/* SMARTINK — design system
   Encre #0A1A2B · Anthracite #1E2A36 · Teal #0FA3A3 · Blanc #FFFFFF · Gris technique #6B7D8C */

:root{
  --encre:#0A1A2B;
  --encre-2:#12293F;
  --anthracite:#1E2A36;
  --teal:#0FA3A3;
  --teal-clair:#3FC9C9;
  --blanc:#FFFFFF;
  --papier:#F4F7F9;
  --gris:#6B7D8C;
  --trait:#DCE4EA;
  --max:1200px;
  --r:3px;
  --t:.18s ease;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--blanc);color:var(--anthracite);
  font-family:Archivo,system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--encre);text-decoration:none}
a:hover{color:var(--teal)}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

h1,h2,h3,h4{font-family:Archivo,system-ui,sans-serif;font-weight:600;line-height:1.12;color:var(--encre);margin:0 0 .5em}
h1{font-size:clamp(2rem,4.4vw,3.3rem);letter-spacing:-.018em}
h2{font-size:clamp(1.6rem,3vw,2.3rem)}
h3{font-size:1.25rem}
p{max-width:74ch}

/* Graduation : motif de laize, signature graphique du site */
.grad{height:14px;background-image:
  repeating-linear-gradient(to right,var(--trait) 0 1px,transparent 1px 20px),
  repeating-linear-gradient(to right,var(--teal) 0 1px,transparent 1px 100px);
  background-size:100% 7px,100% 14px;background-repeat:no-repeat;background-position:0 0,0 0;margin:0 0 28px}
.grad-sombre{border-top:1px solid rgba(255,255,255,.14);background-image:
  repeating-linear-gradient(to right,rgba(255,255,255,.22) 0 1px,transparent 1px 20px),
  repeating-linear-gradient(to right,var(--teal) 0 1px,transparent 1px 100px)}

/* En-tête */
header.top{position:sticky;top:0;z-index:60;background:var(--encre);color:#fff;border-bottom:1px solid rgba(255,255,255,.1)}
header.top a{color:#fff}
.bar{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-family:Archivo,system-ui,sans-serif;font-size:1.5rem;font-weight:600;letter-spacing:.01em}
.logo svg{width:26px;height:32px;flex:none}
.logo span{color:#fff}
nav.principale{margin-left:auto;display:flex;gap:4px;align-items:center}
nav.principale > div{position:relative}
nav.principale a.lien{display:block;padding:10px 14px;font-size:.94rem;color:rgba(255,255,255,.86);border-radius:var(--r)}
nav.principale a.lien:hover,nav.principale a.lien[aria-current]{color:#fff;background:rgba(255,255,255,.09)}
.sousmenu{position:absolute;top:100%;left:0;min-width:250px;background:var(--blanc);border:1px solid var(--trait);border-top:2px solid var(--teal);
  box-shadow:0 18px 40px rgba(10,26,43,.18);padding:8px;opacity:0;visibility:hidden;transform:translateY(6px);transition:var(--t)}
nav.principale > div:hover .sousmenu,nav.principale > div:focus-within .sousmenu{opacity:1;visibility:visible;transform:none}
.sousmenu a{display:block;padding:9px 12px;color:var(--anthracite);font-size:.94rem}
.sousmenu a:hover{background:var(--papier);color:var(--encre)}
.recherche-top{display:flex;align-items:center}
.recherche-top input{width:190px;padding:9px 12px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);color:#fff;border-radius:var(--r);font:inherit;font-size:.9rem}
.recherche-top input::placeholder{color:rgba(255,255,255,.55)}
.burger{display:none;margin-left:auto;background:none;border:1px solid rgba(255,255,255,.3);color:#fff;padding:8px 12px;border-radius:var(--r);font:inherit}

/* Boutons */
.btn{display:inline-block;padding:13px 24px;border-radius:var(--r);font-weight:600;font-size:.97rem;border:1px solid transparent;cursor:pointer;transition:var(--t)}
.btn-teal{background:var(--teal);color:#04252b}
.btn-teal:hover{background:var(--teal-clair);color:#04252b}
.btn-ligne{border-color:var(--trait);color:var(--encre);background:#fff}
.btn-ligne:hover{border-color:var(--teal);color:var(--teal)}
.btn-ligne-claire{border-color:rgba(255,255,255,.35);color:#fff}
.btn-ligne-claire:hover{border-color:var(--teal);color:var(--teal-clair)}

/* Hero */
.hero{background-color:var(--encre);background-image:linear-gradient(100deg,rgba(10,26,43,.97) 0%,rgba(10,26,43,.92) 38%,rgba(10,26,43,.55) 68%,rgba(10,26,43,.35) 100%),url('/assets/img/hero.jpg');background-size:cover;background-position:center right;background-repeat:no-repeat;color:#fff;padding:92px 0 0;position:relative;overflow:hidden}
.hero h1{color:#fff;max-width:15ch}
.hero p.chapo{font-size:1.18rem;color:rgba(255,255,255,.8);max-width:58ch}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.hero-mesures{display:flex;gap:44px;flex-wrap:wrap;margin:56px 0 0;padding:26px 0 34px;border-top:1px solid rgba(255,255,255,.14)}
.mesure .v{font-family:Archivo,system-ui,sans-serif;font-size:2.2rem;font-weight:600;color:var(--teal-clair);line-height:1}
.mesure .l{font-size:.9rem;color:rgba(255,255,255,.65)}

/* Sections */
section.bloc{padding:74px 0}
section.bloc.gris{background:var(--papier)}
section.bloc.sombre{background:var(--encre);color:#fff}
section.bloc.sombre h2,section.bloc.sombre h3{color:#fff}
section.bloc.sombre p{color:rgba(255,255,255,.78)}
.intro{max-width:70ch;margin-bottom:36px;color:var(--gris)}

/* Grilles */
.grille{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

/* Carte produit */
.carte{background:#fff;border:1px solid var(--trait);display:flex;flex-direction:column;transition:var(--t)}
.carte:hover{border-color:var(--teal);box-shadow:0 12px 28px rgba(10,26,43,.09)}
.carte .visuel{aspect-ratio:4/3;background:var(--papier);display:flex;align-items:center;justify-content:center;overflow:hidden;border-bottom:1px solid var(--trait)}
.carte .visuel img{width:100%;height:100%;object-fit:contain;padding:14px}
.carte .corps{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1}
.carte h3{margin-bottom:6px;font-size:1.16rem}
.carte p{font-size:.93rem;color:var(--gris);margin:0 0 16px;flex:1}
.carte .meta{font-size:.82rem;color:var(--teal);margin-bottom:10px;font-family:Archivo,system-ui,sans-serif}
.carte .pied{display:flex;align-items:center;gap:14px;font-size:.9rem}
.carte .pied label{display:flex;align-items:center;gap:6px;color:var(--gris);cursor:pointer;font-size:.85rem}

/* Marque : carte famille */
.famille{display:block;padding:30px;border:1px solid var(--trait);background:#fff;transition:var(--t)}
.famille:hover{border-color:var(--teal);transform:translateY(-2px)}
.famille h3{margin-bottom:8px}
.famille p{font-size:.95rem;color:var(--gris);margin:0}

/* Fiche produit */
.fil{font-size:.87rem;color:var(--gris);padding:20px 0 0}
.fil a{color:var(--gris)}
.fil a:hover{color:var(--teal)}
.produit-tete{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;padding:26px 0 60px;align-items:start}
.produit-visuel{background:var(--papier);border:1px solid var(--trait);display:flex;align-items:center;justify-content:center;min-height:380px;padding:24px}
.produit-visuel img{max-height:440px;object-fit:contain}
.produit-tete h1{font-size:clamp(1.9rem,3.4vw,2.8rem)}
.marque-etiq{font-family:Archivo,system-ui,sans-serif;color:var(--teal);font-size:.95rem;margin-bottom:8px}
.produit-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.liste-puces{list-style:none;padding:0;margin:0}
.liste-puces li{position:relative;padding:8px 0 8px 22px;border-bottom:1px solid var(--trait);font-size:.96rem}
.liste-puces li:before{content:"";position:absolute;left:0;top:17px;width:9px;height:2px;background:var(--teal)}
table.tech{width:100%;border-collapse:collapse;margin:0 0 32px;font-size:.95rem}
table.tech caption{text-align:left;font-family:Archivo,system-ui,sans-serif;font-size:1.1rem;font-weight:600;color:var(--encre);padding:0 0 10px}
table.tech th,table.tech td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--trait);vertical-align:top}
table.tech th{width:38%;font-weight:500;color:var(--gris);background:var(--papier)}
.encart{border-left:3px solid var(--teal);background:var(--papier);padding:18px 22px;margin:0 0 30px}
.encart p{margin:0;font-size:.95rem;color:var(--anthracite)}

/* Filtres catalogue */
.filtres{display:flex;gap:12px;flex-wrap:wrap;align-items:center;padding:0 0 28px;margin-bottom:8px;border-bottom:1px solid var(--trait)}
.filtres select,.filtres input{padding:10px 12px;border:1px solid var(--trait);border-radius:var(--r);font:inherit;font-size:.92rem;background:#fff;color:var(--anthracite)}
.compteur{margin-left:auto;font-size:.88rem;color:var(--gris)}

/* Barre de comparaison */
.compare-barre{position:fixed;left:0;right:0;bottom:0;z-index:70;background:var(--anthracite);color:#fff;padding:14px 0;transform:translateY(110%);transition:transform .25s ease}
.compare-barre.ouvert{transform:none}
.compare-barre .wrap{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.compare-barre .jetons{display:flex;gap:8px;flex-wrap:wrap;font-size:.88rem}
.compare-barre .jeton{background:rgba(255,255,255,.1);padding:6px 10px;border-radius:var(--r)}

/* Formulaire */
form.devis{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:760px}
form.devis .plein{grid-column:1/-1}
form.devis label{display:block;font-size:.9rem;color:var(--gris);margin-bottom:6px}
form.devis input,form.devis textarea,form.devis select{width:100%;padding:12px 14px;border:1px solid var(--trait);border-radius:var(--r);font:inherit;background:#fff}
form.devis textarea{min-height:130px;resize:vertical}
form.devis input:focus,form.devis textarea:focus,form.devis select:focus{border-color:var(--teal);outline:none}
.form-etat{grid-column:1/-1;padding:12px 16px;border-radius:var(--r);font-size:.94rem;display:none}
.form-etat.ok{display:block;background:#E6F6F4;border:1px solid var(--teal);color:#04565b}
.form-etat.ko{display:block;background:#FDECEC;border:1px solid #E0A0A0;color:#8A2B2B}

/* Résultats de recherche */
.res{border-bottom:1px solid var(--trait);padding:18px 0}
.res h3{margin-bottom:4px}
.res p{margin:0;color:var(--gris);font-size:.93rem}

/* Pied de page */
footer.bas{background:var(--encre);color:rgba(255,255,255,.72);padding:64px 0 28px;font-size:.93rem}
footer.bas h4{color:#fff;font-size:1rem;margin-bottom:14px}
footer.bas a{color:rgba(255,255,255,.72);display:block;padding:4px 0}
footer.bas a:hover{color:var(--teal-clair)}
.footer-bas{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.86rem;color:rgba(255,255,255,.5)}

/* Responsive */
@media (max-width:1024px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .produit-tete{grid-template-columns:1fr;gap:28px}
}
@media (max-width:760px){
  body{font-size:16px}
  .burger{display:block}
  nav.principale{display:none;position:absolute;top:72px;left:0;right:0;background:var(--encre);flex-direction:column;align-items:stretch;padding:10px 16px 22px;gap:0;border-bottom:1px solid rgba(255,255,255,.12)}
  nav.principale.ouvert{display:flex}
  nav.principale > div{width:100%}
  .sousmenu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:transparent;border:none;border-left:2px solid var(--teal);padding:0 0 0 12px;margin:0 0 8px 14px}
  .sousmenu a{color:rgba(255,255,255,.75);padding:7px 0}
  .sousmenu a:hover{background:none;color:#fff}
  .recherche-top{width:100%;padding:10px 0 0}
  .recherche-top input{width:100%}
  .g2,.g3,.g4{grid-template-columns:1fr}
  form.devis{grid-template-columns:1fr}
  section.bloc{padding:52px 0}
  .hero{padding:56px 0 0}
  .hero-mesures{gap:26px;margin-top:38px}
  .produit-visuel{min-height:240px}
  table.tech th{width:46%}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto}}

/* Prix affiché */
.prix{font-family:Archivo,system-ui,sans-serif;font-weight:600;font-size:1.05rem;color:var(--encre);margin:0 0 8px}
.prix:after{content:" HT";font-weight:400;font-size:.8rem;color:var(--gris)}
.prix-fiche{font-size:1.6rem;color:var(--teal);margin:6px 0 14px}
.prix-fiche:after{color:var(--gris);font-size:.9rem}