/* ============================================
   cedremy.com — Feuille de style principale
   Design : monochrome premium, personal brand
   ============================================ */

:root {
  --black: #0a0a0a;
  --white: #fafafa;
  --gray-100: #f4f4f2;
  --gray-300: #d1d0cc;
  --gray-500: #8a8880;
  --gray-700: #4a4845;
  --accent: #c8a96e; /* or chaud — seule touche de couleur */
  --font-serif: 'Cormorant Garamond', 'Georgia', serif;
  --font-sans: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-signature: 'Dancing Script', cursive;
  --transition: 0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  background: var(--white);
  color: var(--black);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---- Typography ---- */
h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.15;
}

h1 { font-size: clamp(2.8rem, 6vw, 5.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }

p { font-size: 1rem; color: var(--gray-700); max-width: 60ch; }

a { text-decoration: none; color: inherit; }

img { display: block; width: 100%; object-fit: cover; }

/* ---- Utility ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.section { padding: 6rem 0; }
.section--dark { background: var(--black); color: var(--white); }
.section--dark p { color: var(--gray-300); }
.text-center { text-align: center; }
.text-accent { color: var(--accent); }

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: var(--black);
  color: var(--white);
}
.btn-primary:hover { background: var(--gray-700); }

.btn-outline {
  background: transparent;
  color: var(--black);
  border: 1px solid var(--black);
}
.btn-outline:hover { background: var(--black); color: var(--white); }

.btn-white {
  background: var(--white);
  color: var(--black);
}
.btn-white:hover { background: var(--gray-100); }

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--white);
}
.btn-outline-white:hover { background: var(--white); color: var(--black); }

/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.5rem 0;
  transition: background var(--transition), padding var(--transition);
}

.nav.scrolled {
  background: rgba(250, 250, 250, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1rem 0;
  border-bottom: 1px solid var(--gray-300);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.nav__logo {
  display: flex;
  align-items: center;
  line-height: 1;
}

/* Logo switching: white on dark hero, dark on scrolled white nav */
.logo-img { height: 48px; width: auto; display: block; }

/* Default state (transparent nav over hero) → show white logo */
.logo-dark { display: none; }
.logo-light { display: block; }

/* Scrolled / light nav → show dark logo */
.nav.scrolled .logo-dark { display: block; }
.nav.scrolled .logo-light { display: none; }


/* Logo color on dark hero */
.nav--light .nav__logo,
.nav--light .nav__links a,
.nav--light .lang-switch { color: var(--white); }
.nav--light .nav__links a::after { background: var(--white); }

.nav__links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav__links a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--black);
  transition: width var(--transition);
}

.nav__links a:hover::after { width: 100%; }

/* Language switcher */
.lang-switch {
  display: flex;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.lang-switch span {
  opacity: 0.4;
  transition: opacity var(--transition);
}

.lang-switch span.active { opacity: 1; }
.lang-switch span:hover { opacity: 0.8; }
.lang-switch .sep { opacity: 0.3; }

/* Mobile nav */
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav__burger span {
  display: block;
  width: 24px; height: 1px;
  background: var(--black);
  transition: var(--transition);
}

.nav--light .nav__burger span { background: var(--white); }

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__burger { display: flex; }

  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--white);
    justify-content: center;
    align-items: center;
    gap: 2rem;
    z-index: 99;
  }

  .nav__links.open a {
    font-size: 1.1rem;
    color: var(--black) !important;
  }

  .nav__links.open a::after { background: var(--black) !important; }
}

/* ---- Footer ---- */
.footer {
  background: var(--black);
  color: var(--gray-500);
  padding: 3rem 0;
  text-align: center;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
}

.footer__logo {
  font-family: var(--font-signature);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.5rem;
  line-height: 1;
}

.footer__links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  list-style: none;
  margin-bottom: 2rem;
}

.footer__links a {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-500);
  transition: color var(--transition);
}

.footer__links a:hover { color: var(--white); }

.footer__social {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.footer__social a {
  color: var(--gray-500);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.footer__social a:hover { color: var(--white); }

/* ---- Divider ---- */
.divider {
  width: 40px; height: 1px;
  background: var(--black);
  margin: 1.5rem auto;
}
.section--dark .divider { background: var(--gray-500); }

/* ---- Placeholder images ---- */
.img-placeholder {
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-500);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---- Animations ---- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}