/* ============================================
   JUPITER PLANET XXL – Design 7: Dark Blue Tech
   header.css – Navbar Styles
   ============================================ */

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  display: flex;
  align-items: center;
  z-index: var(--z-nav);
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: rgba(15, 23, 42, 0.95);
  border-bottom-color: rgba(var(--color-primary-rgb), 0.15);
  box-shadow: 0 1px 30px rgba(0, 0, 0, 0.4), 0 0 60px rgba(var(--color-primary-rgb), 0.04);
}

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

/* ── Logo ── */
.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-heading);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xl);
}

.navbar__logo-icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-size: var(--font-size-lg);
  box-shadow: 0 2px 12px rgba(var(--color-primary-rgb), 0.4);
}

.navbar__logo span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Nav Links ── */
.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.navbar__links a {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transform: translateX(-50%);
  transition: width var(--transition-base);
}

.navbar__links a:hover {
  color: var(--color-heading);
  background: rgba(var(--color-primary-rgb), 0.06);
}

.navbar__links a:hover::after {
  width: 24px;
}

.navbar__links a.active {
  color: var(--color-primary);
}

.navbar__links a.active::after {
  width: 24px;
}

/* ── Nav Actions ── */
.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Notification Bell */
.navbar__notification {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(var(--color-primary-rgb), 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.navbar__notification:hover {
  color: var(--color-primary);
  border-color: rgba(var(--color-primary-rgb), 0.3);
  background: rgba(var(--color-primary-rgb), 0.12);
  box-shadow: 0 0 16px rgba(var(--color-primary-rgb), 0.15);
}

.navbar__notification-badge {
  position: absolute;
  top: -3px;
  right: -3px;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: var(--color-white);
  font-size: 10px;
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-full);
  box-shadow: 0 2px 8px rgba(var(--color-primary-rgb), 0.5);
}

/* Nav CTA */
.navbar__cta {
  padding: var(--space-2) var(--space-6);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semi);
  color: var(--color-white);
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: all var(--transition-base);
  box-shadow: 0 2px 12px rgba(var(--color-primary-rgb), 0.35);
}

.navbar__cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(var(--color-primary-rgb), 0.5);
  color: var(--color-white);
}

/* ── Hamburger ── */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  align-items: center;
  background: rgba(var(--color-primary-rgb), 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.navbar__hamburger:hover {
  border-color: rgba(var(--color-primary-rgb), 0.3);
}

.navbar__hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-heading);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.navbar__hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.navbar__hamburger.active span:nth-child(2) {
  opacity: 0;
}

.navbar__hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Mobile Menu ── */
@media (max-width: 900px) {
  .navbar__links {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4) var(--space-6);
    gap: var(--space-1);
    background: rgba(15, 23, 42, 0.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-110%);
    opacity: 0;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-xl);
  }

  .navbar__links.open {
    transform: translateY(0);
    opacity: 1;
  }

  .navbar__links a {
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    border-radius: var(--radius-md);
  }

  .navbar__links a::after {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

  .navbar__cta {
    display: none;
  }
}