/* =========================================================
   Studio Solane — feuille de styles partagée
   Esthétique claire, minimaliste, typographie serif élégante.
   ========================================================= */

/* --- Variables globales --- */
:root {
  --bg: #fbf8f4;
  --bg-alt: #f3eee6;
  --ink: #1c1a17;
  --ink-soft: #6b6358;
  --line: #e3dccf;
  --accent: #b08953;
  --accent-deep: #8a6736;
  --max-w: 1240px;
  --radius: 4px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --shadow-soft: 0 30px 60px -30px rgba(28, 26, 23, 0.18);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-weight: 400;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }

.container {
  width: min(var(--max-w), 92vw);
  margin: 0 auto;
}

/* --- Typographie --- */
h1, h2, h3, h4 {
  font-family: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.005em;
  margin: 0 0 0.6em;
  color: var(--ink);
}
h1 { font-size: clamp(2.6rem, 6vw, 5rem); font-weight: 400; }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.4rem; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.32em;
  font-size: 0.72rem;
  color: var(--accent-deep);
  font-weight: 600;
  margin: 0 0 1.2rem;
}

.lead {
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 60ch;
}

/* --- Boutons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.95rem 1.8rem;
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.btn:hover { background: var(--ink); color: var(--bg); }
.btn.filled { background: var(--ink); color: var(--bg); }
.btn.filled:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
.btn.gold { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.gold:hover { background: var(--accent-deep); border-color: var(--accent-deep); }

/* --- En-tête / navigation --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(251, 248, 244, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header > .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 0;
}
.logo {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.6rem;
  letter-spacing: 0.05em;
  font-weight: 500;
}
.logo em { font-style: italic; color: var(--accent-deep); font-weight: 400; }

.main-nav {
  display: flex;
  gap: 2rem;
  align-items: center;
}
.main-nav a {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
  transition: color 0.2s var(--ease);
}
.main-nav a:hover, .main-nav a.active { color: var(--ink); }

/* Bouton burger */
.nav-toggle {
  display: none;
  background: none;
  border: 0;
  width: 40px;
  height: 40px;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  justify-content: center;
  align-items: center;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--ink);
}

/* --- Héro page d'accueil --- */
.hero {
  position: relative;
  min-height: 88vh;
  display: grid;
  align-items: center;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(251, 248, 244, 0.1) 0%, rgba(251, 248, 244, 0.6) 100%),
    url("https://images.unsplash.com/photo-1519741497674-611481863552?auto=format&fit=crop&w=2000&q=80") center/cover no-repeat;
  z-index: -1;
}
.hero .container { padding: 6rem 0; max-width: 760px; }
.hero h1 { color: var(--ink); margin-bottom: 1.2rem; }
.hero .lead { font-size: 1.15rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }

/* --- En-tête de section --- */
section { padding: clamp(4rem, 9vw, 7rem) 0; }
.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}
.section-head .eyebrow { justify-self: center; }

/* --- Aperçu portfolio (page d'accueil) --- */
.gallery-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}
.gallery-preview a {
  display: block;
  overflow: hidden;
  border-radius: var(--radius);
  position: relative;
  aspect-ratio: 4/5;
}
.gallery-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.gallery-preview a:hover img { transform: scale(1.05); }
.gallery-preview a::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(28, 26, 23, 0.4));
  opacity: 0;
  transition: opacity 0.35s var(--ease);
}
.gallery-preview a:hover::after { opacity: 1; }

.gallery-cta { text-align: center; margin-top: 2.5rem; }

/* --- Bloc "À propos" inline --- */
.about-inline {
  background: var(--bg-alt);
}
.about-inline .container {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}
.about-inline img { aspect-ratio: 3/4; object-fit: cover; }
.about-inline h2 { margin-bottom: 1rem; }
.about-inline .signature {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 1.5rem;
  margin-top: 1.5rem;
  color: var(--accent-deep);
}

/* --- Listing services / offres --- */
.offers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.6rem;
}
.offer {
  background: #fff;
  border: 1px solid var(--line);
  padding: 2.2rem 1.8rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.offer:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); }
.offer h3 { font-size: 1.7rem; margin-bottom: 0.4rem; }
.offer .price {
  font-family: "Cormorant Garamond", serif;
  font-size: 2.2rem;
  color: var(--accent-deep);
  margin: 0.6rem 0 1.5rem;
}
.offer .price small { font-size: 0.95rem; color: var(--ink-soft); display: block; }
.offer ul { padding: 0; margin: 0 0 2rem; display: grid; gap: 0.55rem; }
.offer li {
  list-style: none;
  font-size: 0.95rem;
  color: var(--ink-soft);
  padding-left: 1.4rem;
  position: relative;
}
.offer li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--accent);
}
.offer .btn { margin-top: auto; align-self: flex-start; }

/* --- Galerie portfolio (page dédiée) --- */
.gallery-mosaic {
  column-count: 3;
  column-gap: 1.2rem;
}
.gallery-mosaic figure {
  margin: 0 0 1.2rem;
  break-inside: avoid;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
}
.gallery-mosaic img {
  width: 100%;
  transition: transform 0.6s var(--ease);
}
.gallery-mosaic figure:hover img { transform: scale(1.03); }
.gallery-mosaic figcaption {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 0.95rem;
  padding: 0.6rem 0.2rem 0;
  color: var(--ink-soft);
}

/* --- Filtres portfolio --- */
.filters {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
  flex-wrap: wrap;
  margin: 0 auto 2.5rem;
}
.filters button {
  background: transparent;
  border: 1px solid var(--line);
  padding: 0.55rem 1.2rem;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  cursor: pointer;
  color: var(--ink-soft);
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.filters button:hover { color: var(--ink); }
.filters button.is-active {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

/* --- Page Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: start;
}
form {
  display: grid;
  gap: 1.2rem;
}
.field { display: grid; gap: 0.4rem; }
label {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
input, textarea, select {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  padding: 0.65rem 0;
  font: inherit;
  font-size: 1rem;
  transition: border-color 0.2s var(--ease);
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-bottom-color: var(--accent);
}
textarea { resize: vertical; min-height: 120px; }
.contact-info h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--accent-deep);
  margin-bottom: 0.4rem;
  font-family: "Inter", sans-serif;
  font-weight: 600;
}
.contact-info > div { margin-bottom: 2rem; }
.contact-info p, .contact-info a { color: var(--ink-soft); margin: 0.15rem 0; display: block; }
.form-status { font-size: 0.9rem; min-height: 1.2em; color: var(--accent-deep); }

/* --- Page interne : héro --- */
.page-hero {
  text-align: center;
  padding: 5rem 0 2rem;
  border-bottom: 1px solid var(--line);
}
.page-hero h1 { margin-bottom: 0.6rem; }
.page-hero p { color: var(--ink-soft); max-width: 60ch; margin: 0 auto; }

/* --- Pied de page --- */
.site-footer {
  background: var(--ink);
  color: #d8d2c5;
  padding: 4rem 0 1.6rem;
}
.site-footer .logo { color: #fbf8f4; }
.site-footer .logo em { color: var(--accent); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2.5rem;
}
.footer-grid h4 {
  color: #fbf8f4;
  font-family: "Inter", sans-serif;
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  margin-bottom: 1rem;
}
.footer-grid a, .footer-grid p { color: #b9b1a3; display: block; padding: 0.18rem 0; }
.footer-grid a:hover { color: #fbf8f4; }
.copyright {
  text-align: center;
  font-size: 0.82rem;
  color: #8b8377;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid #2a2724;
}

/* --- Animation au scroll --- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* --- Responsive --- */
@media (max-width: 900px) {
  .gallery-preview { grid-template-columns: repeat(2, 1fr); }
  .gallery-mosaic { column-count: 2; }
  .about-inline .container, .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    gap: 0;
    padding: 1.2rem 1.4rem 1.6rem;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
  }
  .main-nav.open { transform: none; opacity: 1; pointer-events: auto; }
  .main-nav a { padding: 0.8rem 0; }
  .gallery-preview { grid-template-columns: 1fr; }
  .gallery-mosaic { column-count: 1; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
}