/* ════════════════════════════════════════════
   DELORIA — DESIGN SYSTEM
   Charte : Noir / Beige / Marron / Or
   Fonts  : Cormorant Garamond + Montserrat
════════════════════════════════════════════ */

:root {
  --noir:        #0D0D0D;
  --noir-soft:   #1A1714;
  --blanc:       #FAFAF8;
  --marron:      #3B2314;
  --beige:       #E8DDD0;
  --beige-clair: #F4EEE6;
  --or:          #C9A96E;
  --or-soft:     rgba(201,169,110,0.12);
  --font-display:'Cormorant Garamond', serif;
  --font-body:   'Montserrat', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--noir);
  color: var(--blanc);
  font-family: var(--font-body);
  font-weight: 300;
  overflow-x: hidden;
}

/* ════ NAV ════ */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3rem;
  transition: all 0.4s ease;
  background: transparent;
}
nav.scrolled {
  background: rgba(13,13,13,0.85);
  backdrop-filter: blur(12px);
  padding: 1rem 3rem;
  border-bottom: 1px solid var(--or-soft);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--blanc);
  text-decoration: none;
}
.nav-logo em { font-style: italic; color: var(--or); }
.nav-links { display: flex; gap: 2.5rem; align-items: center; }
.nav-links a {
  color: var(--beige);
  text-decoration: none;
  font-size: 0.62rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-weight: 300;
  transition: color 0.3s ease;
  position: relative;
}
.nav-links a:hover { color: var(--or); }
.nav-links a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0;
  width: 0; height: 1px;
  background: var(--or);
  transition: width 0.3s ease;
}
.nav-links a:not(.nav-cta):hover::after { width: 100%; }
.nav-links a.active { color: var(--or); }
.nav-cta {
  border: 1px solid var(--or);
  padding: 0.6rem 1.4rem !important;
  color: var(--or) !important;
  border-radius: 1px;
  transition: all 0.3s ease;
}
.nav-cta:hover { background: var(--or); color: var(--noir) !important; }
.burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; z-index: 1001; }
.burger span { width: 24px; height: 1.5px; background: var(--beige); transition: all 0.3s; }

/* ════ ORNEMENT ════ */
.ornament {
  display: flex; align-items: center; justify-content: center;
  gap: 1rem; margin-bottom: 2rem;
}
.ornament .line { width: 50px; height: 1px; background: var(--or); opacity: 0.6; }
.ornament .star { width: 6px; height: 6px; background: var(--or); transform: rotate(45deg); }

/* ════ BOUTONS ════ */
.btn-or {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  background: var(--or);
  color: var(--noir);
  padding: 1rem 2.5rem;
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-weight: 500;
  text-decoration: none;
  border-radius: 1px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
}
.btn-or:hover { background: var(--blanc); transform: translateY(-2px); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  background: transparent;
  color: var(--blanc);
  padding: 1rem 2.5rem;
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-weight: 400;
  text-decoration: none;
  border-radius: 1px;
  border: 1px solid var(--or);
  transition: all 0.3s ease;
}
.btn-outline:hover { background: var(--or); color: var(--noir); }

/* ════ PAGE HERO (sous-pages) ════ */
.page-hero {
  height: 70vh;
  min-height: 480px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.page-hero-bg { position: absolute; inset: 0; z-index: 0; }
.page-hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  animation: slowZoom 20s ease-in-out infinite alternate;
}
@keyframes slowZoom {
  from { transform: scale(1); }
  to { transform: scale(1.12); }
}
.page-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(13,13,13,0.75) 0%, rgba(13,13,13,0.5) 50%, rgba(13,13,13,0.85) 100%);
}
.page-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
  max-width: 760px;
}
.page-hero .label {
  font-size: 0.6rem;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 1.2rem;
  font-weight: 400;
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: 0.02em;
  margin-bottom: 1.5rem;
}
.page-hero h1 em { font-style: italic; color: var(--or); }
.page-hero p {
  font-size: 0.85rem;
  color: var(--beige);
  line-height: 1.9;
  opacity: 0.85;
  max-width: 540px;
  margin: 0 auto;
  letter-spacing: 0.05em;
}

/* ════ SECTIONS ════ */
.label {
  font-size: 0.6rem;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 1.5rem;
  font-weight: 400;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}
.section-title em { font-style: italic; color: var(--or); }
.section-desc {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--beige);
  line-height: 1.9;
  opacity: 0.75;
  letter-spacing: 0.05em;
}

.section-intro {
  text-align: center;
  padding: 7rem 2rem 4rem;
  max-width: 760px;
  margin: 0 auto;
}

/* ════ REVEAL ANIMATION ════ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s ease, transform 1s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ════ FEATURE LIST ════ */
.features {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 3rem 7rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.feature {
  background: var(--noir-soft);
  border: 1px solid var(--or-soft);
  border-radius: 2px;
  padding: 2.5rem;
  transition: all 0.4s ease;
}
.feature:hover {
  border-color: var(--or);
  transform: translateY(-4px);
}
.feature-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 300;
  color: var(--or);
  opacity: 0.5;
  margin-bottom: 1rem;
}
.feature h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 0.8rem;
  letter-spacing: 0.03em;
}
.feature p {
  font-size: 0.75rem;
  color: var(--beige);
  line-height: 1.8;
  opacity: 0.7;
  font-weight: 300;
}

/* ════ CTA FINAL ════ */
.cta-final {
  padding: 8rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-final-bg { position: absolute; inset: 0; z-index: 0; }
.cta-final-bg img { width: 100%; height: 100%; object-fit: cover; }
.cta-final-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(13,13,13,0.82);
}
.cta-final-content { position: relative; z-index: 2; max-width: 640px; margin: 0 auto; }
.cta-final h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}
.cta-final h2 em { font-style: italic; color: var(--or); }
.cta-final p {
  font-size: 0.82rem;
  color: var(--beige);
  line-height: 1.9;
  margin-bottom: 2.5rem;
  opacity: 0.8;
}

/* ════ FOOTER ════ */
footer {
  background: var(--noir);
  padding: 4rem 3rem 2rem;
  border-top: 1px solid var(--or-soft);
}
.footer-top {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(201,169,110,0.1);
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
}
.footer-logo em { font-style: italic; color: var(--or); }
.footer-tagline {
  font-size: 0.7rem;
  color: var(--beige);
  opacity: 0.6;
  line-height: 1.8;
  font-weight: 300;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 0.58rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 1.2rem;
  font-weight: 500;
}
.footer-col a {
  display: block;
  color: var(--beige);
  text-decoration: none;
  font-size: 0.7rem;
  margin-bottom: 0.8rem;
  opacity: 0.6;
  transition: opacity 0.3s, color 0.3s;
  font-weight: 300;
}
.footer-col a:hover { opacity: 1; color: var(--or); }
.footer-bottom {
  max-width: 1100px;
  margin: 2rem auto 0;
  display: flex;
  justify-content: space-between;
  font-size: 0.55rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--beige);
  opacity: 0.4;
  font-weight: 300;
}

/* ════ RESPONSIVE ════ */
@media (max-width: 768px) {
  nav { padding: 1.2rem 1.5rem; }
  nav.scrolled { padding: 0.9rem 1.5rem; }
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 75%; height: 100vh;
    background: rgba(13,13,13,0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    transition: right 0.4s ease;
    border-left: 1px solid var(--or-soft);
  }
  .nav-links.open { right: 0; }
  .burger { display: flex; }
  .features { grid-template-columns: 1fr; padding: 3rem 1.5rem 5rem; }
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 0.8rem; text-align: center; }
  .section-intro { padding: 5rem 1.5rem 3rem; }
}