/* ============================================================
   CARTEME — feuille de base partagée (pages secondaires)
   Portée VERBATIM depuis la home immersive (index.html) :
   tokens + chrome (topbar/nav/footer) + primitives + motion.
   La home reste auto-contenue ; ce fichier ne sert qu'aux
   pages secondaires (chantier F) pour un chrome identique.
   Palette de marque : orange #F26B0F + bordeaux #4B0D25 — PAS de violet.
   ============================================================ */
:root{
  --orange:#F26B0F; --orange-deep:#D2540A; --orange-soft:#FBA15A;
  --bordeaux:#4B0D25; --bordeaux-2:#6E1838;
  --ink:#15110D; --ink-2:#4A443C; --ink-3:#635C52;
  --orange-text:#B5460A;
  --slate:#283238; --slate-2:#1B2226;
  --paper:#FBF7F0; --paper-2:#F2EBDF; --stone:#E7DECF;
  --line:rgba(21,17,13,.12); --line-2:rgba(21,17,13,.07);
  --siivim:#C8A24A; --green:#5E7355;
  --ease:cubic-bezier(.16,1,.3,1); --ease-io:cubic-bezier(.22,.61,.36,1);
  --maxw:1240px;
  --font-d:"Fraunces",Georgia,serif; --font-b:"Inter",system-ui,sans-serif; --font-m:"JetBrains Mono",ui-monospace,monospace;
  --topbar-h:44px; --nav-h:68px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--topbar-h) + var(--nav-h) + 6px)}
html.tb-compact{ --topbar-h:32px; }
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{font-family:var(--font-b);background:var(--paper);color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:clip}
body::after{content:'';position:fixed;inset:0;pointer-events:none;z-index:300;opacity:.035;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>")}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--orange);color:#fff}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,56px)}
.mono{font-family:var(--font-m);font-weight:500}
.serif{font-family:var(--font-d)}
em{font-style:italic;font-family:var(--font-d);font-weight:400}
.eyebrow{font-family:var(--font-m);font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--orange-text);display:inline-flex;align-items:center;gap:9px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--orange);display:inline-block}

/* reveal */
.rv{opacity:0;transform:translateY(26px);transition:opacity 1s var(--ease-io),transform 1s var(--ease-io)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.08s}.rv-d2{transition-delay:.16s}.rv-d3{transition-delay:.24s}.rv-d4{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-b);font-weight:600;font-size:14.5px;padding:13px 22px;border-radius:2px;cursor:pointer;border:1px solid transparent;transition:transform .5s var(--ease),background .3s,color .3s,box-shadow .3s;white-space:nowrap}
.btn .ar{transition:transform .35s var(--ease)}
.btn:hover .ar{transform:translateX(4px)}
.btn-primary{background:var(--orange);color:var(--bordeaux);box-shadow:0 10px 26px -12px rgba(242,107,15,.7)}
.btn-primary:hover{background:var(--orange-deep);box-shadow:0 16px 34px -12px rgba(242,107,15,.85)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);background:rgba(21,17,13,.03)}
.btn-dark{background:var(--bordeaux);color:#fff}
.btn-dark:hover{background:var(--bordeaux-2)}
.btn-light{background:#fff;color:var(--bordeaux)}
.btn-light:hover{background:var(--paper-2)}

/* ---------- TOPBAR ---------- */
.topbar{position:fixed;top:0;left:0;right:0;z-index:210;height:var(--topbar-h);background:var(--bordeaux);
  border-bottom:1px solid rgba(255,255,255,.10);color:#E8D7DE;font-family:var(--font-m);font-size:11.5px;font-weight:500;
  transition:height .4s var(--ease),background .4s var(--ease);overflow:hidden}
html.tb-compact .topbar{ background:var(--bordeaux-2); }
.tb-in{height:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;white-space:nowrap}
.topbar p{margin:0;line-height:1;display:flex;align-items:center}
.tb-id{gap:8px;letter-spacing:.02em;flex:0 1 auto;overflow:hidden}
.tb-strong{color:#fff;font-weight:600;letter-spacing:.12em}
.tb-mut{color:#C7A8B4}
.tb-sep{color:var(--orange-soft);opacity:.85}
.tb-coord{gap:12px;flex:1 1 auto;justify-content:center;letter-spacing:.04em}
.tb-epsg{color:#B68C9B;letter-spacing:.1em}
.tb-epsg-2{color:var(--orange-soft)}
.tb-axis{color:#D9C3CC;display:inline-flex;align-items:center;gap:6px}
.tb-axis b{color:#fff;font-weight:600;letter-spacing:.02em;font-variant-numeric:tabular-nums}
.tb-axis b .sc{color:var(--orange-soft);transition:color .2s}
.tb-contact{gap:10px;flex:0 1 auto;justify-content:flex-end}
.tb-contact a{color:#E8D7DE;display:inline-flex;align-items:center;gap:6px;transition:color .25s}
.tb-contact a:hover{color:var(--orange-soft)}
.tb-ic{color:var(--orange-soft);font-size:11px}
.tb-sep-c{color:rgba(255,255,255,.22)}
@media(max-width:1080px){ .tb-id .tb-mut:nth-of-type(3),.tb-id .tb-sep:nth-of-type(3){display:none} .tb-epsg-2{display:none} }
@media(max-width:820px){ .tb-id{display:none} .tb-coord{justify-content:flex-start} }
@media(max-width:600px){ .tb-epsg{display:none} .tb-coord{gap:14px} .topbar{font-size:10.5px} }
@media(max-width:430px){ .tb-contact .tb-sep-c, .tb-contact a:last-child{display:none} }

/* ---------- NAV ---------- */
.nav{position:fixed;top:var(--topbar-h);left:0;right:0;z-index:200;transition:background .4s var(--ease),box-shadow .4s,border-color .4s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(251,247,240,.82);backdrop-filter:blur(16px) saturate(1.4);-webkit-backdrop-filter:blur(16px) saturate(1.4);border-color:var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h)}
.brand{display:flex;align-items:center;gap:11px}
.brand-logo{height:28px;width:auto;display:block}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-size:14px;font-weight:500;color:var(--ink-2);position:relative;transition:color .25s}
.nav-links a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:-5px;height:1.5px;background:var(--orange);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.nav-links a:not(.btn):hover{color:var(--ink)}.nav-links a:not(.btn):hover::after{transform:scaleX(1)}
.nav-links a[aria-current="page"]{color:var(--bordeaux)}
.nav-links a[aria-current="page"]:not(.btn)::after{transform:scaleX(1)}
.nav .btn{padding:10px 18px}
/* --- Menus deroulants (Solutions / Ressources) --- */
.nav-item{position:relative;display:inline-flex;align-items:center}
.nav-top{display:inline-flex;align-items:center;gap:5px}
.nav-top .caret{font-size:9px;line-height:1;opacity:.55;transition:transform .25s var(--ease)}
.has-menu:hover .caret,.has-menu:focus-within .caret{transform:rotate(180deg)}
.nav-menu{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(7px);min-width:250px;background:var(--paper);border:1px solid var(--line);border-radius:14px;box-shadow:0 24px 60px -26px rgba(21,17,13,.5);padding:8px;display:flex;flex-direction:column;gap:1px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;z-index:240}
.nav-menu::before{content:"";position:absolute;bottom:100%;left:0;right:0;height:18px}
.has-menu:hover .nav-menu,.has-menu:focus-within .nav-menu{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.nav-menu a{font-size:13.5px;font-weight:500;color:var(--ink-2);padding:10px 13px;border-radius:9px;white-space:nowrap;line-height:1.25;min-height:0}
.nav-menu a::after{display:none !important}
.nav-menu a:hover,.nav-menu a:focus-visible{background:rgba(242,107,15,.09);color:var(--ink)}
.nav-menu a[aria-current="page"]{color:var(--bordeaux);background:rgba(75,13,37,.06)}
@media(max-width:880px){.nav-links{display:none}}
.nav-burger{display:none;width:44px;height:44px;align-items:center;justify-content:center;background:none;border:0;cursor:pointer;color:var(--bordeaux)}
.nav-burger .bl{display:block;width:20px;height:2px;background:currentColor;margin:2px 0;transition:transform .3s var(--ease),opacity .3s}
.nav-drawer{position:fixed;left:0;right:0;top:calc(var(--topbar-h) + var(--nav-h));z-index:190;background:var(--paper);
  border-bottom:1px solid var(--line);box-shadow:0 18px 40px -20px rgba(21,17,13,.35);
  transform:translateY(-130%);transition:transform .4s var(--ease),visibility .4s;padding:14px clamp(20px,5vw,56px) 20px;display:none;visibility:hidden}
.nav-drawer a{display:flex;align-items:center;min-height:44px;font-size:15px;font-weight:500;color:var(--ink-2);border-bottom:1px solid var(--line-2)}
.nav-drawer a.btn{justify-content:center;color:var(--bordeaux);border:0;margin-top:12px}
/* deroulants -> accordeon deplie dans le tiroir mobile */
.nav-drawer .nav-item{display:block}
.nav-drawer .nav-top{display:flex}
.nav-drawer .nav-top .caret{display:none}
.nav-drawer .nav-menu{position:static;transform:none;opacity:1;visibility:visible;pointer-events:auto;min-width:0;background:transparent;border:0;border-radius:0;box-shadow:0 0 0 transparent;padding:0 0 4px 16px;gap:0;z-index:auto}
.nav-drawer .nav-menu::before{display:none}
.nav-drawer .nav-menu a{min-height:42px;font-size:14px;color:var(--ink-2);padding:0;border-radius:0;border-bottom:1px solid var(--line-2);white-space:normal}
.nav-drawer .nav-menu a:hover{background:transparent;color:var(--bordeaux)}
@media(max-width:880px){.nav-burger{display:inline-flex}.nav-drawer{display:block}.nav-drawer.open{transform:none;visibility:visible}.nav.scrolled{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(251,247,240,.96)}}

/* ---------- SECTION primitives ---------- */
.section{padding:clamp(72px,11vh,140px) 0;position:relative}
.section-label{font-family:var(--font-m);font-size:12px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--orange-text);margin-bottom:18px}
.section-title{font-family:var(--font-d);font-weight:340;font-size:clamp(2rem,4.2vw,3.5rem);line-height:1.05;letter-spacing:-.015em;max-width:18ch}
.section-title em{color:var(--orange)}
.section-sub{font-size:clamp(1rem,1.2vw,1.12rem);color:var(--ink-2);max-width:54ch;margin-top:20px;line-height:1.7}
.fleuron{display:flex;align-items:center;gap:14px;color:var(--line);margin:0 0 6px}
.fleuron svg{color:var(--orange);opacity:.55}
.fleuron .ln{height:1px;background:var(--line);flex:1}
.lead{font-size:clamp(1.05rem,1.4vw,1.22rem);color:var(--ink-2);line-height:1.75;max-width:62ch}

/* ---------- PAGE HERO (sous-pages) ---------- */
.phero{position:relative;padding:calc(var(--topbar-h) + clamp(118px,15vh,168px)) 0 clamp(40px,6vh,72px);overflow:hidden}
.phero-bg{position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(ellipse 70% 55% at 84% 6%,rgba(242,107,15,.10),transparent 62%),radial-gradient(ellipse 60% 60% at 4% 96%,rgba(75,13,37,.08),transparent 68%)}
.phero .wrap{position:relative;z-index:1}
.crumb{font-family:var(--font-m);font-size:12px;letter-spacing:.04em;color:var(--ink-3);margin-bottom:22px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.crumb a{color:var(--ink-3);transition:color .25s}.crumb a:hover{color:var(--orange-text)}
.crumb .sep{color:var(--line);}
.crumb .cur{color:var(--bordeaux)}
.phero-title{font-family:var(--font-d);font-weight:330;font-size:clamp(2.4rem,5.4vw,4.6rem);line-height:1.03;letter-spacing:-.018em;margin-top:18px;max-width:17ch}
.phero-title em,.phero-title .orange{color:var(--orange);font-style:italic}
.phero-sub{font-size:clamp(1.05rem,1.4vw,1.24rem);color:var(--ink-2);max-width:60ch;margin-top:24px;line-height:1.72}
.phero-metas{display:flex;flex-wrap:wrap;gap:14px 34px;margin-top:34px}
.phero-metas .m{display:flex;flex-direction:column;gap:3px}
.phero-metas .m b{font-family:var(--font-d);font-size:1.7rem;font-weight:400;color:var(--bordeaux);line-height:1}
.phero-metas .m span{font-family:var(--font-m);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}

/* ---------- CARD primitive ---------- */
.card{background:var(--paper-2);border:1px solid var(--line);border-radius:4px;padding:clamp(22px,2.4vw,32px);transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .5s}
.card:hover{transform:translateY(-4px);box-shadow:0 24px 50px -32px rgba(21,17,13,.4);border-color:var(--line)}
.card h3{font-family:var(--font-d);font-weight:400;font-size:clamp(1.3rem,2vw,1.65rem);line-height:1.12;letter-spacing:-.01em;color:var(--ink)}
.card p{color:var(--ink-2);font-size:.97rem;line-height:1.65;margin-top:10px}
.card .kx{font-family:var(--font-m);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--orange-text)}
.chip{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-m);font-size:11.5px;font-weight:500;letter-spacing:.04em;color:var(--ink-2);background:rgba(21,17,13,.04);border:1px solid var(--line);border-radius:100px;padding:6px 13px}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--orange)}

/* ---------- SPEC list ---------- */
.spec-row{display:grid;grid-template-columns:1fr auto;gap:18px;padding:15px 0;border-bottom:1px solid var(--line)}
.spec-k{color:var(--ink-2);font-size:.95rem}
.spec-v{font-family:var(--font-m);font-weight:500;color:var(--ink);text-align:right;overflow-wrap:anywhere;word-break:break-word}
@media(max-width:560px){.spec-row{grid-template-columns:1fr}.spec-v{text-align:left;margin-top:2px}}

/* ---------- CTA band (bas de page) ---------- */
.ctaband{background:var(--bordeaux);color:#fff;position:relative;overflow:hidden}
.ctaband::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 60% 80% at 88% 50%,rgba(242,107,15,.22),transparent 60%);pointer-events:none}
.ctaband .wrap{position:relative;z-index:1;padding:clamp(56px,8vh,96px) 0;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.ctaband h2{font-family:var(--font-d);font-weight:330;font-size:clamp(1.8rem,3.4vw,2.9rem);line-height:1.08;letter-spacing:-.015em;max-width:20ch}
.ctaband h2 em{color:var(--orange-soft)}
.ctaband p{color:#E8D7DE;margin-top:14px;max-width:46ch;line-height:1.6}
.ctaband .cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- FOOTER ---------- */
.footer{background:var(--ink);color:#C9C2B8;padding:64px 0 30px}
.foot-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-brand-cell{}
.foot-brand{display:flex;align-items:center}
.foot-logo{height:42px;width:auto;display:block}
.foot-desc{font-size:13.5px;color:#9A938A;margin-top:14px;max-width:34ch;line-height:1.6}
.foot-col .foot-h{font-family:var(--font-m);font-size:11px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:#9A938A;margin:0 0 14px;line-height:1.2}
.foot-col a,.foot-col p{display:block;font-size:14px;color:#C9C2B8;padding:5px 0;transition:color .25s}
.foot-col a:hover{color:var(--orange-soft)}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;font-family:var(--font-m);font-size:11.5px;color:#9A938A;letter-spacing:.03em}
.foot-bottom a{color:#9A938A;transition:color .25s}.foot-bottom a:hover{color:var(--orange-soft)}
@media(max-width:760px){.foot-top{grid-template-columns:1fr 1fr}.foot-brand-cell{grid-column:1/-1}}

/* ---------- a11y ---------- */
a:focus-visible,button:focus-visible,.btn:focus-visible,.nav-links a:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:2px}
.ctaband :focus-visible,.footer :focus-visible{outline-color:var(--orange-soft)}
input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.skip{position:absolute;left:8px;top:-60px;z-index:500;background:var(--bordeaux);color:#fff;padding:10px 16px;border-radius:2px;font-family:var(--font-b);font-weight:600;transition:top .2s var(--ease)}
.skip:focus{top:8px}
@media(pointer:coarse){.foot-col a,.foot-col p{min-height:44px;display:flex;align-items:center;padding:6px 0}.nav-drawer a{min-height:48px}.foot-bottom a,.crumb a{display:inline-flex;align-items:center;min-height:40px;padding:8px 6px}.crumb{gap:8px 14px}.tb-contact a{padding:11px 0}.cp-f{min-height:44px}}
@media (prefers-reduced-motion:reduce){.topbar{transition:none}.tb-axis b .sc{color:#fff}*{animation-duration:.001ms !important;animation-iteration-count:1 !important}}
@media (prefers-reduced-motion:reduce),(max-width:880px){body::after{display:none}}