#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding-block: var(--sp-4);
  transition: background var(--tr-normal),
              backdrop-filter var(--tr-normal),
              box-shadow var(--tr-normal),
              padding var(--tr-normal);
}

#navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(13, 46, 110, 0.10);
  padding-block: var(--sp-3);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
  transition: transform var(--tr-spring);
}

.nav-brand:hover .nav-logo {
  transform: scale(1.1) rotate(-3deg);
}

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

.nav-brand-name {
  font-size: var(--fs-sm);
  font-weight: 800;
  color: var(--clr-primary-dark);
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

.nav-brand-tagline {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--clr-text-3);
  letter-spacing: 0.05em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

.nav-link {
  position: relative;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--clr-text-2);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--radius-md);
  transition: color var(--tr-fast), background var(--tr-fast);
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--grad-brand);
  border-radius: var(--radius-full);
  transition: width var(--tr-normal);
}

.nav-link:hover {
  color: var(--clr-primary);
  background: rgba(26, 86, 184, 0.06);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 60%;
}

.nav-link.active {
  color: var(--clr-primary);
  font-weight: 600;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-white);
  background: var(--grad-brand);
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 15px rgba(26, 86, 184, 0.3);
  transition: transform var(--tr-spring), box-shadow var(--tr-normal), opacity var(--tr-fast);
  flex-shrink: 0;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(26, 86, 184, 0.4);
}

.nav-cta:active {
  transform: translateY(0);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: background var(--tr-fast);
  flex-shrink: 0;
}

.nav-toggle:hover {
  background: rgba(26, 86, 184, 0.08);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-primary-dark);
  border-radius: var(--radius-full);
  transition: transform var(--tr-normal), opacity var(--tr-normal), width var(--tr-normal);
  transform-origin: center;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    inset: 0 0 0 30%;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--sp-2);
    padding: var(--sp-20) var(--sp-6) var(--sp-8);
    background: rgba(255, 255, 255, 1);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    box-shadow: -4px 0 40px rgba(13, 46, 110, 0.15);
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
    z-index: 999;
  }

  .nav-menu.is-open {
    transform: translateX(0);
  }

  .nav-link {
    font-size: var(--fs-lg);
    padding: var(--sp-3) var(--sp-4);
    width: 100%;
  }

  .nav-cta {
    margin-top: var(--sp-4);
    width: 100%;
    justify-content: center;
    padding: 0.9rem 1.5rem;
    font-size: var(--fs-base);
  }
}

@media (max-width: 480px) {
  .nav-menu {
    inset: 0 0 0 0;
  }
}

.modal-trigger {
  background: none;
  border: none;
  cursor: pointer;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--clr-text-2);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--radius-md);
  transition: color var(--tr-fast), background var(--tr-fast);
  white-space: nowrap;
}

.modal-trigger:hover {
  color: var(--clr-primary);
  background: rgba(26, 86, 184, 0.06);
}

.modal-trigger::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--grad-brand);
  border-radius: var(--radius-full);
  transition: width var(--tr-normal);
}

.modal-trigger:hover::after {
  width: 60%;
}