@font-face { font-family: "Bricolage"; src: url("fonts/bricolage-grotesque-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Bricolage"; src: url("fonts/bricolage-grotesque-latin-800-normal.woff2") format("woff2"); font-weight: 800; font-display: swap; }
@font-face { font-family: "Atkinson"; src: url("fonts/atkinson-hyperlegible-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Atkinson"; src: url("fonts/atkinson-hyperlegible-latin-700-normal.woff2") format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --platre: #EEF2F0;      /* fond : mur fraîchement enduit */
  --panneau: #F8FAF9;
  --encre: #1D2A30;       /* texte et murs du plan */
  --trait: #4E6E6B;       /* cotes et traits fins */
  --discret: #56676C;
  --lampe: #E8A317;       /* un équipement allumé */
  --lampe-doux: #FBEBC4;
  --filet: #CBD6D3;
  --titre: "Bricolage", "Segoe UI", system-ui, sans-serif;
  --texte: "Atkinson", "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--platre); color: var(--encre); font: 400 1.0625rem/1.6 var(--texte); }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--lampe); outline-offset: 3px; border-radius: 4px; }
.lien-evitement { position: absolute; left: -999px; top: 8px; background: var(--encre); color: var(--platre); padding: 8px 14px; }
.lien-evitement:focus { left: 8px; z-index: 10; }

.cadre { width: min(1120px, 100% - 40px); margin-inline: auto; }

/* En-tête */
.entete { padding: 22px 0; }
.entete .cadre { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.marque { display: flex; align-items: center; gap: 10px; text-decoration: none; font: 800 1.35rem/1 var(--titre); letter-spacing: -0.01em; }
.marque svg { width: 30px; height: 30px; }
.nav { display: flex; gap: 26px; font-weight: 700; font-size: 0.98rem; }
.nav a { text-decoration: none; padding: 6px 0; border-bottom: 2px solid transparent; }
.nav a:hover { border-color: var(--lampe); }

/* Ouverture */
.ouverture { padding: 40px 0 72px; }
.ouverture .cadre { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
h1 { font: 800 clamp(2.1rem, 4.4vw, 3.35rem)/1.06 var(--titre); letter-spacing: -0.025em; margin: 0 0 22px; max-width: 16ch; }
.chapeau { font-size: 1.18rem; color: var(--discret); max-width: 46ch; margin: 0 0 30px; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.bouton { display: inline-block; background: var(--encre); color: var(--platre); text-decoration: none; font-weight: 700; padding: 14px 24px; border-radius: 10px; }
.bouton:hover { background: #2c3e46; }
.bouton.lampe { background: var(--lampe); color: var(--encre); }
.bouton.lampe:hover { background: #f0b53a; }
.lien-simple { font-weight: 700; text-underline-offset: 4px; }

/* Le plan */
.plan { background: var(--panneau); border: 1px solid var(--filet); border-radius: 18px; padding: 18px 18px 12px; }
.plan figcaption { font-size: 0.86rem; color: var(--discret); padding: 8px 4px 0; }
.mur { fill: none; stroke: var(--encre); stroke-width: 7; stroke-linejoin: miter; }
.cloison { fill: none; stroke: var(--encre); stroke-width: 4; }
.porte { fill: none; stroke: var(--trait); stroke-width: 1.4; stroke-dasharray: 3 3; }
.fenetre { stroke: var(--panneau); stroke-width: 7; }
.fenetre-trait { stroke: var(--trait); stroke-width: 1.4; }
.piece { font: 600 14px var(--titre); fill: var(--trait); letter-spacing: 0.01em; }
.equipement .halo { fill: var(--lampe); opacity: 0; }
.equipement .point { fill: var(--panneau); stroke: var(--encre); stroke-width: 2; }
.equipement text { font: 700 13.5px var(--texte); fill: var(--encre); }
.equipement.allume .point { fill: var(--lampe); }
.equipement.allume .halo { opacity: 0.28; }
@media (prefers-reduced-motion: no-preference) {
  .equipement .point, .equipement .halo { transition: fill .5s ease, opacity .8s ease; }
}

/* Sections */
section { padding: 84px 0; }
.section-claire { background: var(--panneau); border-block: 1px solid var(--filet); }
h2 { font: 800 clamp(1.7rem, 3vw, 2.35rem)/1.1 var(--titre); letter-spacing: -0.02em; margin: 0 0 14px; }
.intro { color: var(--discret); max-width: 58ch; margin: 0 0 48px; font-size: 1.1rem; }

/* Services : des lignes, pas des cartes */
.services { border-top: 2px solid var(--encre); }
.service { display: grid; grid-template-columns: 260px 1fr; gap: 40px; padding: 34px 0; border-bottom: 1px solid var(--filet); }
.service h3 { font: 800 1.45rem/1.15 var(--titre); margin: 0; display: flex; align-items: center; gap: 12px; align-self: start; }
.service h3 svg { width: 34px; height: 34px; flex: none; }
.service p { margin: 0 0 12px; max-width: 60ch; }
.service ul { margin: 0; padding-left: 1.1em; color: var(--discret); max-width: 62ch; }
.service li { margin: 4px 0; }
.service li::marker { color: var(--lampe); }

/* Déroulement : une vraie suite d'étapes */
.etapes { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; counter-reset: etape; }
.etapes li { counter-increment: etape; border-top: 2px solid var(--encre); padding-top: 18px; }
.etapes li::before { content: counter(etape); display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--encre); color: var(--platre); font: 800 1rem var(--titre); margin-bottom: 14px; }
.etapes h3 { font: 800 1.15rem/1.2 var(--titre); margin: 0 0 6px; }
.etapes p { margin: 0; color: var(--discret); font-size: 0.98rem; }

/* Zone */
.zone .cadre { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.departements { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 0; list-style: none; }
.departements li { border: 1.5px solid var(--encre); border-radius: 999px; padding: 7px 16px; font-weight: 700; }

/* Contact */
.contact { background: var(--encre); color: var(--platre); }
.contact h2 { color: var(--platre); }
.contact .intro { color: #B9C7C9; }
.contact-ligne { display: flex; flex-wrap: wrap; gap: 18px 28px; align-items: center; }
.contact .tel { font: 800 1.3rem var(--titre); color: var(--platre); text-decoration: none; }

/* Pied */
.pied { padding: 28px 0 40px; color: var(--discret); font-size: 0.92rem; }
.pied .cadre { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* Pages de texte (mentions) */
.texte { padding: 40px 0 80px; }
.texte .cadre { max-width: 760px; }
.texte h1 { max-width: none; font-size: 2.3rem; }
.texte h2 { font-size: 1.35rem; margin-top: 36px; }
.texte dl { display: grid; grid-template-columns: 200px 1fr; gap: 8px 20px; margin: 0; }
.texte dt { font-weight: 700; }
.texte dd { margin: 0; }

@media (max-width: 880px) {
  .ouverture .cadre, .zone .cadre { grid-template-columns: 1fr; gap: 36px; }
  .service { grid-template-columns: 1fr; gap: 12px; }
  .etapes { grid-template-columns: 1fr 1fr; }
  .nav { display: none; }
  section { padding: 64px 0; }
}
@media (max-width: 520px) {
  .etapes { grid-template-columns: 1fr; }
  .texte dl { grid-template-columns: 1fr; }
}