/* ══════════════════════════════════════════════════════════════
   blackScale IT — shared navigation
   Inclus via <link> dans chaque page du site.
   Chaque page fournit son propre HTML (ancres, CTA, page courante).
   ══════════════════════════════════════════════════════════════ */

/* Scoped tokens — aucune dépendance sur les variables page */
.nav {
  --nav-mint: #78FFB6;
  --nav-indigo: #6729FF;
  --nav-dark: #2E2E2E;
  --nav-panel-bg: #363636;
  --nav-white: #FFFFFF;
  --nav-border: rgba(120,255,182,.12);
  --nav-border-strong: rgba(120,255,182,.25);
  --nav-border-dashed: rgba(120,255,182,.18);
  --nav-link: rgba(255,255,255,.62);
}

/* ── Bar ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--nav-dark);
  border-bottom: 1px solid var(--nav-border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  height: 76px;
  position: relative;
}

/* ── Logo ── */
.nav-logo { display: block; line-height: 0; flex-shrink: 0; }
.nav-logo img { height: 40px; width: auto; display: block; }

/* ── Desktop menu ── */
.nav-menu {
  list-style: none;
  display: flex;
  gap: 30px;
  margin: 0; padding: 0;
  margin-left: auto;
}
.nav-menu a {
  font-size: .8125rem; font-weight: 700;
  letter-spacing: .05em; text-transform: uppercase;
  color: var(--nav-link);
  transition: color .15s;
  white-space: nowrap; text-decoration: none;
  position: relative;
}
.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -7px; left: 0; right: 100%;
  height: 2px;
  background: var(--nav-mint);
  transition: right .24s ease;
}
.nav-menu a:hover { color: var(--nav-mint); }
.nav-menu a[aria-current="page"] { color: var(--nav-mint); }
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .nav-menu a:hover::after { right: 0; }
}

/* ── CTA ── */
.nav-cta { flex-shrink: 0; }

/* ── Burger ── */
.nav-burger {
  display: block;
  width: 44px; height: 44px;
  background: none;
  border: 1px solid var(--nav-border-strong);
  cursor: pointer;
  position: relative; flex-shrink: 0; padding: 0;
}
.nav-burger span {
  display: block;
  width: 20px; height: 2px;
  background: var(--nav-mint);
  position: absolute; left: 50%;
  transform: translateX(-50%);
  transition: transform .25s ease, opacity .15s ease, top .25s ease;
}
.nav-burger span:nth-child(1) { top: 13px; }
.nav-burger span:nth-child(2) { top: 21px; }
.nav-burger span:nth-child(3) { top: 29px; }

/* ── Burger → X ── */
.nav-open .nav-burger span:nth-child(1) { top: 21px; transform: translateX(-50%) rotate(45deg); }
.nav-open .nav-burger span:nth-child(2) { opacity: 0; }
.nav-open .nav-burger span:nth-child(3) { top: 21px; transform: translateX(-50%) rotate(-45deg); }

/* ── Panel ── */
.nav-panel {
  display: none;
  position: absolute;
  top: 76px; right: 64px; left: auto;
  width: 280px;
  background: var(--nav-panel-bg);
  border: 1px solid var(--nav-border-strong);
  padding: 32px 24px;
  z-index: 99;
  max-height: calc(100vh - 76px);
  max-height: calc(100dvh - 76px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
/* Corner marks */
.nav-panel::before,
.nav-panel::after {
  content: ''; position: absolute;
  width: 12px; height: 12px;
  pointer-events: none; opacity: .5;
}
.nav-panel::before {
  top: 12px; left: 12px;
  border-top: 1px solid var(--nav-mint);
  border-left: 1px solid var(--nav-mint);
}
.nav-panel::after {
  bottom: 12px; right: 12px;
  border-bottom: 1px solid var(--nav-mint);
  border-right: 1px solid var(--nav-mint);
}

/* Panel links */
.nav-panel ul {
  list-style: none;
  display: flex; flex-direction: column;
  gap: 0; align-items: flex-end;
  margin: 0; padding: 0;
}
.nav-panel li {
  width: 100%;
  border-bottom: 1px dashed var(--nav-border-dashed);
}
.nav-panel li:last-child { border-bottom: none; }
.nav-panel a {
  display: flex; align-items: center;
  justify-content: flex-end; gap: 10px;
  font-size: .9375rem; font-weight: 700;
  letter-spacing: .05em; text-transform: uppercase;
  color: var(--nav-white);
  padding: 16px 0;
  transition: color .15s;
  text-decoration: none;
}
.nav-panel a::before {
  content: ''; display: block;
  width: 4px; height: 4px;
  background: var(--nav-mint);
  opacity: .45; flex-shrink: 0;
}
.nav-panel a:hover { color: var(--nav-mint); }
.nav-panel a:hover::before { opacity: 1; }
.nav-panel a[aria-current="page"] { color: var(--nav-mint); }
.nav-panel a[aria-current="page"]::before { opacity: 1; }

/* ── Panel: pages section ── */
.nav-pages {
  margin-top: 0; padding-top: 0;
  border-top: none;
}
@media (max-width: 900px) {
  .nav-pages {
    margin-top: 20px; padding-top: 16px;
    border-top: 1px solid var(--nav-border-dashed);
  }
}
.nav-pages-label {
  font-size: .625rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: rgba(120,255,182,.35);
  text-align: right; margin-bottom: 4px;
}
.nav-pages li:last-child { border-bottom: none; }
.nav-pages a {
  font-size: .8125rem; font-weight: 600;
  letter-spacing: .04em; text-transform: none;
  color: rgba(255,255,255,.55);
  padding: 12px 0;
}
.nav-pages a:hover { color: var(--nav-mint); }
.nav-pages a::before { background: var(--nav-indigo); }
.nav-pages .nav-page-current a { color: var(--nav-mint); }
.nav-pages .nav-page-current a::before { opacity: 1; background: var(--nav-mint); }

/* ── Panel sections: hidden on desktop (already in nav-menu) ── */
.nav-panel .nav-panel-sections { display: none; }

/* ── Show panel when open ── */
.nav-open .nav-panel { display: block; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .nav-menu { display: none; }
  .nav-panel .nav-panel-sections { display: flex; }
  .nav-panel { left: 0; right: 0; width: auto; border-left: none; border-right: none; border-top: none; }
  .nav-inner { gap: 12px; padding: 0 24px; }
  .nav-cta { padding: 10px 16px; font-size: .75rem; }
}
/* Logo toujours visible — l'icône 40×40 tient sur tout écran */
/* @media (max-width: 560px) { .nav-logo { display: none; } } */

/* ── Scroll progress bar ── */
.nav-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: var(--nav-mint);
  z-index: 101;
  pointer-events: none;
  transition: none;
}
.nav-progress::after {
  content: '';
  position: absolute;
  right: -4px; top: 50%;
  width: 8px; height: 8px;
  transform: translateY(-50%);
  border-radius: 0;
  background: var(--nav-mint);
  box-shadow: 0 0 6px 2px var(--nav-mint), 0 0 14px 4px rgba(120,255,182,.35);
  opacity: .9;
}