/* ============ Reset & base ============ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
/* Logo fixe en haut à gauche, présent sur toutes les pages */
.site-logo {
  position: fixed;
  top: 1.5rem;
  left: 1.5rem;
  z-index: 100;            /* au-dessus de tout, même de la vidéo et du menu */
  display: inline-block;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.site-logo img {
  display: block;
  height: 48px;            /* ajuste selon ton logo */
  width: auto;
}

.site-logo:hover,
.site-logo:focus-visible {
  transform: scale(1.05);
  opacity: 0.9;
  outline: none;
}

@media (max-width: 900px) {
  .site-logo {
    top: 1rem;
    left: 1rem;
  }
  .site-logo img {
    height: 36px;
  }
}
:root {
  --bg: #1c1818;
  --text: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.72);
  --max-width: 1280px;
}

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ============ Navigation ============ */
.main-nav {
  width: 100%;
  padding: 2.5rem 4rem;
}

.main-nav ul {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.main-nav a {
  color: var(--text);
  font-family: 'Orbitron', sans-serif;
  font-size: 1.5rem;
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 6px;
  text-decoration-thickness: 2px;
  opacity: 0.55;
  transition: opacity 0.2s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible,
.main-nav a[aria-current="page"] {
  opacity: 1;
  outline: none;
}

/* ============ Page en travaux ============ */
.page-motion {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 1.5rem;
}

.wip {
  text-align: center;
  max-width: 600px;
}

.wip h1 {
  font-size: 4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.wip p {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--text-muted);
}

/* ============ Responsive ============ */
@media (max-width: 900px) {
  .main-nav {
    padding: 1.5rem;
  }
  .main-nav ul {
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
  }
  .main-nav a {
    font-size: 1rem;
  }

  .wip h1 {
    font-size: 2.5rem;
  }

  .wip p {
    font-size: 1rem;
  }
}