/* Header styles for CzystoLogistik */

.cl-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: rgba(247, 251, 255, 0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}

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

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

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

.cl-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: radial-gradient(circle at 20% 0, var(--color-mint), transparent 55%),
              linear-gradient(145deg, var(--color-primary), var(--color-accent-aqua));
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.cl-header__logo-drop {
  width: 18px;
  height: 24px;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  background: #ffffff;
  opacity: 0.96;
}

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

.cl-header__site-name {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.03em;
  font-size: 1.15rem;
}

.cl-header__site-name span {
  color: var(--color-primary);
}

.cl-header__tagline {
  font-size: var(--text-xs);
  color: var(--color-text-soft);
  white-space: nowrap;
}

/* Navigation */
.cl-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

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

.cl-header__nav-link {
  position: relative;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-soft);
  padding: 0.25rem 0;
}

.cl-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-aqua));
  transition: width var(--transition-normal);
}

.cl-header__nav-link:hover,
.cl-header__nav-link:focus-visible {
  color: var(--color-text);
}

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

.cl-header__cta-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.cl-header__cta,
.cl-header__cta-secondary {
  font-size: var(--text-sm);
}

/* Mobile toggle */
.cl-header__toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.6);
  background-color: #ffffff;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  color: var(--color-text);
}

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

.cl-header__toggle:focus-visible {
  outline: 2px solid var(--color-accent-aqua);
  outline-offset: 2px;
}

/* Active state */
.cl-header--menu-open .cl-header__toggle-bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.cl-header--menu-open .cl-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.cl-header--menu-open .cl-header__toggle-bar:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

/* Responsive behavior */
@media (max-width: 960px) {
  .cl-header__inner {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }

  .cl-header__tagline {
    display: none;
  }

  .cl-header__toggle {
    display: inline-flex;
  }

  .cl-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: rgba(247, 251, 255, 0.98);
    border-bottom: 1px solid rgba(148, 163, 184, 0.22);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.14);
    transform-origin: top;
    transform: scaleY(0.85);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    flex-direction: column;
    padding: 0 var(--space-4) var(--space-4);
    gap: var(--space-4);
    max-height: 0;
    overflow: hidden;
    transition: opacity var(--transition-normal),
                transform var(--transition-normal),
                max-height var(--transition-normal),
                visibility var(--transition-fast);
  }

  .cl-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .cl-header__nav-link {
    font-size: var(--text-md);
  }

  .cl-header__cta-wrap {
    width: 100%;
    justify-content: flex-start;
    gap: var(--space-2);
  }

  .cl-header__cta,
  .cl-header__cta-secondary {
    flex: 1 1 0;
    justify-content: center;
  }

  .cl-header--menu-open .cl-header__nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: scaleY(1);
    max-height: 420px;
  }
}

@media (max-width: 520px) {
  .cl-header__site-name {
    font-size: 1.05rem;
  }

  .cl-header__inner {
    gap: var(--space-2);
  }

  .cl-header__cta-secondary {
    display: none;
  }
}