/* ============================================
   LUMA ET VOUS — STYLES GLOBAUX
   Charte : naturel & bohème
   ============================================ */

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

/* ====== VARIABLES ====== */
:root {
  /* Palette naturel & bohème */
  --terracotta: #C97D5D;
  --terracotta-dark: #A85F40;
  --terracotta-light: #E8B59A;
  --sauge: #8FA68E;
  --sauge-dark: #6B8169;
  --sauge-light: #C4D1C2;
  --sable: #F5EFE6;
  --sable-fonce: #E8DDC9;
  --creme: #FBF8F3;
  --noir-doux: #2D2A26;
  --gris-doux: #6B6358;
  --blanc: #FFFFFF;

  /* Typographies */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Outfit', -apple-system, sans-serif;

  /* Spacings */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  /* Transitions */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ====== RESET ====== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 17px;
  line-height: 1.7;
  color: var(--noir-doux);
  background: var(--creme);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }

/* ====== TYPOGRAPHIE ====== */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 1.8rem); }
h4 { font-size: 1.2rem; }

.surtitre {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--terracotta);
  margin-bottom: var(--space-sm);
  display: inline-block;
}
.surtitre::before { content: '— '; }
.surtitre::after  { content: ' —'; }

p { margin-bottom: var(--space-sm); }
p:last-child { margin-bottom: 0; }

em { font-family: var(--font-display); font-style: italic; font-size: 1.1em; }

/* ====== LAYOUT ====== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}
.container-narrow { max-width: 800px; }
section { padding: var(--space-xl) 0; position: relative; }
.section-title-block { text-align: center; margin-bottom: var(--space-lg); }

/* ====== BOUTONS ====== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--terracotta);
  color: var(--blanc);
  border: 1px solid var(--terracotta);
}
.btn-primary:hover {
  background: var(--terracotta-dark);
  border-color: var(--terracotta-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(201, 125, 93, 0.25);
}
.btn-secondary {
  background: transparent;
  color: var(--noir-doux);
  border: 1px solid var(--noir-doux);
}
.btn-secondary:hover { background: var(--noir-doux); color: var(--creme); }
.btn-outline {
  background: transparent;
  color: var(--blanc);
  border: 1px solid var(--blanc);
}
.btn-outline:hover { background: var(--blanc); color: var(--noir-doux); }

/* ====== HEADER / NAVIGATION ====== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(251, 248, 243, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}
.header.scrolled { border-bottom-color: var(--sable-fonce); }
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem var(--space-md);
  max-width: 1400px;
  margin: 0 auto;
}
.logo {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 400;
  letter-spacing: 0.5px;
  color: var(--noir-doux);
  line-height: 1;
}
.logo em { font-style: italic; color: var(--terracotta); font-size: 1em; }
.logo-tagline {
  display: block;
  font-family: var(--font-body);
  font-size: 0.6rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gris-doux);
  margin-top: 4px;
  font-style: normal;
}
.nav { display: flex; gap: var(--space-md); align-items: center; }
.nav a {
  font-size: 0.85rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--noir-doux);
  position: relative;
  padding: 4px 0;
}
.nav a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  width: 0; height: 1px;
  background: var(--terracotta);
  transition: all var(--transition);
}
.nav a:hover::after, .nav a.active::after { width: 100%; left: 0; }
.nav a.active { color: var(--terracotta); }

/* Burger mobile */
.burger { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.burger span {
  display: block; width: 24px; height: 1.5px;
  background: var(--noir-doux);
  margin: 5px 0;
  transition: var(--transition);
}
.burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .burger { display: block; }
  .nav {
    position: fixed;
    top: 70px; left: 0; right: 0;
    background: var(--creme);
    flex-direction: column;
    padding: 2rem;
    gap: var(--space-sm);
    transform: translateY(-150%);
    transition: transform var(--transition);
    border-bottom: 1px solid var(--sable-fonce);
  }
  .nav.open { transform: translateY(0); }
}

/* ====== FOOTER ====== */
.footer {
  background: var(--noir-doux);
  color: var(--sable);
  padding: var(--space-lg) 0 var(--space-md);
  margin-top: var(--space-xl);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.footer h4 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--terracotta-light);
  margin-bottom: var(--space-sm);
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--creme);
  margin-bottom: var(--space-sm);
}
.footer-logo em { color: var(--terracotta-light); font-style: italic; }
.footer p, .footer a { font-size: 0.9rem; color: rgba(245, 239, 230, 0.8); }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 8px; }
.footer ul a:hover { color: var(--terracotta-light); }
.footer-social { display: flex; gap: 12px; margin-top: var(--space-sm); }
.footer-social a {
  width: 36px; height: 36px;
  border: 1px solid rgba(245, 239, 230, 0.3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.footer-social a:hover {
  background: var(--terracotta);
  border-color: var(--terracotta);
}
.footer-social svg { width: 16px; height: 16px; }
.footer-bottom {
  padding-top: var(--space-md);
  border-top: 1px solid rgba(245, 239, 230, 0.15);
  text-align: center;
  font-size: 0.8rem;
  color: rgba(245, 239, 230, 0.5);
}

@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-md); }
}

/* ====== ANIMATIONS ====== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ====== UTILITAIRES ====== */
.text-center { text-align: center; }
.bg-sable { background: var(--sable); }
.bg-creme { background: var(--creme); }
.divider {
  width: 60px; height: 1px;
  background: var(--terracotta);
  margin: var(--space-md) auto;
}
.ornament {
  display: inline-block;
  font-size: 1.2rem;
  color: var(--terracotta);
  margin: 0 var(--space-xs);
  font-family: var(--font-display);
}

/* ====== HERO PAGES INTÉRIEURES ====== */
.page-hero {
  padding: 9rem 0 var(--space-lg);
  text-align: center;
  background: var(--sable);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(201, 125, 93, 0.05) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.page-hero h1 { margin-bottom: var(--space-sm); position: relative; }
.page-hero p {
  font-size: 1.1rem;
  color: var(--gris-doux);
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

/* ====== RESPONSIVE TYPOGRAPHIE ====== */
@media (max-width: 600px) {
  body { font-size: 16px; }
  section { padding: var(--space-lg) 0; }
  .container { padding: 0 1rem; }
}