/* ============================================================
   NAVBAR.CSS — Navigation Styles
   ============================================================ */

.navbar {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

/* Inner container */
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-2) clamp(var(--space-4), 4vw, var(--space-8));
  height: var(--nav-height);
}

/* Logo */
.navbar__logo img {
  height: clamp(48px, 6vw, 60px);
  width: auto;
  object-fit: contain;
}

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

.navbar__links li a {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) clamp(var(--space-3), 1.4vw, var(--space-4));
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-primary);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.navbar__links li a:hover {
  color: var(--color-accent-dark);
  background-color: var(--color-gray-100);
}

.navbar__links li a.active {
  color: var(--color-accent-dark);
  font-weight: 600;
}

/* CTA button in nav */
.navbar__cta {
  padding: var(--space-2) var(--space-5) !important;
  background-color: var(--color-accent) !important;
  color: var(--color-primary) !important;
  border-radius: var(--radius-md) !important;
  font-weight: 600 !important;
}

.navbar__cta:hover {
  background-color: var(--color-accent-light) !important;
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

/* Hamburger button */
.navbar__hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.navbar__hamburger:hover {
  background-color: var(--color-gray-100);
}

/* ---- Sidebar (Mobile) ---- */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: var(--z-overlay);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.sidebar-overlay.active {
  opacity: 1;
  visibility: visible;
}

.sidebar {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  height: 100dvh;
  width: min(320px, 86vw);
  z-index: var(--z-modal);
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(16px);
  box-shadow: -8px 0 30px rgba(0, 0, 0, 0.12);
  display: flex;
  flex-direction: column;
  padding: var(--space-6) 0;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}

.sidebar.open {
  transform: translateX(0);
}

.sidebar__close {
  display: flex;
  justify-content: flex-end;
  padding: 0 var(--space-6) var(--space-4);
  border-bottom: 1px solid var(--color-gray-200);
  margin-bottom: var(--space-4);
}

.sidebar__close button {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.sidebar__close button:hover {
  background-color: var(--color-gray-100);
}

.sidebar li:not(.sidebar__close) a {
  display: block;
  padding: var(--space-3) var(--space-8);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.sidebar li:not(.sidebar__close) a:hover,
.sidebar li:not(.sidebar__close) a.active {
  background-color: var(--color-gray-100);
  color: var(--color-accent-dark);
  padding-left: var(--space-10);
}

/* ---- Responsive ---- */
@media (max-width: 1100px) {
  .navbar__links {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }
}

@media (max-width: 480px) {
  .sidebar li:not(.sidebar__close) a {
    padding-inline: var(--space-6);
  }

  .sidebar li:not(.sidebar__close) a:hover,
  .sidebar li:not(.sidebar__close) a.active {
    padding-left: var(--space-8);
  }
}