/* --- Variables et palette harmonisée --- */
:root {
  --c-bg: #f5f3ef;       /* ivoire */
  --c-surface: #ffffff;  /* cartes */
  --c-ink: #1b1f23;      /* texte principal */
  --c-muted: #5c6b76;    /* texte secondaire */
  --c-line: #e3dfd8;     /* bordures */
  --c-accent: #c89f6c;   /* chêne doré */
  --c-accent-2: #7e9f93; /* vert sauge */
  --radius: 18px;
  --shadow: 0 8px 24px rgba(0,0,0,.08);
  --space: 2.4rem;
}

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

/* --- Reset léger & typographie --- */
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  font-size: 1.03rem;
  color: var(--c-ink);
  background: var(--c-bg);
  line-height: 1.75;
  letter-spacing: 0.01em;
  position: relative;
  overflow-x: hidden;
}

.background-stack {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}
.background-layer {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity .75s ease;
  filter: saturate(.95) brightness(.72);
  will-change: opacity;
}
.background-layer::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, rgba(18, 21, 24, .55), rgba(62, 47, 32, .38));
}
.background-layer.is-active {
  opacity: 1;
}

img {
  max-width: 100%;
  display: block;
  
}
figure {
  margin: 0;
}

/* --- Header et navigation --- */
header {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,.78);
  border-bottom: 1px solid var(--c-line);
  z-index: 80;
  box-shadow: 0 2px 16px rgba(0,0,0,.03);
  transition: background .2s;
  backdrop-filter: blur(12px);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.2rem;
  gap: 1rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: .7rem;
  font-weight: 800;
  color: #000;
  font-size: 1.42rem;
  letter-spacing: .06em;
  text-decoration: none;
}
.brand:visited,
.brand:hover,
.brand:focus-visible {
  color: #000;
  text-decoration: none;
}
.brand-logo {
  width: 48px;
  height: auto;
  
  object-fit: contain;
  box-shadow: none;
}
.menu {
  display: flex;
  align-items: center;
  gap: 1.7rem;
  transition: all .22s;
}
.menu a {
  color: var(--c-ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.08rem;
  opacity: 0.82;
  border-bottom: 2px solid transparent;
  transition: color .18s, border .18s;
  padding: 2px 0;
}
.menu a:hover,
.menu a:focus-visible {
  color: var(--c-accent);
  opacity: 1;
  border-bottom: 2px solid var(--c-accent);
}

.services-cards {
  margin: 2rem 0 2.3rem 0;
  gap: 1.8rem;
}
.services-cards .card {
  background: rgba(255,255,255,.92);
  color: var(--c-ink);
  border: 1px solid rgba(255,255,255,.4);
}
.services-cards .chip {
  background: rgba(255,255,255,.85);
  border-style: solid;
}

.logo-break {
  text-align: center;
  padding-top: 2rem;
  padding-bottom: 2rem;
}
.logo-break-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.logo-break-image {
  width: clamp(140px, 18vw, 220px);
  height: auto;
  border-radius: 18px;
  object-fit: contain;
}
.logo-break-text {
  margin: 0;
  color: #fff;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-size: clamp(1.1rem, 2.6vw, 1.5rem);
}

/* --- Burger menu mobile --- */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: 12px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  margin-left: 1.2rem;
  position: relative;
  transition: background .2s;
}
.burger-bar {
  width: 28px; height: 3px;
  background: var(--c-ink);
  border-radius: 3px;
  margin: 3px 0;
  transition: all .24s;
}
.burger.is-open .burger-bar:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}
.burger.is-open .burger-bar:nth-child(2) {
  opacity: 0;
}
.burger.is-open .burger-bar:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* --- Responsive : menu burger en mobile --- */
@media (max-width: 860px) {
  .menu {
    position: fixed;
    inset: 67px 10px auto 10px;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--c-line);
    border-radius: 18px;
    box-shadow: var(--shadow);
    gap: 2.2rem;
    padding: 2.2rem 1.4rem;
    z-index: 90;
    display: none;
  }
  .menu.is-open {
    display: flex;
  }
  .burger {
    display: flex;
    margin-right: .75rem;
  }
  .brand {
    font-size: 1.05rem;
  }
}

/* --- Container, grilles et sections --- */
.container {
  width: min(1200px, 95vw);
  margin-inline: auto;
  padding: 0 1.5rem;
}
.section {
  padding: 4.3rem 0 3rem 0;
  position: relative;
  z-index: 1;
}
.section-intro {
  margin: 0 0 2.4rem 0;
  color: rgba(255,255,255,.82);
  max-width: 68ch;
}
.grid {
  display: grid;
  gap: 2.2rem;
}
@media (min-width: 760px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}
.section > h2 {
  color: #fff;
  text-shadow: 0 10px 28px rgba(0,0,0,.45);
  letter-spacing: .015em;
}
@media (max-width: 760px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* --- Hero section --- */
.hero {
  padding: 7.5rem 0 4.5rem 0;
  text-align: left;
  background: none;
  color: #fff;
  max-width: 65ch;
  position: relative;
  z-index: 1;
}
.kicker {
  display: inline-flex;
  gap: .7rem;
  align-items: center;
  padding: .22rem .8rem;
  border: 1.5px solid rgba(255,255,255,.32);
  border-radius: 20px;
  background: rgba(255,255,255,.16);
  font-size: .97rem;
  color: rgba(255,255,255,.9);
  font-weight: 600;
  margin-bottom: .8rem;
  backdrop-filter: blur(8px);
}
.hero h1 {
  font-size: clamp(2.4rem, 5.6vw, 3.7rem);
  line-height: 1.10;
  margin: .7rem 0 1.2rem 0;
  font-weight: 800;
  color: #fff;
  letter-spacing: -.01em;
}
.hero p {
  font-size: clamp(1rem, 2.2vw, 1.18rem);
  color: rgba(255,255,255,.82);
  max-width: 60ch;
  margin-bottom: 1.4rem;
}
.hero .cta {
  box-shadow: 0 18px 36px rgba(0,0,0,.32);
}

/* --- CTA --- */
.cta {
  display: inline-block;
  margin-top: 1.5rem;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent-2));
  color: #fff;
  text-decoration: none;
  padding: .95rem 1.3rem;
  border-radius: 18px;
  font-weight: 800;
  box-shadow: var(--shadow);
  font-size: 1.11rem;
  transition: background .2s, transform .2s;
  letter-spacing: .02rem;
}
.cta:hover,
.cta:focus-visible {
  background: linear-gradient(90deg, var(--c-accent-2), var(--c-accent));
  transform: translateY(-2px) scale(1.04);
}

/* --- Cartes, chip --- */
.card {
  position: relative;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 1.6rem 1.2rem;
  box-shadow: var(--shadow);
  margin-bottom: 1rem;
  transition: box-shadow .17s;
}
.card:hover,
.card:focus-within {
  box-shadow: 0 12px 32px rgba(0,0,0,.10);
}
.card h3 {
  margin: .25rem 0 .6rem 0;
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--c-ink);
}
.chip {
  display: inline-flex;
  gap: .4rem;
  align-items: center;
  padding: .37rem .7rem;
  border-radius: 8px;
  background: #fff;
  border: 1.5px dashed var(--c-accent);
  font-size: .94rem;
  color: #6e4a31;
}

.precontact-form {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  margin-top: 1.6rem;
}
.precontact-form .field {
  display: flex;
  flex-direction: column;
  gap: .45rem;
}
.precontact-form label {
  font-weight: 600;
  font-size: .95rem;
  color: var(--c-ink);
}
.precontact-form input,
.precontact-form select,
.precontact-form textarea {
  font: inherit;
  padding: .7rem .8rem;
  border-radius: 12px;
  border: 1px solid var(--c-line);
  background: #fff;
  color: var(--c-ink);
  transition: border .2s, box-shadow .2s;
}
.precontact-form input:focus,
.precontact-form select:focus,
.precontact-form textarea:focus {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(200, 159, 108, .25);
  outline: none;
}
.precontact-form textarea {
  resize: vertical;
  min-height: 140px;
}
.precontact-form .cta {
  align-self: flex-start;
}
.precontact-form .form-hint {
  margin: 0;
  font-size: .88rem;
  color: var(--c-muted);
}
.contact-info {
  margin: 0 0 1.2rem 0;
  font-weight: 600;
  line-height: 1.5;
}
.contact-info a {
  color: var(--c-ink);
  text-decoration: none;
}
.contact-info a:hover,
.contact-info a:focus-visible {
  color: var(--c-accent);
}
@media (max-width: 640px) {
  .precontact-form .cta {
    width: 100%;
    text-align: center;
  }
}

.about-intro {
  align-items: center;
}
.about-text {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.about-text h2 {
  margin-top: 0;
}
.about-photo {
  padding: 0;
  overflow: hidden;
  display: flex;
}
.about-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: calc(var(--radius) - 4px);
}
@media (max-width: 760px) {
  .about-intro {
    gap: 1.2rem;
  }
  .about-photo {
    max-height: 420px;
  }
}

/* --- Galeries --- */
.carousel-groups {
  display: flex;
  flex-direction: column;
  gap: 3.2rem;
}
.carousel-group {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}
.carousel-group h3 {
  margin: 0;
  font-size: clamp(1.45rem, 3vw, 1.8rem);
  color: #fff;
}
.carousel-group p {
  margin: 0;
  color: rgba(255,255,255,.72);
}
.carousel {
  position: relative;
  background: linear-gradient(145deg, rgba(255,255,255,.16), rgba(255,255,255,.05));
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 24px;
  padding: 1.6rem 1.6rem 1.2rem 1.6rem;
  box-shadow: 0 22px 50px rgba(0,0,0,.32);
  backdrop-filter: blur(14px);
}
.carousel[data-size="compact"] {
  padding: 1.2rem;
}
.carousel-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .8rem 1.4rem;
  margin-bottom: 1.2rem;
}
.carousel-header h4 {
  margin: 0;
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  color: #fff;
  letter-spacing: .01em;
}
.carousel-header span {
  font-size: .95rem;
  color: rgba(255,255,255,.65);
}
.carousel-viewport {
  position: relative;
  overflow: hidden;
  border-radius: 18px;
}
.carousel-track {
  display: flex;
  transition: transform .6s cubic-bezier(.4,0,.2,1);
  will-change: transform;
}
.carousel-slide {
  min-width: 100%;
  padding: 0;
}
.carousel-slide figure {
  position: relative;
  margin: 0;
  height: clamp(280px, 50vw, 420px);
}
.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.carousel-slide figcaption {
  position: absolute;
  inset: auto 1rem 1rem 1rem;
  padding: .65rem .9rem;
  border-radius: 12px;
  background: rgba(10,14,18,.58);
  color: #fff;
  font-size: .96rem;
  line-height: 1.4;
  box-shadow: 0 12px 24px rgba(0,0,0,.28);
}
.carousel-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.2rem;
}
.carousel-actions {
  display: flex;
  gap: .6rem;
}
.carousel-btn {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.32);
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform .2s, background .2s, border-color .2s;
}
.carousel-btn:hover,
.carousel-btn:focus-visible {
  background: rgba(255,255,255,.28);
  border-color: rgba(255,255,255,.6);
  transform: translateY(-1px);
}
.carousel-btn[disabled] {
  opacity: .4;
  cursor: not-allowed;
  transform: none;
}
.carousel-dots {
  display: flex;
  align-items: center;
  gap: .5rem;
}
.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.45);
  background: transparent;
  padding: 0;
  cursor: pointer;
  transition: width .25s ease, background .2s, border-color .2s;
}
.carousel-dot.is-active {
  width: 28px;
  background: var(--c-accent);
  border-color: var(--c-accent);
}
.carousel-counter {
  font-size: .95rem;
  color: rgba(255,255,255,.7);
}
@media (max-width: 620px) {
  .carousel {
    padding: 1.1rem;
  }
  .carousel-viewport {
    border-radius: 16px;
  }
  .carousel-slide figure {
    height: clamp(220px, 55vw, 300px);
  }
  .carousel-btn {
    width: 40px;
    height: 40px;
  }
}

/* --- Footer --- */
footer {
  border-top: 1px solid rgba(255,255,255,.28);
  padding: 2.3rem 0 1.4rem 0;
  color: rgba(255,255,255,.75);
  background: none;
  font-size: .98rem;
  opacity: .95;
  min-height: 3rem;
}
.footer-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: .8rem;
}
.footer-logo {
  width: 56px;
  height: auto;
 
  object-fit: contain;
}
footer .muted {
  color: rgba(255,255,255,.6);
}

/* --- Révélations au scroll --- */
.reveal { opacity:0; transform:translateY(16px); transition:opacity .65s, transform .65s;}
.reveal.is-in { opacity:1; transform:none; }

/* --- Accessibilité et utilitaires --- */
.skip {
  position: absolute; left: -9999px; top: auto;
  background: #000; color: #fff;
  padding: .5rem .8rem; border-radius: 12px;
  font-size: 1.03rem; z-index: 100;
}
.skip:focus {
  left: 1.2rem; top: 1.2rem;
  outline: 3px solid var(--c-accent-2);
  outline-offset: 3px;
  box-shadow: 0 0 0 2px #fff;
}

/* --- Progress bar en haut --- */
#progress {
  position: fixed;
  inset: 0 0 auto 0; height: 3px;
  z-index: 70;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent-2));
  transform-origin: 0 50%;
  transform: scaleX(0);
  transition: transform .23s cubic-bezier(0.4, 0.0, 0.2, 1);
}