/* ==========================================================================
   navbar.css — Navigation Styles
   Styles for: desktop top navigation bar, mobile bottom navigation bar
   Last updated: —
   ========================================================================== */

/* ── Desktop Top Navigation ── */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  background: var(--glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  z-index: 100;
  transition: background var(--transition);
}

/* Logo — links back to hero */
.top-nav .logo {
  display: flex;
  align-items: center;
}

/* Circular profile image used as nav logo */
.logo-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--amber-border);
  object-fit: cover;
  transition: box-shadow var(--transition);
}

.logo-avatar:hover {
  box-shadow: 0 0 12px var(--amber-glow);
}

/* Fallback text logo if image fails */
.logo-text {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--amber);
  letter-spacing: -0.5px;
}

/* Navigation link row */
.top-nav .nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

/* Individual nav links */
.top-nav .nav-links a {
  color: var(--text2);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: color var(--transition);
  letter-spacing: 0.3px;
}

/* Hover and active state for desktop nav links */
.top-nav .nav-links a:hover,
.top-nav .nav-links a.active {
  color: var(--amber);
}

/* ── Mobile Bottom Navigation ── */
.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  background: var(--glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--glass-border);
  z-index: 100;
  justify-content: space-around;
  align-items: center;
  transition: background var(--transition);
}

/* Bottom nav link items */
.bottom-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  text-decoration: none;
  color: var(--text2);
  font-size: 0.65rem;
  font-weight: 500;
  transition: color var(--transition);
}

/* Bottom nav SVG icons */
.bottom-nav a svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
}

/* Hover and active state for mobile nav */
.bottom-nav a:hover,
.bottom-nav a.active {
  color: var(--amber);
}

/* ── Responsive: show/hide navs ── */
@media (max-width: 768px) {
  /* Hide text nav links on mobile, keep theme toggle */
  .top-nav .nav-links a:not(.theme-btn-wrap) {
    display: none;
  }

  /* Show bottom nav on mobile */
  .bottom-nav {
    display: flex;
  }
}

@media (min-width: 769px) {
  /* Always hide bottom nav on desktop */
  .bottom-nav {
    display: none !important;
  }
}