/* =========================================================
   AMHMAZ BUILDING · sections.css
   Accueil, entreprise, activités, corps de métier, démarche,
   réalisations, devis, contact
   ========================================================= */

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: url("../images/hero.jpg") 70% center/cover no-repeat;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(100deg,rgba(13,21,34,.96) 22%,rgba(13,21,34,.72) 48%,rgba(13,21,34,.12) 85%),linear-gradient(0deg,rgba(13,21,34,.7),transparent 40%);
}

.hero .arc {
  position: absolute;
  right: -22%;
  top: -55%;
  width: 62%;
  aspect-ratio: 1;
  border-radius: 50%;
  border: clamp(18px,3vw,38px) solid var(--sun);
  border-color: var(--sun) transparent transparent transparent;
  transform: rotate(-28deg);
  opacity: .55;
  z-index: -1;
  pointer-events: none;
}

.hero .wrap {
  padding-block: clamp(80px,12vw,160px) clamp(64px,8vw,104px);
}

.hero h1 {
  font-size: clamp(2.5rem,6.2vw,4.8rem);
  max-width: 13ch;
  margin-top: 22px;
  letter-spacing: .01em;
}

.hero h1 em {
  font-style: normal;
  color: var(--sun);
}

.hero .lead {
  max-width: 52ch;
  margin-top: 22px;
  color: var(--mist);
  font-size: 1.12rem;
}

.hero .ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.facts {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  margin-top: clamp(48px,7vw,84px);
  border-top: 1px solid var(--line-dark);
  max-width: 760px;
}

.fact {
  padding: 20px 20px 0 0;
}

.fact + .fact {
  padding-left: 20px;
  border-left: 1px solid var(--line-dark);
}

.fact b {
  display: block;
  font-family: var(--f-label);
  font-weight: 600;
  font-size: 2.1rem;
  line-height: 1;
  color: #fff;
  font-variant-numeric: tabular-nums;
}

.fact span {
  font-size: .86rem;
  color: var(--mist);
}

@media (max-width:560px) {
  .facts {
    grid-template-columns: 1fr;
  }
  .fact + .fact {
    border-left: 0;
    padding-left: 0;
    border-top: 1px solid var(--line-dark);
  }
  .fact {
    padding: 16px 0;
  }
}

/* À propos */
.about {
  display: grid;
  grid-template-columns: minmax(0,1.05fr) minmax(0,1fr);
  gap: clamp(36px,6vw,80px);
  align-items: center;
}

.about h2 {
  font-size: clamp(2rem,4vw,3.1rem);
  margin-top: 16px;
}

.about .txt {
  display: grid;
  gap: 18px;
}

.about .txt p {
  max-width: 58ch;
}

.about .sign {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-top: 10px;
  padding-top: 22px;
  border-top: 1px solid var(--line-light);
}

.about .sign img {
  height: 54px;
  width: auto;
}

.about .sign small {
  display: block;
  font-family: var(--f-label);
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .8rem;
  color: #555d68;
}

.about .sign strong {
  font-family: var(--f-display);
  font-weight: 400;
  font-size: 1.25rem;
}

.photo-stack {
  position: relative;
  padding-bottom: 70px;
}

.photo-stack figure {
  margin: 0;
  overflow: hidden;
  border-radius: 2px;
}

.photo-stack .main img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  object-position: 62% center;
}

.photo-stack .inset {
  position: absolute;
  right: -24px;
  bottom: 0;
  width: 46%;
  border: 6px solid var(--sand);
  box-shadow: 0 24px 50px -24px rgba(13,21,34,.55);
}

.photo-stack .inset img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.photo-stack .badge {
  position: absolute;
  left: -18px;
  bottom: 22px;
  background: var(--night);
  color: #fff;
  padding: 20px 22px;
  max-width: 240px;
  font-family: var(--f-display);
  font-size: 1.12rem;
  line-height: 1.3;
  border-left: 4px solid var(--sun);
}

@media (max-width:860px) {
  .about {
    grid-template-columns: 1fr;
  }
  .photo-stack .badge {
    left: 0;
  }
  .photo-stack .inset {
    right: 0;
  }
}

@media (max-width:520px) {
  .photo-stack {
    padding-bottom: 0;
  }
  .photo-stack .inset {
    display: none;
  }
  .photo-stack .badge {
    position: static;
    max-width: none;
    margin-top: 12px;
  }
}

/* Pôles */
.poles {
  display: grid;
  grid-template-columns: repeat(4,minmax(0,1fr));
  border-top: 1px solid var(--line-light);
}

.pole {
  padding: 34px 28px 36px 0;
  display: grid;
  gap: 14px;
  align-content: start;
}

.pole + .pole {
  padding-left: 28px;
  border-left: 1px solid var(--line-light);
}

.pole svg {
  width: 40px;
  height: 40px;
  color: #b47a0c;
}

.pole h3 {
  font-size: 1.45rem;
}

.pole p {
  font-size: .95rem;
  color: #555d68;
}

@media (max-width:980px) {
  .poles {
    grid-template-columns: repeat(2,minmax(0,1fr));
  }
  .pole:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }
  .pole:nth-child(n+3) {
    border-top: 1px solid var(--line-light);
  }
}

@media (max-width:560px) {
  .poles {
    grid-template-columns: 1fr;
  }
  .pole, .pole + .pole {
    padding-left: 0;
    border-left: 0;
  }
  .pole + .pole {
    border-top: 1px solid var(--line-light);
  }
}

/* Corps de métier */
.trades {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}

/* 12 cases (11 métiers + l'appel à l'action) : 6, 4, 3 puis 2 colonnes, toujours des rangées pleines */
@media (max-width: 1080px) {
  .trades {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .trades {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .trades {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.trade {
  background: var(--night);
  padding: 26px 20px;
  display: grid;
  gap: 14px;
  justify-items: start;
  transition: background .25s;
}

.trade:hover {
  background: var(--night-2);
}

.trade svg {
  width: 34px;
  height: 34px;
  color: var(--sun);
}

.trade span {
  font-family: var(--f-label);
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: .98rem;
}

.trade small {
  font-size: .82rem;
  color: var(--mist);
  line-height: 1.45;
}

.trade.cta-cell {
  background: var(--sun);
  color: var(--night);
  align-content: space-between;
}

.trade.cta-cell span {
  font-family: var(--f-display);
  letter-spacing: 0;
  text-transform: none;
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 1.2;
}

.trade.cta-cell a {
  font-weight: 700;
  font-size: .9rem;
  text-decoration: none;
  display: inline-flex;
  gap: 8px;
  align-items: center;
}

/* Démarche */
.steps {
  display: grid;
  grid-template-columns: repeat(4,minmax(0,1fr));
  gap: 28px;
  counter-reset: s;
}

.step {
  position: relative;
  padding-top: 30px;
  border-top: 2px solid var(--ink);
}

.step::before {
  counter-increment: s;
  content: "0" counter(s);
  position: absolute;
  top: -15px;
  left: 0;
  background: var(--sand);
  padding-right: 12px;
  font-family: var(--f-label);
  font-weight: 600;
  font-size: 1.3rem;
  color: #b47a0c;
}

.step h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.step p {
  font-size: .94rem;
  color: #555d68;
}

@media (max-width:900px) {
  .steps {
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 44px 28px;
  }
}

@media (max-width:520px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

/* Réalisations */
.mock-note {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  font-size: .8rem;
  color: var(--night);
  background: var(--sun);
  padding: 5px 10px;
  border-radius: 2px;
  font-weight: 600;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(6,minmax(0,1fr));
  grid-auto-rows: 240px;
  gap: 14px;
}

.work {
  position: relative;
  overflow: hidden;
  margin: 0;
  border-radius: 2px;
  background: var(--night-2);
}

.work img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s;
}

.work:hover img {
  transform: scale(1.05);
}

.work figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 44px 18px 16px;
  background: linear-gradient(transparent,rgba(13,21,34,.92));
}

.work figcaption b {
  display: block;
  font-family: var(--f-display);
  font-weight: 400;
  font-size: 1.2rem;
}

.work figcaption span {
  font-family: var(--f-label);
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .78rem;
  color: var(--sun);
}

.w1 {
  grid-column: span 3;
  grid-row: span 2;
}

.w2 {
  grid-column: span 3;
}

.w3 {
  grid-column: span 3;
}

.w4 {
  grid-column: span 2;
}

.w5 {
  grid-column: span 2;
}

.w6 {
  grid-column: span 2;
}

.work.empty {
  display: grid;
  place-items: center;
  text-align: center;
  border: 1px dashed rgba(255,255,255,.22);
  background: transparent;
  padding: 20px;
}

.work.empty p {
  font-size: .88rem;
  color: var(--mist);
}

.work.empty b {
  display: block;
  font-family: var(--f-display);
  font-weight: 400;
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 4px;
}

@media (max-width:860px) {
  .gallery {
    grid-template-columns: repeat(2,minmax(0,1fr));
    grid-auto-rows: 200px;
  }
  .w1 {
    grid-column: span 2;
    grid-row: span 1;
  }
  .w2, .w3, .w4, .w5, .w6 {
    grid-column: span 1;
  }
}

@media (max-width:480px) {
  .gallery {
    grid-template-columns: 1fr;
  }
  .w1, .w2, .w3, .w4, .w5, .w6 {
    grid-column: span 1;
  }
}

/* Devis */
.quote {
  display: grid;
  grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr);
  gap: clamp(36px,6vw,80px);
}

.quote h2 {
  font-size: clamp(2rem,4vw,3.1rem);
  margin-top: 16px;
}

.quote .side {
  display: grid;
  gap: 22px;
  align-content: start;
}

.quote .wa {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 20px;
  border: 1px solid var(--line-light);
  background: #fff;
  text-decoration: none;
  border-radius: 2px;
}

.quote .wa svg {
  width: 34px;
  height: 34px;
  color: #1f9d55;
  flex: none;
}

.quote .wa b {
  display: block;
}

.quote .wa span {
  font-size: .9rem;
  color: #555d68;
}

form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  background: #fff;
  padding: clamp(22px,4vw,36px);
  border-radius: 2px;
  box-shadow: 0 30px 60px -40px rgba(13,21,34,.45);
}

.field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.field.full {
  grid-column: 1/-1;
}

label {
  font-family: var(--f-label);
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-size: .8rem;
  color: #555d68;
}

input, select, textarea {
  font: inherit;
  font-size: .98rem;
  color: var(--ink);
  background: var(--sand);
  border: 1px solid transparent;
  border-bottom: 1.5px solid #c9b9a3;
  padding: 12px 14px;
  border-radius: 2px;
  width: 100%;
  color-scheme: light;
}

input:focus, select:focus, textarea:focus {
  background: #fff;
  border-color: var(--sun-deep);
}

textarea {
  min-height: 120px;
  resize: vertical;
}

form .btn {
  grid-column: 1/-1;
  justify-self: start;
  border: 0;
}

.form-msg {
  grid-column: 1/-1;
  padding: 12px 14px;
  font-size: .92rem;
  border-left: 3px solid;
}

.form-msg.ok {
  background: #eef7f0;
  color: #1d5c34;
  border-color: #2f8f53;
}

.form-msg.error {
  background: #fbeeee;
  color: #7a2318;
  border-color: #c0392b;
}

.field.invalid input, .field.invalid textarea {
  border-bottom-color: #c0392b;
}

.field .err {
  font-size: .8rem;
  color: #a3301f;
  min-height: 0;
}

form .btn[disabled] {
  opacity: .65;
  cursor: wait;
}

.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.honey {
  position: absolute;
  left: -9999px;
  opacity: 0;
}

.quote-img {
  margin: 0;
  overflow: hidden;
  border-radius: 2px;
}

.quote-img img {
  width: 100%;
  aspect-ratio: 3/2;
  object-fit: cover;
}

@media (max-width:860px) {
  .quote {
    grid-template-columns: 1fr;
  }
  .quote-img {
    display: none;
  }
}

@media (max-width:520px) {
  form {
    grid-template-columns: 1fr;
  }
}

/* Contact */
.contact {
  display: grid;
  grid-template-columns: repeat(4,minmax(0,1fr));
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}

.c-item {
  background: var(--night);
  padding: 28px 24px;
  display: grid;
  gap: 10px;
  align-content: start;
  min-width: 0;
}

.c-item svg {
  width: 26px;
  height: 26px;
  color: var(--sun);
}

.c-item small {
  font-family: var(--f-label);
  letter-spacing: .16em;
  text-transform: uppercase;
  font-size: .78rem;
  color: var(--mist);
}

.c-item p, .c-item a {
  font-size: 1rem;
  overflow-wrap: anywhere;
  user-select: text;
}

.c-item a {
  text-decoration: none;
  border-bottom: 1px solid rgba(253,192,78,.4);
}

.c-item a:hover {
  color: var(--sun);
}

@media (max-width:900px) {
  .contact {
    grid-template-columns: repeat(2,minmax(0,1fr));
  }
}

@media (max-width:520px) {
  .contact {
    grid-template-columns: 1fr;
  }
}

.work {
  cursor: zoom-in;
}

.work:focus-visible {
  outline: 2px solid var(--sun);
  outline-offset: 3px;
}

.trades .trade {
  transition: background .25s, transform .25s;
}

/* Visionneuse photo (js/galerie.js) */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(6,10,17,.94);
  display: grid;
  place-items: center;
  padding: 60px max(16px,env(safe-area-inset-right,0px)) 60px max(16px,env(safe-area-inset-left,0px));
}

.lightbox figure {
  margin: 0;
  display: grid;
  gap: 14px;
  max-width: 1100px;
  width: 100%;
}

.lightbox img {
  width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border-radius: 2px;
}

.lightbox figcaption {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.lightbox figcaption b {
  font-family: var(--f-display);
  font-weight: 400;
  font-size: 1.25rem;
}

.lightbox figcaption span {
  font-family: var(--f-label);
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .8rem;
  color: var(--sun);
}

.lb-btn {
  position: absolute;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.25);
  background: rgba(13,21,34,.6);
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
}

.lb-btn:hover {
  border-color: var(--sun);
  color: var(--sun);
}

.lb-btn svg {
  width: 22px;
  height: 22px;
}

.lb-close {
  top: calc(14px + env(safe-area-inset-top,0px));
  right: calc(14px + env(safe-area-inset-right,0px));
}

.lb-prev {
  left: calc(14px + env(safe-area-inset-left,0px));
  top: 50%;
  transform: translateY(-50%);
}

.lb-next {
  right: calc(14px + env(safe-area-inset-right,0px));
  top: 50%;
  transform: translateY(-50%);
}

@media (max-width:600px) {
  .lb-prev, .lb-next {
    top: auto;
    bottom: calc(10px + env(safe-area-inset-bottom,0px));
    transform: none;
  }
}

body.no-scroll {
  overflow: hidden;
}

/* =========================================================
   Références : chantiers réalisés
   ========================================================= */
.refs {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: clamp(36px, 6vw, 88px);
  align-items: start;
}

.refs-head {
  position: sticky;
  top: 110px;
}

.refs-head h2,
.partners h2 {
  font-size: clamp(2rem, 4vw, 3.1rem);
  margin-top: 16px;
}

.refs-figures {
  display: grid;
  gap: 0;
  margin-top: 36px;
  border-top: 1px solid var(--line-light);
}

.refs-figures div {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding-block: 18px;
  border-bottom: 1px solid var(--line-light);
}

.refs-figures b {
  font-family: var(--f-label);
  font-weight: 600;
  font-size: 2.8rem;
  line-height: 1;
  color: #b47a0c;
  font-variant-numeric: tabular-nums;
}

.refs-figures span {
  font-size: .92rem;
  color: #555d68;
}

.refs-text,
.partners-text {
  display: grid;
  gap: 22px;
}

.refs-text p,
.partners-text p {
  max-width: 66ch;
  color: #3d4550;
  font-size: 1.02rem;
  line-height: 1.75;
}

.refs-text .refs-lead,
.partners-text .refs-lead {
  font-family: var(--f-display);
  font-size: clamp(1.35rem, 2.2vw, 1.7rem);
  line-height: 1.4;
  color: var(--ink);
  padding-left: 22px;
  border-left: 3px solid var(--sun);
}

.refs-text strong,
.partners-text strong {
  font-weight: 600;
  color: var(--ink);
  background: linear-gradient(transparent 62%, rgba(253, 192, 78, .45) 62%);
}

@media (max-width: 860px) {
  .refs {
    grid-template-columns: 1fr;
  }

  .refs-head {
    position: static;
  }
}

/* =========================================================
   Galerie : vraies photos de chantier (colonnes façon mosaïque)
   ========================================================= */
.gallery.masonry {
  display: block;
  columns: 3 280px;
  column-gap: 14px;
}

.gallery.masonry .work {
  break-inside: avoid;
  margin: 0 0 14px;
  height: auto;
}

.gallery.masonry .work img {
  height: auto;
  aspect-ratio: auto;
}

@media (max-width: 640px) {
  .gallery.masonry {
    columns: 2;
    column-gap: 10px;
  }

  .gallery.masonry .work {
    margin-bottom: 10px;
  }

  .gallery.masonry figcaption {
    padding: 30px 10px 10px;
  }

  .gallery.masonry figcaption b {
    font-size: .95rem;
  }

  .gallery.masonry figcaption span {
    font-size: .66rem;
  }
}

/* =========================================================
   Partenaires et architectes
   ========================================================= */
.band.sand-deep {
  background: var(--sand-2);
  color: var(--ink);
  padding-bottom: 0;
}

.band.sand-deep .eyebrow {
  color: #9a6608;
}

.band.sand-deep .partners-text strong {
  background: linear-gradient(transparent 62%, rgba(253, 192, 78, .6) 62%);
}

.partners {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: clamp(36px, 6vw, 88px);
  align-items: start;
  padding-bottom: clamp(56px, 7vw, 96px);
}

@media (max-width: 860px) {
  .partners {
    grid-template-columns: 1fr;
  }
}

/* Bandeau défilant des noms partenaires */
.names-strip {
  overflow: hidden;
  background: var(--night);
  border-top: 3px solid var(--sun);
  padding-block: 22px;
}

.names-track {
  display: flex;
  width: max-content;
  animation: names-scroll 38s linear infinite;
}

.names-track span {
  font-family: var(--f-display);
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  color: #f4f1ec;
  white-space: nowrap;
  padding-inline: 34px;
  display: inline-flex;
  align-items: center;
  gap: 34px;
}

.names-track span::after {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--sun);
  transform: rotate(45deg);
  margin-right: -34px;
}

.names-strip:hover .names-track {
  animation-play-state: paused;
}

@keyframes names-scroll {
  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .names-track {
    animation: none;
    flex-wrap: wrap;
    width: auto;
    justify-content: center;
    row-gap: 12px;
  }
}