/* Header styles for Dmuchańce Tup-Tup Milena Zabielska */

.pnw-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(var(--blur-glass-md));
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.96), rgba(15, 23, 42, 0.92));
  border-bottom: var(--border-subtle);
}

.pnw-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

/* Brand */
.pnw-header__brand {
  display: flex;
  align-items: center;
  min-width: 0;
}

.pnw-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
}

.pnw-header__logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 14px;
  background: radial-gradient(circle at 25% 20%, var(--color-accent-neon), transparent 60%),
              radial-gradient(circle at 80% 80%, var(--color-primary), transparent 60%);
  box-shadow: var(--shadow-neon-primary);
  position: relative;
  overflow: hidden;
}

.pnw-header__logo-mark::after {
  content: "";
  position: absolute;
  inset: 18%;
  border-radius: 10px;
  border: 1px solid rgba(15, 23, 42, 0.4);
  background: rgba(15, 23, 42, 0.4);
}

.pnw-header__logo-text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.pnw-header__logo-main {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.pnw-header__logo-sub {
  font-size: 0.7rem;
  color: var(--color-text-soft);
  white-space: nowrap;
}

/* Navigation */
.pnw-header__nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-4);
}

.pnw-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
}

.pnw-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-block: 0.35rem;
}

.pnw-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.15rem;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-neon));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-normal);
}

.pnw-header__nav-link:hover,
.pnw-header__nav-link:focus-visible {
  color: #e5f2ff;
}

.pnw-header__nav-link:hover::after,
.pnw-header__nav-link:focus-visible::after {
  transform: scaleX(1);
}

/* CTA group */
.pnw-header__cta-group {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.pnw-header__cta-link {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.pnw-header__cta-link:hover,
.pnw-header__cta-link:focus-visible {
  color: var(--color-accent-neon);
}

.pnw-header__cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.3rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.4);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: radial-gradient(circle at top left, rgba(59, 130, 246, 0.5), transparent 65%),
              rgba(15, 23, 42, 0.95);
  color: #e5f2ff;
  box-shadow: var(--shadow-soft);
}

.pnw-header__cta-button:hover,
.pnw-header__cta-button:focus-visible {
  border-color: var(--color-accent-neon);
  box-shadow: var(--shadow-neon-accent);
}

/* Mobile toggle */
.pnw-header__toggle {
  display: none;
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: rgba(15, 23, 42, 0.85);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.pnw-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--color-gray-200);
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}

.pnw-header__toggle-bar + .pnw-header__toggle-bar {
  margin-top: 4px;
}

.pnw-header__toggle.is-active .pnw-header__toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.pnw-header__toggle.is-active .pnw-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.pnw-header__toggle.is-active .pnw-header__toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile layout */
@media (max-width: 960px) {
  .pnw-header__inner {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }

  .pnw-header__logo-sub {
    display: none;
  }

  .pnw-header__toggle {
    display: inline-flex;
    flex-direction: column;
  }

  .pnw-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: rgba(15, 23, 42, 0.97);
    border-bottom: var(--border-subtle);
    box-shadow: var(--shadow-soft);
    flex-direction: column;
    align-items: stretch;
    padding: 0 var(--layout-page-padding-x) var(--space-4);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-4px);
    visibility: hidden;
    transition: max-height var(--transition-slow), opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
  }

  .pnw-header__nav.is-open {
    max-height: 420px;
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
  }

  .pnw-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding-top: var(--space-3);
    margin-bottom: var(--space-3);
  }

  .pnw-header__nav-link {
    width: 100%;
  }

  .pnw-header__nav-link::after {
    display: none;
  }

  .pnw-header__cta-group {
    justify-content: flex-start;
  }
}

@media (max-width: 480px) {
  .pnw-header__logo-main {
    font-size: 0.95rem;
  }

  .pnw-header__cta-group {
    gap: var(--space-2);
  }

  .pnw-header__cta-link {
    display: none;
  }
}