:root {
  /* Couleurs — dérivées du logo (navy encre + orange signal), pas de defaults génériques */
  --navy: #0E1B3D;
  --navy-soft: #172a52;
  --navy-line: #2a3c66;
  --orange: #FF6A1A;
  --orange-deep: #E85A0C;
  --paper: #FBF8F3;
  --sand: #F1E7D6;
  --sand-line: #E3D5BC;
  --ink: #171B24;
  --slate: #5B6478;
  --white: #FFFFFF;

  /* Typographie */
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Manrope", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  /* Échelle */
  --radius: 4px;
  --radius-lg: 14px;
  --shadow-soft: 0 12px 32px rgba(14, 27, 61, 0.10);
  --shadow-lift: 0 20px 48px rgba(14, 27, 61, 0.18);
  --container: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--navy);
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.01em;
}

a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange-deep);
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 28px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--orange);
  color: var(--white);
}
.btn-primary:hover { background: var(--orange-deep); box-shadow: var(--shadow-soft); }

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}
.btn-ghost:hover { border-color: var(--white); }

.btn-outline-navy {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline-navy:hover { background: var(--navy); color: var(--white); }