/* ── Polices ── */
@font-face {
  font-family: 'Kimberley';
  src: url('/fonts/Kimberley.otf') format('opentype');
  font-display: swap;
}

/* ── Reset & base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:      #080808;
  --surface: #111111;
  --border:  #1e1e1e;
  --text:    #e8e8e8;
  --muted:   #606060;
  --radius:  10px;
  --max:     1020px;

  /* Couleurs de marque — stockées en RGB brut pour composer avec rgba() */
  --r-event: 221, 111, 1;   /* Événementiel  — orange ambré  */
  --r-wood:  92, 53,  22;   /* Gravure bois  — bordeaux foncé */
  --r-tech:  168, 38, 12;   /* Aide info     — cramoisi       */
}

html { scroll-behavior: smooth; scrollbar-gutter: stable; }

/* Remplissage progressif de la navbar */
.nav-fill {
  position: absolute;
  inset: 0;
  clip-path: circle(0% at 50% 50%);
  transition: clip-path 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 0;
  pointer-events: none;
}

/* Logos superposés dans la nav */
.nav-logo-wrap {
  position: relative;
  display: inline-flex;
}

.nav-logo-wrap .logo-color {
  display: block;
  transition: opacity 0.45s ease;
}

.nav-logo-wrap .logo-white {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  transition: opacity 0.45s ease;
  opacity: 0;
}

/* Le contenu de la nav passe au-dessus du fill */
.nav-logo-link,
.nav-links { position: relative; z-index: 1; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.75;
}


/* ════════════════════════════════
   NAV
════════════════════════════════ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0 2.5rem;
  height: 68px;
  background: rgba(8, 8, 8, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.nav-logo-link { line-height: 0; }
.nav-logo      { height: calc(68px * 0.8); width: auto; }

.nav-left  { display: flex; gap: 2.2rem; align-items: center; margin-left: 4rem; }
.nav-right { display: flex; gap: 1.5rem; align-items: center; margin-left: auto; }

.nav-tag {
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.35rem 0;
  border-radius: 20px;
  color: #fff;
  width: 110px;
  text-align: center;
  opacity: 0.85;
  transform: scale(1);
  transition: opacity 0.4s ease, transform 0.5s cubic-bezier(0.16,1,0.3,1);
  will-change: transform;
}
.nav-tag:hover { opacity: 1; }
.nav-tag.active { transform: scale(1.5); opacity: 1; }

.nav-tag-event { background: rgb(var(--r-event)); }
.nav-tag-wood  { background: rgb(var(--r-wood));  }
.nav-tag-tech  { background: rgb(var(--r-tech));  }

.nav-link {
  color: #fff;
  text-decoration: none;
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  margin-left: 0.8rem;
  transform: scale(1);
  transition: transform 0.5s cubic-bezier(0.16,1,0.3,1), opacity 0.4s ease;
  will-change: transform;
}
.nav-link:hover { transform: scale(1.5); opacity: 0.85; }


/* ════════════════════════════════
   FOND GLOBAL ANIMÉ
════════════════════════════════ */
.page-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.16;
  will-change: transform;
}

.orb-1 {
  width: 650px; height: 650px;
  background: rgb(var(--r-event));
  top: -180px; left: -120px;
  animation: drift-a 14s ease-in-out infinite alternate;
}

.orb-2 {
  width: 500px; height: 500px;
  background: rgb(var(--r-tech));
  bottom: -120px; right: -80px;
  animation: drift-b 18s ease-in-out infinite alternate;
}

.orb-3 {
  width: 420px; height: 420px;
  background: rgb(var(--r-wood));
  top: 55%; left: 50%;
  transform: translate(-50%, -50%);
  animation: drift-c 11s ease-in-out infinite alternate;
}

.orb-4 {
  width: 550px; height: 550px;
  background: rgb(var(--r-event));
  bottom: 20%; right: -150px;
  animation: drift-a 16s ease-in-out infinite alternate-reverse;
}

.orb-5 {
  width: 480px; height: 480px;
  background: rgb(var(--r-tech));
  bottom: 5%; left: -100px;
  animation: drift-b 13s ease-in-out infinite alternate-reverse;
}

@keyframes drift-a {
  to { transform: translate(100px, 70px); }
}
@keyframes drift-b {
  to { transform: translate(-70px, -100px); }
}
@keyframes drift-c {
  from { transform: translate(-50%, -50%) scale(1); }
  to   { transform: translate(-50%, -50%) scale(1.35); }
}

/* Tout le contenu passe au-dessus du fond fixe */
header, section, footer { position: relative; z-index: 1; }

@keyframes page-in {
  from { opacity: 0; transform: translateY(7px); }
  to   { opacity: 1; transform: translateY(0);   }
}

header, main, section, footer {
  animation: page-in 0.45s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* ════════════════════════════════
   HERO
════════════════════════════════ */
.hero {
  height: calc(100vh - 68px);
  height: calc(100dvh - 68px);
  margin-top: 68px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  overflow: hidden;
}

/* Contenu hero */
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.hero-logo {
  width: min(300px, 58vw);
  height: auto;
  margin-bottom: 3rem;
  filter: drop-shadow(0 0 24px rgba(var(--r-event), 0.3));
  animation: logo-pulse 5s ease-in-out infinite alternate;
}

@keyframes logo-pulse {
  from { filter: drop-shadow(0 0 16px rgba(var(--r-event), 0.2)); }
  to {
    filter:
      drop-shadow(0 0 50px rgba(var(--r-event), 0.55))
      drop-shadow(0 0 90px rgba(var(--r-tech),  0.2));
  }
}

.hero h1 {
  font-size: clamp(1.9rem, 5vw, 3rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
}

.hero-sub {
  color: var(--muted);
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  margin-bottom: 2.5rem;
}

/* Flèche scroll */
.scroll-hint {
  position: absolute;
  bottom: 2.25rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--muted);
  opacity: 0.45;
  animation: bounce 2.5s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(9px); }
}


/* ════════════════════════════════
   BOUTONS
════════════════════════════════ */
.btn {
  display: inline-block;
  padding: 0.75rem 2.1rem;
  border: 1px solid rgba(var(--r-event), 0.55);
  color: rgb(var(--r-event));
  text-decoration: none;
  border-radius: var(--radius);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  transition: background 0.25s, color 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.btn:hover {
  background: rgb(var(--r-event));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 28px rgba(var(--r-event), 0.38);
}

.btn-fill {
  background: rgb(var(--r-event));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 2px 16px rgba(var(--r-event), 0.25);
}

.btn-fill:hover {
  background: rgba(var(--r-event), 0.85);
  box-shadow: 0 6px 32px rgba(var(--r-event), 0.5);
}


/* ════════════════════════════════
   SECTIONS — base
════════════════════════════════ */
section {
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
}

section h2 {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 3.5rem;
}


/* ════════════════════════════════
   LABS — cartes
════════════════════════════════ */
.labs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: var(--max);
  margin: 0 auto;
}

.card {
  --rc: 200, 200, 200; /* fallback neutre */
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  min-height: 340px;
  background-size: cover;
  background-position: center;
  border: 1px solid var(--border);
  transition:
    transform    0.35s cubic-bezier(.25,.8,.25,1),
    box-shadow   0.35s,
    border-color 0.35s;
}

.card-event { --rc: var(--r-event); }
.card-wood  { --rc: var(--r-wood);  }
.card-tech  { --rc: var(--r-tech);  }

.card:hover {
  transform: translateY(-8px);
  border-color: rgba(var(--rc), 0.45);
  box-shadow:
    0 28px 64px rgba(var(--rc),  0.28),
    0  6px 20px rgba(0, 0, 0,   0.55);
}

/* Barre colorée en bas de la carte */
.card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, rgb(var(--rc)), rgba(var(--rc), 0.3));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(.25,.8,.25,1);
}

.card:hover::after { transform: scaleX(1); }

.card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.92) 0%,
    rgba(0, 0, 0, 0.45) 55%,
    rgba(0, 0, 0, 0.1)  100%
  );
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.card-tag {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(var(--rc), 0.18);
  color: rgb(var(--rc));
  border: 1px solid rgba(var(--rc), 0.38);
  margin-bottom: 0.75rem;
  width: fit-content;
  transition: background 0.2s;
}

.card:hover .card-tag { background: rgba(var(--rc), 0.32); }

.card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.card p {
  color: rgba(232, 232, 232, 0.6);
  font-size: 0.875rem;
  line-height: 1.6;
}


/* ════════════════════════════════
   À PROPOS
════════════════════════════════ */
.about-inner {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.about-inner p {
  color: var(--muted);
  margin-bottom: 1.25rem;
  font-size: 1.05rem;
}

.about-inner p:last-child { margin-bottom: 0; }

.about-inner strong {
  color: rgb(var(--r-event));
  font-weight: 600;
}


/* ════════════════════════════════
   CONTACT
════════════════════════════════ */
.contact { text-align: center; }

.contact p {
  color: var(--muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}


/* ════════════════════════════════
   FOOTER
════════════════════════════════ */
footer {
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.footer-logo {
  height: 28px;
  width: auto;
  opacity: 0.3;
  filter: grayscale(1);
  transition: opacity 0.3s, filter 0.3s;
}

.footer-logo:hover {
  opacity: 0.7;
  filter: none;
}

footer p {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}


/* ════════════════════════════════
   RESPONSIVE
════════════════════════════════ */
@media (max-width: 640px) {
  .nav           { padding: 0.85rem 1.25rem; }
  .nav-links     { gap: 1.5rem; }
  .labs-grid     { grid-template-columns: 1fr; }
  .hero h1       { font-size: 1.8rem; }
}