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

:root {
  --noir:            #0A0A0F;
  --noir-profond:    #060609;
  --noir-surface:    #12121A;
  --noir-card:       #1A1A25;
  --noir-border:     #252535;

  --bleu-imperial:   #1B3A6B;
  --bleu-hover:      #234B8A;
  --bleu-glow:       rgba(27, 58, 107, 0.35);
  --bleu-light:      #4A7DC4;

  --argent:          #B8BCC8;
  --argent-clair:    #D4D7E0;
  --argent-fonce:    #8A8D96;

  --or:              #C9A84C;
  --or-hover:        #D4B966;
  --or-glow:         rgba(201, 168, 76, 0.25);
  --or-subtle:       rgba(201, 168, 76, 0.08);

  --rouge-royal:     #8B1A2B;
  --rouge-hover:     #A52238;
  --rouge-glow:      rgba(139, 26, 43, 0.3);

  --blanc:           #F0EDE6;
  --blanc-pur:       #FAFAF8;
  --blanc-muted:     rgba(240, 237, 230, 0.7);

  --font-serif:      "Cormorant Garamond", "Playfair Display", "Georgia", serif;
  --font-sans:       "Inter", -apple-system, "Segoe UI", sans-serif;
  
  --glass-bg:        rgba(18, 18, 26, 0.7);
  --glass-border:    var(--noir-border);
  --blur:            blur(20px);
}

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

body {
  background-color: var(--noir);
  color: var(--blanc);
  font-family: var(--font-sans);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--or);
  font-weight: 400;
}

.bg-ornament {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: url('assets/bg-franco.png');
  background-size: cover;
  background-position: center;
  opacity: 0.05;
  z-index: -1;
  pointer-events: none;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 4rem;
  background: var(--glass-bg);
  backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--glass-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  text-decoration: none;
}

.brand img {
  height: 44px;
  border-radius: 8px;
}

.brand h1 {
  font-size: 1.8rem;
  letter-spacing: 2px;
  color: var(--blanc-pur);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  color: var(--argent);
  text-decoration: none;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  padding: 0.5rem 0;
  border-bottom: 1px solid transparent;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--or);
  border-bottom-color: var(--or);
}

main {
  max-width: 1200px;
  margin: 4rem auto;
  padding: 0 2rem;
}

.hero {
  text-align: center;
  padding: 6rem 0 4rem;
  animation: fadeIn 1s ease-out;
}

.hero h2 {
  font-size: 4.5rem;
  margin-bottom: 1.5rem;
  font-style: italic;
  letter-spacing: 1px;
}

.hero p {
  font-size: 1.25rem;
  color: var(--argent);
  max-width: 650px;
  margin: 0 auto 3rem;
}

.btn-primary {
  display: inline-block;
  padding: 1rem 3rem;
  background-color: var(--bleu-imperial);
  color: var(--blanc-pur);
  text-decoration: none;
  border-radius: 4px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.btn-primary:hover {
  background-color: var(--bleu-hover);
  box-shadow: 0 0 20px var(--bleu-glow);
  border-color: var(--bleu-light);
}

.glass-card {
  background: var(--noir-card);
  border: 1px solid var(--noir-border);
  border-radius: 8px;
  padding: 3.5rem;
  margin: 2rem 0;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--or), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.glass-card:hover {
  transform: translateY(-5px);
  border-color: rgba(201, 168, 76, 0.3);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.glass-card:hover::before {
  opacity: 1;
}

.glass-card h3 {
  font-size: 2rem;
  margin-bottom: 1.2rem;
}

.glass-card p {
  color: var(--argent);
  font-size: 1.05rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

footer {
  text-align: center;
  padding: 4rem 2rem;
  border-top: 1px solid var(--noir-border);
  color: var(--argent-fonce);
  font-size: 0.9rem;
  margin-top: 5rem;
  background: var(--noir-surface);
}

.avatar-img {
  width: 120px;
  border-radius: 50%;
  border: 2px solid var(--or);
  padding: 4px;
  margin-bottom: 1.5rem;
}