@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400;1,500&family=Playfair+Display:ital,wght@0,400;0,700;1,400;1,700&family=Jost:wght@300;400;500&display=swap');

:root {
  --bleu: #c5d5e0;
  --bleu-clair: #dce8ef;
  --bleu-fonce: #8faab8;
  --blanc: #fafaf8;
  --noir: #1a1a1a;
  --gris: #6b6b6b;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Jost', sans-serif;
  background: var(--blanc);
  color: var(--noir);
  font-weight: 300;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(250,250,248,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(197,213,224,0.5);
  padding: 0 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--noir);
  text-decoration: none;
  white-space: nowrap;
}
.nav-logo span { font-style: italic; color: var(--bleu-fonce); }

.nav-links {
  display: flex;
  gap: 0;
  list-style: none;
}

.nav-links li a {
  display: block;
  padding: 0.5rem 1.1rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--gris);
  transition: color 0.2s;
  border-radius: 6px;
}

.nav-links li a:hover { color: var(--noir); }
.nav-links li a.active {
  color: var(--noir);
  background: var(--bleu-clair);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span { display: block; width: 24px; height: 2px; background: var(--noir); transition: all 0.3s; }

/* ── PAGE WRAPPER ── */
main {
  flex: 1;
  margin-top: 64px;
  padding: 4rem 2.5rem 6rem;
  max-width: 1100px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
}

/* ── PAGE HEADER ── */
.page-header {
  margin-bottom: 3.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(197,213,224,0.5);
}

.page-header h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.05;
}

/* ── TYPOGRAPHY ── */
.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 400;
  font-style: italic;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

p {
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--gris);
  margin-bottom: 1.2rem;
}

strong { color: var(--noir); font-weight: 600; }

/* ── CARDS ── */
.card {
  background: var(--bleu-clair);
  border-radius: 16px;
  padding: 2rem 2.25rem;
  margin-bottom: 1.5rem;
}

/* ── FOOTER ── */
footer {
  background: var(--noir);
  color: rgba(250,250,248,0.4);
  text-align: center;
  padding: 1.5rem 2rem;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  margin-top: auto;
}
footer a { color: rgba(250,250,248,0.4); text-decoration: none; }

/* ── FADE IN ── */
.fade-in { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: none; }

/* ── MOBILE ── */
@media (max-width: 820px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; top: 64px; left: 0; right: 0;
    background: var(--blanc);
    border-bottom: 1px solid rgba(197,213,224,0.4);
    padding: 1rem 1.5rem 1.5rem;
    gap: 0.25rem;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
  }
  .nav-links.open li a { padding: 0.65rem 0.75rem; }
  .hamburger { display: flex; }
  nav { padding: 0 1.5rem; }
  main { padding: 3rem 1.25rem 5rem; }
}