/* =========================================================
   ALVES RENOVATION — feuille de style
   Direction : editorial industriel / signaletique de chantier
   ========================================================= */

/* ---------- 1. Tokens ---------- */
:root {
  /* Couleurs */
  --ink:          #16130F;
  --ink-2:        #2A241C;
  --ink-3:        #5B5145;
  --concrete:     #C9C2B6;
  --concrete-2:   #E1DBD1;
  --paper:        #F5F2EC;
  --paper-2:      #FBF9F5;
  --signal:       #F04E23;
  --signal-deep:  #C4310D;
  --signal-soft:  #FDEAE3;

  /* Typo */
  --display: "Archivo", "Archivo Black", Impact, sans-serif;
  --body:    "IBM Plex Sans", "Segoe UI", sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, monospace;

  /* Rythme */
  --gut:    clamp(1.25rem, 4vw, 3rem);
  --sect:   clamp(4.5rem, 11vw, 9rem);
  --maxw:   1400px;
  --rule:   1px solid color-mix(in srgb, var(--ink) 22%, transparent);
  --rule-2: 1px solid color-mix(in srgb, var(--paper) 22%, transparent);

  /* Mouvement */
  --ease:  cubic-bezier(.2, .7, .2, 1);
  --swift: 220ms var(--ease);
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: clamp(1rem, .95rem + .25vw, 1.125rem);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; }

::selection { background: var(--signal); color: var(--paper); }

/* Grain : texture legere pour eviter les aplats plats */
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 9999; opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 2. Primitives typographiques ---------- */
.display {
  font-family: var(--display);
  font-weight: 800;
  font-stretch: 125%;
  text-transform: uppercase;
  line-height: .88;
  letter-spacing: -.015em;
  margin: 0;
  text-wrap: balance;
}
.d-xl { font-size: clamp(2.75rem, 9.5vw, 8.5rem); }
.d-lg { font-size: clamp(2.25rem, 6.5vw, 5rem); }
.d-md { font-size: clamp(1.6rem, 3.6vw, 2.75rem); font-stretch: 110%; }
.d-sm { font-size: clamp(1.15rem, 2vw, 1.5rem); font-stretch: 105%; letter-spacing: 0; }

.eyebrow {
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: flex; align-items: center; gap: .75rem;
  margin: 0 0 1.5rem;
}
.eyebrow::before {
  content: ""; width: 2.5rem; height: 2px;
  background: var(--signal); flex: none;
}
.lede { font-size: clamp(1.05rem, 1.6vw, 1.3rem); color: var(--ink-2); max-width: 54ch; }
.mark { color: var(--signal); }

/* ---------- 3. Structure ---------- */
.shell { width: min(100% - 2 * var(--gut), var(--maxw)); margin-inline: auto; }
.section { padding-block: var(--sect); }
.section--rule { border-top: var(--rule); }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--ink); color: var(--paper); padding: 1rem 1.5rem;
  font-family: var(--mono); font-size: .8rem;
}
.skip:focus { left: 0; }

:where(a, button, input, textarea, select, [tabindex]):focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 3px;
}

/* ---------- 4. Boutons ---------- */
.btn {
  --bg: var(--ink); --fg: var(--paper);
  display: inline-flex; align-items: center; gap: .7rem;
  background: var(--bg); color: var(--fg);
  border: 2px solid var(--bg);
  padding: 1.05rem 1.75rem;
  font-family: var(--mono); font-size: .82rem;
  letter-spacing: .12em; text-transform: uppercase;
  text-decoration: none; cursor: pointer;
  position: relative; overflow: hidden;
  transition: color var(--swift), border-color var(--swift);
}
.btn > * { position: relative; z-index: 1; }
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background: var(--signal);
  transform: translateY(101%);
  transition: transform 320ms var(--ease);
}
.btn:hover::before, .btn:focus-visible::before { transform: translateY(0); }
.btn:hover, .btn:focus-visible { color: var(--paper); border-color: var(--signal); }
.btn--signal { --bg: var(--signal); --fg: var(--paper); }
.btn--signal::before { background: var(--ink); }
.btn--ghost { --bg: transparent; --fg: var(--ink); border-color: var(--ink); }
.btn--ghost-light { --bg: transparent; --fg: var(--paper); border-color: color-mix(in srgb, var(--paper) 45%, transparent); }
.btn__arrow { transition: transform var(--swift); }
.btn:hover .btn__arrow { transform: translateX(4px); }

/* ---------- 5. En-tete ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: var(--rule);
}
.header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--gut); min-height: 74px;
}
.logo { display: flex; align-items: center; gap: .7rem; text-decoration: none; }
.logo__mark {
  width: 34px; height: 34px; flex: none;
  background: var(--signal); color: var(--paper);
  display: grid; place-items: center;
  font-family: var(--display); font-weight: 900; font-stretch: 125%;
  font-size: 1rem; letter-spacing: -.04em;
}
.logo__text { font-family: var(--display); font-weight: 800; font-stretch: 112%; text-transform: uppercase; font-size: 1.15rem; letter-spacing: -.01em; line-height: 1; white-space: nowrap; }
.logo__sub { font-family: var(--mono); font-size: .58rem; letter-spacing: .28em; color: var(--ink-3); display: block; margin-top: .28rem; }

.nav { display: flex; align-items: center; gap: clamp(1rem, 2vw, 2rem); }
.nav a {
  font-family: var(--mono); font-size: .78rem;
  letter-spacing: .1em; text-transform: uppercase;
  text-decoration: none; padding: .3rem 0;
  position: relative;
}
.nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0;
  height: 2px; background: var(--signal);
  transition: right 260ms var(--ease);
}
.nav a:hover::after, .nav a[aria-current="true"]::after { right: 0; }

.header__cta { display: flex; align-items: center; gap: .75rem; }
.tel-link { display: flex; flex-direction: column; text-decoration: none; line-height: 1.15; }
.tel-link small { font-family: var(--mono); font-size: .6rem; letter-spacing: .18em; color: var(--ink-3); text-transform: uppercase; }
.tel-link strong { font-family: var(--mono); font-size: 1.02rem; letter-spacing: .01em; white-space: nowrap; }
.tel-link:hover strong { color: var(--signal); }

/* Les trois barres sont espacees explicitement (gap + align-content) :
   sans cela la grille les repartit sur toute la hauteur et le X ne se ferme pas. */
.burger {
  display: none; width: 46px; height: 46px;
  background: var(--ink); border: 0; cursor: pointer; padding: 0;
  align-content: center; justify-items: center; gap: 5px;
}
.burger span { display: block; width: 20px; height: 2px; margin: 0; background: var(--paper); transition: transform var(--swift), opacity var(--swift); }
.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); }

/* ---------- 6. Hero ---------- */
.hero { position: relative; border-bottom: var(--rule); }
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
  align-items: stretch;
  min-height: min(86vh, 820px);
}
.hero__copy {
  padding: clamp(2.5rem, 6vw, 5.5rem) clamp(1.25rem, 4vw, 3rem) clamp(2.5rem, 6vw, 4rem) 0;
  display: flex; flex-direction: column; justify-content: center;
  border-right: var(--rule);
  container-type: inline-size;
}
/* Le titre est dimensionne sur la LARGEUR DE SA COLONNE, pas sur celle de la
   fenetre : en deux colonnes, une taille en vw le fait deborder. */
.hero__title { font-size: clamp(2.5rem, 8.5vw, 4.5rem); }
@supports (font-size: 1cqi) {
  /* 13cqi : calee sur la ligne la plus longue ("Un seul interlocuteur."),
     retrait compris. Au-dela, le titre deborde dans la gouttiere de droite. */
  .hero__title { font-size: clamp(2.25rem, 13cqi, 6.5rem); }
}
.hero__title span { display: block; text-wrap: nowrap; }
.hero__title .line-2 { padding-left: clamp(0px, 4cqi, 3.5rem); }
.hero__title .line-3 {
  color: var(--signal);
  font-size: .385em; font-stretch: 112%;
  padding-left: clamp(0px, 4cqi, 3.5rem);
  margin-top: .4em;
}
.hero__lede { margin: 2rem 0 2.5rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .9rem; }

.hero__media { position: relative; overflow: hidden; background: var(--concrete); }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }
.hero__media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(200deg, transparent 45%, color-mix(in srgb, var(--ink) 55%, transparent));
}
.hero__badge {
  position: absolute; left: 0; bottom: 0; z-index: 2;
  background: var(--signal); color: var(--paper);
  padding: 1.1rem 1.6rem;
  font-family: var(--mono); font-size: .72rem;
  letter-spacing: .16em; text-transform: uppercase;
  max-width: 30ch; line-height: 1.5;
}

/* Bandeau defilant */
.ticker {
  background: var(--ink); color: var(--paper);
  overflow: hidden; border-block: 2px solid var(--ink);
  padding-block: .85rem;
  display: flex;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.ticker__track {
  display: flex; flex: none; gap: 2.5rem; padding-right: 2.5rem;
  animation: slide 38s linear infinite;
}
.ticker__track span {
  font-family: var(--display); font-weight: 700; font-stretch: 118%;
  text-transform: uppercase; font-size: clamp(1rem, 1.9vw, 1.5rem);
  white-space: nowrap; display: flex; align-items: center; gap: 2.5rem;
}
.ticker__track span::after { content: "\25C6"; color: var(--signal); font-size: .6em; }
@media (prefers-reduced-motion: reduce) { .ticker__track { animation: none; } }
@keyframes slide { to { transform: translateX(-100%); } }

/* ---------- 7. Gages de confiance ---------- */
.trust { display: grid; grid-template-columns: repeat(3, 1fr); }
.trust__item {
  padding: clamp(1.75rem, 3.5vw, 2.75rem) clamp(1rem, 2vw, 1.75rem);
  border-right: var(--rule);
}
.trust__item:last-child { border-right: 0; }
.trust__num {
  /* Poids 400 volontairement : charger le 500 d'IBM Plex Mono coutait 19 Ko
     pour trois chiffres. Voir README § 7. */
  font-family: var(--mono); font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1; letter-spacing: -.02em;
  display: block; margin-bottom: .6rem;
}
.trust__label { font-family: var(--mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }

/* ---------- 8. Section : titre ---------- */
.head {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--gut); align-items: end; margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.head__aside { padding-bottom: .4rem; }

/* ---------- 9. Services ---------- */
.services { border-top: var(--rule); }
.service {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr) minmax(0, 1.15fr) 3.5rem;
  gap: clamp(1rem, 3vw, 2.5rem); align-items: center;
  padding: clamp(1.75rem, 3.5vw, 2.6rem) 0;
  border-bottom: var(--rule);
  text-decoration: none; position: relative; isolation: isolate;
  transition: color 300ms var(--ease);
}
.service::before {
  content: ""; position: absolute; inset: 0 calc(var(--gut) * -1);
  background: var(--ink); transform: scaleY(0); transform-origin: bottom;
  transition: transform 340ms var(--ease); z-index: -1;
}
.service:hover::before, .service:focus-visible::before { transform: scaleY(1); transform-origin: top; }
.service:hover, .service:focus-visible { color: var(--paper); }
.service:hover .service__txt, .service:focus-visible .service__txt { color: color-mix(in srgb, var(--paper) 72%, transparent); }
.service__num { font-family: var(--mono); font-size: .95rem; color: var(--signal); }
.service__txt { color: var(--ink-3); font-size: .98rem; margin: 0; transition: color 300ms var(--ease); }
.service__go {
  justify-self: end; width: 3rem; height: 3rem;
  border: 2px solid currentColor; display: grid; place-items: center;
  transition: background var(--swift), color var(--swift), transform var(--swift);
}
.service:hover .service__go, .service:focus-visible .service__go { background: var(--signal); border-color: var(--signal); color: var(--paper); transform: rotate(-45deg); }

/* ---------- 10. Realisations ---------- */
.filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2.5rem; }
.filter {
  background: transparent; border: 1px solid color-mix(in srgb, var(--ink) 28%, transparent);
  padding: .6rem 1.1rem; cursor: pointer; color: inherit;
  font-family: var(--mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase;
  transition: background var(--swift), color var(--swift), border-color var(--swift);
}
.filter:hover { border-color: var(--ink); }
.filter[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* Les photos de chantier sont prises au telephone, donc en portrait 3:4.
   Des vignettes paysage les rogneraient en bandeau : la grille s'aligne sur
   le format des photos, pas l'inverse. `auto-fit` evite tout trou quel que
   soit le nombre de photos ou le filtre actif. */
/* `auto-fill` et non `auto-fit` : le nombre de colonnes depend de la largeur
   disponible, pas du nombre de vignettes. Avec `auto-fit`, filtrer sur deux
   photos les etirait sur toute la rangee — deux pavés de 665 px. */
.gallery {
  display: grid; gap: 2px;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
}
.shot {
  position: relative; overflow: hidden; background: var(--concrete);
  border: 0; padding: 0; cursor: pointer; display: block;
  aspect-ratio: 3 / 4;
}
.shot img { width: 100%; height: 100%; object-fit: cover; transition: transform 700ms var(--ease); }
.shot:hover img, .shot:focus-visible img { transform: scale(1.05); }
/* Le titre reste toujours lisible ; c'est le lieu/date qui se deplie au survol.
   Pas de translation calculee : rien ne peut se retrouver coupe. */
.shot__meta {
  position: absolute; inset: auto 0 0 0; z-index: 2;
  display: block; padding: 3.5rem 1.25rem 1.15rem;
  background: linear-gradient(transparent, color-mix(in srgb, var(--ink) 90%, transparent));
  color: var(--paper); text-align: left;
}
.shot__title { display: block; font-family: var(--display); font-weight: 700; font-stretch: 110%; text-transform: uppercase; font-size: 1.05rem; line-height: 1.15; }
.shot__tag {
  display: block; font-family: var(--mono); font-size: .68rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--signal);
  opacity: 0; max-height: 0; margin-top: 0; overflow: hidden;
  transition: opacity 260ms var(--ease), max-height 360ms var(--ease), margin-top 360ms var(--ease);
}
.shot:hover .shot__tag, .shot:focus-visible .shot__tag { opacity: 1; max-height: 3rem; margin-top: .55rem; }
.shot[hidden] { display: none; }

/* ---------- 11. Avant / apres ---------- */
/* Meme logique que la galerie : les deux photos sont en portrait, on garde
   leur format et on borne la largeur, plutot que de les rogner en paysage. */
.ba {
  position: relative; user-select: none; touch-action: pan-y; overflow: hidden;
  aspect-ratio: 3 / 4; background: var(--concrete);
  max-width: 620px; margin-inline: auto;
}
.ba img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ba__after { clip-path: inset(0 0 0 var(--pos, 50%)); }
.ba__handle {
  position: absolute; top: 0; bottom: 0; left: var(--pos, 50%);
  width: 3px; background: var(--signal); transform: translateX(-50%);
  z-index: 3; pointer-events: none;
}
.ba__handle::after {
  /* Guillemets francais : presents dans toutes les polices, contrairement
     aux fleches pleines qui tombaient en glyphe manquant. */
  content: "\00AB\2009\00BB"; position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: var(--signal); color: var(--paper);
  font-family: var(--mono); font-size: 1rem; line-height: 1;
  padding: .75rem .9rem; white-space: nowrap;
}
.ba__tag {
  position: absolute; top: 1rem; z-index: 2;
  background: var(--ink); color: var(--paper);
  font-family: var(--mono); font-size: .66rem; letter-spacing: .18em; text-transform: uppercase;
  padding: .45rem .8rem;
}
.ba__tag--l { left: 1rem; }
.ba__tag--r { right: 1rem; background: var(--signal); }
.ba__range { position: absolute; inset: 0; opacity: 0; width: 100%; height: 100%; cursor: ew-resize; z-index: 4; margin: 0; }
.ba__range:focus-visible ~ .ba__handle { box-shadow: 0 0 0 3px var(--paper), 0 0 0 6px var(--signal); }

/* ---------- 12. Methode ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 2px solid var(--ink); }
.step { padding: clamp(1.75rem, 3vw, 2.5rem) clamp(1rem, 2vw, 2rem) 0 0; }
.step + .step { padding-left: clamp(1rem, 2vw, 2rem); border-left: var(--rule); }
.step__num {
  font-family: var(--display); font-weight: 900; font-stretch: 125%;
  font-size: clamp(3rem, 7vw, 5.5rem); line-height: .8;
  color: transparent; -webkit-text-stroke: 2px color-mix(in srgb, var(--ink) 32%, transparent);
  margin-bottom: 1.25rem;
  transition: color 400ms var(--ease), -webkit-text-stroke-color 400ms var(--ease);
}
.step:hover .step__num { color: var(--signal); -webkit-text-stroke-color: var(--signal); }
.step p { color: var(--ink-3); font-size: .96rem; }

/* ---------- 13. Zone ---------- */
.zone { background: var(--ink); color: var(--paper); }
.zone .eyebrow { color: color-mix(in srgb, var(--paper) 60%, transparent); }
.zone .lede { color: color-mix(in srgb, var(--paper) 78%, transparent); }
.zone__grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }
/* Colonne plus etroite que les autres titres de section : le titre est
   dimensionne sur la colonne, pas sur la fenetre, sinon il deborde sur la
   liste des communes. */
.zone__intro { container-type: inline-size; }
.zone__intro .display { font-size: clamp(1.9rem, 11cqi, 4rem); }
/* Zone d'intervention : un bloc par departement. Les noms de communes sont
   le principal levier de referencement local, ils doivent rester du texte. */
.zone__depts { border-top: var(--rule-2); }
.dept {
  display: grid; grid-template-columns: minmax(0, .34fr) minmax(0, 1fr);
  gap: clamp(1rem, 2.5vw, 2rem); align-items: baseline;
  padding: 1.15rem 0; border-bottom: var(--rule-2);
}
.dept__name {
  margin: 0; font-family: var(--display); font-weight: 700; font-stretch: 108%;
  text-transform: uppercase; font-size: 1rem; line-height: 1.2;
  display: flex; align-items: baseline; gap: .5rem; flex-wrap: wrap;
}
.dept__name span {
  font-family: var(--mono); font-size: .66rem; font-weight: 400;
  letter-spacing: .12em; color: var(--signal);
}
.dept__list {
  margin: 0; font-family: var(--mono); font-size: .76rem; line-height: 1.95;
  color: color-mix(in srgb, var(--paper) 70%, transparent);
}
.dept__list sup { font-size: .75em; }
.zone__note { font-family: var(--mono); font-size: .78rem; color: color-mix(in srgb, var(--paper) 55%, transparent); margin-top: 2rem; }

/* ---------- 14. Avis ---------- */
.avis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: color-mix(in srgb, var(--ink) 20%, transparent); border: 1px solid color-mix(in srgb, var(--ink) 20%, transparent); }
.avis__item { background: var(--paper); padding: clamp(1.75rem, 3vw, 2.5rem); display: flex; flex-direction: column; gap: 1.25rem; }
.avis__stars { color: var(--signal); font-size: .95rem; letter-spacing: .2em; }
.avis__txt { margin: 0; font-size: 1.02rem; }
.avis__who { margin-top: auto; font-family: var(--mono); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.avis__who b { display: block; color: var(--ink); letter-spacing: .06em; margin-bottom: .2rem; }

/* ---------- 14b. FAQ ---------- */
/* <details>/<summary> natifs : accessibles au clavier, indexables par Google,
   et fonctionnels meme si le JavaScript ne se charge pas. */
.faq { border-top: var(--rule); }
.qa { border-bottom: var(--rule); }
.qa__q {
  list-style: none; cursor: pointer;
  display: flex; align-items: baseline; gap: 1.25rem;
  padding: clamp(1.15rem, 2.4vw, 1.6rem) 0;
  font-family: var(--display); font-weight: 700; font-stretch: 108%;
  text-transform: uppercase; font-size: clamp(.95rem, 1.5vw, 1.2rem);
  line-height: 1.25; letter-spacing: -.005em;
  transition: color var(--swift);
}
.qa__q::-webkit-details-marker { display: none; }
.qa__q:hover { color: var(--signal); }
.qa__q::before {
  content: "+"; flex: none; order: 2; margin-left: auto;
  font-family: var(--mono); font-size: 1.5rem; font-weight: 400;
  line-height: 1; color: var(--signal);
  transition: transform 280ms var(--ease);
}
.qa[open] .qa__q::before { transform: rotate(45deg); }
.qa__a { padding: 0 0 clamp(1.25rem, 2.4vw, 1.75rem); max-width: 62ch; }
.qa__a p { margin: 0; color: var(--ink-3); }
@media (prefers-reduced-motion: no-preference) {
  .qa[open] .qa__a { animation: qa-in 320ms var(--ease); }
}
@keyframes qa-in { from { opacity: 0; transform: translateY(-6px); } }

/* ---------- 15. Devis ---------- */
.devis { background: var(--ink); color: var(--paper); position: relative; overflow: hidden; }
.devis::before {
  content: ""; position: absolute; top: -30%; right: -10%;
  width: 60vw; height: 60vw;
  background: radial-gradient(circle, color-mix(in srgb, var(--signal) 22%, transparent), transparent 62%);
  pointer-events: none;
}
.devis .eyebrow { color: color-mix(in srgb, var(--paper) 60%, transparent); }
.devis .lede { color: color-mix(in srgb, var(--paper) 78%, transparent); }
.devis__grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(2rem, 5vw, 5rem); position: relative; }
.contact-block { border-top: var(--rule-2); padding-top: 1.25rem; margin-top: 1.75rem; }
.contact-block dt { font-family: var(--mono); font-size: .68rem; letter-spacing: .18em; text-transform: uppercase; color: color-mix(in srgb, var(--paper) 55%, transparent); }
.contact-block dd { margin: .35rem 0 1.25rem; font-size: 1.15rem; }
.contact-block a { text-decoration: none; border-bottom: 1px solid var(--signal); }
.contact-block a:hover { color: var(--signal); }

.form { display: grid; gap: 1.1rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.field { display: flex; flex-direction: column; gap: .5rem; }
.field label { font-family: var(--mono); font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: color-mix(in srgb, var(--paper) 62%, transparent); }
.field :is(input, select, textarea) {
  background: transparent; color: var(--paper);
  border: 0; border-bottom: 2px solid color-mix(in srgb, var(--paper) 28%, transparent);
  padding: .8rem 0; font: inherit; font-size: 1rem;
  border-radius: 0; transition: border-color var(--swift);
}
.field :is(input, select, textarea):focus { outline: 0; border-bottom-color: var(--signal); }
.field select option { background: var(--ink); color: var(--paper); }
.field textarea { resize: vertical; min-height: 110px; }
.field input::placeholder, .field textarea::placeholder { color: color-mix(in srgb, var(--paper) 35%, transparent); }
.form__consent { display: flex; gap: .75rem; align-items: flex-start; font-size: .82rem; color: color-mix(in srgb, var(--paper) 68%, transparent); }
.form__consent input { accent-color: var(--signal); margin-top: .2rem; flex: none; width: 18px; height: 18px; }
.form__consent a { color: var(--paper); }
.hp { position: absolute; left: -9999px; }
.form__status { font-family: var(--mono); font-size: .82rem; padding: .9rem 1.1rem; display: none; line-height: 1.5; }
.form__status[data-state="ok"] { display: block; background: var(--signal); color: var(--paper); }
.form__status[data-state="err"] { display: block; border: 1px solid var(--signal); color: var(--signal); }

/* ---------- 16. Pied de page ---------- */
.footer { background: var(--ink); color: color-mix(in srgb, var(--paper) 70%, transparent); border-top: var(--rule-2); }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: var(--gut); padding-block: clamp(2.5rem, 5vw, 4rem); }
.footer h3 { font-family: var(--mono); font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: var(--paper); margin: 0 0 1.1rem; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; font-size: .92rem; }
.footer a { text-decoration: none; }
.footer a:hover { color: var(--signal); }
.footer .logo__text { color: var(--paper); }
.footer .logo__sub { color: color-mix(in srgb, var(--paper) 48%, transparent); }
.footer__bottom {
  border-top: var(--rule-2); padding-block: 1.5rem;
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  font-family: var(--mono); font-size: .72rem; letter-spacing: .06em;
}

/* ---------- 17. Lightbox ---------- */
.lightbox { border: 0; padding: 0; background: transparent; max-width: 100vw; max-height: 100vh; width: 100%; height: 100%; }
.lightbox::backdrop { background: color-mix(in srgb, var(--ink) 94%, transparent); }
.lightbox__inner { display: grid; place-items: center; align-content: center; height: 100%; padding: clamp(1rem, 4vw, 3rem); position: relative; }
.lightbox img { max-height: 78vh; max-width: min(88vw, 1400px); width: auto; object-fit: contain; }
.lightbox__cap { color: var(--paper); font-family: var(--mono); font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; margin-top: 1.25rem; text-align: center; }
.lightbox__btn {
  position: absolute; background: transparent; border: 2px solid color-mix(in srgb, var(--paper) 35%, transparent);
  color: var(--paper); width: 3.25rem; height: 3.25rem; cursor: pointer;
  display: grid; place-items: center; font-size: 1.1rem;
  transition: background var(--swift), border-color var(--swift);
}
.lightbox__btn:hover { background: var(--signal); border-color: var(--signal); }
.lightbox__close { top: clamp(1rem, 3vw, 2rem); right: clamp(1rem, 3vw, 2rem); }
.lightbox__prev { left: clamp(.5rem, 2vw, 2rem); top: 50%; transform: translateY(-50%); }
.lightbox__next { right: clamp(.5rem, 2vw, 2rem); top: 50%; transform: translateY(-50%); }

/* ---------- 18. Barre d'action mobile ---------- */
.actionbar {
  position: fixed; inset: auto 0 0 0; z-index: 90;
  display: none; grid-template-columns: 1fr 1fr;
  border-top: 2px solid var(--ink);
}
.actionbar a {
  padding: 1.05rem; text-align: center; text-decoration: none;
  font-family: var(--mono); font-size: .8rem; letter-spacing: .12em; text-transform: uppercase;
}
.actionbar a:first-child { background: var(--ink); color: var(--paper); }
.actionbar a:last-child { background: var(--signal); color: var(--paper); }

/* ---------- 19. Reveals ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 700ms var(--ease), transform 700ms var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

.hero .stagger > * { opacity: 0; transform: translateY(24px); animation: rise 900ms var(--ease) forwards; }
.hero .stagger > *:nth-child(1) { animation-delay: 80ms; }
.hero .stagger > *:nth-child(2) { animation-delay: 200ms; }
.hero .stagger > *:nth-child(3) { animation-delay: 320ms; }
.hero .stagger > *:nth-child(4) { animation-delay: 440ms; }
@keyframes rise { to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  .hero .stagger > * { animation: none; opacity: 1; transform: none; }
}

/* ---------- 20. Pages internes ---------- */
.prose { max-width: 68ch; }
.prose h2 { font-family: var(--display); font-weight: 800; font-stretch: 112%; text-transform: uppercase; font-size: 1.5rem; margin: 2.75rem 0 .75rem; }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose li { color: var(--ink-2); }
.prose a { color: var(--ink); text-decoration-color: var(--signal); text-underline-offset: 3px; }

/* ---------- 21. Responsive ---------- */
@media (max-width: 1080px) {
  /* Bande etroite ou la nav complete est encore affichee : on resserre pour
     que le logo et le telephone tiennent chacun sur une seule ligne. */
  .nav { gap: 1rem; }
  .nav a { font-size: .72rem; }
  .logo__text { font-size: 1rem; }
  .tel-link strong { font-size: .92rem; }

  .hero__grid { grid-template-columns: 1fr; min-height: 0; }
  .hero__copy { border-right: 0; padding-right: 0; padding-bottom: clamp(2rem, 5vw, 3rem); }
  .hero__media { aspect-ratio: 1 / 1; }   /* photo portrait : le carre rogne moins que le 16/10 */
  .trust__item { padding-inline: clamp(.75rem, 1.5vw, 1.25rem); }
  .zone__grid, .devis__grid { grid-template-columns: 1fr; }
  .dept { grid-template-columns: 1fr; gap: .45rem; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step:nth-child(odd) { padding-left: 0; border-left: 0; }
  .step:nth-child(-n + 2) { border-bottom: var(--rule); padding-bottom: 2rem; }
  .avis { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .nav {
    position: fixed; inset: 74px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper); border-bottom: var(--rule);
    padding: .5rem var(--gut) 1.5rem;
    transform: translateY(-120%); transition: transform 340ms var(--ease);
    box-shadow: 0 24px 40px -24px rgba(0, 0, 0, .4);
  }
  .nav[data-open="true"] { transform: translateY(0); }
  .nav a { padding: 1rem 0; border-bottom: var(--rule); font-size: .95rem; }
  .burger { display: grid; }
  .header__cta .tel-link { display: none; }
  body { padding-bottom: 60px; }
  .actionbar { display: grid; }
  .head { grid-template-columns: 1fr; align-items: start; }
  .service { grid-template-columns: 3.5rem minmax(0, 1fr); row-gap: .5rem; }
  .service__txt { grid-column: 2; }
  .service__go { display: none; }
  /* Pas de survol sur ecran tactile : la legende est affichee d'emblee. */
  .shot__tag { opacity: 1; max-height: 3rem; margin-top: .55rem; }
  .form__row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .steps { grid-template-columns: 1fr; }
  .step, .step + .step { padding-left: 0; border-left: 0; }
  .step + .step { border-top: var(--rule); padding-top: 2rem; }
  .step:nth-child(-n + 2) { border-bottom: 0; padding-bottom: 0; }
  .trust { grid-template-columns: 1fr; }
  .trust__item { border-right: 0; border-bottom: var(--rule); }
}

/* ---------- 22. Impression ---------- */
@media print {
  .header, .actionbar, .ticker, .filters, .lightbox, .hero__media { display: none !important; }
  body { background: #fff; color: #000; }
  body::after { display: none; }
}