/* ============================================
   NAVBAR
   ============================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-h);
  z-index: 1000;
  transition:
    background var(--transition-default),
    box-shadow var(--transition-default);
}

.navbar.is-scrolled {
  background: rgba(25, 26, 64, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.2);
}

.navbar.menu-open {
  background: rgba(25, 26, 64, 0.98);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  height: 100%;
  margin-inline: auto;
  padding-inline: var(--margin);
}

/* --- Logo --- */
.navbar__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 1001;
}

.navbar__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: contain;
}

.navbar__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.navbar__logo-brand {
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  font-size: 18px;
  color: #fff;
  letter-spacing: 0.04em;
}

.navbar__logo-sub {
  font-family: var(--font-display);
  font-weight: var(--fw-semibold);
  font-size: 10px;
  color: var(--color-midnight-indigo);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color var(--transition-default);
}

.navbar.is-scrolled .navbar__logo-sub {
  color: var(--color-teal-blue);
}

/* --- Nav Links (Desktop) --- */
.navbar__list {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.navbar__link {
  font-family: var(--font-sub);
  font-weight: var(--fw-medium);
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
  letter-spacing: 0.02em;
  padding: 6px 2px;
  position: relative;
  transition: color var(--transition-fast);
}

.navbar__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-teal-blue);
  transition: width var(--transition-fast);
}

.navbar__link:hover,
.navbar__link.is-active {
  color: #fff;
}

.navbar__link.is-active::after {
  width: 100%;
}

.navbar__link--cta {
  background: var(--color-teal-blue);
  color: #fff !important;
  padding: 8px 20px;
  border-radius: var(--radius-btn);
  font-weight: var(--fw-semibold);
  transition:
    background var(--transition-fast),
    transform var(--transition-fast);
}

.navbar__link--cta::after {
  display: none;
}

.navbar__link--cta:hover {
  background: #089190;
  transform: translateY(-1px);
}

/* --- Hamburger (Mobile) --- */
.navbar__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  z-index: 1001;
}

.navbar__burger-line {
  display: block;
  width: 100%;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition:
    transform var(--transition-default),
    opacity var(--transition-fast);
  transform-origin: center;
}

.navbar__burger.is-open .navbar__burger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar__burger.is-open .navbar__burger-line:nth-child(2) {
  opacity: 0;
}
.navbar__burger.is-open .navbar__burger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --- Mobile Menu --- */
@media (max-width: 768px) {
  .navbar__burger {
    display: flex;
  }

  .navbar__nav {
    position: fixed;
    inset: 0;
    background: rgba(25, 26, 64, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    transition:
      opacity var(--transition-default),
      visibility var(--transition-default);
  }

  .navbar__nav.is-open {
    opacity: 1;
    visibility: visible;
  }

  .navbar__list {
    flex-direction: column;
    gap: var(--spacing-lg);
  }

  .navbar__link {
    font-size: 22px;
    color: rgba(255, 255, 255, 0.8);
  }

  .navbar__link--cta {
    font-size: 18px;
    padding: 12px 32px;
  }
}