/* ── Wspólne style nawigacji Kino Aurum ── */
/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  background: rgba(255,255,255,0.97); border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px); transition: box-shadow .3s;
}
nav.scrolled { box-shadow: 0 2px 24px rgba(0,0,0,0.09); border-bottom-color: transparent; }
.nav-inner {
  max-width: 1280px; margin: 0 auto; display: flex; align-items: center;
  padding: 0 32px; height: 90px; transition: height .3s;
}
nav.scrolled .nav-inner { height: 68px; }
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; flex-shrink: 0; }
.nav-logo img { height: 54px; width: auto; transition: height .3s; }
nav.scrolled .nav-logo img { height: 44px; }
.nav-links { display: flex; align-items: center; flex: 1; justify-content: center; }
.nav-links a {
  font-size: 13px; font-weight: 600; color: var(--dark);
  text-decoration: none; padding: 10px 15px;
  letter-spacing: 0.08em; text-transform: uppercase;
  position: relative; transition: color .2s; white-space: nowrap;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: 2px; left: 15px; right: 15px;
  height: 2px; background: var(--gold); border-radius: 1px;
  transform: scaleX(0); transform-origin: center; transition: transform .22s ease;
}
.nav-links a:hover { color: var(--gold); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-links a.active { color: var(--gold); }
.nav-right { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }
.nav-social { display: flex; align-items: center; gap: 1px; }
.nav-social a {
  display: flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 8px; color: var(--dark);
  text-decoration: none; transition: color .2s, background .2s;
}
.nav-social a:hover { color: var(--gold); background: var(--gold-pale); }
.nav-social svg { width: 17px; height: 17px; fill: currentColor; display: block; }
.hamburger { display: none; flex-direction: column; justify-content: center; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; margin-left: 6px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--dark); border-radius: 2px; transition: transform .3s, opacity .3s; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-nav {
  display: none; position: absolute; left: 0; right: 0; top: 90px;
  background: rgba(255,255,255,0.99); border-bottom: 1px solid var(--border);
  padding: 8px 0 16px; box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}
nav.scrolled .mobile-nav { top: 68px; }
.mobile-nav.open { display: block; }
.mobile-nav a { display: block; padding: 12px 24px; font-size: 13px; font-weight: 600; color: var(--dark); text-decoration: none; text-transform: uppercase; letter-spacing: .08em; transition: color .2s, background .2s; text-align: center; }
.mobile-nav a:hover, .mobile-nav a.active { color: var(--gold); background: var(--gold-pale); }
@keyframes navFadeIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }
.mobile-nav.open a { animation: navFadeIn 0.25s ease forwards; opacity: 0; }
.mobile-nav.open a:nth-child(1) { animation-delay: 0.04s; }
.mobile-nav.open a:nth-child(2) { animation-delay: 0.08s; }
.mobile-nav.open a:nth-child(3) { animation-delay: 0.12s; }
.mobile-nav.open a:nth-child(4) { animation-delay: 0.16s; }
.mobile-nav.open a:nth-child(5) { animation-delay: 0.20s; }
.mobile-nav.open a:nth-child(6) { animation-delay: 0.24s; }
.mobile-nav.open a:nth-child(7) { animation-delay: 0.28s; }
.mobile-social { display: flex; align-items: center; gap: 8px; padding: 12px 24px 4px; border-top: 1px solid var(--border); margin-top: 8px; }
.mobile-social a { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 8px; background: var(--gray-light); color: var(--dark); text-decoration: none; transition: color .2s, background .2s; }
.mobile-social a:hover { color: var(--gold); background: var(--gold-pale); }
.mobile-social svg { width: 16px; height: 16px; fill: currentColor; display: block; }
@media (max-width: 900px) { .nav-links { display: none; } .hamburger { display: flex; } .nav-right { margin-left: auto; } }