/* =========================================================================
   STIM — Construction de charpente métallique
   Design system v2 — "industrial premium" (acier / ambre).
   Class names & CSS variables are kept stable so every page + inline style
   keeps working; only the aesthetics are elevated.
   ========================================================================= */

/* ---------- Tokens ---------- */
:root{
  /* dark surfaces (cool steel, layered) */
  --ink:#101216;          /* page background */
  --ink-2:#171a1f;        /* surface */
  --ink-3:#1e222a;        /* surface élevée */
  --ink-4:#2b313a;        /* bordures hautes */
  --steel:#cfd5dc;        /* gris galvanisé froid */
  --steel-dim:#8c95a0;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);

  --accent:#f5a300;       /* ambre sécurité */
  --accent-600:#d98e00;
  --accent-200:#ffd87a;
  --accent-glow:rgba(245,163,0,.55);
  --grad-accent:linear-gradient(135deg,#ffc24d 0%,#f5a300 52%,#e08f00 100%);
  --blue:#5b8bb3;         /* bleu acier secondaire */

  --txt:#eef1f4;          /* texte sur fond sombre */
  --txt-dim:#aab2bb;
  --txt-light:#15171b;    /* texte sur fond clair */
  --txt-light-dim:#54616d;

  --paper:#ffffff;
  --paper-2:#f4f6f8;      /* gris clair froid */
  --paper-3:#e6eaee;

  --maxw:1200px;
  --radius:16px;
  --radius-sm:11px;
  --radius-lg:22px;
  --gap:clamp(1rem,3vw,2rem);
  --pad-section:clamp(4rem,9vw,7.5rem);

  /* layered shadows for real depth */
  --shadow-soft:0 2px 6px -2px rgba(0,0,0,.25),0 10px 28px -16px rgba(0,0,0,.45);
  --shadow:0 6px 14px -8px rgba(0,0,0,.5),0 26px 60px -28px rgba(0,0,0,.7);
  --shadow-lg:0 10px 24px -12px rgba(0,0,0,.55),0 40px 80px -36px rgba(0,0,0,.75);
  --ring:0 0 0 1px var(--line-strong);

  --ease:cubic-bezier(.2,.7,.2,1);

  --ff-display:"Archivo","Arial Narrow",system-ui,sans-serif;
  --ff-body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ff-mono:"IBM Plex Mono",ui-monospace,"Cascadia Mono",Consolas,monospace;
}

/* ---------- Reset / base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--ff-body);color:var(--txt);
  background:var(--ink);line-height:1.65;font-size:clamp(1rem,.97rem + .2vw,1.075rem);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:clip;
}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;color:inherit}
h1,h2,h3,h4{font-family:var(--ff-display);font-weight:800;line-height:1.06;letter-spacing:-.022em;margin:0;text-wrap:balance}
p{margin:0 0 1rem;text-wrap:pretty}
strong{color:#fff;font-weight:700}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:5px}
::selection{background:var(--accent);color:#1a1500}

/* ---------- Layout helpers ---------- */
.container{width:min(100% - 2.4rem,var(--maxw));margin-inline:auto}
.section{padding-block:var(--pad-section);position:relative}
.section--tight{padding-block:clamp(2.5rem,6vw,4.5rem)}
.section.light{background:var(--paper);color:var(--txt-light)}
.section.light h1,.section.light h2,.section.light h3,.section.light h4{color:var(--ink)}
.section.light strong{color:var(--ink)}
.section.paper2{background:linear-gradient(180deg,var(--paper-2),#eef1f4);color:var(--txt-light)}
.section.paper2 h2,.section.paper2 h3{color:var(--ink)}
.section.darker{background:#0b0d10}
/* faint blueprint grid on dark sections */
.section.darker::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:48px 48px;mask-image:radial-gradient(120% 90% at 50% 0,#000,transparent 75%)}
.section.darker>.container{position:relative;z-index:1}
.grid{display:grid;gap:var(--gap)}
@media(min-width:640px){.cols-2{grid-template-columns:repeat(2,1fr)}}
@media(min-width:760px){.cols-3{grid-template-columns:repeat(3,1fr)}}
@media(min-width:960px){.cols-4{grid-template-columns:repeat(4,1fr)}}
.split{display:grid;gap:clamp(2rem,5vw,4.5rem);align-items:center}
@media(min-width:920px){.split{grid-template-columns:1.05fr 1fr}.split.rev>:first-child{order:2}}

/* ---------- Eyebrow / section heads ---------- */
.eyebrow{
  font-family:var(--ff-mono);font-size:.74rem;letter-spacing:.26em;text-transform:uppercase;
  color:var(--accent);display:inline-flex;align-items:center;gap:.6rem;margin-bottom:1.1rem;font-weight:600;
}
.eyebrow::before{content:"";width:30px;height:2px;background:var(--grad-accent);display:inline-block;border-radius:2px}
.section-head{max-width:64ch;margin-bottom:clamp(2.2rem,4.5vw,3.4rem)}
.section-head h2{font-size:clamp(2rem,1.4rem + 2.7vw,3.15rem)}
.section-head p{color:var(--txt-dim);font-size:1.08rem;margin-top:1.1rem}
.section.light .section-head p,.section.paper2 .section-head p{color:var(--txt-light-dim)}
.center{text-align:center}.center .eyebrow{justify-content:center}.center .section-head{margin-inline:auto}
.section.light .eyebrow,.section.paper2 .eyebrow{color:var(--ink)}
.section.light .btn--ghost,.section.paper2 .btn--ghost{--fg:var(--ink);border-color:rgba(0,0,0,.2)}
.section.light .btn--ghost:hover,.section.paper2 .btn--ghost:hover{background:rgba(0,0,0,.05)}
.section.light .pill,.section.paper2 .pill{color:var(--ink);border-color:rgba(0,0,0,.18)}
.section.light .pill:hover,.section.paper2 .pill:hover{border-color:var(--accent);background:rgba(245,163,0,.08)}

/* ---------- Buttons ---------- */
.btn{
  --bg:var(--grad-accent);--fg:#1a1500;
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  background:var(--bg);color:var(--fg);font-family:var(--ff-display);font-weight:600;
  font-size:.9rem;letter-spacing:.01em;line-height:1;padding:.66rem 1.25rem;min-height:44px;border:1px solid transparent;border-radius:10px;
  position:relative;overflow:hidden;isolation:isolate;
  box-shadow:0 4px 14px -9px var(--accent-glow);
  transition:transform .2s var(--ease),box-shadow .25s var(--ease),background .2s,color .2s;white-space:nowrap;
}
.btn svg{width:1.05em;height:1.05em;flex:none}
/* sheen sweep */
.btn::after{content:"";position:absolute;inset:0;z-index:-1;transform:translateX(-120%);
  background:linear-gradient(110deg,transparent 20%,rgba(255,255,255,.45) 50%,transparent 80%);transition:transform .6s var(--ease)}
.btn:hover{transform:translateY(-2px);box-shadow:0 9px 22px -10px var(--accent-glow)}
.btn:hover::after{transform:translateX(120%)}
.btn:active{transform:translateY(0) scale(.98)}
.btn--ghost{--bg:transparent;--fg:var(--txt);border-color:var(--line-strong);box-shadow:none}
.btn--ghost::after{display:none}
.btn--ghost:hover{background:rgba(255,255,255,.07);border-color:var(--accent);box-shadow:none}
.btn--wa{--bg:linear-gradient(135deg,#2ee06f,#1fae52);--fg:#ffffff;box-shadow:0 4px 14px -9px rgba(37,211,102,.55)}
.btn--wa:hover{box-shadow:0 9px 22px -10px rgba(37,211,102,.6)}
.btn--lg{padding:.78rem 1.5rem;font-size:.95rem;min-height:48px}
.btn--dark{--bg:linear-gradient(135deg,#23272e,#15171b);--fg:#fff;box-shadow:var(--shadow-soft)}
.btn--dark:hover{box-shadow:var(--shadow)}
.btn-row{display:flex;flex-wrap:wrap;gap:.7rem}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(14,16,19,.62);
  backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid transparent;transition:background .3s var(--ease),border-color .3s,box-shadow .3s}
.site-header.scrolled{background:rgba(12,14,17,.9);border-bottom-color:var(--line);box-shadow:0 12px 30px -22px rgba(0,0,0,.9)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-block:.85rem;transition:padding .3s var(--ease)}
.site-header.scrolled .nav{padding-block:.55rem}
.brand{display:flex;align-items:center;gap:.7rem;flex:none}
.brand__logo{display:flex;transition:transform .2s var(--ease)}
.brand:hover .brand__logo{transform:translateY(-1px)}
/* logo PNG is dark/transparent → render it white so it reads on the dark header/footer */
.brand__logo img{height:38px;width:auto;filter:brightness(0) invert(1)}
.nav__links{display:none;align-items:center;gap:.15rem}
.nav__links a{position:relative;padding:.55rem .85rem;border-radius:9px;color:var(--txt-dim);font-weight:500;font-size:.95rem;transition:color .15s,background .15s}
.nav__links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav__links a[aria-current="page"]{color:#fff}
.nav__links a::after{content:"";position:absolute;left:.85rem;right:.85rem;bottom:.32rem;height:2px;border-radius:2px;background:var(--grad-accent);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease)}
.nav__links a[aria-current="page"]::after,.nav__links a:hover::after{transform:scaleX(1)}
.nav__cta{display:none;align-items:center;gap:.7rem}
.nav__tel{display:inline-flex;align-items:center;gap:.45rem;font-family:var(--ff-mono);font-size:.92rem;color:var(--txt);font-weight:600;transition:color .15s}
.nav__tel:hover{color:var(--accent)}
.nav__tel svg{width:1rem;color:var(--accent)}
.burger{display:inline-flex;flex-direction:column;gap:5px;background:none;border:1px solid var(--line-strong);border-radius:10px;padding:.6rem}
.burger span{width:22px;height:2px;background:#fff;transition:.25s var(--ease);border-radius:2px}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(min-width:1024px){.nav__links,.nav__cta{display:flex}.burger{display:none}}
/* mobile drawer */
.drawer{position:fixed;inset:0 0 0 auto;width:min(86vw,360px);background:linear-gradient(200deg,var(--ink-3),var(--ink-2));border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .3s var(--ease);z-index:80;padding:5rem 1.4rem 2rem;display:flex;flex-direction:column;gap:.2rem;overflow-y:auto;box-shadow:var(--shadow-lg)}
.drawer.open{transform:translateX(0)}
.drawer a{padding:.9rem .4rem;border-bottom:1px solid var(--line);color:var(--txt);font-family:var(--ff-display);font-weight:600;transition:color .15s,padding-left .15s}
.drawer a:hover{color:var(--accent);padding-left:.7rem}
.drawer a[aria-current="page"]{color:var(--accent)}
.drawer .btn{margin-top:1rem}
.drawer__close{position:absolute;top:1.1rem;right:1.1rem;background:none;border:none;color:#fff;font-size:1.8rem;line-height:1}
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.62);opacity:0;visibility:hidden;transition:.3s;z-index:70}
.scrim.open{opacity:1;visibility:visible}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink)}
.hero__media{position:absolute;inset:0;z-index:0}
.hero__media img{width:100%;height:100%;object-fit:cover;opacity:.5;transform:scale(1.04);animation:heroZoom 18s ease-out forwards}
@keyframes heroZoom{to{transform:scale(1)}}
.hero__media::after{content:"";position:absolute;inset:0;
  background:
   linear-gradient(180deg,rgba(13,15,18,.62)0%,rgba(13,15,18,.72)42%,rgba(13,15,18,.97)100%),
   radial-gradient(1100px 540px at 82% 8%,rgba(245,163,0,.20),transparent 58%),
   radial-gradient(900px 600px at 0% 100%,rgba(91,139,179,.16),transparent 60%)}
.hero__grid{position:absolute;inset:0;z-index:1;opacity:.55;color:rgba(207,213,220,.5)}
.hero__inner{position:relative;z-index:2;padding-block:clamp(4rem,10vw,8rem);max-width:52rem}
.hero .eyebrow{color:var(--accent-200)}
.hero h1{font-size:clamp(2.4rem,1.2rem + 5.4vw,4.7rem);text-transform:uppercase;font-weight:900;letter-spacing:-.025em}
.hero h1 .hl{color:transparent;background:var(--grad-accent);-webkit-background-clip:text;background-clip:text}
.hero__lead{font-size:clamp(1.08rem,1rem + .55vw,1.32rem);color:var(--steel);max-width:46ch;margin:1.5rem 0 2.1rem}
.hero .btn-row{margin-bottom:2.4rem}
.hero__stats{display:grid;grid-template-columns:repeat(2,1fr);gap:.8rem;max-width:36rem}
@media(min-width:560px){.hero__stats{display:flex;flex-wrap:wrap;gap:clamp(.8rem,2.4vw,1rem);max-width:none}}
.hero__stat{flex:1 1 0;min-width:120px;padding:1rem 1.15rem;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:linear-gradient(180deg,rgba(28,32,38,.72),rgba(20,23,28,.55));
  position:relative;overflow:hidden}
.hero__stat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad-accent)}
.hero__stat b{font-family:var(--ff-display);font-size:clamp(1.7rem,1.2rem + 1.8vw,2.5rem);color:#fff;display:block;line-height:1;font-weight:800}
.hero__stat span{font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--steel-dim);display:block;margin-top:.45rem}
.tagstrip{position:relative;z-index:2;border-top:1px solid var(--line);background:rgba(11,13,16,.78)}
.tagstrip ul{display:flex;flex-wrap:wrap;gap:.5rem 1.1rem;padding-block:1rem;font-family:var(--ff-mono);font-size:.74rem;letter-spacing:.08em;color:var(--steel-dim);text-transform:uppercase}
.tagstrip li{display:flex;align-items:center;gap:.5rem}
.tagstrip li::before{content:"";width:6px;height:6px;background:var(--accent);transform:rotate(45deg);flex:none}

/* ---------- Blueprint motif ---------- */
.blueprint{color:var(--steel);width:100%;height:auto}
.blueprint .dim{stroke:var(--accent);stroke-width:1}
.blueprint .lbl{font-family:var(--ff-mono);fill:var(--accent);font-size:11px;letter-spacing:.05em}
.blueprint .frame{stroke:currentColor;stroke-width:2;fill:none;stroke-dasharray:1600;stroke-dashoffset:1600;animation:draw 2.6s var(--ease) .2s forwards}
.blueprint .thin{stroke:currentColor;stroke-width:1;opacity:.55}
@keyframes draw{to{stroke-dashoffset:0}}

/* ---------- Cards ---------- */
.card{background:linear-gradient(180deg,var(--ink-3),var(--ink-2));border:1px solid var(--line);border-radius:var(--radius);padding:1.7rem;
  transition:border-color .25s,transform .25s var(--ease),box-shadow .25s var(--ease);position:relative;overflow:hidden}
.card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad-accent);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.card:hover{border-color:var(--line-strong);transform:translateY(-6px);box-shadow:var(--shadow)}
.card:hover::before{transform:scaleX(1)}
.section.light .card,.section.paper2 .card{background:#fff;border-color:var(--paper-3);box-shadow:var(--shadow-soft)}
.section.light .card:hover,.section.paper2 .card:hover{box-shadow:var(--shadow);border-color:#d3dae1}
.card__ico{width:50px;height:50px;border-radius:12px;display:grid;place-items:center;background:rgba(245,163,0,.13);color:var(--accent);margin-bottom:1.1rem;border:1px solid rgba(245,163,0,.28);transition:transform .25s var(--ease),background .25s}
.card__ico svg{width:24px;height:24px;transition:transform .25s var(--ease)}
.card:hover .card__ico{background:rgba(245,163,0,.2)}
.card:hover .card__ico svg{transform:scale(1.12) rotate(-3deg)}
.card h3{font-size:1.24rem;margin-bottom:.55rem}
.card p{color:var(--txt-dim);font-size:.97rem;margin-bottom:0}
.section.light .card p,.section.paper2 .card p{color:var(--txt-light-dim)}
.card__num{font-family:var(--ff-mono);color:var(--accent);font-size:.78rem;letter-spacing:.1em;display:inline-block;margin-bottom:.5rem}
.card--link{padding-bottom:2.8rem}
.card--link::after{content:"→";position:absolute;right:1.4rem;bottom:1.2rem;color:var(--accent);font-family:var(--ff-mono);opacity:.0;transform:translateX(-8px);transition:.25s var(--ease)}
.card--link:hover::after{opacity:1;transform:translateX(0)}
.card--svc{padding:0;overflow:hidden;display:flex;flex-direction:column}
.card--svc .card__img{aspect-ratio:16/10;overflow:hidden;position:relative}
.card--svc .card__img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(12,14,17,.5));opacity:0;transition:opacity .3s}
.card--svc:hover .card__img::after{opacity:1}
.card--svc .card__img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.card--svc:hover .card__img img{transform:scale(1.07)}
.card--svc .card__body{padding:1.6rem}
.card--svc.card--link{padding-bottom:0}
.card--svc.card--link::after{bottom:1.6rem}

/* feature list */
.ticks{display:grid;gap:.8rem;margin:1.2rem 0}
.ticks li{display:flex;gap:.75rem;align-items:flex-start;color:var(--txt-dim)}
.section.light .ticks li,.section.paper2 .ticks li{color:var(--txt-light-dim)}
.ticks li::before{content:"";flex:none;width:24px;height:24px;margin-top:1px;border-radius:7px;
  background:rgba(245,163,0,.14) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f5a300' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><path d='M20 6 9 17l-5-5'/></svg>") center/14px no-repeat;border:1px solid rgba(245,163,0,.25)}

/* stats band */
.stats{display:grid;gap:1.4rem;grid-template-columns:repeat(2,1fr)}
@media(min-width:760px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{border-left:2px solid var(--accent);padding:.2rem 0 .2rem 1.2rem;position:relative}
.stat b{font-family:var(--ff-display);font-size:clamp(2.1rem,1.4rem + 2.2vw,3.1rem);display:block;line-height:1;color:#fff;font-weight:800}
.section.light .stat b{color:var(--ink)}
.stat span{font-family:var(--ff-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--steel-dim);display:block;margin-top:.5rem}

/* ---------- Process steps ---------- */
.steps{counter-reset:step;display:grid;gap:1.2rem}
@media(min-width:760px){.steps{grid-template-columns:repeat(3,1fr)}}
.step{position:relative;background:linear-gradient(180deg,var(--ink-3),var(--ink-2));border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem 1.6rem 1.6rem;overflow:hidden;transition:transform .25s var(--ease),border-color .25s,box-shadow .25s}
.step:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.section.light .step{background:#fff;border-color:var(--paper-3);box-shadow:var(--shadow-soft)}
.section.light .step:hover{box-shadow:var(--shadow)}
.step::after{counter-increment:step;content:"0" counter(step);position:absolute;top:.4rem;right:.9rem;font-family:var(--ff-display);font-weight:900;font-size:3.4rem;line-height:1;color:var(--accent);opacity:.1}
.section.light .step::after{color:var(--ink);opacity:.06}
.step__n{font-family:var(--ff-mono);font-size:.78rem;color:var(--accent);letter-spacing:.12em}
.step h3{font-size:1.14rem;margin:.55rem 0}
.step p{color:var(--txt-dim);font-size:.95rem;margin:0}
.section.light .step p{color:var(--txt-light-dim)}

/* ---------- Carrousels — mécanique partagée ---------- */
.lc-viewport{min-width:0;overflow:hidden}
.lc-track{display:flex}
.lc-track.anim{transition:transform .55s var(--ease)}
.lc-arrow{flex:none;width:46px;height:46px;border-radius:50%;border:1px solid var(--paper-3);background:#fff;display:grid;place-items:center;color:var(--ink);box-shadow:var(--shadow-soft);transition:border-color .2s,color .2s,transform .2s var(--ease),background .2s}
.lc-arrow svg{width:22px;height:22px}
@media(prefers-reduced-motion:reduce){.lc-track.anim{transition:none}}

/* ---------- Carrousel logos clients (pastilles rondes, plusieurs par vue) ---------- */
.logo-carousel{position:relative;max-width:var(--maxw);margin-inline:auto;display:flex;align-items:center;gap:clamp(.4rem,1.5vw,1rem)}
.logo-carousel .lc-viewport{flex:1 1 auto}
.logo-carousel .lc-track{gap:clamp(1rem,2.5vw,1.8rem);padding-block:.6rem}
.logo-carousel .lc-slide{flex:0 0 calc(50% - .5rem);display:flex;flex-direction:column;align-items:center;gap:.95rem}
@media(min-width:560px){.logo-carousel .lc-slide{flex-basis:calc(33.333% - .9rem)}}
@media(min-width:920px){.logo-carousel .lc-slide{flex-basis:calc(25% - 1.35rem)}}
.lc-chip{width:100%;max-width:176px;aspect-ratio:1;border-radius:50%;background:#fff;box-shadow:0 8px 26px -14px rgba(20,30,45,.4),0 2px 6px -3px rgba(20,30,45,.25);
  display:grid;place-items:center;padding:18%;margin-inline:auto;transition:transform .3s var(--ease),box-shadow .3s}
.lc-chip img{max-width:100%;max-height:100%;width:auto;object-fit:contain}
.logo-carousel .lc-slide:hover .lc-chip{transform:translateY(-6px);box-shadow:0 18px 38px -16px rgba(20,30,45,.5),0 4px 10px -4px rgba(20,30,45,.3)}
.lc-name{font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--txt-light-dim);text-align:center}
.logo-carousel .lc-arrow:hover{border-color:var(--accent);color:var(--accent-600);transform:translateY(-2px)}
@media(max-width:480px){.logo-carousel .lc-arrow{width:40px;height:40px}.logo-carousel .lc-arrow svg{width:19px;height:19px}}

/* ---------- Diaporama photos (réalisations) — une grande photo + légende ---------- */
/* Pleine largeur : le diaporama est placé hors du .container (pas de 100vw,
   donc aucun débordement dû à la barre de défilement).
   --bleed aligne légende et tirets sur la colonne de texte de la page. */
.photo-carousel{position:relative;width:100%;max-width:none;margin-inline:0;
  --bleed:max(1.2rem,(100% - var(--maxw))/2)}
.photo-carousel .lc-viewport{border-radius:0;border:0;border-block:1px solid var(--line);box-shadow:none}
.photo-carousel .lc-slide{flex:0 0 100%}
.photo-carousel .lc-figure{margin:0;position:relative;height:clamp(280px,42vw,640px);background:var(--ink-2)}
.photo-carousel .lc-figure img{width:100%;height:100%;object-fit:cover;display:block}
.photo-carousel .lc-cap{position:absolute;left:0;right:0;bottom:0;margin:0;display:flex;flex-direction:column;align-items:flex-start;gap:.3rem;
  padding:4.5rem var(--bleed) 3.1rem;background:linear-gradient(transparent,rgba(7,8,10,.5) 55%,rgba(7,8,10,.9))}
.photo-carousel .lc-title{font-family:var(--ff-display);font-weight:800;font-size:clamp(1.25rem,1rem + 2vw,2.5rem);line-height:1.05;
  letter-spacing:.02em;text-transform:uppercase;color:#fff;text-shadow:0 2px 14px rgba(0,0,0,.45)}
.photo-carousel .lc-sub{font-size:.95rem;font-weight:500;color:rgba(255,255,255,.82)}
.photo-carousel .lc-dashes{position:absolute;left:var(--bleed);bottom:1.3rem;z-index:2;display:flex;gap:.45rem}
.photo-carousel .lc-dash{width:clamp(26px,4vw,46px);height:4px;border-radius:2px;border:0;padding:0;background:rgba(255,255,255,.38);cursor:pointer;transition:background .25s}
.photo-carousel .lc-dash:hover{background:rgba(255,255,255,.75)}
.photo-carousel .lc-dash.is-active{background:var(--accent)}
.photo-carousel .lc-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:2;
  background:rgba(10,12,15,.55);border-color:rgba(255,255,255,.22);color:#fff;backdrop-filter:blur(4px)}
.photo-carousel .lc-prev{left:clamp(.7rem,2vw,1.8rem)}
.photo-carousel .lc-next{right:clamp(.7rem,2vw,1.8rem)}
.photo-carousel .lc-arrow:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-50%) scale(1.06)}
@media(max-width:480px){.photo-carousel .lc-arrow{width:40px;height:40px}.photo-carousel .lc-arrow svg{width:19px;height:19px}
  .photo-carousel .lc-cap{padding:3rem var(--bleed) 2.5rem}.photo-carousel .lc-dashes{bottom:.95rem}}

/* ---------- Gallery ---------- */
.gallery{display:grid;gap:1rem;grid-template-columns:repeat(2,1fr)}
@media(min-width:720px){.gallery{grid-template-columns:repeat(3,1fr)}}
.shot{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--ink-2);border:1px solid var(--line);aspect-ratio:4/3;box-shadow:var(--shadow-soft)}
.shot img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.shot::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(8,9,11,.78));opacity:.35;transition:opacity .3s}
.shot:hover::after{opacity:.9}
.shot:hover img{transform:scale(1.06)}
.shot figcaption,.shot .shot__cap{position:absolute;left:0;right:0;bottom:0;z-index:1;padding:1.5rem 1rem .9rem;font-family:var(--ff-mono);font-size:.74rem;
  letter-spacing:.03em;color:#fff;transform:translateY(10px);opacity:0;transition:.3s var(--ease)}
.shot:hover figcaption,.shot:hover .shot__cap,.shot:focus-visible .shot__cap{transform:translateY(0);opacity:1}
.shot--tall{aspect-ratio:3/4}
@media(min-width:720px){.gallery .span2{grid-column:span 2}.gallery .row2{grid-row:span 2}}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:.8rem;max-width:62rem}
.faq details{background:linear-gradient(180deg,var(--ink-3),var(--ink-2));border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq details[open]{border-color:var(--line-strong);box-shadow:var(--shadow-soft)}
.section.light .faq details,.section.paper2 .faq details{background:#fff;border-color:var(--paper-3)}
.faq summary{list-style:none;cursor:pointer;padding:1.2rem 1.4rem;display:flex;justify-content:space-between;gap:1rem;align-items:center;
  font-family:var(--ff-display);font-weight:700;font-size:1.05rem;transition:color .15s}
.faq summary:hover{color:var(--accent)}
.section.light .faq summary:hover{color:var(--accent-600)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";width:24px;height:24px;flex:none;border-radius:7px;border:1px solid var(--line-strong);transition:transform .25s var(--ease),background-color .2s,border-color .2s;
   background:rgba(245,163,0,.08) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f5a300' stroke-width='3' stroke-linecap='round'><path d='M12 5v14M5 12h14'/></svg>") center/13px no-repeat}
.faq details[open] summary::after{transform:rotate(135deg);border-color:var(--accent)}
.faq .faq__a{padding:0 1.4rem 1.3rem;color:var(--txt-dim)}
.section.light .faq .faq__a,.section.paper2 .faq .faq__a{color:var(--txt-light-dim)}

/* ---------- Forms ---------- */
.form{display:grid;gap:1.05rem}
.field{display:grid;gap:.45rem}
.field label{font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--steel-dim)}
.field .req{color:var(--accent)}
.field input,.field select,.field textarea{
  width:100%;background:var(--ink);border:1px solid var(--line-strong);border-radius:var(--radius-sm);
  color:var(--txt);padding:.9rem 1.05rem;font:inherit;font-size:1rem;line-height:1.5;
  transition:border-color .15s,box-shadow .15s,background .15s}
.section.light .field input,.section.light .field select,.section.light .field textarea{background:var(--paper-2);border-color:var(--paper-3);color:var(--ink)}
.field input::placeholder,.field textarea::placeholder{color:var(--steel-dim)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(245,163,0,.18)}
/* les <select> se calculent plus bas que les <input> : on aligne leur hauteur */
.field select{min-height:calc(1.5em + 1.8rem + 2px)}
.field textarea{min-height:140px;resize:vertical}
.form-row{display:grid;gap:1.05rem}
@media(min-width:560px){.form-row{grid-template-columns:1fr 1fr}}
.form__note{font-size:.82rem;color:var(--txt-dim)}
.section.light .form__note{color:var(--txt-light-dim)}
.form__status{display:none;padding:.95rem 1.15rem;border-radius:var(--radius-sm);font-size:.95rem;font-weight:600}
.form__status.ok{display:block;background:rgba(37,211,102,.14);border:1px solid rgba(37,211,102,.4);color:#7ef0a8}
.form__status.err{display:block;background:rgba(255,90,90,.13);border:1px solid rgba(255,90,90,.4);color:#ff9b9b}
.section.light .form__status.ok{color:#0c7a3c}.section.light .form__status.err{color:#b42318}

/* ---------- Breadcrumb ---------- */
.crumb{font-family:var(--ff-mono);font-size:.76rem;color:var(--steel-dim);letter-spacing:.04em;padding-block:1.1rem;display:flex;flex-wrap:wrap;gap:.4rem;align-items:center}
.crumb a{transition:color .15s}
.crumb a:hover{color:var(--accent)}
.crumb span[aria-current]{color:var(--txt)}
.section.light .crumb{color:var(--txt-light-dim)}

/* ---------- Page hero (inner) ---------- */
.page-hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#0d0f12,#101216);border-bottom:1px solid var(--line)}
.page-hero::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.4;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:52px 52px;mask-image:radial-gradient(120% 100% at 80% 0,#000,transparent 70%)}
.page-hero::after{content:"";position:absolute;inset:0;background:radial-gradient(900px 380px at 85% -10%,rgba(245,163,0,.16),transparent 60%);pointer-events:none}
.page-hero__inner{position:relative;z-index:1;padding-block:clamp(2.8rem,6vw,4.6rem);max-width:56rem}
.page-hero h1{font-size:clamp(2.1rem,1.3rem + 3.6vw,3.5rem);text-wrap:balance}
.page-hero p{color:var(--steel);margin-top:1.1rem;font-size:1.1rem;max-width:56ch}

/* ---------- Info / contact blocks ---------- */
.info-list{display:grid;gap:1.1rem}
.info-item{display:flex;gap:.95rem;align-items:flex-start}
.info-item .i{flex:none;width:44px;height:44px;border-radius:11px;display:grid;place-items:center;background:rgba(245,163,0,.13);color:var(--accent);border:1px solid rgba(245,163,0,.26)}
.info-item .i svg{width:20px;height:20px}
.info-item b{display:block;font-family:var(--ff-display);font-size:1rem;margin-bottom:.1rem}
.info-item a,.info-item span{color:var(--txt-dim)}
.section.light .info-item a,.section.light .info-item span{color:var(--txt-light-dim)}
.info-item a:hover{color:var(--accent)}
.map-embed{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/10;background:var(--ink-2);box-shadow:var(--shadow-soft)}
.map-embed iframe{width:100%;height:100%;border:0;display:block;filter:grayscale(.3) contrast(1.05);transition:filter .4s}
.map-embed:hover iframe{filter:none}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;background:linear-gradient(120deg,#1b1f25,#0d0f12);border-block:1px solid var(--line)}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(720px 320px at 12% 20%,rgba(245,163,0,.2),transparent 60%),radial-gradient(620px 300px at 100% 100%,rgba(91,139,179,.16),transparent 60%)}
.cta-band::after{content:"";position:absolute;inset:0;opacity:.5;pointer-events:none;
  background-image:linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:52px 52px;mask-image:linear-gradient(90deg,transparent,#000)}
.cta-band__in{position:relative;z-index:1;display:grid;gap:1.7rem;align-items:center}
@media(min-width:860px){.cta-band__in{grid-template-columns:1.4fr auto}}
.cta-band h2{font-size:clamp(1.8rem,1.2rem + 2.6vw,2.7rem)}
.cta-band p{color:var(--steel);margin:.85rem 0 0;max-width:52ch}

/* ---------- Footer ---------- */
.footer{background:#0a0c0e;border-top:1px solid var(--line);padding-block:clamp(2.8rem,6vw,4.2rem) 1.5rem;position:relative}
.footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-accent);opacity:.7}
.footer__top{display:grid;gap:2.3rem}
@media(min-width:820px){.footer__top{grid-template-columns:1.5fr 1fr 1fr 1.3fr}}
.footer h4{font-family:var(--ff-mono);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--steel-dim);margin-bottom:1.1rem;font-weight:600}
.footer a{color:var(--txt-dim);display:inline-block;padding:.2rem 0;transition:color .15s}
.footer a:hover{color:var(--accent)}
/* keep the WhatsApp/CTA buttons' own colours inside the footer (override generic link colour) */
.footer .btn{color:var(--fg);display:inline-flex;align-items:center;min-height:38px;padding:.5rem 1rem;font-size:.84rem;border-radius:9px}
.footer .btn:hover{color:var(--fg)}
.footer__brand .brand{margin-bottom:1rem}
.footer__brand p{color:var(--txt-dim);font-size:.92rem;max-width:34ch}
.footer__nap{font-style:normal;color:var(--txt-dim);font-size:.92rem;line-height:1.8}
.footer__nap a{display:inline}
.footer__social{display:flex;gap:.6rem;margin-top:1rem}
.footer__social a{width:40px;height:40px;border:1px solid var(--line-strong);border-radius:10px;display:grid;place-items:center;padding:0;transition:border-color .2s,color .2s,transform .2s var(--ease),background .2s}
.footer__social a:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);background:rgba(245,163,0,.08)}
.footer__social svg{width:18px;height:18px}
.footer__bottom{margin-top:2.6rem;padding-top:1.5rem;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;justify-content:space-between;color:var(--steel-dim);font-size:.82rem}
.footer__legal{font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.03em}

/* ---------- Mobile sticky call bar ---------- */
.callbar{position:fixed;left:0;right:0;bottom:0;z-index:55;display:grid;grid-template-columns:1fr 1fr;
  background:rgba(14,16,19,.96);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
.callbar a{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.95rem;font-family:var(--ff-display);font-weight:700;font-size:.95rem}
.callbar a svg{width:1.1em;height:1.1em}
.callbar a+a{border-left:1px solid var(--line)}
.callbar .c-tel{color:var(--accent)}
.callbar .c-wa{color:#25d366}
@media(min-width:1024px){.callbar{display:none}}
@media(max-width:1023px){body{padding-bottom:56px}}

/* ---------- Misc ---------- */
.pill{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--steel);border:1px solid var(--line-strong);border-radius:100px;padding:.4rem .9rem;transition:border-color .2s,color .2s,background .2s}
.pill:hover{border-color:var(--accent);color:var(--accent);background:rgba(245,163,0,.07)}
.lead{font-size:1.15rem;color:var(--steel)}
.section.light .lead{color:var(--txt-light-dim)}
.prose p{max-width:68ch}
.prose h2{font-size:clamp(1.55rem,1.2rem + 1.5vw,2.2rem);margin:2.6rem 0 1rem}
.prose h3{font-size:1.28rem;margin:1.9rem 0 .7rem}
.prose ul:not(.ticks){margin:0 0 1.2rem;padding-left:0}
.prose ul:not(.ticks) li{position:relative;padding-left:1.5rem;margin-bottom:.55rem;color:var(--txt-dim)}
.section.light .prose ul:not(.ticks) li{color:var(--txt-light-dim)}
.prose ul:not(.ticks) li::before{content:"";position:absolute;left:.15rem;top:.62em;width:7px;height:7px;background:var(--accent);transform:rotate(45deg)}
.divider{height:1px;background:var(--line);border:0;margin-block:clamp(2rem,5vw,3.5rem)}
.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:#000;padding:.7rem 1.1rem;z-index:200;border-radius:0 0 8px 0;font-weight:700}
.skip:focus{left:0}
.anchor{scroll-margin-top:90px}

/* ---------- Carte Tunisie (zones d'intervention) ---------- */
.map-tn{max-width:380px;margin-inline:auto;width:100%}
.map-tn svg{display:block;width:100%;height:auto;filter:drop-shadow(0 24px 48px rgba(0,0,0,.45))}
.tn-dot{fill:var(--accent);stroke:#0e1013;stroke-width:1.5;transition:r .2s var(--ease)}
.tn-dot--hq{stroke-width:2.5}
.tn-gov{transition:fill .25s}
.tn-gov:hover{fill:#272c34}
.tn-pulse{fill:none;stroke:var(--accent);stroke-width:1.5;opacity:.55;transform-origin:185.8px 46.6px;animation:tnPulse 2.6s ease-out infinite}
@keyframes tnPulse{0%{transform:scale(.55);opacity:.7}70%{transform:scale(1.25);opacity:0}100%{transform:scale(1.25);opacity:0}}
.tn-lbl{font-family:var(--ff-mono);font-size:12px;letter-spacing:.14em;fill:#e8ecf0;font-weight:600}
.tn-lbl--hq{font-size:13px;fill:#fff}
.tn-sub{font-family:var(--ff-mono);font-size:8.5px;letter-spacing:.16em;fill:var(--accent)}
.tn-city{cursor:pointer}
.tn-city:hover .tn-dot,.tn-city:focus-visible .tn-dot{r:5.5}
.tn-city--hq:hover .tn-dot--hq,.tn-city--hq:focus-visible .tn-dot--hq{r:8.5}
.tn-city:hover .tn-lbl,.tn-city:focus-visible .tn-lbl{fill:var(--accent)}
.map-cities a{color:#fff;font-weight:600;text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--accent);transition:color .2s}
.map-cities a:hover{color:var(--accent)}
@media(prefers-reduced-motion:reduce){.tn-pulse{animation:none;opacity:.35}}

/* ---------- Filtres galerie (chips) ---------- */
.chips{display:flex;flex-wrap:wrap;gap:.55rem;margin:0 0 1.6rem}
.chip{font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--steel);
  border:1px solid var(--line-strong);border-radius:100px;padding:.48rem 1rem;background:transparent;cursor:pointer;
  transition:border-color .2s,color .2s,background .2s}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.chip.is-active{background:var(--accent);border-color:var(--accent);color:#000;font-weight:600}
.gallery .gallery__item{display:block}
.gallery .gallery__item.is-hidden{display:none}

/* ---------- Lightbox ---------- */
.lightbox{border:0;padding:0;background:transparent;max-width:min(96vw,1400px);max-height:96vh;overflow:visible}
.lightbox::backdrop{background:rgba(7,8,10,.93);backdrop-filter:blur(3px)}
.lightbox figure{margin:0;position:relative;display:grid;place-items:center}
.lightbox img{max-width:min(94vw,1320px);max-height:82vh;width:auto;height:auto;display:block;border-radius:var(--radius-sm);box-shadow:0 30px 80px -20px rgba(0,0,0,.8)}
.lightbox figcaption{margin-top:.9rem;text-align:center;color:#fff;font-family:var(--ff-mono);font-size:.8rem;letter-spacing:.03em}
.lightbox .lb-count{color:var(--steel);margin-left:.6rem}
.lightbox .lc-arrow{position:fixed;top:50%;transform:translateY(-50%);z-index:2}
.lightbox .lb-prev{left:clamp(.4rem,2vw,1.6rem)}
.lightbox .lb-next{right:clamp(.4rem,2vw,1.6rem)}
.lightbox .lb-close{position:fixed;top:clamp(.5rem,2vw,1.4rem);right:clamp(.5rem,2vw,1.4rem);width:46px;height:46px;border-radius:50%;
  border:1px solid var(--line-strong);background:rgba(7,8,10,.6);color:#fff;font-size:1.5rem;line-height:1;display:grid;place-items:center;cursor:pointer;transition:border-color .2s,color .2s}
.lightbox .lb-close:hover{border-color:var(--accent);color:var(--accent)}
@media(max-width:560px){.lightbox .lc-arrow{top:auto;bottom:1rem}}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- Reduced motion ---------- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .hero__media img{animation:none;transform:none}
  .blueprint .frame{animation:none;stroke-dashoffset:0}
}
