/* ============================================
   NAVBAR — Onyx Visual
   ============================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--navbar-height);
  display: flex;
  align-items: center;
  transition: background var(--transition-base),
              box-shadow var(--transition-base);
}

.navbar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: transparent;
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  transition: all var(--transition-base);
  z-index: -1;
}

.navbar.scrolled::before {
  background: rgba(10, 10, 15, 0.82);
  backdrop-filter: blur(16px) saturate(1.8);
  -webkit-backdrop-filter: blur(16px) saturate(1.8);
  border-bottom: 1px solid rgba(30, 41, 59, 0.5);
}

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

/* ---------- Logo ---------- */

.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-family: var(--font-heading);
  font-weight: var(--fw-extrabold);
  font-size: 1.375rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-decoration: none;
  flex-shrink: 0;
}

.navbar__logo-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.navbar__logo-icon::after {
  content: '';
  position: absolute;
  inset: 2px;
  border-radius: 4px;
  background: var(--bg-primary);
}

.navbar__logo-icon svg {
  position: relative;
  z-index: 1;
}

/* ---------- Navigation links ---------- */

.navbar__links {
  display: none;
  align-items: center;
  gap: var(--sp-8);
}

@media (min-width: 1024px) {
  .navbar__links {
    display: flex;
  }
}

.navbar__link {
  font-family: var(--font-body);
  font-weight: var(--fw-medium);
  font-size: 0.9375rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--sp-2) 0;
  position: relative;
  transition: color var(--transition-base);
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-glow);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-base);
  border-radius: 1px;
}

.navbar__link:hover,
.navbar__link.active {
  color: var(--text-primary);
}

.navbar__link.active::after,
.navbar__link:hover::after {
  transform: scaleX(1);
}

/* ---------- CTA ---------- */

.navbar__cta {
  display: none;
}

@media (min-width: 1024px) {
  .navbar__cta {
    display: flex;
  }
}

/* ---------- Mobile Toggle ---------- */

.navbar__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: 1001;
}

@media (min-width: 1024px) {
  .navbar__toggle {
    display: none;
  }
}

.navbar__toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
  position: absolute;
}

.navbar__toggle-bar:nth-child(1) {
  transform: translateY(-6px);
}

.navbar__toggle-bar:nth-child(3) {
  transform: translateY(6px);
}

/* Open state */
.navbar__toggle.open .navbar__toggle-bar:nth-child(1) {
  transform: rotate(45deg);
}

.navbar__toggle.open .navbar__toggle-bar:nth-child(2) {
  opacity: 0;
}

.navbar__toggle.open .navbar__toggle-bar:nth-child(3) {
  transform: rotate(-45deg);
}

/* ---------- Mobile Menu ---------- */

.navbar__mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 15, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-8);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.navbar__mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.navbar__mobile-link {
  font-family: var(--font-heading);
  font-weight: var(--fw-semibold);
  font-size: 1.75rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
  opacity: 0;
  transform: translateY(16px);
  transition: color var(--transition-base),
              opacity 0.4s ease,
              transform 0.4s ease;
}

.navbar__mobile-menu.open .navbar__mobile-link {
  opacity: 1;
  transform: translateY(0);
}

.navbar__mobile-menu.open .navbar__mobile-link:nth-child(1) { transition-delay: 80ms; }
.navbar__mobile-menu.open .navbar__mobile-link:nth-child(2) { transition-delay: 140ms; }
.navbar__mobile-menu.open .navbar__mobile-link:nth-child(3) { transition-delay: 200ms; }
.navbar__mobile-menu.open .navbar__mobile-link:nth-child(4) { transition-delay: 260ms; }
.navbar__mobile-menu.open .navbar__mobile-link:nth-child(5) { transition-delay: 320ms; }
.navbar__mobile-menu.open .navbar__mobile-link:nth-child(6) { transition-delay: 380ms; }

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

.navbar__mobile-cta {
  margin-top: var(--sp-6);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.4s ease 440ms,
              transform 0.4s ease 440ms;
}

.navbar__mobile-menu.open .navbar__mobile-cta {
  opacity: 1;
  transform: translateY(0);
}