/* =============================================================================
 *  protoforge — feuille de style principale
 *  Extraite de docs/Maquette_synapseai.html (variables, layout, composants).
 *  Pas de pré-processeur, pas de framework. CSS natif < 30 KB.
 * ========================================================================== */

:root{
  --ink:#0E1116; --ink2:#222B33; --paper:#FFFFFF; --panel:#F4F8F9;
  --grid:#E7EDF0; --rule:#DCE3E8; --teal:#0DA89A; --teal-d:#0A7D72;
  --teal-soft:#E3F5F2; --mute:#69727C; --line:#C9D2D9;
  --sans:"Liberation Sans","Helvetica Neue",Arial,sans-serif;
  --mono:"DejaVu Sans Mono",ui-monospace,monospace;
}
*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  font-family:var(--sans); color:var(--ink); background:var(--paper);
  line-height:1.5; -webkit-font-smoothing:antialiased;
}
a{ color:inherit; text-decoration:none; }
.wrap{ max-width:1180px; margin:0 auto; padding:0 28px; }
.mono{ font-family:var(--mono); }
.eyebrow{
  font-family:var(--mono); font-size:11px; letter-spacing:.22em;
  text-transform:uppercase; color:var(--teal-d); font-weight:700;
}
.sec-tag{
  font-family:var(--mono); font-size:11px; letter-spacing:.22em; text-transform:uppercase;
  color:var(--mute); font-weight:700; display:flex; align-items:center; gap:12px; margin-bottom:26px;
}
.sec-tag::before{ content:attr(data-n); color:var(--teal-d); }
.sec-tag::after{ content:""; flex:1; height:1px;
  background:repeating-linear-gradient(90deg,var(--rule) 0 6px,transparent 6px 11px); }

/* ---- WordPress overrides (Gutenberg de base) -------------------------------- */
.alignleft{ float:left; margin:0 24px 12px 0; }
.alignright{ float:right; margin:0 0 12px 24px; }
.aligncenter{ display:block; margin:0 auto 16px; }
.wp-caption{ max-width:100%; }
.wp-caption-text{ font-family:var(--mono); font-size:11px; color:var(--mute); margin-top:6px; }
.screen-reader-text{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden;
  clip:rect(0,0,0,0); white-space:nowrap; border:0;
}
img{ max-width:100%; height:auto; }

/* ---- NAV ---- */
nav{
  position:sticky; top:0; z-index:50; background:rgba(255,255,255,.86);
  backdrop-filter:blur(10px); border-bottom:1px solid var(--rule);
}
.nav-in{ display:flex; align-items:center; gap:28px; height:62px; }
.logo{ font-family:var(--mono); font-weight:700; font-size:19px; letter-spacing:.04em; }
.logo b{ color:var(--teal-d); }
.nav-links{ display:flex; gap:26px; margin-left:8px; }
.nav-links a{ font-size:14px; color:var(--ink2); font-weight:600; padding:4px 0; position:relative; }
.nav-links a::after{ content:""; position:absolute; left:0; right:100%; bottom:-2px; height:2px; background:var(--teal); transition:right .25s; }
.nav-links a:hover::after, .nav-links a.current::after{ right:0; }
.nav-right{ margin-left:auto; display:flex; align-items:center; gap:16px; }
.lang{ font-family:var(--mono); font-size:12px; color:var(--mute); font-weight:700; }
.lang b{ color:var(--ink); }
.btn{
  display:inline-flex; align-items:center; gap:8px; font-size:14px; font-weight:700;
  padding:10px 18px; border-radius:7px; cursor:pointer; border:1.5px solid transparent;
  transition:transform .15s, background .2s, border-color .2s;
}
.btn-primary{ background:var(--teal); color:#062b27; }
.btn-primary:hover{ background:var(--teal-d); color:#fff; transform:translateY(-1px); }
.btn-ghost{ border-color:var(--line); color:var(--ink); background:transparent; }
.btn-ghost:hover{ border-color:var(--teal); color:var(--teal-d); }
.nav-toggle{
  display:none; background:none; border:1px solid var(--rule); border-radius:6px;
  padding:6px 10px; cursor:pointer; font-family:var(--mono); font-size:13px;
}

/* ---- HERO ---- */
.hero{ position:relative; overflow:hidden; border-bottom:1px solid var(--rule);
  background:linear-gradient(0deg,#fff,#fff); }
.hero::before{
  content:""; position:absolute; inset:0; opacity:.5;
  background-image:
    linear-gradient(var(--grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:26px 26px; -webkit-mask-image:linear-gradient(180deg,#000 35%,transparent 92%);
  mask-image:linear-gradient(180deg,#000 35%,transparent 92%);
}
.hero-in{ position:relative; display:grid; grid-template-columns:1.05fr .95fr; gap:40px;
  align-items:center; padding:74px 0 78px; }
.hero h1{ font-size:54px; line-height:1.02; letter-spacing:-.022em; font-weight:700; margin:18px 0 0; }
.hero h1 .t{ color:var(--teal-d); }
.hero .sub{ font-size:17px; color:var(--ink2); max-width:30em; margin-top:20px; line-height:1.5; }
.hero .cta{ display:flex; gap:14px; margin-top:30px; flex-wrap:wrap; }
.coord{ font-family:var(--mono); font-size:11px; color:var(--mute); margin-top:26px; letter-spacing:.1em; display:flex; gap:18px; flex-wrap:wrap; }
.coord span{ display:inline-flex; align-items:center; gap:6px; }
.coord .dot{ width:6px; height:6px; background:var(--teal); border-radius:50%; }

.blueprint{ position:relative; aspect-ratio:1/.92; }
.blueprint svg{ width:100%; height:100%; overflow:visible; }

/* ---- SERVICES ---- */
section{ padding:64px 0; }
.services{ background:var(--panel); border-bottom:1px solid var(--rule); }
.svc-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.svc{ background:#fff; border:1px solid var(--rule); border-radius:12px; padding:24px; position:relative; transition:border-color .2s, transform .2s; }
.svc:hover{ border-color:var(--teal); transform:translateY(-3px); }
.svc .ic{ width:42px; height:42px; border-radius:9px; background:var(--teal-soft); color:var(--teal-d);
  display:flex; align-items:center; justify-content:center; margin-bottom:16px; }
.svc .ic svg{ width:23px; height:23px; }
.svc .no{ font-family:var(--mono); font-size:11px; color:var(--teal-d); font-weight:700; letter-spacing:.12em; }
.svc h3{ font-size:18px; margin:2px 0 10px; letter-spacing:-.01em; }
.svc p{ font-size:14px; color:var(--mute); line-height:1.5; }
.svc ul{ list-style:none; margin-top:12px; }
.svc li{ font-size:13px; color:var(--ink2); padding-left:16px; position:relative; margin:6px 0; }
.svc li::before{ content:""; position:absolute; left:0; top:7px; width:6px; height:6px; border:1.4px solid var(--teal); transform:rotate(45deg); }

/* ---- REALISATIONS ---- */
.work-head{ display:flex; align-items:flex-end; justify-content:space-between; gap:20px; flex-wrap:wrap; margin-bottom:22px; }
.work-head h2{ font-size:34px; letter-spacing:-.02em; }
.work-head p{ color:var(--mute); font-size:15px; max-width:34em; margin-top:8px; }
.filters{ display:flex; gap:8px; flex-wrap:wrap; margin-bottom:26px; }
.filter{ font-family:var(--mono); font-size:12px; font-weight:700; letter-spacing:.04em; padding:8px 14px;
  border:1px solid var(--rule); border-radius:30px; background:#fff; color:var(--ink2); cursor:pointer; transition:all .18s; }
.filter:hover{ border-color:var(--teal); color:var(--teal-d); }
.filter.active{ background:var(--ink); color:#fff; border-color:var(--ink); }

.grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.card{ border:1px solid var(--rule); border-radius:13px; overflow:hidden; background:#fff; cursor:pointer;
  transition:transform .2s, box-shadow .2s, border-color .2s; display:flex; flex-direction:column; }
.card:hover{ transform:translateY(-4px); box-shadow:0 14px 34px -18px rgba(13,30,40,.4); border-color:var(--teal); }
.card .thumb{ position:relative; aspect-ratio:16/10; background:var(--panel); border-bottom:1px solid var(--rule); overflow:hidden; }
.card .thumb svg, .card .thumb img{ width:100%; height:100%; display:block; object-fit:cover; }
.card .ph{ position:absolute; left:10px; bottom:10px; font-family:var(--mono); font-size:9.5px; color:var(--mute);
  background:rgba(255,255,255,.85); border:1px solid var(--rule); padding:3px 7px; border-radius:5px; letter-spacing:.04em; }
.card .media-badge{ position:absolute; right:10px; top:10px; display:flex; gap:6px; }
.media-badge .mb{ font-family:var(--mono); font-size:10px; font-weight:700; color:#fff; background:rgba(14,17,22,.78);
  padding:3px 7px; border-radius:5px; display:flex; align-items:center; gap:4px; }
.media-badge .mb.vid{ background:var(--teal-d); }
.card .body{ padding:16px 17px 18px; flex:1; display:flex; flex-direction:column; }
.card .cat{ font-family:var(--mono); font-size:10.5px; font-weight:700; letter-spacing:.08em; color:var(--teal-d); text-transform:uppercase; }
.card h3{ font-size:17px; margin:6px 0 6px; letter-spacing:-.01em; line-height:1.2; }
.card .sum{ font-size:13px; color:var(--mute); line-height:1.45; flex:1; }
.card .open{ margin-top:14px; font-family:var(--mono); font-size:11px; font-weight:700; color:var(--ink); display:flex; align-items:center; gap:7px; letter-spacing:.04em; }
.card .open svg{ width:13px; height:13px; color:var(--teal-d); transition:transform .2s; }
.card:hover .open svg{ transform:translateX(4px); }
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .55s, transform .55s; }
.reveal.in{ opacity:1; transform:none; }

/* ---- METHOD ---- */
.method{ background:var(--ink); color:#fff; border-top:1px solid var(--rule); }
.method .sec-tag{ color:#8B95A0; }
.method .sec-tag::after{ background:repeating-linear-gradient(90deg,#2A333C 0 6px,transparent 6px 11px); }
.method h2{ font-size:32px; letter-spacing:-.02em; margin-bottom:34px; max-width:18em; }
.steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:8px; }
.step{ position:relative; padding-right:14px; }
.step .sn{ width:34px; height:34px; border-radius:50%; border:1.6px solid var(--teal); color:var(--teal);
  font-family:var(--mono); font-weight:700; display:flex; align-items:center; justify-content:center; margin-bottom:16px; }
.step h4{ font-size:17px; margin-bottom:8px; }
.step p{ font-size:13.5px; color:#AEB7C0; line-height:1.5; }
.step:not(:last-child)::after{ content:""; position:absolute; top:17px; left:42px; right:6px; height:1.5px;
  background:repeating-linear-gradient(90deg,#2F3942 0 5px,transparent 5px 10px); }

/* ---- CONTACT ---- */
.contact{ background:var(--panel); border-top:1px solid var(--rule); border-bottom:1px solid var(--rule); }
.contact-in{ display:grid; grid-template-columns:1.1fr .9fr; gap:46px; align-items:center; }
.contact h2{ font-size:34px; letter-spacing:-.02em; }
.contact p{ color:var(--ink2); font-size:16px; margin-top:14px; max-width:30em; }
.contact .avail{ font-family:var(--mono); font-size:12px; color:var(--teal-d); font-weight:700; margin-top:20px; letter-spacing:.05em; }
.cform{ background:#fff; border:1px solid var(--rule); border-radius:14px; padding:24px; }
.cform .row{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.field{ margin-bottom:13px; }
.field label{ font-family:var(--mono); font-size:10.5px; font-weight:700; letter-spacing:.1em; text-transform:uppercase; color:var(--mute); display:block; margin-bottom:6px; }
.field input, .field textarea, .field select{ width:100%; border:1px solid var(--line); border-radius:8px; padding:11px 12px;
  font-family:var(--sans); font-size:14px; color:var(--ink); background:#fff; }
.field input:focus, .field textarea:focus, .field select:focus{ outline:2px solid var(--teal); outline-offset:0; border-color:var(--teal); }
.field textarea{ resize:vertical; min-height:84px; }

/* ---- FOOTER ---- */
footer{ background:var(--ink); color:#fff; padding:40px 0 30px; }
.foot-in{ display:flex; justify-content:space-between; align-items:center; gap:24px; flex-wrap:wrap; }
.foot-links{ display:flex; gap:22px; font-size:13px; color:#AEB7C0; flex-wrap:wrap; }
.foot-links a:hover{ color:var(--teal); }
.foot-meta{ font-family:var(--mono); font-size:11px; color:#727C86; margin-top:18px; letter-spacing:.05em; }

/* ---- SINGLE PROJET (fiche en page propre, hors modale) --------------------- */
.projet-single{ padding:48px 0 64px; }
.projet-single .layout{ display:grid; grid-template-columns:1.15fr 1fr; gap:36px; }
.projet-single .meta-bar{ font-family:var(--mono); font-size:11px; color:var(--mute); letter-spacing:.06em; margin-bottom:12px; }
.projet-single .meta-bar .cat{ color:var(--teal-d); font-weight:700; }
.projet-single h1{ font-size:38px; letter-spacing:-.02em; line-height:1.1; margin-bottom:14px; }
.projet-single .gallery{ display:grid; grid-template-columns:1fr; gap:14px; }
.projet-single .gallery img, .projet-single .gallery svg{ width:100%; height:auto; border:1px solid var(--rule); border-radius:11px; background:var(--panel); }
.projet-single .thumbs{ display:flex; gap:8px; flex-wrap:wrap; margin-top:10px; }
.projet-single .thumbs img{ width:74px; height:54px; object-fit:cover; border-radius:7px; cursor:pointer; border:1px solid var(--rule); }
.projet-single .thumbs img.active{ border-color:var(--teal); outline:1.5px solid var(--teal); }
.projet-single .nav-adjacent{ display:flex; justify-content:space-between; margin-top:30px; padding-top:18px; border-top:1px solid var(--rule); }
.projet-single .nav-adjacent a{ font-family:var(--mono); font-size:12px; font-weight:700; color:var(--ink2); }
.projet-single .nav-adjacent a:hover{ color:var(--teal-d); }

/* Vidéo façade (chargée au clic) */
.video-facade{ position:relative; aspect-ratio:16/9; background:linear-gradient(135deg,#0E1116,#1c2630);
  border-radius:11px; overflow:hidden; cursor:pointer; display:flex; align-items:center; justify-content:center; }
.video-facade img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:.7; }
.video-facade .play{ position:relative; width:72px; height:72px; border-radius:50%; background:var(--teal);
  display:flex; align-items:center; justify-content:center; z-index:1; box-shadow:0 14px 30px -10px rgba(13,168,154,.6); }
.video-facade .play::before{ content:""; border-style:solid; border-width:11px 0 11px 18px; border-color:transparent transparent transparent #062b27; margin-left:4px; }
.video-facade .label{ position:absolute; left:14px; bottom:12px; font-family:var(--mono); font-size:11px; color:#AEB7C0; letter-spacing:.06em; z-index:1; }

/* ---- MODAL (project detail, ouvert depuis grille) -------------------------- */
.modal{ position:fixed; inset:0; z-index:100; display:none; }
.modal.open{ display:block; }
.modal-bg{ position:absolute; inset:0; background:rgba(8,12,16,.66); backdrop-filter:blur(3px); }
.modal-card{ position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  width:min(1000px,94vw); max-height:92vh; overflow:auto; background:#fff; border-radius:16px;
  border:1px solid var(--rule); box-shadow:0 40px 90px -30px rgba(0,0,0,.6); }
.modal-grid{ display:grid; grid-template-columns:1.15fr 1fr; }
.m-media{ background:var(--panel); border-right:1px solid var(--rule); padding:20px; display:flex; flex-direction:column; gap:12px; }
.m-stage{ position:relative; aspect-ratio:16/11; background:#fff; border:1px solid var(--rule); border-radius:11px; overflow:hidden; }
.m-stage svg, .m-stage img{ width:100%; height:100%; object-fit:cover; }
.m-stage .ph-tag{ position:absolute; left:12px; bottom:12px; font-family:var(--mono); font-size:10px; color:var(--mute);
  background:rgba(255,255,255,.9); border:1px solid var(--rule); padding:4px 8px; border-radius:6px; }
.m-video{ position:absolute; inset:0; background:linear-gradient(135deg,#0E1116,#1c2630); display:none; align-items:center; justify-content:center; flex-direction:column; gap:14px; color:#fff; }
.m-video.show{ display:flex; }
.m-video .play{ width:64px; height:64px; border-radius:50%; background:var(--teal); display:flex; align-items:center; justify-content:center; }
.m-video .play svg{ width:26px; height:26px; color:#062b27; margin-left:3px; }
.m-video .vlabel{ font-family:var(--mono); font-size:11px; color:#AEB7C0; letter-spacing:.06em; text-align:center; padding:0 20px; }
.m-thumbs{ display:flex; gap:8px; flex-wrap:wrap; }
.m-thumb{ width:64px; height:46px; border-radius:7px; border:1px solid var(--rule); overflow:hidden; cursor:pointer; background:#fff; position:relative; }
.m-thumb.active{ border-color:var(--teal); outline:1.5px solid var(--teal); }
.m-thumb svg, .m-thumb img{ width:100%; height:100%; object-fit:cover; }
.m-thumb.video{ background:var(--teal-d); display:flex; align-items:center; justify-content:center; }
.m-thumb.video svg{ width:18px; height:18px; color:#fff; }

.m-info{ padding:26px 26px 30px; position:relative; }
.m-close{ position:absolute; top:16px; right:16px; width:34px; height:34px; border-radius:8px; border:1px solid var(--rule);
  background:#fff; cursor:pointer; display:flex; align-items:center; justify-content:center; color:var(--ink2); }
.m-close:hover{ border-color:var(--teal); color:var(--teal-d); }
.m-cat{ font-family:var(--mono); font-size:11px; font-weight:700; letter-spacing:.1em; text-transform:uppercase; color:var(--teal-d); }
.m-info h3{ font-size:25px; letter-spacing:-.02em; margin:6px 0 14px; line-height:1.12; max-width:14em; }
.m-meta{ display:flex; gap:22px; flex-wrap:wrap; padding:14px 0; border-top:1px solid var(--rule); border-bottom:1px solid var(--rule); margin-bottom:16px; }
.m-meta .mi .k{ font-family:var(--mono); font-size:10px; letter-spacing:.1em; text-transform:uppercase; color:var(--mute); }
.m-meta .mi .v{ font-size:13.5px; font-weight:700; margin-top:2px; }
.m-block{ margin-bottom:14px; }
.m-block .lbl{ font-family:var(--mono); font-size:10.5px; font-weight:700; letter-spacing:.1em; text-transform:uppercase; color:var(--teal-d); margin-bottom:4px; }
.m-block p{ font-size:14px; color:var(--ink2); line-height:1.55; }
.m-tech{ display:flex; flex-wrap:wrap; gap:7px; margin-top:6px; }
.m-tech span{ font-family:var(--mono); font-size:11px; color:var(--ink2); background:var(--panel); border:1px solid var(--rule); padding:4px 9px; border-radius:6px; }
.m-nav{ display:flex; justify-content:space-between; margin-top:22px; padding-top:16px; border-top:1px solid var(--rule); }
.m-nav button{ font-family:var(--mono); font-size:12px; font-weight:700; color:var(--ink2); background:none; border:none; cursor:pointer; display:flex; align-items:center; gap:7px; }
.m-nav button:hover{ color:var(--teal-d); }
.m-nav button:disabled{ opacity:.3; cursor:default; }
.m-nav svg{ width:14px; height:14px; }

/* ---- 404 / message générique ----------------------------------------------- */
.error-404, .nothing-found{ padding:80px 0; text-align:center; }
.error-404 h1{ font-size:80px; color:var(--teal-d); font-family:var(--mono); margin-bottom:8px; }
.error-404 p{ color:var(--mute); margin-bottom:24px; }

/* ---- Responsive ------------------------------------------------------------ */
@media (max-width:880px){
  .hero-in,.contact-in,.projet-single .layout{ grid-template-columns:1fr; }
  .blueprint{ order:-1; max-width:420px; }
  .hero h1{ font-size:40px; }
  .svc-grid,.grid,.steps{ grid-template-columns:1fr 1fr; }
  .modal-grid{ grid-template-columns:1fr; }
  .m-media{ border-right:none; border-bottom:1px solid var(--rule); }
  .nav-links{ display:none; }
  .nav-toggle{ display:inline-flex; }
  .nav-links.open{ display:flex; flex-direction:column; gap:14px; position:absolute; top:62px; left:0; right:0;
    background:#fff; padding:20px 28px; border-bottom:1px solid var(--rule); }
}
@media (max-width:560px){
  .svc-grid,.grid,.steps,.cform .row{ grid-template-columns:1fr; }
  .hero h1{ font-size:33px; }
  .nav-right .btn-ghost{ display:none; }
}
@media (prefers-reduced-motion:reduce){
  *{ animation:none!important; transition:none!important; }
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}