/* ==========================================================
   Navigation & Footer — Shared Components
   ========================================================== */

/* ── NAVIGATION ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background:
    linear-gradient(90deg, rgba(242, 244, 248, 0.08) 0 10vw, transparent 10vw calc(100% - 10vw), rgba(242, 244, 248, 0.08) calc(100% - 10vw) 100%),
    rgba(7, 10, 24, 0.88);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  border-bottom: 2px solid rgba(255, 255, 255, 0.18);
  transition: all 0.4s ease;
}

nav.scrolled {
  background:
    linear-gradient(90deg, rgba(242, 244, 248, 0.07) 0 10vw, transparent 10vw calc(100% - 10vw), rgba(242, 244, 248, 0.07) calc(100% - 10vw) 100%),
    rgba(7, 10, 24, 0.98);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: 4px;
  color: var(--white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 2px;
  width: clamp(126px, 14vw, 172px);
  height: 64px;
  flex: 0 0 auto;
  text-shadow:
    1px 1px 0 var(--uniform-outline),
    -1px 1px 0 var(--uniform-outline),
    1px -1px 0 var(--uniform-outline),
    -1px -1px 0 var(--uniform-outline);
}

.site-logo-img {
  display: block;
  max-width: 100%;
  height: auto;
}

.nav-logo .site-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 3px 0 rgba(0, 0, 0, 0.34)) drop-shadow(0 10px 18px rgba(0, 0, 0, 0.28));
}

.nav-logo .logo-accent { color: var(--uniform-letter); }

.nav-logo .logo-dot {
  width: 6px; height: 6px;
  background: var(--uniform-panel);
  border-radius: 50%;
  margin-left: 4px;
  margin-bottom: 12px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 0;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  transition: color 0.3s;
  padding: 8px 18px;
  position: relative;
}

.nav-links a::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 2px;
  background: var(--uniform-panel);
  transition: width 0.3s ease;
}

.nav-links a:hover { color: var(--white); }
.nav-links a:hover::before { width: 100%; }

.nav-links a.active {
  color: var(--white);
}
.nav-links a.active::before {
  width: 100%;
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 6px;
  padding: 8px;
  background: none;
  border: none;
}

.hamburger span {
  width: 24px; height: 2px;
  background: var(--white);
  transition: 0.3s;
  border-radius: 2px;
  display: block;
}

/* ── FOOTER ── */
footer {
  padding: 48px 24px 32px;
  text-align: center;
  border-top: 2px solid rgba(255, 255, 255, 0.18);
  background:
    linear-gradient(90deg, rgba(242, 244, 248, 0.08) 0 8vw, transparent 8vw calc(100% - 8vw), rgba(242, 244, 248, 0.08) calc(100% - 8vw) 100%),
    var(--uniform-poly-bg);
  background-size: auto, var(--uniform-poly-size);
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 6px;
  margin-bottom: 10px;
  color: var(--uniform-letter);
  display: flex;
  justify-content: center;
  text-shadow:
    1px 1px 0 var(--uniform-outline),
    -1px 1px 0 var(--uniform-outline),
    1px -1px 0 var(--uniform-outline),
    -1px -1px 0 var(--uniform-outline);
}

.footer-brand .accent { color: var(--uniform-letter); }

.footer-brand .site-logo-img {
  width: min(230px, 64vw);
  filter: drop-shadow(0 5px 0 rgba(0, 0, 0, 0.28)) drop-shadow(0 16px 26px rgba(0, 0, 0, 0.28));
}

.footer-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.footer-links {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin: 20px 0;
  flex-wrap: wrap;
}

.footer-links a {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover { color: var(--uniform-panel); }

.footer-copy {
  font-size: 0.68rem;
  color: rgba(168, 155, 191, 0.5);
  margin-top: 16px;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0; right: 0;
    background:
      linear-gradient(180deg, rgba(7, 10, 24, 0.98), rgba(17, 11, 46, 0.98)),
      var(--uniform-poly-bg);
    backdrop-filter: blur(20px);
    padding: 20px 24px;
    gap: 8px;
    border-bottom: 2px solid rgba(255, 255, 255, 0.18);
  }

  .nav-links.open a {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
  }

  .nav-links.open a:hover {
    background: rgba(255, 255, 255, 0.08);
  }

  .nav-links.open a::before { display: none; }

  .footer-links { gap: 12px; }
}