/* ============================================
   NEXA — Navbar
   ============================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  height: 72px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 225, 240, 0.6);
  transition: box-shadow var(--transition), background var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-sm);
  background: rgba(255, 255, 255, 0.98);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* ── Logo ── */
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.35);
}

.logo-mark svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: white;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.logo-text {
  font-size: 22px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.3px;
}

/* ── Nav Links ── */
.navbar-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 500;
  color: var(--gray-dark);
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--primary);
  background: var(--primary-pale);
}

.nav-link.active {
  color: var(--primary);
  font-weight: 600;
  background: var(--primary-pale);
}

.nav-link svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ── Nav Actions ── */
.navbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

/* ── User Avatar ── */
.user-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  position: relative;
}
.user-avatar:hover {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

/* ── Dropdown ── */
.dropdown {
  position: relative;
}
.dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  padding: 8px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: all var(--transition);
  z-index: 100;
}
.dropdown.open .dropdown-menu {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--charcoal);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.dropdown-item:hover {
  background: var(--surface);
  color: var(--primary);
}
.dropdown-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--gray);
}
.dropdown-item:hover svg { color: var(--primary); }
.dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 6px 0;
}

/* ── Hamburger ── */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background var(--transition);
}
.hamburger:hover { background: var(--surface); }
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: all var(--transition);
  transform-origin: center;
}
.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;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  z-index: 850;
  padding: var(--space-4) var(--space-3);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}
.mobile-menu.open {
  transform: translateX(0);
}
.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: var(--space-5);
}
.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 500;
  color: var(--charcoal);
  text-decoration: none;
  transition: all var(--transition);
}
.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: var(--primary-pale);
  color: var(--primary);
}
.mobile-nav-link svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}
.mobile-nav-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: var(--space-4);
  border-top: 1px solid var(--border);
}

/* ── Responsive ── */
@media (max-width: 1023px) {
  .navbar-links { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { display: block; }
  .navbar-actions .btn { display: none; }
  .navbar-actions .user-avatar { display: flex; }
}

@media (max-width: 767px) {
  .navbar { height: 64px; }
  .mobile-menu { top: 64px; }
  .logo-text { font-size: 20px; }
  .logo-mark { width: 34px; height: 34px; }
}