/* TechZen Software — feuille unique. Base : la DA de techzenhub.net
   (marine, crème, Fraunces + Inter, boutons en pilule). Registre propre :
   l'architecte — laiton pour les cotes et les filets, et rien d'autre. */
@font-face{font-family:'Fraunces';font-style:normal;font-weight:400 600;font-display:swap;src:url('/assets/fonts/fraunces-normal.woff2') format('woff2')}
@font-face{font-family:'Fraunces';font-style:italic;font-weight:400 500;font-display:swap;src:url('/assets/fonts/fraunces-italic.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:400 600;font-display:swap;src:url('/assets/fonts/inter-normal.woff2') format('woff2')}

:root{
  --navy:#1A2F6E;--navy-d:#12224f;--cream:#faf8f4;--paper:#fff;--ink:#1c2333;
  --muted:#5f6673;--line:#e7e3db;
  /* Laiton : --brass pour les filets, --brass-d pour du texte sur crème (AA),
     --brass-l pour du texte sur marine (AA). */
  --brass:#B08D57;--brass-d:#755a2e;--brass-l:#dcc294;
  --serif:'Fraunces',Georgia,'Times New Roman',serif;
  --sans:'Inter',-apple-system,'Segoe UI',Roboto,sans-serif;
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--cream);line-height:1.65;font-size:16.5px;-webkit-font-smoothing:antialiased;overflow-wrap:break-word}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-underline-offset:3px}
a:hover{color:var(--navy-d)}
:focus-visible{outline:3px solid var(--brass);outline-offset:3px;border-radius:4px}
.on-dark :focus-visible,.hero :focus-visible{outline-color:var(--brass-l)}
h1,h2,h3{font-family:var(--serif);font-weight:400;color:var(--navy);line-height:1.12;letter-spacing:-.02em;margin:0}
h1 em,h2 em{font-style:italic;font-weight:400}
p{margin:0 0 1.1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}
.skip{position:absolute;left:-999px;top:8px;background:var(--navy);color:#fff;padding:10px 16px;border-radius:8px;z-index:100}
.skip:focus{left:12px}

/* En-tête */
.top{position:sticky;top:0;z-index:60;background:rgba(250,248,244,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.brand img{width:44px;height:44px}
.brand-name{font-family:var(--serif);font-size:21px;font-weight:600;color:var(--navy);letter-spacing:-.3px;line-height:1}
.brand-name span{display:block;font-family:var(--sans);font-size:10.5px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--brass-d);margin-top:4px}
.nav{display:flex;align-items:center;gap:24px}
.nav a{font-size:14px;color:var(--muted);text-decoration:none;padding:8px 0}
.nav a:hover,.nav a[aria-current=page]{color:var(--navy)}
.nav a[aria-current=page]{box-shadow:0 1px 0 var(--brass)}
.nav .navcta{color:var(--navy);border:1px solid var(--navy);padding:8px 18px;border-radius:30px;font-weight:500}
.nav .navcta:hover{background:var(--navy);color:#fff}
.burger{display:none;background:none;border:0;padding:12px 8px;cursor:pointer}
.burger span{display:block;width:22px;height:2px;background:var(--navy);margin:5px 0;transition:.2s}
.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)}

/* Boutons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:15px 30px;border-radius:32px;font-size:15.5px;font-weight:500;text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:background .2s,border-color .2s,transform .2s}
.btn-p{background:var(--navy);color:#fff}
.btn-p:hover{background:var(--navy-d);color:#fff;transform:translateY(-1px)}
.btn-o{background:transparent;color:var(--navy);border-color:#cfc9bc}
.btn-o:hover{border-color:var(--navy)}
.on-dark .btn-p,.hero .btn-p{background:var(--cream);color:var(--navy)}
.on-dark .btn-p:hover,.hero .btn-p:hover{background:#fff;color:var(--navy-d)}
.on-dark .btn-o,.hero .btn-o{color:#fff;border-color:rgba(255,255,255,.45)}
.on-dark .btn-o:hover,.hero .btn-o:hover{border-color:#fff}

/* Petits repères */
.eyebrow{font-size:11.5px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--brass-d);margin:0 0 16px;display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--brass)}
.on-dark .eyebrow,.hero .eyebrow{color:var(--brass-l)}
.lede{font-size:19px;color:var(--muted);max-width:60ch}

/* Héros de l'accueil : la planche */
.hero{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:32px 32px;pointer-events:none}
.hero-in{position:relative;display:grid;grid-template-columns:1.02fr 1fr;gap:48px;align-items:center;padding-top:76px;padding-bottom:84px}
.hero h1{color:#fff;font-size:clamp(42px,6.4vw,80px);line-height:1.02;letter-spacing:-.03em;margin-bottom:24px}
.hero h1 em{color:var(--brass-l)}
.hero .lede{color:rgba(255,255,255,.82);margin-bottom:32px}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px}
.hero-note{margin:26px 0 0;font-size:13.5px;color:rgba(255,255,255,.7)}
.plan{width:100%}
.plan .trait{fill:none;stroke:#fff;stroke-width:1.4}
.plan .fin{fill:none;stroke:rgba(255,255,255,.5);stroke-width:1}
.plan .cote{fill:none;stroke:var(--brass-l);stroke-width:1}
.plan text{font-family:var(--sans);font-size:10.5px;letter-spacing:.12em;fill:rgba(255,255,255,.78)}
.plan text.c{fill:var(--brass-l)}
.plan text.t{font-family:var(--serif);font-size:15px;letter-spacing:0;fill:#fff}
/* La seule animation du site : le tracé du plan au chargement. */
.plan [pathLength]{stroke-dasharray:1;stroke-dashoffset:1;animation:tracer 1.1s cubic-bezier(.6,.1,.2,1) forwards;animation-delay:calc(var(--i,0) * 90ms)}
.plan text{opacity:0;animation:paraitre .6s ease forwards;animation-delay:calc(var(--i,0) * 90ms + .5s)}
@keyframes tracer{to{stroke-dashoffset:0}}
@keyframes paraitre{to{opacity:1}}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .plan [pathLength]{animation:none;stroke-dashoffset:0}
  .plan text{animation:none;opacity:1}
  .btn{transition:none}.btn-p:hover{transform:none}
}

/* Sections */
.sec{padding:84px 0}
.sec-alt{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec h2{font-size:clamp(30px,4vw,46px);margin-bottom:16px;max-width:22ch}
.sec-head{margin-bottom:44px}
.on-dark{background:var(--navy);color:#fff}
.on-dark h2,.on-dark h3{color:#fff}
.on-dark h2 em{color:var(--brass-l)}
.on-dark .lede,.on-dark p{color:rgba(255,255,255,.82)}
.on-dark a{color:#fff}

/* Manifeste : trois principes séparés par des filets, pas des cartes */
.principes{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--brass)}
.principe{padding:30px 30px 6px 0}
.principe+.principe{padding-left:30px;border-left:1px solid var(--line)}
.principe .num{font-family:var(--serif);font-style:italic;font-size:15px;color:var(--brass-d)}
.principe h3{font-size:27px;margin:8px 0 10px}
.principe p{color:var(--muted);font-size:15.5px}

/* Portes d'entrée : métiers et villes */
.portes{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.porte{background:var(--cream);padding:30px 26px;text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:8px;transition:background .2s}
.porte:hover{background:#fff}
.porte .cat{font-size:11px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--brass-d)}
.porte .nom{font-family:var(--serif);font-size:22px;color:var(--navy);line-height:1.2}
.porte .txt{font-size:14.5px;color:var(--muted);flex:1}
.porte .lien{font-size:14px;font-weight:500;color:var(--navy);margin-top:6px}

/* Méthode : quatre étapes sur une ligne de cote */
.etapes{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:etape;border-top:1px solid rgba(220,194,148,.55)}
.etape{position:relative;padding:28px 24px 0 0;counter-increment:etape}
.etape::before{content:"";position:absolute;top:-6px;left:0;width:1px;height:11px;background:var(--brass-l)}
.etape .num{font-size:11.5px;letter-spacing:.2em;font-weight:600;color:var(--brass-l)}
.etape .num::before{content:"0" counter(etape) " — "}
.etape h3{font-size:25px;margin:8px 0 10px}
.etape p{font-size:15px}

/* Formules */
.formules{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.formule{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:32px 28px;display:flex;flex-direction:column}
.formule.avant{border-color:var(--navy);box-shadow:inset 0 3px 0 var(--brass)}
.formule .tag{font-size:11px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--brass-d);min-height:18px}
.formule h3{font-size:29px;margin:6px 0 4px}
.formule .prix{font-family:var(--serif);font-size:34px;color:var(--navy);line-height:1.1;margin:8px 0 2px}
.formule .prix small{font-family:var(--sans);font-size:13px;color:var(--muted);letter-spacing:.02em}
.formule ul{list-style:none;padding:0;margin:20px 0 26px;flex:1}
.formule li{padding:9px 0 9px 22px;border-top:1px solid var(--line);font-size:15px;position:relative}
.formule li::before{content:"";position:absolute;left:0;top:19px;width:10px;height:1px;background:var(--brass)}
.mention{font-size:13.5px;color:var(--muted);margin-top:22px}

/* Tableaux */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--paper)}
table{border-collapse:collapse;width:100%;font-size:15px;min-width:560px}
th,td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);vertical-align:top}
thead th{font-family:var(--sans);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--brass-d);font-weight:600;background:var(--cream)}
tbody tr:last-child td,tbody tr:last-child th{border-bottom:0}
tbody th{font-family:var(--serif);font-weight:500;font-size:18px;color:var(--navy)}

/* Réalisations */
.works{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.works.un{grid-template-columns:1fr}
.work{display:grid;grid-template-columns:1.1fr 1fr;gap:0;background:var(--paper);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.works:not(.un) .work{grid-template-columns:1fr}
.work img{width:100%;height:100%;object-fit:cover;object-position:top;aspect-ratio:16/10;border-right:1px solid var(--line)}
.work-b{padding:30px 28px;display:flex;flex-direction:column;gap:10px;justify-content:center}
.work-b .cat{font-size:11px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--brass-d)}
.work-b h3{font-size:26px}
.work-b p{color:var(--muted);font-size:15px;margin:0}
.work-b ul{margin:4px 0 8px;padding-left:18px;font-size:14.5px;color:var(--muted)}

/* FAQ */
.faq{max-width:820px}
.faq details{border-bottom:1px solid var(--line)}
.faq details:first-of-type{border-top:1px solid var(--brass)}
.faq summary{cursor:pointer;list-style:none;padding:20px 40px 20px 0;font-family:var(--serif);font-size:20px;color:var(--navy);position:relative;line-height:1.3}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:16px;font-family:var(--sans);font-size:24px;font-weight:400;color:var(--brass-d)}
.faq details[open] summary::after{content:"–"}
.faq .rep{padding:0 40px 22px 0;color:var(--muted)}
.faq .rep p:last-child{margin-bottom:0}

/* Formulaire */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:start}
.coord{border-top:1px solid var(--brass);padding-top:22px}
.coord dt{font-size:11.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--brass-d);margin-top:18px}
.coord dd{margin:4px 0 0;font-size:16px}
form.devis{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:30px}
.champs{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.champ{display:flex;flex-direction:column;gap:6px}
.champ.large{grid-column:1/-1}
.champ label{font-size:13.5px;font-weight:500;color:var(--ink)}
.champ input,.champ select,.champ textarea{font:inherit;font-size:16px;color:var(--ink);background:var(--cream);border:1px solid #cfc9bc;border-radius:9px;padding:11px 13px;width:100%}
.champ textarea{min-height:130px;resize:vertical}
.champ input:focus-visible,.champ select:focus-visible,.champ textarea:focus-visible{outline:3px solid var(--brass);outline-offset:1px;border-color:var(--navy)}
form.devis .btn{margin-top:20px;width:100%;justify-content:center}
.form-note{font-size:13.5px;color:var(--muted);margin:14px 0 0}

/* Pages intérieures */
.page-head{padding:44px 0 46px;border-bottom:1px solid var(--line)}
.ariane{font-size:13px;color:var(--muted);margin-bottom:26px}
.ariane ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:0}
.ariane li+li::before{content:"/";margin-right:8px;color:var(--brass)}
.ariane a{color:var(--muted)}
.page-head h1{font-size:clamp(36px,5.4vw,64px);max-width:18ch;margin-bottom:20px}
.page-head h1 em{color:var(--brass-d)}
.corps{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:64px;padding-top:56px;padding-bottom:30px;align-items:start}
.prose{max-width:70ch;min-width:0}
.prose h2{font-size:30px;margin:44px 0 14px;max-width:none}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:21px;margin:26px 0 8px}
.prose ul{padding-left:20px;margin:0 0 1.2em}
.prose li{margin-bottom:6px}
.prose .table-wrap{margin:18px 0 26px}
.prose .encart{border-left:2px solid var(--brass);padding:4px 0 4px 20px;margin:26px 0;color:var(--muted);font-size:16px}
.cote-page{position:sticky;top:96px;display:flex;flex-direction:column;gap:22px}
.cote-cta{background:var(--navy);color:#fff;border-radius:16px;padding:26px 24px}
.cote-cta h2{font-size:23px;color:#fff;margin-bottom:10px}
.cote-cta p{font-size:14.5px;color:rgba(255,255,255,.82)}
.cote-cta .btn{width:100%;justify-content:center;padding:13px 20px}
.cote-liens{border-top:1px solid var(--brass);padding-top:18px}
.cote-liens h2{font-family:var(--sans);font-size:11.5px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--brass-d);margin-bottom:8px}
.cote-liens ul{list-style:none;padding:0;margin:0}
.cote-liens li{border-bottom:1px solid var(--line)}
.cote-liens a{display:block;padding:12px 0;font-size:15px;text-decoration:none}
.cote-liens a:hover{text-decoration:underline}
.sec-faq{padding:40px 0 80px}
.sec-faq h2{font-size:32px;margin-bottom:24px}

/* Bandeau final */
.bandeau{padding:76px 0;text-align:center}
.bandeau h2{font-size:clamp(32px,4.6vw,54px);margin:0 auto 16px;max-width:20ch}
.bandeau p{max-width:54ch;margin:0 auto 28px}
.bandeau .hero-btns{justify-content:center}

/* Pied de page */
.pied{background:var(--navy-d);color:rgba(255,255,255,.8);padding:56px 0 30px;font-size:14.5px}
.pied a{color:#fff;text-decoration:none}
.pied a:hover,.pied p a{text-decoration:underline}
.pied-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px}
.pied h2{font-family:var(--sans);font-size:11.5px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--brass-l);margin-bottom:12px}
.pied ul{list-style:none;padding:0;margin:0}
.pied li{margin-bottom:8px}
.pied .marque{font-family:var(--serif);font-size:22px;color:#fff;margin-bottom:10px}
.cartouche{margin-top:40px;border:1px solid rgba(220,194,148,.5);display:grid;grid-template-columns:repeat(4,1fr);font-size:12px;letter-spacing:.06em}
.cartouche div{padding:11px 14px;border-right:1px solid rgba(220,194,148,.5)}
.cartouche div:last-child{border-right:0}
.cartouche b{display:block;font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--brass-l);font-weight:600;margin-bottom:3px}

/* Page 404 */
.perdu{padding:110px 0;text-align:center}
.perdu h1{font-size:clamp(40px,7vw,78px);margin-bottom:18px}
.perdu h1 em{color:var(--brass-d)}

@media (max-width:980px){
  .hero-in{grid-template-columns:1fr;padding-top:52px;padding-bottom:56px;gap:36px}
  .portes,.etapes{grid-template-columns:repeat(2,1fr)}
  .etape{padding-bottom:26px}
  .formules{grid-template-columns:1fr}
  .corps{grid-template-columns:minmax(0,1fr);gap:40px}
  .cote-page{position:static}
  .contact-grid{grid-template-columns:1fr}
  .pied-grid{grid-template-columns:1fr 1fr}
  .works,.work{grid-template-columns:1fr}
  .work img{border-right:0;border-bottom:1px solid var(--line)}
  .burger{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--cream);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:6px 28px 18px}
  .nav.open{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:16px}
  .nav .navcta{border:0;padding:14px 0;border-radius:0;font-weight:600}
  .nav .navcta:hover{background:none;color:var(--navy)}
}
@media (max-width:640px){
  body{font-size:16px}
  .wrap{padding:0 20px}
  .sec{padding:60px 0}
  .principes{grid-template-columns:1fr}
  .principe,.principe+.principe{padding:24px 0 4px;border-left:0}
  .principe+.principe{border-top:1px solid var(--line)}
  .portes,.etapes{grid-template-columns:1fr}
  .champs{grid-template-columns:1fr}
  form.devis{padding:22px 18px}
  .pied-grid{grid-template-columns:1fr}
  .cartouche{grid-template-columns:1fr 1fr}
  .cartouche div:nth-child(2){border-right:0}
  .cartouche div:nth-child(-n+2){border-bottom:1px solid rgba(220,194,148,.5)}
  .btn{padding:14px 24px}
  .hero-btns .btn{width:100%;justify-content:center}
  .faq summary{font-size:18px}
  .brand-name{font-size:19px}
}