/* =============================================
   NAVBAR STYLES
   ============================================= */

.navbar {
  position: fixed !important;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  transition: all var(--transition-med);
  z-index: 1000 !important;
  background: var(--bg-glass) !important;
  backdrop-filter: blur(20px) !important;
  border-bottom: 1px solid var(--border-color) !important;
  box-shadow: 0 4px 24px rgba(0,0,0,0.3) !important;
}

.navbar.scrolled {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.nav-logo-icon {
  width: 42px;
  height: 42px;
  background: var(--gradient-gold);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 900;
  color: #0a0e1a;
  font-family: var(--font-display);
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
}

.nav-logo-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.nav-logo-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  text-transform: uppercase;
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  position: relative;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  transition: var(--transition-fast);
  letter-spacing: 0.02em;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gradient-gold);
  border-radius: 1px;
  transition: width var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.nav-link.active::after,
.nav-link:hover::after {
  width: 60%;
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Theme Toggle */
.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition-med);
  position: relative;
  overflow: hidden;
}

.theme-toggle:hover {
  color: var(--accent-gold);
  border-color: var(--accent-gold);
  transform: rotate(20deg);
}

.theme-icon-dark,
.theme-icon-light {
  position: absolute;
  transition: all var(--transition-med);
}

[data-theme="light"] .theme-icon-dark { opacity: 0; transform: scale(0) rotate(90deg); }
[data-theme="light"] .theme-icon-light { opacity: 1; transform: scale(1) rotate(0deg); }
[data-theme="dark"] .theme-icon-dark,
:not([data-theme]) .theme-icon-dark { opacity: 1; transform: scale(1) rotate(0deg); }
[data-theme="dark"] .theme-icon-light,
:not([data-theme]) .theme-icon-light { opacity: 0; transform: scale(0) rotate(-90deg); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.6rem;
  background: none;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  transition: var(--transition-fast);
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: var(--transition-med);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  top: var(--nav-height);
  background: var(--bg-primary);
  padding: 2rem;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 999;
  border-top: 1px solid var(--border-color);
  transform: translateY(-110%);
  transition: transform var(--transition-med);
}

.mobile-menu.open {
  transform: translateY(0);
}

.mobile-menu .nav-link {
  font-size: 1.2rem;
  padding: 1rem 1.5rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius-sm);
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { display: flex; }
}

@media (max-width: 480px) {
  .nav-logo-text { display: none; }
  .nav-inner { padding: 0 1rem; }
}