/* ETS SETBF — feuille de style du site public */
@font-face{font-family:"Archivo";src:url(../fonts/archivo.woff2) format("woff2");font-weight:100 900;font-stretch:62% 125%;font-display:swap}
@font-face{font-family:"Source Sans 3";src:url(../fonts/source-sans-3-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Source Sans 3";src:url(../fonts/source-sans-3-600.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Source Sans 3";src:url(../fonts/source-sans-3-700.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(../fonts/jetbrains-mono-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(../fonts/jetbrains-mono-600.woff2) format("woff2");font-weight:600;font-display:swap}
html{-webkit-text-size-adjust:100%}body{margin:0}img{max-width:100%}[hidden]{display:none!important}
/* Layout: fiche technique d'un tube PEHD — plan coté en tête, bande de marquage du tube, puis sections en grille 12 colonnes */
:root{
  --bg:#f2f4f7;
  --surface:#ffffff;
  --ink:#0d1218;
  --muted:#556170;
  --line:#d5dbe3;
  --accent:#1d6fa8;
  --accent-soft:#e2eff8;
  --accent-ink:#ffffff;
  --pipe:#12161b;
  --pipe-hi:#2a3139;
  --heat:#d9480f;
  --f-display:"Archivo","Arial Narrow",Arial,sans-serif;
  --f-body:"Source Sans 3","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --wrap:1180px;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0a0e13;--surface:#111821;--ink:#e7ecf2;--muted:#93a0b0;--line:#233041;
  --accent:#5aaee6;--accent-soft:#12283a;--accent-ink:#06101f;--pipe:#05080b;--pipe-hi:#1c232c;--heat:#ff7a3d;color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0a0e13;--surface:#111821;--ink:#e7ecf2;--muted:#93a0b0;--line:#233041;
  --accent:#5aaee6;--accent-soft:#12283a;--accent-ink:#06101f;--pipe:#05080b;--pipe-hi:#1c232c;--heat:#ff7a3d;color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(16px,4vw,40px)}
h1,h2,h3{font-family:var(--f-display);line-height:1.02;margin:0;text-wrap:balance;letter-spacing:-.01em}
h2{font-size:clamp(2rem,4.2vw,3.1rem);font-weight:800;font-stretch:112%}
h3{font-size:1.25rem;font-weight:700;font-stretch:100%}
p{margin:0}
.eyebrow{font-family:var(--f-mono);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:600}
.lede{color:var(--muted);font-size:1.12rem;max-width:62ch}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}

/* Header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:24px;padding-block:14px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--f-display);font-weight:800;font-stretch:115%;font-size:1.2rem;letter-spacing:-.01em}
.brand img{height:42px;width:auto;background:#fff;padding:3px 6px;border-radius:3px;display:block}
.brand small{display:block;font-family:var(--f-mono);font-size:.62rem;font-weight:400;letter-spacing:.16em;color:var(--muted);text-transform:uppercase;font-stretch:100%}
.nav{display:flex;gap:22px;margin-left:auto}
.nav a{text-decoration:none;font-weight:600;font-size:.95rem;color:var(--muted)}
.nav a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--f-display);font-weight:700;font-stretch:108%;font-size:1rem;text-decoration:none;border:0;cursor:pointer;padding:13px 20px;border-radius:3px;background:var(--accent);color:var(--accent-ink);transition:transform .15s ease,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--ink)}
.menu-btn{display:none;margin-left:auto;background:none;border:1.5px solid var(--line);color:var(--ink);border-radius:3px;padding:8px 12px;font:600 .9rem var(--f-body);cursor:pointer}
@media (max-width:1020px){
  .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;gap:0;background:var(--surface);border-bottom:1px solid var(--line);margin:0}
  .nav.open{display:flex}
  .nav a{padding:14px clamp(16px,4vw,40px);border-top:1px solid var(--line);color:var(--ink)}
  .menu-btn{display:inline-block}
  .top .btn{display:none}
}

/* Hero */
.hero{padding-block:clamp(40px,7vw,88px) 40px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,5vw,64px);align-items:center}
.hero h1{font-size:clamp(2.5rem,6.2vw,5rem);font-weight:900;font-stretch:118%;margin-block:18px 22px}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin-top:40px;border-top:1px solid var(--line)}
.facts div{padding:16px 16px 0 0;min-width:0}
.facts div+div{padding-left:16px;border-left:1px solid var(--line)}
.facts b{display:block;font-family:var(--f-display);font-weight:800;font-stretch:110%;font-size:1.55rem;line-height:1.1}
.facts span{font-size:.88rem;color:var(--muted)}
.section-draw{background:var(--surface);border:1px solid var(--line);padding:18px;position:relative}
.section-draw svg{display:block;width:100%;height:auto}
.draw-cap{display:flex;justify-content:space-between;gap:10px;font-family:var(--f-mono);font-size:.7rem;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;border-top:1px solid var(--line);padding-top:10px;margin-top:6px;flex-wrap:wrap}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.section-draw{max-width:460px}}
@media (max-width:520px){.facts{grid-template-columns:1fr}.facts div+div{padding-left:0;border-left:0;border-top:1px solid var(--line)}.facts div{padding-bottom:12px}}

/* Pipe band */
.pipe{position:relative;height:74px;background:linear-gradient(180deg,var(--pipe-hi) 0%,var(--pipe) 38%,var(--pipe) 70%,#000 100%);overflow:hidden;margin-block:10px 0}
.pipe::before,.pipe::after{content:"";position:absolute;left:0;right:0;height:5px;background:var(--accent)}
.pipe::before{top:12px}.pipe::after{bottom:12px}
.marking{position:absolute;top:50%;left:0;transform:translateY(-50%);white-space:nowrap;display:flex;animation:run 60s linear infinite}
.marking span{font-family:var(--f-mono);font-size:.82rem;letter-spacing:.2em;color:#e9edf2;opacity:.85;padding-right:3rem}
@keyframes run{to{transform:translate(-50%,-50%)}}
@media (prefers-reduced-motion:reduce){.marking{animation:none}}

/* Sections */
section.block{padding-block:clamp(56px,8vw,104px)}
.head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px 48px;align-items:end;margin-bottom:44px}
.head .eyebrow{grid-column:1/-1}
@media (max-width:800px){.head{grid-template-columns:1fr}}

.services{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1.5px solid var(--ink)}
.svc{padding:28px 26px 30px 0;border-bottom:1px solid var(--line);display:grid;gap:12px;align-content:start;min-width:0}
.svc:not(:nth-child(3n+1)){padding-left:26px;border-left:1px solid var(--line)}
.svc .code{font-family:var(--f-mono);font-size:.72rem;font-weight:600;letter-spacing:.12em;color:var(--accent);background:var(--accent-soft);justify-self:start;padding:3px 8px;border-radius:2px}
.svc p{color:var(--muted);font-size:.98rem}
.svc ul{margin:0;padding:0;list-style:none;display:grid;gap:4px;font-size:.92rem}
.svc li::before{content:"— ";color:var(--accent)}
@media (max-width:960px){.services{grid-template-columns:repeat(2,minmax(0,1fr))}.svc:not(:nth-child(3n+1)){padding-left:0;border-left:0}.svc:nth-child(2n){padding-left:22px;border-left:1px solid var(--line)}}
@media (max-width:600px){.services{grid-template-columns:1fr}.svc:nth-child(2n){padding-left:0;border-left:0}}

/* Welding */
.weld{background:var(--pipe);color:#e7ecf2}
.weld .lede{color:#9fabba}
.weld .eyebrow{color:#6fb8ec}
.weld-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(28px,5vw,64px)}
@media (max-width:900px){.weld-grid{grid-template-columns:1fr}}
.steps{list-style:none;margin:0;padding:0;counter-reset:s;display:grid}
.steps li{counter-increment:s;display:grid;grid-template-columns:52px minmax(0,1fr);gap:14px;padding-block:18px;border-top:1px solid #26303c}
.steps li::before{content:counter(s,decimal-leading-zero);font-family:var(--f-mono);font-size:.85rem;color:#6fb8ec;padding-top:3px}
.steps b{display:block;font-family:var(--f-display);font-weight:700;font-size:1.08rem;margin-bottom:2px}
.steps span{color:#9fabba;font-size:.95rem}
.steps .hot{color:#ff8a4c}
.calc{background:#0b0f14;border:1px solid #26303c;padding:clamp(18px,3vw,28px);display:grid;gap:20px;align-content:start;min-width:0}
.calc h3{font-stretch:110%;font-size:1.4rem}
.lbl{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:#8391a2;margin-bottom:8px;display:block}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font-family:var(--f-mono);font-size:.82rem;background:transparent;color:#cfd7e1;border:1px solid #334051;padding:7px 10px;border-radius:2px;cursor:pointer;font-variant-numeric:tabular-nums}
.chip:hover{border-color:#6fb8ec}
.chip[aria-pressed="true"]{background:#5aaee6;border-color:#5aaee6;color:#06101f;font-weight:600}
.readout{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid #26303c}
.readout div{padding:14px 12px 4px 0;min-width:0}
.readout div:not(:nth-child(3n+1)){padding-left:12px;border-left:1px solid #26303c}
.readout div:nth-child(n+4){border-top:1px solid #26303c}
.readout b{display:block;font-family:var(--f-display);font-weight:800;font-stretch:112%;font-size:1.6rem;line-height:1.1;font-variant-numeric:tabular-nums}
.readout small{color:#8391a2;font-size:.8rem}
.readout .t b{color:#ff8a4c}
.note{font-size:.82rem;color:#8391a2}
@media (max-width:480px){.readout{grid-template-columns:repeat(2,minmax(0,1fr))}.readout div:not(:nth-child(3n+1)){padding-left:0;border-left:0}.readout div:nth-child(2n){padding-left:12px;border-left:1px solid #26303c}.readout div:nth-child(n+3){border-top:1px solid #26303c}}

/* Method timeline */
.method{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;position:relative}
.method::before{content:"";position:absolute;left:0;right:0;top:15px;height:6px;background:var(--pipe);border-radius:3px}
.phase{position:relative;padding:44px 18px 0 0;display:grid;gap:8px;align-content:start;min-width:0}
.phase::before{content:"";position:absolute;top:8px;left:0;width:20px;height:20px;border-radius:50%;background:var(--bg);border:5px solid var(--accent)}
.phase .mono{font-size:.72rem;color:var(--muted);letter-spacing:.1em}
.phase p{color:var(--muted);font-size:.95rem}
@media (max-width:900px){
  .method{grid-template-columns:1fr}
  .method::before{left:12px;right:auto;top:0;bottom:0;width:6px;height:auto}
  .phase{padding:0 0 30px 48px}.phase::before{top:2px;left:5px}
}

/* Chantiers */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,64px)}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.types{display:grid;gap:0;border-top:1.5px solid var(--ink)}
.types div{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;padding-block:16px;border-bottom:1px solid var(--line);align-items:baseline}
.types b{font-weight:700}
.types span{font-family:var(--f-mono);font-size:.75rem;color:var(--muted);text-align:right}
.zones{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.zones span{border:1px solid var(--line);background:var(--surface);padding:6px 12px;border-radius:2px;font-size:.92rem}
.zones span.hq{border-color:var(--accent);color:var(--accent);font-weight:600}
.norms{margin-top:30px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.norms div{background:var(--surface);border:1px solid var(--line);padding:14px 16px;min-width:0}
.norms b{font-family:var(--f-mono);font-size:.85rem;display:block;color:var(--accent)}
.norms span{font-size:.88rem;color:var(--muted)}

/* Quote */
.quote{border-top:1px solid var(--line)}
.q-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(28px,5vw,64px)}
@media (max-width:900px){.q-grid{grid-template-columns:1fr}}
.contact{display:grid;gap:14px;margin-top:28px}
.contact div{display:grid;gap:2px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.contact .lbl{color:var(--muted);margin:0}
.contact div b+b{margin-top:2px}
.contact b{font-family:var(--f-display);font-weight:700;font-stretch:108%;font-size:1.25rem;user-select:all;overflow-wrap:anywhere}
form{background:var(--surface);border:1px solid var(--line);padding:clamp(18px,3vw,32px);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field{display:grid;gap:6px;min-width:0}
.field.full{grid-column:1/-1}
.field label{font-weight:600;font-size:.9rem}
input,select,textarea{font:inherit;font-size:1rem;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:2px;padding:11px 12px;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}
textarea{min-height:110px;resize:vertical}
.err{color:var(--heat);font-size:.85rem}
@media (max-width:560px){form{grid-template-columns:1fr}}
.recap{grid-column:1/-1;background:var(--accent-soft);border:1px solid var(--accent);padding:16px;display:grid;gap:10px}
.recap pre{margin:0;white-space:pre-wrap;font-family:var(--f-mono);font-size:.82rem;overflow-wrap:anywhere}
.recap .row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}

footer{background:var(--pipe);color:#9fabba;font-size:.9rem}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;padding-block:28px}
footer b{color:#e7ecf2;font-family:var(--f-display);font-stretch:112%}

/* ===================== Ajouts : site dynamique ===================== */
.pot{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.petit{font-size:.8rem}
.code{font-family:var(--f-mono);font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);justify-self:start;align-self:flex-start;padding:3px 8px;border-radius:2px}
.nav a[aria-current="page"]{color:var(--accent)}
form{align-content:start}

/* Bandeau d'annonce */
.bandeau{display:flex;align-items:center;justify-content:center;gap:12px;background:var(--accent);color:var(--accent-ink);text-decoration:none;padding:10px clamp(16px,4vw,40px);font-weight:600;font-size:.95rem}
.bandeau-tag{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;border:1px solid currentColor;padding:2px 7px;border-radius:2px;flex:none}
.bandeau-txt{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bandeau:hover .bandeau-txt{text-decoration:underline}

/* En-tête des pages intérieures */
.page-tete{padding-block:clamp(36px,6vw,72px) clamp(24px,4vw,40px)}
.page-tete h1{font-size:clamp(2.1rem,5vw,3.6rem);font-weight:900;font-stretch:116%;margin-block:14px 16px}
.fil{font-family:var(--f-mono);font-size:.75rem;letter-spacing:.06em;color:var(--muted)}
.fil a{color:var(--muted)}
.page-corps{padding-bottom:clamp(56px,8vw,104px)}

/* Réalisations */
.projets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
@media (max-width:960px){.projets{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.projets{grid-template-columns:1fr}}
.projet{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);text-decoration:none;color:var(--ink);min-width:0;transition:border-color .15s,transform .15s}
.projet:hover{border-color:var(--accent);transform:translateY(-2px)}
.projet-photo{position:relative;display:block;aspect-ratio:4/3;background:var(--pipe);overflow:hidden}
.projet-photo img{width:100%;height:100%;object-fit:cover;display:block}
.sans-photo{position:absolute;inset:0;display:grid;place-items:center;color:#9fabba;font-family:var(--f-mono);font-size:.8rem}
.projet-nb{position:absolute;right:10px;bottom:10px;background:rgba(13,18,24,.82);color:#fff;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.06em;padding:4px 8px;border-radius:2px}
.projet-corps{display:flex;flex-direction:column;gap:10px;padding:18px 20px 22px}
.projet-titre{font-family:var(--f-display);font-weight:700;font-size:1.15rem;line-height:1.2}
.projet-meta{font-size:.9rem;color:var(--muted)}
.filtres{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.filtres a{border:1px solid var(--line);background:var(--surface);padding:7px 14px;border-radius:2px;font-size:.92rem;text-decoration:none;color:var(--ink)}
.filtres a[aria-current="true"]{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
.fiche{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:clamp(24px,4vw,56px);margin-bottom:36px}
@media (max-width:860px){.fiche{grid-template-columns:1fr}}
.fiche-infos{border-top:1.5px solid var(--ink);margin:0}
.fiche-infos div{display:grid;grid-template-columns:120px minmax(0,1fr);gap:12px;padding-block:13px;border-bottom:1px solid var(--line)}
.fiche-infos dt{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);padding-top:3px}
.fiche-infos dd{margin:0;font-weight:600}
.prose p{margin:0 0 1em;max-width:68ch}
.prose p:last-child{margin-bottom:0}
.galerie{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
@media (max-width:960px){.galerie{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:560px){.galerie{grid-template-columns:repeat(2,minmax(0,1fr))}}
.galerie a{display:block;aspect-ratio:1;overflow:hidden;background:var(--pipe)}
.galerie img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .25s}
.galerie a:hover img{transform:scale(1.04)}
@media (prefers-reduced-motion:reduce){.galerie img,.projet{transition:none}}

/* Visionneuse de photos */
.visio{position:fixed;inset:0;z-index:60;background:rgba(6,9,12,.94);display:grid;grid-template-rows:minmax(0,1fr) auto;padding:env(safe-area-inset-top,0) 0 env(safe-area-inset-bottom,0)}
.visio figure{margin:0;display:grid;place-items:center;min-height:0;padding:56px 12px 8px}
.visio img{max-width:100%;max-height:100%;object-fit:contain}
.visio figcaption{color:#e7ecf2;text-align:center;padding:10px 60px 18px;font-size:.95rem;min-height:3em}
.visio button{position:absolute;background:rgba(255,255,255,.1);color:#fff;border:0;width:48px;height:48px;border-radius:50%;font-size:1.5rem;line-height:1;cursor:pointer}
.visio button:hover{background:rgba(255,255,255,.22)}
.visio .v-fermer{top:calc(10px + env(safe-area-inset-top,0px));right:12px}
.visio .v-prec{left:10px;top:50%;transform:translateY(-50%)}
.visio .v-suiv{right:10px;top:50%;transform:translateY(-50%)}
.visio .v-compte{position:absolute;top:calc(22px + env(safe-area-inset-top,0px));left:18px;color:#9fabba;font-family:var(--f-mono);font-size:.8rem}

/* Annonces */
.annonces{display:grid;gap:0;border-top:1.5px solid var(--ink)}
.annonce{display:grid;grid-template-columns:170px minmax(0,1fr);gap:24px;padding-block:24px;border-bottom:1px solid var(--line);scroll-margin-top:100px}
.annonce time{font-family:var(--f-mono);font-size:.78rem;color:var(--muted);letter-spacing:.04em;padding-top:5px}
.annonce h3{margin-bottom:8px}
@media (max-width:640px){.annonce{grid-template-columns:1fr;gap:6px}}

/* Carrières */
.offres{display:grid;gap:14px}
.offre{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px 24px;align-items:center;background:var(--surface);border:1px solid var(--line);padding:20px 22px;text-decoration:none;color:var(--ink)}
.offre:hover{border-color:var(--accent)}
.offre h3{font-size:1.2rem}
.offre-meta{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:.9rem;color:var(--muted);margin-top:6px}
.offre .voir{font-weight:700;color:var(--accent);white-space:nowrap}
@media (max-width:560px){.offre{grid-template-columns:1fr}}
.vide{background:var(--surface);border:1px dashed var(--line);padding:26px;color:var(--muted)}
.choix{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;grid-column:1/-1}
.choix label{display:flex;gap:10px;align-items:flex-start;border:1.5px solid var(--line);padding:14px;cursor:pointer;font-weight:600;border-radius:2px}
.choix input{width:auto;margin-top:4px;accent-color:var(--accent)}
.choix small{display:block;font-weight:400;color:var(--muted)}
.choix label:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
@media (max-width:560px){.choix{grid-template-columns:1fr}}
input[type=file]{padding:9px;background:var(--surface)}
input[type=file]::file-selector-button{font:inherit;font-weight:600;margin-right:12px;padding:7px 12px;border:1px solid var(--line);border-radius:2px;background:var(--bg);color:var(--ink);cursor:pointer}
.aide{font-size:.82rem;color:var(--muted)}
.requis{color:var(--heat)}
.deux-col{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(28px,5vw,64px);align-items:start}
@media (max-width:900px){.deux-col{grid-template-columns:1fr}}

/* Messages */
.alerte{grid-column:1/-1;padding:14px 16px;border:1px solid var(--line);border-left-width:4px;margin-bottom:18px;background:var(--surface)}
.alerte-ok{border-color:#1a7f4b;color:var(--ink)}
.alerte-erreur{border-color:var(--heat)}
form .alerte{margin-bottom:0}

/* Pied de page et WhatsApp */
footer .wrap.pied{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px;padding-block:40px;align-items:start}
.pied p{margin:6px 0 0}
.pied a{display:block;color:#cfd7e1;text-decoration:none;padding-block:3px}
.pied a:hover{color:#fff;text-decoration:underline}
.pied-titre{display:block;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:#8391a2;margin-bottom:8px}
@media (max-width:720px){footer .wrap.pied{grid-template-columns:1fr}}
.wa{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:30;width:54px;height:54px;border-radius:50%;background:#1f9d57;color:#fff;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.wa:hover{background:#17854a}
.contact a{color:inherit;text-decoration:none}
.contact a:hover{color:var(--accent)}