/* Header-specific styles building on base.css */

.header {
  backdrop-filter: blur(10px);
}

.header__inner {
  gap: var(--space-6);
}

.header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding-block: 0.25rem;
}

.header__logo-mark {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: radial-gradient(circle at 30% 0, #ff7b8a, var(--color-primary));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: var(--shadow-sm);
}

.header__brand-text {
  display: flex;
  flex-direction: column;
}

.header__brand-name {
  font-weight: 600;
  font-size: var(--font-size-lg);
}

.header__brand-tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.header__nav {
  margin-left: auto;
}

.header__nav-list {
  align-items: center;
}

.header__nav-item {
  position: relative;
}

.header__nav-link {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  padding-block: 0.25rem;
}

.header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.3rem;
  width: 0;
  height: 2px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  transition: width var(--transition-base);
}

.header__nav-link:hover::after,
.header__nav-link:focus-visible::after {
  width: 100%;
}

.header__nav-link--cta {
  padding-inline: 1.2rem;
  padding-block: 0.45rem;
}

.header__nav-item--cta {
  margin-left: var(--space-2);
}

/* Mobile layout */
@media (max-width: 768px) {
  .header__inner {
    gap: var(--space-2);
  }

  .header__brand-name {
    font-size: var(--font-size-base);
  }

  .header__brand-tagline {
    display: none;
  }

  .header__nav {
    position: static;
  }

  .header__nav-list {
    align-items: flex-start;
  }

  .header__nav-link {
    width: 100%;
    padding-block: 0.35rem;
  }

  .header__nav-item--cta {
    width: 100%;
  }

  .header__nav-link--cta {
    width: 100%;
    justify-content: center;
  }
}

/* Burger state transformations */
.header__burger.is-open .burger__line:nth-child(1) {
  transform: translateY(11px) rotate(45deg);
}

.header__burger.is-open .burger__line:nth-child(2) {
  opacity: 0;
}

.header__burger.is-open .burger__line:nth-child(3) {
  transform: translateY(-11px) rotate(-45deg);
}

/* Utility: hide nav on small screens until JS toggles class */
@media (max-width: 768px) {
  .header__nav-list {
    /* base.css already manages is-open state via .nav-list */
  }
}