night);overflow:hidden;aspect-ratio:4/3;max-width:100%}
.visuel svg{display:block;width:100%;height:100%}
.visuel img{display:block;width:100%;height:100%;object-fit:cover}
.visuel figcaption{position:absolute;left:0;bottom:0;right:0;padding:10px 14px;font-family:var(--f-mono);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;color:var(--on-night-muted);background:linear-gradient(transparent,rgba(16,22,58,.85))}

/* ---------- Split ---------- */
.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(32px,6vw,88px);align-items:center}
.split.rev > :first-child{order:2}
@media (max-width:900px){.split{grid-template-columns:1fr}.split.rev > :first-child{order:0}}
.checks{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:0}
.checks li{display:grid;grid-template-columns:28px 1fr;gap:10px;padding:13px 0;border-top:1px solid var(--line);font-weight:500}
.checks li:last-child{border-bottom:1px solid var(--line)}
.checks li::before{content:"";width:12px;height:12px;margin-top:7px;border:2px solid var(--blue);transform:rotate(45deg)}
.dark .checks li{border-color:rgba(255,255,255,.12)}

/* ---------- Cartes expertises ---------- */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media (max-width:980px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:620px){.cards{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);text-decoration:none;display:flex;flex-direction:column;transition:transform .3s,box-shadow .3s,border-color .3s}
.card .visuel{aspect-ratio:16/10}
.card .visuel svg{transition:transform .6s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px -18px rgba(16,22,58,.35);border-color:var(--sky)}
.card:hover .visuel svg{transform:scale(1.05)}
.card-body{padding:24px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body .mono{color:var(--blue)}
.card-body p{color:var(--muted);font-size:.96rem}
.card-link{margin-top:auto;padding-top:8px;font-weight:700;font-size:.9rem;color:var(--indigo);display:flex;align-items:center;gap:8px}
.card-link svg{width:15px;height:15px;transition:transform .2s}
.card:hover .card-link svg{transform:translateX(4px)}

/* ---------- Atouts ---------- */
.atouts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid rgba(255,255,255,.14)}
.atouts > div{padding:34px 30px 38px 0;border-bottom:1px solid rgba(255,255,255,.14)}
.atouts > div:not(:nth-child(3n+1)){padding-left:30px;border-left:1px solid rgba(255,255,255,.14)}
.atouts h3{font-size:1.2rem;margin-bottom:10px;color:#fff}
.atouts p{color:var(--on-night-muted);font-size:.96rem}
.atouts .mark{display:block;width:34px;height:3px;background:var(--sky);margin-bottom:22px}
@media (max-width:900px){.atouts{grid-template-columns:1fr 1fr}.atouts > div{padding:28px 20px 30px 0 !important;border-left:0 !important}.atouts > div:nth-child(2n){padding-left:20px !important;border-left:1px solid rgba(255,255,255,.14) !important}}
@media (max-width:560px){.atouts{grid-template-columns:1fr}.atouts > div:nth-child(2n){padding-left:0 !important;border-left:0 !important}}

/* ---------- CTA band ---------- */
.cta-band{background:var(--blue);color:#fff;position:relative;overflow:hidden}
.cta-band .wrap{display:flex;flex-wrap:wrap;gap:28px 48px;align-items:center;justify-content:space-between;padding-block:clamp(56px,7vw,88px)}
.cta-band h2{font-size:clamp(1.7rem,3.2vw,2.5rem);max-width:22ch}
.cta-band p{margin-top:14px;max-width:56ch;color:rgba(255,255,255,.85)}
.cta-band .btn{background:#fff;color:var(--indigo)}
.cta-band .btn:hover{background:var(--night);color:#fff}
.cta-band::before{content:"";position:absolute;right:-60px;top:-60px;width:320px;height:320px;border:1px solid rgba(255,255,255,.18);transform:rotate(45deg)}

/* ---------- Expertises détaillées ---------- */
.subnav{position:sticky;top:calc(env(safe-area-inset-top,0px) + var(--header-h));z-index:30;background:#fff;border-bottom:1px solid var(--line)}
.subnav .wrap{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.subnav .wrap::-webkit-scrollbar{display:none}
.subnav a{flex:none;text-decoration:none;padding:16px 14px;font-weight:600;font-size:.88rem;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap}
.subnav a b{font-family:var(--f-mono);font-weight:500;color:var(--blue);margin-right:6px;font-size:.78rem}
.subnav a:hover,.subnav a.on{color:var(--indigo);border-bottom-color:var(--blue)}
.expertise{padding-block:clamp(64px,8vw,104px);border-bottom:1px solid var(--line);scroll-margin-top:calc(var(--header-h) + 56px)}
.expertise:nth-of-type(even){background:var(--concrete)}
.exp-top{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,72px);align-items:start}
@media (max-width:900px){.exp-top{grid-template-columns:1fr}}
.exp-letter{font-family:var(--f-mono);font-size:.78rem;letter-spacing:.12em;color:var(--blue);display:block;margin-bottom:14px}
.exp-top h2{margin-bottom:22px}
.exp-top .prose{display:grid;gap:16px;color:var(--muted);max-width:62ch}
.exp-top .prose strong{color:var(--ink)}
.exp-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:clamp(28px,5vw,64px);margin-top:clamp(40px,5vw,60px)}
@media (max-width:900px){.exp-grid{grid-template-columns:1fr}}
.block-title{font-family:var(--f-mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink);padding-bottom:12px;border-bottom:2px solid var(--ink);margin-bottom:6px;display:flex;justify-content:space-between;gap:12px}
.block-title span{color:var(--muted)}
.presta{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:28px}
.presta li{padding:11px 0;border-bottom:1px solid var(--line);font-size:.95rem;display:flex;gap:12px;align-items:baseline}
.presta li::before{content:attr(data-n);font-family:var(--f-mono);font-size:.7rem;color:var(--blue);flex:none;width:22px}
@media (max-width:560px){.presta{grid-template-columns:1fr}}
.apps{display:grid;gap:18px}
.apps dl{margin:0}
.apps dt{font-weight:700;margin-top:14px}
.apps dd{margin:2px 0 0;color:var(--muted);font-size:.95rem}
.note{margin-top:24px;padding:16px 18px;border-left:3px solid var(--blue);background:rgba(0,99,163,.06);font-size:.93rem;color:var(--ink)}
.note b{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);display:block;margin-bottom:4px;font-weight:500}

.steps{list-style:none;padding:0;margin:clamp(40px,5vw,56px) 0 0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));counter-reset:s;border-top:2px solid var(--ink)}
.steps li{counter-increment:s;padding:20px 20px 22px 0;border-bottom:1px solid var(--line)}
.steps li:not(:nth-child(4n+1)){padding-left:20px;border-left:1px solid var(--line)}
.steps li::before{content:"Ph. " counter(s,decimal-leading-zero);display:block;font-family:var(--f-mono);font-size:.72rem;color:var(--blue);letter-spacing:.08em;margin-bottom:10px}
.steps b{display:block;font-family:var(--f-display);font-stretch:108%;font-size:1.02rem;margin-bottom:6px}
.steps span{color:var(--muted);font-size:.9rem;display:block}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr}.steps li{padding-left:0 !important;border-left:0 !important}.steps li:nth-child(2n){padding-left:20px !important;border-left:1px solid var(--line) !important}}
@media (max-width:520px){.steps{grid-template-columns:1fr}.steps li:nth-child(2n){padding-left:0 !important;border-left:0 !important}}

.comp-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-top:40px}
.comp-grid > div{background:#fff;padding:24px}
.comp-grid h4{font-size:1.02rem;font-stretch:108%;margin-bottom:8px}
.comp-grid p{color:var(--muted);font-size:.92rem}
@media (max-width:900px){.comp-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.comp-grid{grid-template-columns:1fr}}

/* ---------- Entreprise ---------- */
.engagements{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border-top:2px solid var(--ink)}
.engagements > div{padding:32px 32px 36px 0;border-bottom:1px solid var(--line)}
.engagements > div:nth-child(2n){padding-left:32px;border-left:1px solid var(--line)}
.engagements h3{margin-bottom:12px}
.engagements p{color:var(--muted)}
.engagements .mono{color:var(--blue);display:block;margin-bottom:14px}
@media (max-width:700px){.engagements{grid-template-columns:1fr}.engagements > div:nth-child(2n){padding-left:0;border-left:0}}
.fiche{border:1.5px solid var(--on-night-muted);font-size:.95rem}
.fiche div{display:grid;grid-template-columns:minmax(0,180px) minmax(0,1fr);border-bottom:1px solid rgba(255,255,255,.14)}
.fiche div:last-child{border-bottom:0}
.fiche dt,.fiche dd{margin:0;padding:13px 16px}
.fiche dt{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--on-night-muted);border-right:1px solid rgba(255,255,255,.14);display:flex;align-items:center}
.fiche dd{font-weight:600;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
@media (max-width:520px){.fiche div{grid-template-columns:1fr}.fiche dt{border-right:0;padding-bottom:0}}
.partners{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.partners span{padding:10px 16px;border:1px solid var(--line);background:#fff;font-weight:600;font-size:.92rem}

/* ---------- Méthode : frise ---------- */
.frise{list-style:none;margin:0;padding:0;position:relative}
.frise::before{content:"";position:absolute;left:28px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--blue),var(--sky))}
.frise li{display:grid;grid-template-columns:58px minmax(0,1fr) minmax(0,1.2fr);gap:clamp(18px,4vw,48px);padding-block:30px;border-bottom:1px solid var(--line);position:relative}
.frise li:last-child{border-bottom:0}
.frise .num{width:58px;height:58px;display:grid;place-items:center;background:var(--night);color:#fff;font-family:var(--f-display);font-stretch:118%;font-weight:800;font-size:1.25rem;position:relative;z-index:1;transition:background .3s}
.frise li:hover .num{background:var(--blue)}
.frise h3{font-size:1.4rem;margin-top:12px}
.frise .mono{color:var(--blue);display:block;margin-top:8px}
.frise p{color:var(--muted);margin-top:12px}
.frise .docs{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.frise .docs span{font-family:var(--f-mono);font-size:.72rem;padding:5px 9px;background:var(--concrete);border:1px solid var(--line);letter-spacing:.04em}
@media (max-width:820px){.frise li{grid-template-columns:58px minmax(0,1fr)}.frise li > :nth-child(3){grid-column:2}.frise h3{margin-top:14px}}
.glossaire{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.14)}
.glossaire > div{background:var(--night);padding:22px}
.glossaire b{font-family:var(--f-mono);color:var(--sky);font-weight:500;display:block;margin-bottom:6px;letter-spacing:.06em}
.glossaire span{color:var(--on-night-muted);font-size:.92rem}
@media (max-width:900px){.glossaire{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.glossaire{grid-template-columns:1fr}}

/* ---------- Moyens ---------- */
.fonctions{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;border-top:2px solid var(--ink);margin-top:36px}
.fonctions > div{padding:22px 18px 24px 0;border-bottom:1px solid var(--line)}
.fonctions > div + div{padding-left:18px;border-left:1px solid var(--line)}
.fonctions b{display:block;font-family:var(--f-display);font-stretch:108%;margin-bottom:6px}
.fonctions span{color:var(--muted);font-size:.9rem}
@media (max-width:980px){.fonctions{grid-template-columns:1fr 1fr}.fonctions > div{padding-left:0 !important;border-left:0 !important}.fonctions > div:nth-child(2n){padding-left:18px !important;border-left:1px solid var(--line) !important}}
@media (max-width:520px){.fonctions{grid-template-columns:1fr}.fonctions > div:nth-child(2n){padding-left:0 !important;border-left:0 !important}}
.materiel{width:100%;border-collapse:collapse;font-size:.95rem}
.materiel th{text-align:left;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;font-weight:500;color:var(--on-night-muted);padding:12px 14px 12px 0;border-bottom:1px solid rgba(255,255,255,.3)}
.materiel td{padding:14px 14px 14px 0;border-bottom:1px solid rgba(255,255,255,.12);vertical-align:top}
.materiel td:first-child{font-family:var(--f-mono);color:var(--sky);font-size:.78rem;white-space:nowrap}
.materiel td:nth-child(2){font-weight:700}
.materiel td:nth-child(3){color:var(--on-night-muted)}
.table-x{overflow-x:auto}
.secu{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px}
.secu > div{display:grid;grid-template-columns:44px minmax(0,1fr);gap:14px;padding:20px 0;border-bottom:1px solid var(--line)}
.secu i{font-style:normal;width:44px;height:44px;display:grid;place-items:center;border:1.5px solid var(--blue);color:var(--blue);font-family:var(--f-mono);font-size:.74rem}
.secu b{display:block;margin-bottom:2px}
.secu span{color:var(--muted);font-size:.93rem}
@media (max-width:760px){.secu{grid-template-columns:1fr}}

/* ---------- Réalisations ---------- */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:36px}
.filters button{font:600 .88rem var(--f-body);padding:10px 16px;border:1.5px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;border-radius:2px}
.filters button[aria-pressed="true"]{background:var(--indigo);border-color:var(--indigo);color:#fff}
.filters button:hover{border-color:var(--indigo)}
.empty{border:1.5px dashed var(--line);padding:clamp(32px,5vw,56px);display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;background:#fff}
.empty h3{margin-bottom:8px}
.empty p{color:var(--muted);max-width:60ch}
@media (max-width:700px){.empty{grid-template-columns:1fr}}
.proj{background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;transition:transform .3s,box-shadow .3s}
.proj:hover{transform:translateY(-4px);box-shadow:0 18px 40px -18px rgba(16,22,58,.35)}
.proj .card-body dl{display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 14px;margin:6px 0 0;font-size:.88rem}
.proj dt{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding-top:3px}
.proj dd{margin:0}
.modele{border:1.5px solid var(--ink);background:#fff}
.modele-head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:16px 22px;background:var(--ink);color:#fff;font-family:var(--f-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase}
.modele-head span:last-child{color:var(--sky)}
.modele-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-bottom:1px solid var(--line)}
.modele-meta div{padding:14px 22px;border-right:1px solid var(--line);border-top:1px solid var(--line)}
.modele-meta div:nth-child(3n){border-right:0}
.modele-meta small{display:block;font-family:var(--f-mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.modele-meta em{font-style:normal;color:var(--blue);font-weight:600}
@media (max-width:700px){.modele-meta{grid-template-columns:1fr 1fr}.modele-meta div{border-right:1px solid var(--line) !important}.modele-meta div:nth-child(2n){border-right:0 !important}}
.modele-sections{display:grid;grid-template-columns:repeat(5,minmax(0,1fr))}
.modele-sections div{padding:20px 22px 24px;border-right:1px solid var(--line)}
.modele-sections div:last-child{border-right:0}
.modele-sections b{display:block;font-family:var(--f-display);font-stretch:108%;margin-bottom:6px}
.modele-sections span{color:var(--muted);font-size:.88rem}
@media (max-width:980px){.modele-sections{grid-template-columns:1fr 1fr}.modele-sections div{border-bottom:1px solid var(--line)}}
@media (max-width:560px){.modele-sections{grid-template-columns:1fr}.modele-sections div{border-right:0}}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:start}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}
form{display:grid;gap:20px}
.row2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
@media (max-width:620px){.row2{grid-template-columns:1fr}}
.field{display:grid;gap:7px;min-width:0}
.field label,.field legend{font-weight:700;font-size:.9rem}
.field label small{font-weight:400;color:var(--muted)}
.field input,.field select,.field textarea{font:inherit;font-size:1rem;padding:13px 14px;border:1.5px solid var(--line);background:#fff;color:var(--ink);border-radius:2px;width:100%;min-width:0}
.field textarea{min-height:150px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,99,163,.15)}
.field .err{color:#B42318;font-size:.85rem;display:none}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#B42318}
.field.invalid .err{display:block}
fieldset{border:0;padding:0;margin:0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.chips label{white-space:nowrap;display:flex;align-items:center;gap:8px;padding:9px 14px;border:1.5px solid var(--line);cursor:pointer;font-weight:500;font-size:.92rem;background:#fff}
.chips input{accent-color:var(--blue)}
.chips label:has(input:checked){border-color:var(--blue);background:rgba(0,99,163,.06)}
.consent{display:grid;grid-template-columns:22px minmax(0,1fr);gap:12px;font-size:.88rem;color:var(--muted);align-items:start}
.consent input{width:18px;height:18px;margin-top:3px;accent-color:var(--blue)}
.aside-card{background:var(--night);color:var(--on-night);padding:clamp(24px,3vw,36px)}
.aside-card h3{color:#fff;margin-bottom:20px}
.coord{display:grid;gap:0}
.coord div{padding:14px 0;border-top:1px solid rgba(255,255,255,.14)}
.coord small{display:block;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--on-night-muted);margin-bottom:3px}
.coord b{font-weight:600;overflow-wrap:anywhere}
.coord a{text-decoration-color:var(--sky);text-underline-offset:3px}
.copy{font:600 .78rem var(--f-mono);background:transparent;border:1px solid rgba(255,255,255,.3);color:#fff;padding:4px 9px;margin-left:8px;cursor:pointer;border-radius:2px;vertical-align:middle}
.copy:hover{border-color:var(--sky);color:var(--sky)}
.recap{border:1.5px solid var(--blue);background:rgba(0,99,163,.05);padding:24px}
.recap h3{margin-bottom:10px}
.recap pre{white-space:pre-wrap;font-family:var(--f-mono);font-size:.82rem;background:#fff;border:1px solid var(--line);padding:16px;margin:16px 0;max-height:320px;overflow:auto}
.recap .actions{display:flex;flex-wrap:wrap;gap:10px}

.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.drop{display:grid;gap:4px;padding:22px;border:1.5px dashed var(--line);background:var(--concrete);cursor:pointer;text-align:center;transition:border-color .2s,background .2s}
.drop:hover,.drop.over{border-color:var(--blue);background:rgba(0,99,163,.06)}
.drop input{position:absolute;width:1px;height:1px;opacity:0}
.drop:focus-within{outline:3px solid var(--blue);outline-offset:3px}
.drop b{color:var(--indigo)}
.drop span{font-size:.85rem;color:var(--muted)}
.files{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.files li{display:flex;justify-content:space-between;gap:12px;padding:9px 12px;border:1px solid var(--line);font-size:.9rem;align-items:center}
.files li span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.files li small{font-family:var(--f-mono);color:var(--muted);flex:none;font-variant-numeric:tabular-nums}
.files li button{background:none;border:0;color:var(--muted);cursor:pointer;font:600 .8rem var(--f-body);padding:2px 6px}
.files li button:hover{color:#B42318}
.submit-row{display:flex;flex-wrap:wrap;align-items:center;gap:18px}
.btn[disabled]{opacity:.6;cursor:progress}
.statut{padding:18px 20px;border-left:4px solid var(--blue);background:rgba(0,99,163,.07);margin-bottom:24px}
.statut.erreur{border-left-color:#B42318;background:#FDF0EE}
.statut b{display:block;margin-bottom:4px}
.carte-section{border-top:1px solid var(--line)}
.carte{position:relative;height:clamp(300px,40vw,440px);background:var(--night);overflow:hidden}
.carte iframe{border:0;width:100%;height:100%;display:block;filter:saturate(.75)}
.carte svg{width:100%;height:100%;display:block}
.carte .pin-card{position:absolute;left:var(--gut);bottom:24px;background:#fff;padding:18px 20px;max-width:calc(100% - 2 * var(--gut));box-shadow:0 14px 34px -14px rgba(16,22,58,.5)}
.carte .pin-card b{display:block;font-family:var(--f-display);font-stretch:110%;font-size:1.05rem}
.carte .pin-card span{display:block;color:var(--muted);font-size:.92rem;margin-bottom:10px}
.carte .pin-card nav{display:flex;flex-wrap:wrap;gap:14px;font-weight:700;font-size:.9rem;color:var(--blue)}
.totop{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:40;width:48px;height:48px;display:grid;place-items:center;background:var(--indigo);color:#fff;border:0;border-radius:2px;cursor:pointer;box-shadow:0 10px 24px -10px rgba(16,22,58,.6);transition:transform .25s,background .2s}
.totop:hover{background:var(--blue);transform:translateY(-3px)}
.totop svg{width:20px;height:20px}

.proj{cursor:pointer;text-align:left;font:inherit;color:inherit;padding:0}
.fiche-dlg{border:0;padding:0;max-width:min(960px,calc(100vw - 32px));width:100%;max-height:calc(100vh - 48px);background:#fff;color:var(--ink)}
.fiche-dlg::backdrop{background:rgba(16,22,58,.7)}
.fiche-dlg .dlg-head{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:16px 22px;background:var(--ink);color:#fff;position:sticky;top:0;z-index:1}
.fiche-dlg .dlg-head button{background:none;border:1px solid rgba(255,255,255,.4);color:#fff;font:600 .85rem var(--f-body);padding:8px 12px;cursor:pointer}
.fiche-dlg .dlg-body{padding:24px 22px 32px;display:grid;gap:24px}
.galerie{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}
.galerie img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}

.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--indigo);color:#fff;padding:10px 16px;font-weight:700;text-decoration:none}
.skip:focus{top:12px}
main:focus{outline:none}

/* ---------- Légal ---------- */
.legal{max-width:820px}
.legal h2{font-size:1.5rem;margin:48px 0 14px}
.legal h2:first-child{margin-top:0}
.legal p,.legal li{color:var(--muted);margin-bottom:10px}
.legal ul{padding-left:20px}
.legal strong{color:var(--ink)}
.legal .todo{background:#FFF6E0;color:#6A4A00;padding:1px 6px;font-family:var(--f-mono);font-size:.82em}

/* ---------- Footer cartouche ---------- */
.site-footer{background:var(--night);color:var(--on-night);padding-block:clamp(56px,7vw,80px) 28px}
.foot-top{display:grid;grid-template-columns:minmax(0,1.2fr) repeat(2,minmax(0,1fr));gap:40px;margin-bottom:48px}
.foot-top img{height:76px;width:auto}
.foot-top p{color:var(--on-night-muted);font-size:.94rem;margin-top:18px;max-width:40ch}
.foot-top h4{font-family:var(--f-mono);font-weight:500;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--sky);margin-bottom:14px;font-stretch:100%}
.foot-top ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot-top ul a{text-decoration:none;color:var(--on-night);font-size:.95rem}
.foot-top ul a:hover{color:var(--sky)}
@media (max-width:820px){.foot-top{grid-template-columns:1fr 1fr}.foot-top > :first-child{grid-column:1/-1}}
.cartouche{display:grid;grid-template-columns:2fr 1.4fr 1.2fr 1.2fr 1fr;border:1.5px solid rgba(255,255,255,.4)}
.cartouche > div{padding:12px 14px;border-right:1px solid rgba(255,255,255,.2);min-width:0}
.cartouche > div:last-child{border-right:0}
.cartouche small{display:block;font-family:var(--f-mono);font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:var(--on-night-muted);margin-bottom:4px}
.cartouche b{font-weight:600;font-size:.88rem;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
@media (max-width:900px){.cartouche{grid-template-columns:1fr 1fr}.cartouche > div{border-bottom:1px solid rgba(255,255,255,.2)}.cartouche > div:nth-child(2n){border-right:0}.cartouche > div:first-child{grid-column:1/-1;border-right:0}}
.foot-legal{display:flex;flex-wrap:wrap;gap:8px 22px;justify-content:space-between;margin-top:22px;font-size:.84rem;color:var(--on-night-muted)}
.foot-legal nav{display:flex;flex-wrap:wrap;gap:8px 20px}
.foot-legal a{text-decoration:none}
.foot-legal a:hover{color:#fff}

/* ---------- Pages & apparition ---------- */
[data-page]{display:none}
[data-page].active{display:block}
.reveal{transform:translateY(14px);transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none !important;transition:none !important;scroll-behavior:auto !important}.reveal{transform:none}}