/* ============================================================
   NAVBAR — Sticky Navigation
   ============================================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-sticky);
  padding: var(--space-5) 0;
  transition: all var(--duration-base) var(--ease-out);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(250, 249, 247, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-3) 0;
  box-shadow: 0 1px 0 rgba(0,0,0,0.05);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

/* Logo */
.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.navbar__logo img {
  height: 64px;
  width: auto;
  transition: var(--transition-base);
}

.navbar.scrolled .navbar__logo img {
  height: 48px;
}

.navbar__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.navbar__logo-name {
  font-family: var(--font-heading);
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  color: var(--color-graphite);
  letter-spacing: var(--tracking-wide);
  transition: var(--transition-fast);
}

.hero-page .navbar:not(.scrolled) .navbar__logo-name {
  color: var(--color-white);
}

.navbar__logo-role {
  font-size: var(--text-xs);
  color: var(--color-warm-gray);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  font-weight: var(--weight-medium);
  transition: var(--transition-fast);
}

.hero-page .navbar:not(.scrolled) .navbar__logo-role {
  color: rgba(255,255,255,0.7);
}

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

.navbar__link {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-dark-gray);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  text-decoration: none;
  letter-spacing: var(--tracking-wide);
  transition: var(--transition-fast);
  position: relative;
}

.hero-page .navbar:not(.scrolled) .navbar__link {
  color: rgba(255,255,255,0.85);
}

.hero-page .navbar:not(.scrolled) .navbar__link:hover {
  color: var(--color-white);
  background: rgba(255,255,255,0.1);
}

.navbar__link:hover {
  color: var(--color-accent);
  background: var(--color-accent-soft);
}

.navbar__link.active {
  color: var(--color-accent);
}

/* Dropdown */
.navbar__dropdown {
  position: relative;
}

.navbar__dropdown-trigger {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  cursor: pointer;
}

.navbar__dropdown-trigger svg {
  width: 14px;
  height: 14px;
  transition: transform var(--duration-fast) var(--ease-out);
}

.navbar__dropdown:hover .navbar__dropdown-trigger svg {
  transform: rotate(180deg);
}

.navbar__dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 260px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: var(--border-light);
  padding: var(--space-3);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--duration-base) var(--ease-out);
}

.navbar__dropdown-menu::before {
  content: '';
  position: absolute;
  top: -16px;
  left: 0;
  width: 100%;
  height: 16px;
  background: transparent;
}

.navbar__dropdown:hover .navbar__dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.navbar__dropdown-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-dark-gray);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  text-decoration: none;
}

.navbar__dropdown-link:hover {
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

/* CTA Button in Nav */
.navbar__cta {
  margin-left: var(--space-4);
}

.navbar__cta .btn {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-xs);
}

.hero-page .navbar:not(.scrolled) .navbar__cta .btn--primary {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--color-white);
}

.hero-page .navbar:not(.scrolled) .navbar__cta .btn--primary:hover {
  background: rgba(255,255,255,0.25);
}

/* Mobile Toggle */
.navbar__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: calc(var(--z-overlay) + 2);
}

.navbar__toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-graphite);
  border-radius: 2px;
  transition: var(--transition-base);
  transform-origin: center;
}

.hero-page .navbar:not(.scrolled) .navbar__toggle span {
  background-color: var(--color-white);
}

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

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

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

.navbar__mobile-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: var(--z-overlay);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--duration-base) var(--ease-out);
}

.navbar__mobile-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 1024px) {
  .navbar__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    flex-direction: column;
    align-items: flex-start;
    background: var(--color-white);
    padding: calc(var(--navbar-height) + var(--space-8)) var(--space-8) var(--space-8);
    gap: var(--space-1);
    z-index: calc(var(--z-overlay) + 1);
    transition: right var(--duration-slow) var(--ease-out);
    overflow-y: auto;
    box-shadow: -8px 0 32px rgba(0,0,0,0.1);
  }

  .navbar__nav.active {
    right: 0;
  }

  .navbar__toggle {
    display: flex;
  }

  .navbar__link {
    font-size: var(--text-base);
    padding: var(--space-3) var(--space-4);
    width: 100%;
    color: var(--color-charcoal) !important;
  }

  .navbar__dropdown-menu {
    position: static;
    transform: none !important;
    box-shadow: none;
    border: none;
    padding: 0;
    padding-left: var(--space-4);
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    display: none;
    min-width: auto;
    background: transparent;
    transition: none !important;
    left: auto !important;
    right: auto !important;
  }

  .navbar__dropdown-menu::before {
    display: none !important;
  }

  .navbar__dropdown.open .navbar__dropdown-menu {
    display: block;
  }

  .navbar__dropdown:hover .navbar__dropdown-menu {
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
  }

  .navbar__dropdown-link {
    font-size: var(--text-sm);
    padding: var(--space-2) var(--space-4);
    border-left: 2px solid var(--color-beige);
    border-radius: 0;
    color: var(--color-warm-gray) !important;
  }

  .navbar__dropdown-link:hover,
  .navbar__dropdown-link.active {
    color: var(--color-accent) !important;
    border-left-color: var(--color-accent);
    background: transparent;
  }

  .navbar__dropdown-trigger svg {
    transition: transform var(--duration-fast) var(--ease-out);
  }

  .navbar__dropdown.open .navbar__dropdown-trigger svg {
    transform: rotate(180deg);
  }

  .navbar__cta {
    margin-left: 0;
    margin-top: var(--space-4);
    width: 100%;
  }

  .navbar__cta .btn {
    width: 100%;
    justify-content: center;
  }
}