/* camera-inspection-canalisation.fr — feuille de style
   Palette : noir / blanc / orange. Style éditorial technique. */

:root{
  --orange:#F26A1B; --orange-d:#C8500B; --orange-wash:#fff3ec;
  --black:#111; --ink:#1c1c1c; --grey:#5f5b57; --grey-l:#8a847e;
  --line:#e7e2dc; --wash:#faf7f4; --white:#fff;
  --maxw:1180px; --rail:320px;
  --serif:"Georgia","Times New Roman",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --shadow:0 1px 2px rgba(17,17,17,.06),0 8px 24px rgba(17,17,17,.06);
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--white);
  font-size:17px;line-height:1.65;font-kerning:normal;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
a{color:var(--orange-d);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:22px}
.skip{position:absolute;left:-999px}
.skip:focus{left:12px;top:12px;background:var(--black);color:#fff;padding:10px 16px;z-index:99;border-radius:6px}

/* ---------- En-tête ---------- */
.site-head{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(1.2) blur(6px);border-bottom:1px solid var(--line)}
.site-head__row{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand__txt{display:flex;flex-direction:column;line-height:1}
.brand__txt strong{font-family:var(--serif);font-size:17px;letter-spacing:.2px}
.brand__txt em{font-style:normal;font-size:11px;letter-spacing:3.4px;text-transform:uppercase;color:var(--orange-d);margin-top:3px}
/* ---------- Méga-menu ---------- */
.mega{margin-left:auto}
.mega__bar{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.mega__item{position:static}
.mega__trigger{display:inline-flex;align-items:center;gap:6px;font-family:inherit;font-size:15px;
  font-weight:600;color:var(--ink);background:none;border:0;cursor:pointer;padding:10px 14px;border-radius:8px;
  line-height:1;white-space:nowrap}
.mega__trigger:hover,.mega__trigger:focus-visible{background:var(--orange-wash);color:var(--orange-d);outline:none}
.mega__chev{transition:transform .18s ease;margin-top:1px}
.mega__item.is-active > .mega__trigger{color:var(--orange-d)}

.mega__panel{position:absolute;left:0;right:0;top:100%;background:#fff;border-top:2px solid var(--orange);
  box-shadow:0 24px 48px rgba(17,17,17,.14);opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .16s ease,transform .16s ease,visibility .16s;z-index:60}
.mega__item:hover > .mega__panel,
.mega__item:focus-within > .mega__panel,
.mega__item.open > .mega__panel{opacity:1;visibility:visible;transform:none}
.mega__item:hover > .mega__trigger .mega__chev,
.mega__item.open > .mega__trigger .mega__chev{transform:rotate(180deg)}
.mega__panel-in{padding:26px 22px 30px}
.mega__cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.4fr;gap:30px}
.mega__col h3{font-size:12px;text-transform:uppercase;letter-spacing:1.2px;color:var(--grey);margin:0 0 12px;font-weight:700}
.mega__col ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.mega__col ul a{display:block;padding:7px 10px;margin-left:-10px;border-radius:8px;color:var(--ink);font-weight:600;font-size:15px}
.mega__col ul a:hover{background:var(--orange-wash);color:var(--orange-d);text-decoration:none}
.mega__col ul a[aria-current]{color:var(--orange-d);background:var(--orange-wash)}
.mega__col--lead{border-right:1px solid var(--line);padding-right:26px}
.mega__pillar{display:block;font-family:var(--serif);font-size:20px;font-weight:700;color:var(--black);margin-bottom:8px}
.mega__pillar:hover{color:var(--orange-d);text-decoration:none}
.mega__col--lead p{font-size:13.5px;color:var(--grey);line-height:1.5;margin:0 0 12px}
.mega__all{font-size:13.5px;font-weight:700;color:var(--orange-d)}
.mega__feature{display:block;background:var(--black);color:#fff;border-radius:12px;padding:18px 18px 16px;
  align-self:start;background-image:radial-gradient(90px 90px at 100% 0,rgba(242,106,27,.45),transparent)}
.mega__feature:hover{text-decoration:none;transform:translateY(-1px);transition:transform .1s}
.mega__feature-ico{display:block;margin-bottom:8px}
.mega__feature strong{display:block;color:#fff;font-size:15.5px;margin-bottom:4px}
.mega__feature-txt{display:block;color:#d8d2cb;font-size:13px;line-height:1.5;margin-bottom:10px}
.mega__feature em{font-style:normal;color:var(--orange);font-weight:700;font-size:13px}

.mega__cta{margin-left:10px}
.nav-cta{display:inline-flex;align-items:center;gap:7px;white-space:nowrap;font-size:13.5px;font-weight:700;
  color:#fff!important;background:var(--black);padding:10px 15px;border-radius:9px}
.nav-cta:hover{background:var(--orange-d);text-decoration:none}

.nav-toggle{display:none;margin-left:auto;background:none;border:0;cursor:pointer;padding:8px;gap:5px;flex-direction:column}
.nav-toggle span{width:24px;height:2px;background:var(--ink);display:block;border-radius:2px;transition:transform .2s,opacity .2s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Héros ---------- */
.hero{position:relative;background:var(--black);color:#fff;overflow:hidden;isolation:isolate}
.hero-svg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
/* voile dégradé : sombre à gauche (texte), transparent à droite (motif) */
.hero::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(90deg,rgba(17,17,17,.95) 0%,rgba(17,17,17,.86) 34%,rgba(17,17,17,.45) 60%,rgba(17,17,17,0) 82%),
             linear-gradient(0deg,rgba(17,17,17,.55) 0%,rgba(17,17,17,0) 30%)}
.hero__inner{position:relative;z-index:2;padding:48px 0 54px;max-width:660px;margin:0}
.hero__eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:2.6px;
  text-transform:uppercase;color:var(--orange);margin:0 0 6px}
.hero h1{font-family:var(--serif);font-weight:700;font-size:clamp(29px,4.4vw,48px);
  line-height:1.1;margin:.1em 0 .38em;letter-spacing:-.4px;text-wrap:balance}
.hero__sub{font-size:clamp(16px,1.8vw,19px);color:#e7e2dc;max-width:56ch;margin:0 0 16px;line-height:1.5}
.hero__meta{font-size:12.5px;color:#a8a29b;letter-spacing:.3px}
.hero--error{padding-block:40px}
.crumbs ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0;font-size:13px}
.crumbs li:not(:last-child)::after{content:"›";margin-left:8px;color:var(--orange)}
.crumbs a{color:#cbc5be}.crumbs a:hover{color:#fff}
.crumbs [aria-current]{color:var(--orange)}

/* ---------- Mise en page principale ---------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) var(--rail);gap:52px;
  padding-block:52px;align-items:start}
.prose{min-width:0}
.rail{position:sticky;top:88px}

/* ---------- Prose ---------- */
.prose h2{font-family:var(--serif);font-size:clamp(23px,2.6vw,30px);line-height:1.2;
  margin:2.1em 0 .5em;letter-spacing:-.2px;padding-top:.2em}
.prose h2:first-child,.prose > *:first-child{margin-top:0}
.prose h3{font-size:19px;margin:1.7em 0 .4em;font-weight:700}
.prose p{margin:0 0 1.05em}
.prose > p:first-of-type,.lead{font-size:19px;line-height:1.6}
.lead{color:var(--black);font-weight:500;border-left:3px solid var(--orange);
  padding:2px 0 2px 18px;margin:0 0 1.4em}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.25em}
.prose li{margin:.3em 0}
.prose strong{color:var(--black)}
.prose a:not(.btn){border-bottom:1px solid rgba(200,80,11,.35)}
.prose a:not(.btn):hover{border-color:var(--orange-d);text-decoration:none;background:var(--orange-wash)}
.prose a.btn:hover{text-decoration:none}
.prose a.ext::after{content:"↗";font-size:.8em;margin-left:2px;color:var(--orange-d)}
.prose figure{margin:1.6em 0}
.prose blockquote{margin:1.6em 0;padding:4px 0 4px 20px;border-left:3px solid var(--black);
  font-family:var(--serif);font-size:20px;color:var(--black)}

/* ---------- Composants ---------- */
.callout{background:var(--wash);border:1px solid var(--line);border-radius:12px;
  padding:20px 22px;margin:1.7em 0}
.callout h3{margin:0 0 .4em;font-size:16px;text-transform:uppercase;letter-spacing:1px;color:var(--orange-d)}
.callout--warn{background:var(--orange-wash);border-color:#f6d3bd}
.callout p:last-child{margin-bottom:0}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:2px;
  background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:1.7em 0}
.stat{background:#fff;padding:18px 20px}
.stat__num{display:block;font-family:var(--serif);font-size:30px;font-weight:700;color:var(--black)}
.stat__label{display:block;font-size:13.5px;color:var(--grey);margin-top:3px}

.table-wrap{overflow-x:auto;margin:1.7em 0;border:1px solid var(--line);border-radius:12px}
.tbl{width:100%;border-collapse:collapse;font-size:15px;min-width:520px}
.tbl caption{text-align:left;padding:14px 16px 0;color:var(--grey);font-size:13px}
.tbl th,.tbl td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl thead th{background:var(--black);color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.6px;border:0}
.tbl tbody tr:last-child th,.tbl tbody tr:last-child td{border-bottom:0}
.tbl tbody th{font-weight:700;color:var(--black)}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.tbl--products tbody tr:hover{background:var(--orange-wash)}

.specs{margin:1.6em 0;border-top:2px solid var(--black)}
.specs>div{display:grid;grid-template-columns:200px 1fr;gap:18px;padding:13px 0;border-bottom:1px solid var(--line)}
.specs dt{font-weight:700;color:var(--black);margin:0}
.specs dd{margin:0;color:var(--ink)}

.steps{counter-reset:s;list-style:none;padding:0;margin:1.6em 0}
.steps li{position:relative;padding:2px 0 16px 52px;margin:0}
.steps li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:0;
  width:34px;height:34px;background:var(--black);color:#fff;border-radius:50%;
  display:grid;place-items:center;font-weight:700;font-family:var(--serif)}
.steps li:not(:last-child)::after{content:"";position:absolute;left:16px;top:34px;bottom:2px;width:2px;background:var(--line)}

.diagram{width:100%;height:auto;border:1px solid var(--line);border-radius:12px;margin:1.7em 0}

.cta{display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;
  background:var(--black);color:#fff;border-radius:14px;padding:26px 28px;margin:2em 0;
  background-image:radial-gradient(120px 120px at 100% 0,rgba(242,106,27,.4),transparent)}
.cta h3{margin:0 0 .3em;color:#fff;font-family:var(--serif);font-size:21px}
.cta p{margin:0;color:#d9d3cc;font-size:15px;max-width:52ch}
.cta__actions{display:flex;gap:10px;flex-wrap:wrap}

.btn{display:inline-block;font-weight:700;font-size:15px;padding:12px 20px;border-radius:9px;
  border:2px solid transparent;cursor:pointer;transition:transform .05s ease}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn--primary{background:var(--orange);color:#fff!important;border-color:var(--orange)}
.btn--primary:hover{background:var(--orange-d);border-color:var(--orange-d)}
.btn--ghost{background:transparent;color:#fff!important;border-color:rgba(255,255,255,.5)}
.btn--ghost:hover{border-color:#fff}
.btn--block{display:block;text-align:center;margin-top:8px}

/* Bloc de maillage du cocon */
.mesh{margin-top:2.6em;padding-top:1.6em;border-top:2px solid var(--black)}
.mesh h2{margin-top:0;font-size:20px}
.mesh-grid{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.mesh-grid li{background:var(--wash);border:1px solid var(--line);border-radius:11px;padding:14px 16px}
.mesh-grid a{display:block;font-weight:700;color:var(--black);border:0}
.mesh-grid a:hover{color:var(--orange-d);background:none}
.mesh-grid span{display:block;font-size:13.5px;color:var(--grey);margin-top:4px}
.mesh-inline{list-style:none;display:flex;flex-wrap:wrap;gap:10px;padding:0;margin:0}
.mesh-inline li a{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:8px 16px;font-weight:600;font-size:14.5px;color:var(--ink)}
.mesh-inline li a:hover{border-color:var(--orange);color:var(--orange-d);background:var(--orange-wash)}

/* ---------- Rail latéral ---------- */
.rail__card{background:var(--black);color:#fff;border-radius:14px;padding:22px}
.rail__card h2{margin:0 0 .5em;font-size:16px;text-transform:uppercase;letter-spacing:1.2px;color:var(--orange)}
.rail__card p{font-size:14px;color:#cfc9c2;margin:0 0 14px}
.rail__list{list-style:none;padding:14px 0 0;margin:14px 0 0;border-top:1px solid rgba(255,255,255,.15);
  display:grid;gap:8px}
.rail__list a{color:#eee;font-size:14px}
.rail__list a:hover{color:var(--orange)}
.rail__silos{margin-top:22px;border:1px solid var(--line);border-radius:14px;padding:8px}
.rail__silos h2{font-size:13px;text-transform:uppercase;letter-spacing:1px;color:var(--grey);margin:10px 12px}
.rail__silos ul{list-style:none;margin:0;padding:0}
.rail__silos li{display:flex;align-items:center;gap:12px;padding:9px 12px;border-radius:9px}
.rail__silos li:hover,.rail__silos li.is-active{background:var(--wash)}
.rail__silos a{color:var(--ink);font-weight:600;font-size:15px;border:0}
.rail__ico{flex:0 0 auto;display:grid;place-items:center}

/* ---------- Home ---------- */
.silo-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px;margin:1.8em 0}
.silo-card{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;
  color:var(--ink);box-shadow:var(--shadow);transition:border-color .12s,transform .12s}
.silo-card:hover{border-color:var(--orange);transform:translateY(-2px);text-decoration:none}
.silo-card__ico{width:52px;height:52px;background:var(--black);border-radius:12px;display:grid;place-items:center;margin-bottom:14px}
.silo-card h3{margin:.1em 0 .3em;font-size:18px;color:var(--black)}
.silo-card p{margin:0;font-size:14.5px;color:var(--grey)}
.silo-card__go{display:inline-block;margin-top:12px;font-weight:700;color:var(--orange-d);font-size:14px}

/* ---------- Pied ---------- */
.site-foot{background:var(--black);color:#cfc9c2;margin-top:40px;padding-top:48px}
.site-foot__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:34px}
.site-foot h3{color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:1.2px;margin:0 0 14px}
.site-foot ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.site-foot a{color:#cfc9c2;font-size:14.5px}
.site-foot a:hover{color:var(--orange)}
.foot-col--brand p{font-size:14px;line-height:1.6;max-width:42ch}
.brand--foot .brand__txt strong{color:#fff}
address{font-style:normal;font-size:14.5px;line-height:1.8}
.site-foot__legal{border-top:1px solid rgba(255,255,255,.14);padding-block:20px;
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12.5px;color:var(--grey-l)}
.site-foot__legal a{color:var(--grey-l)}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .layout{grid-template-columns:1fr;gap:34px}
  .rail{position:static;order:2}
  .site-foot__grid{grid-template-columns:1fr 1fr}
}
/* Méga-menu : passage en tiroir + accordéon */
@media(max-width:1040px){
  .mega__cols{grid-template-columns:1fr 1fr 1.4fr}
  .mega__col--lead{grid-column:1 / -1;border-right:0;border-bottom:1px solid var(--line);padding-right:0;padding-bottom:16px}
}
@media(max-width:900px){
  .nav-toggle{display:flex}
  .mega{position:fixed;inset:68px 0 0 0;margin:0;background:#fff;transform:translateX(100%);
    transition:transform .24s ease;overflow-y:auto;z-index:70;box-shadow:var(--shadow);visibility:hidden}
  .mega.open{transform:none;visibility:visible}
  .mega__bar{flex-direction:column;align-items:stretch;gap:0;padding:8px 16px 28px}
  .mega__item{border-bottom:1px solid var(--line)}
  .mega__item.is-active > .mega__trigger::after{display:none}
  .mega__trigger{width:100%;justify-content:space-between;padding:16px 6px;font-size:16px;border-radius:0}
  .mega__trigger:hover,.mega__trigger:focus-visible{background:none;color:var(--ink)}
  .mega__item.is-active > .mega__trigger,.mega__item.open > .mega__trigger{color:var(--orange-d)}
  .mega__panel{position:static;display:none;opacity:1;visibility:visible;transform:none;
    box-shadow:none;border-top:0;background:var(--wash);border-radius:10px;margin:0 0 12px;z-index:auto}
  .mega__item.open > .mega__panel{display:block}
  .mega__panel-in{padding:8px 14px 16px}
  .mega__cols{grid-template-columns:1fr;gap:16px}
  .mega__col--lead{grid-column:auto}
  .mega__cta{margin:16px 0 0}
  .nav-cta{width:100%;justify-content:center;padding:15px}
}
@media(max-width:760px){
  body{font-size:16px}
  .site-foot__grid{grid-template-columns:1fr}
  .specs>div{grid-template-columns:1fr;gap:2px}
  .cta{flex-direction:column;align-items:flex-start}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}