/* Header styles for Petnoryxa */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: linear-gradient(
      to bottom,
      rgba(247, 245, 240, 0.96),
      rgba(247, 245, 240, 0.92)
    );
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.25);
}

.site-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 */

.site-header__brand {
  display: flex;
  align-items: center;
}

.site-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.site-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, #ffffff 0, #e0f1ea 45%, #5da98b 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.site-header__paw-icon {
  position: relative;
  width: 22px;
  height: 20px;
}

.site-header__paw-pad {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 14px;
  height: 11px;
  transform: translateX(-50%);
  border-radius: 60% 60% 70% 70%;
  background-color: #fdfcfb;
}

.site-header__paw-toe {
  position: absolute;
  width: 7px;
  height: 9px;
  border-radius: 50%;
  background-color: #fdfcfb;
}

.site-header__paw-toe--1 {
  top: 0;
  left: 0;
}

.site-header__paw-toe--2 {
  top: -2px;
  left: 50%;
  transform: translateX(-50%);
}

.site-header__paw-toe--3 {
  top: 0;
  right: 0;
}

.site-header__paw-toe--4 {
  top: 4px;
  left: 50%;
  transform: translate(-50%, 0);
  opacity: 0.85;
}

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

.site-header__site-name {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--gray-900);
}

.site-header__tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Navigation */

.site-header__nav {
  display: flex;
}

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

.site-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--gray-700);
  text-decoration: none;
  padding: 0.2rem 0;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.15rem;
  width: 0;
  height: 2px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, #5da98b, #a6774a);
  transition: width var(--transition-base);
}

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

.site-header__nav-link:hover {
  color: var(--color-primary-strong);
}

.site-header__nav-link--cta {
  padding: 0.5rem 1.3rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(93, 169, 139, 0.2);
  background-color: var(--color-primary);
  color: #ffffff!important;
  box-shadow: var(--shadow-sm);
}

.site-header__nav-link--cta::after {
  display: none;
}

.site-header__nav-link--cta:hover {
  background-color: var(--color-primary-strong);
}

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

/* Mobile toggle */

.site-header__toggle {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.5);
  background-color: rgba(255, 255, 255, 0.7);
  color: var(--gray-800);
  font-size: var(--font-size-sm);
}

.site-header__toggle:hover {
  background-color: #ffffff;
}

.site-header__toggle-icon {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
}

.site-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: var(--radius-pill);
  background-color: var(--gray-700);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.site-header__toggle-text {
  font-weight: 500;
}

/* Toggle open state */

.site-header--menu-open .site-header__toggle-bar:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

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

.site-header--menu-open .site-header__toggle-bar:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

/* Responsive layout */

@media (max-width: 960px) {
  .site-header__inner {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }

  .site-header__tagline {
    display: none;
  }

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

  .site-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    transform-origin: top;
    background-color: rgba(247, 245, 240, 0.98);
    border-bottom: 1px solid rgba(148, 163, 184, 0.25);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: max-height var(--transition-slow), opacity var(--transition-base),
      visibility var(--transition-base);
  }

  .site-header--menu-open .site-header__nav {
    max-height: 420px;
    opacity: 1;
    visibility: visible;
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-3) var(--space-4) var(--space-4);
    gap: var(--space-3);
  }

  .site-header__nav-item--cta {
    margin-left: 0;
    width: 100%;
  }

  .site-header__nav-link--cta {
    display: inline-flex;
    width: 100%;
    justify-content: center;
    text-align: center;
  }
}

@media (max-width: 520px) {
  .site-header__site-name {
    font-size: var(--font-size-lg);
  }

  .site-header__logo-mark {
    width: 34px;
    height: 34px;
  }
}

/* High contrast focus for accessibility */

.site-header__nav-link:focus-visible,
.site-header__logo-link:focus-visible,
.site-header__toggle:focus-visible {
  outline: 2px solid var(--color-info);
  outline-offset: 3px;
  border-radius: var(--radius-pill);
}