/* =====================================================================
   Stonegarden — Style sheet
   Palette : nuit forêt / lagon / pierre / sable / terracotta
   ===================================================================== */

:root {
  --c-night:     #0d1a18;
  --c-deep:      #14302b;
  --c-forest:    #1f5044;
  --c-lagoon:    #6fc0b1;
  --c-sand:      #f1ead8;
  --c-stone:     #c8c1ad;
  --c-clay:      #c87a4d;
  --c-ink:       #14302b;
  --c-muted:     #5b6e69;
  --c-line:      rgba(20,48,43,.12);

  --font-serif:  "Cormorant Garamond", Georgia, serif;
  --font-sans:   "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --max:    1200px;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --radius: 14px;
  --t:      cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--c-ink);
  background: var(--c-sand);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

/* ----- Typography ---------------------------------------------------- */
h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: -.01em;
  line-height: 1.1;
  color: var(--c-night);
}
h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: 1.45rem; }
.eyebrow {
  font-family: var(--font-sans);
  font-size: .8rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-clay);
  margin-bottom: .8rem;
  font-weight: 500;
}
.lede { color: var(--c-muted); max-width: 56ch; margin-top: 1rem; font-size: 1.05rem; }

.section-head { text-align: center; margin: 0 auto 3.5rem; max-width: 720px; }
.section-head .lede { margin-left: auto; margin-right: auto; }

/* ----- Buttons ------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .9rem 1.6rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: .95rem;
  letter-spacing: .02em;
  transition: transform .25s var(--t), background .25s var(--t), color .25s var(--t), box-shadow .25s var(--t);
  cursor: pointer;
}
.btn--primary {
  background: var(--c-clay);
  color: var(--c-sand);
  box-shadow: 0 6px 20px rgba(200,122,77,.35);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(200,122,77,.45); }
.btn--ghost {
  background: transparent;
  color: var(--c-sand);
  border: 1px solid rgba(241,234,216,.5);
}
.btn--ghost:hover { background: rgba(241,234,216,.08); }
.btn--block { width: 100%; justify-content: center; padding: 1.05rem; }

/* ----- Navigation ---------------------------------------------------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  padding: 1rem var(--gutter);
  transition: background .3s var(--t), padding .3s var(--t);
}
.nav.scrolled {
  background: rgba(13,26,24,.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: .55rem var(--gutter);
}
.nav__inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--c-sand);
}
.nav__brand { display: flex; align-items: center; gap: .55rem; font-family: var(--font-serif); font-size: 1.4rem; }
.nav__brand-mark { color: var(--c-lagoon); font-size: 1.2rem; }
.nav__brand-name { letter-spacing: .02em; }
.nav__links { display: flex; gap: 2rem; align-items: center; }
.nav__links a { font-size: .92rem; opacity: .85; transition: opacity .2s; }
.nav__links a:hover { opacity: 1; }
.nav__cta {
  border: 1px solid rgba(241,234,216,.4);
  padding: .55rem 1.1rem;
  border-radius: 999px;
  opacity: 1 !important;
}
.nav__cta:hover { background: rgba(241,234,216,.1); }

.nav__burger { display: none; width: 38px; height: 38px; flex-direction: column; gap: 5px; justify-content: center; align-items: center; }
.nav__burger span { width: 22px; height: 2px; background: var(--c-sand); transition: transform .25s var(--t), opacity .25s; }

/* ----- Hero ---------------------------------------------------------- */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; color: var(--c-sand); overflow: hidden; }
.hero__bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  animation: heroZoom 18s ease-out forwards;
}
@keyframes heroZoom { to { transform: scale(1); } }
.hero__overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(13,26,24,.55) 0%, rgba(13,26,24,.35) 40%, rgba(13,26,24,.85) 100%),
    radial-gradient(ellipse at top right, rgba(111,192,177,.18), transparent 60%);
}
.hero__content {
  position: relative;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  width: 100%;
}
.hero__eyebrow {
  font-size: .85rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--c-lagoon);
  margin-bottom: 1.5rem;
  font-weight: 400;
}
.hero__title { color: var(--c-sand); max-width: 16ch; }
.hero__title span { color: var(--c-lagoon); font-style: italic; }
.hero__sub { margin-top: 1.5rem; max-width: 50ch; font-size: 1.1rem; opacity: .9; }
.hero__actions { margin-top: 2.5rem; display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  width: 24px; height: 38px; border: 1.5px solid rgba(241,234,216,.5); border-radius: 14px;
}
.hero__scroll span {
  display: block; width: 3px; height: 8px; background: var(--c-sand); border-radius: 2px;
  margin: 6px auto 0;
  animation: scrollHint 1.8s ease-in-out infinite;
}
@keyframes scrollHint { 0%, 100% { opacity: 0; transform: translateY(0); } 50% { opacity: 1; transform: translateY(8px); } }

/* ----- Ambiance strip ------------------------------------------------ */
.ambiance { background: var(--c-night); padding: .25rem 0; overflow: hidden; }
.ambiance__strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: .25rem; }
.ambiance__strip img { aspect-ratio: 16/9; object-fit: cover; width: 100%; transition: transform .8s var(--t); filter: saturate(.9) brightness(.95); }
.ambiance__strip img:hover { transform: scale(1.04); filter: saturate(1.1) brightness(1); }

/* ----- Sections ------------------------------------------------------ */
section { padding: 6rem 0; }
@media (max-width: 768px) { section { padding: 4rem 0; } }

/* ----- Spécialités cards -------------------------------------------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.card {
  background: #fff;
  padding: 2.2rem 1.8rem;
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  transition: transform .3s var(--t), box-shadow .3s var(--t), border-color .3s var(--t);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--c-clay), var(--c-lagoon));
  transform: scaleX(0); transform-origin: left;
  transition: transform .4s var(--t);
}
.card:hover { transform: translateY(-6px); box-shadow: 0 18px 50px rgba(20,48,43,.08); border-color: transparent; }
.card:hover::before { transform: scaleX(1); }
.card__icon {
  width: 52px; height: 52px; margin-bottom: 1.2rem;
  color: var(--c-forest);
}
.card__icon svg { width: 100%; height: 100%; }
.card h3 { margin-bottom: .6rem; }
.card p { color: var(--c-muted); font-size: .98rem; }

/* ----- Galerie ------------------------------------------------------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 240px;
  gap: 1rem;
}
.gallery__item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  cursor: zoom-in;
  background: var(--c-deep);
}
.gallery__item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .7s var(--t), filter .4s;
}
.gallery__item:hover img { transform: scale(1.06); filter: brightness(.85); }
.gallery__item--big { grid-column: span 2; grid-row: span 2; }
.gallery__caption {
  position: absolute; left: 1rem; bottom: 1rem;
  background: rgba(13,26,24,.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--c-sand);
  padding: .5rem .9rem;
  border-radius: 999px;
  font-size: .82rem;
  letter-spacing: .04em;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .3s var(--t), transform .3s var(--t);
}
.gallery__item:hover .gallery__caption { opacity: 1; transform: translateY(0); }
@media (max-width: 768px) {
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
  .gallery__item--big { grid-column: span 2; grid-row: span 2; }
}

/* ----- À propos ------------------------------------------------------ */
.apropos { background: var(--c-deep); color: var(--c-sand); }
.apropos h2, .apropos__text strong { color: var(--c-sand); }
.apropos__text strong { font-weight: 600; color: var(--c-lagoon); }
.apropos .eyebrow { color: var(--c-lagoon); }
.apropos__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.apropos__media img {
  border-radius: var(--radius);
  aspect-ratio: 4/5;
  object-fit: cover;
  box-shadow: 0 30px 60px rgba(0,0,0,.4);
}
.apropos__text p { margin-bottom: 1rem; opacity: .9; }
.apropos__list { list-style: none; margin-top: 1.5rem; }
.apropos__list li {
  display: flex; align-items: center; gap: .8rem;
  padding: .5rem 0;
  border-bottom: 1px solid rgba(241,234,216,.1);
}
.apropos__list li span { color: var(--c-clay); }
@media (max-width: 768px) {
  .apropos__grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .apropos__media img { aspect-ratio: 16/10; }
}

/* ----- Contact ------------------------------------------------------- */
.contact { background: var(--c-sand); }
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
}
.contact__channels { margin-top: 2rem; display: flex; flex-direction: column; gap: 1rem; }
.contact__channel {
  display: flex; flex-direction: column; gap: .15rem;
  padding: 1rem 1.3rem;
  background: #fff;
  border-radius: 12px;
  border: 1px solid var(--c-line);
  transition: transform .25s var(--t), border-color .25s;
}
.contact__channel:hover { transform: translateX(4px); border-color: var(--c-clay); }
.contact__channel-label { font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; color: var(--c-muted); }
.contact__channel-value { font-size: 1.05rem; color: var(--c-night); font-weight: 500; }

.contact__form { background: #fff; border-radius: var(--radius); padding: 2.5rem; border: 1px solid var(--c-line); }
.field { margin-bottom: 1.2rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1.2rem; }
.field-row .field { margin-bottom: 0; }
.field label { display: block; font-size: .82rem; letter-spacing: .1em; text-transform: uppercase; color: var(--c-muted); margin-bottom: .4rem; font-weight: 500; }
.field input, .field textarea, .field select {
  width: 100%;
  padding: .85rem 1rem;
  font: inherit;
  font-size: .98rem;
  background: var(--c-sand);
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--c-ink);
  transition: border-color .2s, background .2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--c-clay);
  background: #fff;
}
.field textarea { resize: vertical; min-height: 110px; font-family: var(--font-sans); }

.contact__status { margin-top: 1rem; font-size: .92rem; min-height: 1.2em; }
.contact__status.is-success { color: var(--c-forest); }
.contact__status.is-error   { color: #b04646; }
.contact__status.is-loading { color: var(--c-muted); }
@media (max-width: 768px) {
  .contact__grid { grid-template-columns: 1fr; gap: 2rem; }
  .field-row { grid-template-columns: 1fr; }
  .contact__form { padding: 1.6rem; }
}

/* ----- Footer -------------------------------------------------------- */
.foot { background: var(--c-night); color: var(--c-sand); padding: 3rem 0 2rem; }
.foot__inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
  align-items: center;
}
.foot__brand { font-family: var(--font-serif); font-size: 1.35rem; display: block; margin-bottom: .3rem; }
.foot p { font-size: .9rem; opacity: .65; }
.foot__links { display: flex; flex-direction: column; gap: .35rem; font-size: .92rem; opacity: .8; }
.foot__links a:hover { color: var(--c-lagoon); }
.foot__copy { font-size: .82rem; opacity: .55; text-align: right; }
@media (max-width: 768px) {
  .foot__inner { grid-template-columns: 1fr; text-align: center; }
  .foot__copy { text-align: center; }
  .foot__links { align-items: center; }
}

/* ----- Lightbox ------------------------------------------------------ */
.lightbox {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(13,26,24,.94);
  display: flex; align-items: center; justify-content: center;
  padding: 2rem;
  opacity: 0; pointer-events: none;
  transition: opacity .3s var(--t);
}
.lightbox.is-open { opacity: 1; pointer-events: auto; }
.lightbox img { max-width: 90vw; max-height: 80vh; object-fit: contain; border-radius: 6px; box-shadow: 0 20px 60px rgba(0,0,0,.6); }
.lightbox__close {
  position: absolute; top: 1.2rem; right: 1.5rem;
  width: 44px; height: 44px;
  font-size: 1.8rem; line-height: 1;
  color: var(--c-sand);
  border-radius: 50%;
  transition: background .2s;
}
.lightbox__close:hover { background: rgba(241,234,216,.15); }
.lightbox__caption {
  position: absolute; bottom: 1.5rem; left: 0; right: 0;
  text-align: center;
  color: var(--c-sand);
  font-size: .9rem;
  letter-spacing: .04em;
}

/* ----- Reveal animation --------------------------------------------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--t), transform .7s var(--t); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ----- Mobile nav ---------------------------------------------------- */
@media (max-width: 768px) {
  .nav__burger { display: flex; }
  .nav__links {
    position: fixed; inset: 0;
    background: var(--c-night);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    font-size: 1.4rem;
    transform: translateY(-100%);
    transition: transform .35s var(--t);
  }
  .nav__links.is-open { transform: translateY(0); }
  .nav__cta { font-size: 1rem; }
}