/* =========================================
   Header — Editorial Premium Design
   No text logo, symbol-only identity
   ========================================= */

/* ── Layout ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 243, 238, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 214, 200, 0.4);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-4);
  gap: var(--space-6);
}

@media (min-width: 900px) {
  .site-header__inner {
    justify-content: space-between;
    padding: var(--space-4) var(--space-4);
  }
}

/* ── Symbol Logo ── */
.site-header__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-text);
  transition: color var(--transition-normal);
  text-decoration: none;
}

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

.site-header__emblem {
  display: block;
}

/* SVG line animation — gentle shimmer on hover */
.site-header__logo .logo-ring,
.site-header__logo .logo-ring-inner {
  transition: stroke-dashoffset 0.6s ease, opacity 0.4s ease;
  stroke-dasharray: 120;
  stroke-dashoffset: 0;
}

.site-header__logo .logo-leaf {
  transition: stroke-dashoffset 0.8s ease;
  stroke-dasharray: 80;
  stroke-dashoffset: 0;
}

.site-header__logo .logo-dome {
  transition: stroke-dashoffset 0.6s ease;
  stroke-dasharray: 30;
  stroke-dashoffset: 0;
}

.site-header__logo .logo-dot {
  transition: opacity 0.4s ease, transform 0.4s ease;
}

/* Hover effect — slow stroke reveal */
@media (hover: hover) {
  .site-header__logo:hover .logo-ring {
    stroke-dashoffset: -120;
    opacity: 0.3;
  }
  .site-header__logo:hover .logo-ring-inner {
    stroke-dashoffset: 120;
    opacity: 0.3;
  }
  .site-header__logo:hover .logo-leaf {
    stroke-dashoffset: 80;
  }
  .site-header__logo:hover .logo-dome {
    stroke-dashoffset: 30;
  }
  .site-header__logo:hover .logo-dot {
    opacity: 0.5;
    transform: scale(0.6);
  }
}

/* ── Mobile Toggle ── */
.site-header__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--color-border-soft);
  background: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.site-header__toggle:hover {
  background: #fff;
  border-color: var(--gray-300);
}

.site-header__toggle-icon,
.site-header__toggle-icon::before,
.site-header__toggle-icon::after {
  display: block;
  width: 18px;
  height: 1.5px;
  border-radius: 999px;
  background-color: var(--gray-700);
  position: relative;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.site-header__toggle-icon::before,
.site-header__toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.site-header__toggle-icon::before { top: -6px; }
.site-header__toggle-icon::after  { top: 6px; }

.site-header__toggle.is-open .site-header__toggle-icon {
  background-color: transparent;
}

.site-header__toggle.is-open .site-header__toggle-icon::before {
  transform: translateY(6px) rotate(45deg);
}

.site-header__toggle.is-open .site-header__toggle-icon::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* ── Navigation ── */
.site-header__nav {
  position: fixed;
  inset: 0 0 auto 0;
  top: 60px;
  background: rgba(247, 243, 238, 0.98);
  box-shadow: 0 18px 45px rgba(41, 28, 12, 0.18);
  transform: translateY(-120%);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.site-header__nav-list {
  list-style: none;
  margin: 0;
  padding: var(--space-6) var(--space-5) var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.site-header__nav-item {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.site-header.is-menu-open .site-header__nav-item {
  opacity: 1;
  transform: translateY(0);
}

.site-header.is-menu-open .site-header__nav-item:nth-child(1) { transition-delay: 0.05s; }
.site-header.is-menu-open .site-header__nav-item:nth-child(2) { transition-delay: 0.1s; }
.site-header.is-menu-open .site-header__nav-item:nth-child(3) { transition-delay: 0.15s; }
.site-header.is-menu-open .site-header__nav-item:nth-child(4) { transition-delay: 0.2s; }
.site-header.is-menu-open .site-header__nav-item:nth-child(5) { transition-delay: 0.25s; }

.site-header__nav-link {
  display: inline-flex;
  padding: 0.4rem 0.15rem;
  font-size: var(--font-size-sm);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray-700);
  position: relative;
  transition: color var(--transition-normal);
  text-decoration: none;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 1px;
  background: var(--color-primary);
  transition: width var(--transition-normal);
}

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

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

/* ── Actions / CTA ── */
.site-header__actions {
  display: none;
}

.site-header__cta {
  font-size: 0.7rem;
  padding-inline: 1.4rem;
}

/* ── Overlay ── */
.site-header__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.18);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

/* ── Open State ── */
.site-header.is-menu-open .site-header__nav {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.site-header.is-menu-open .site-header__overlay {
  opacity: 1;
  pointer-events: auto;
}

/* ── Desktop ── */
@media (min-width: 900px) {
  .site-header__toggle {
    display: none;
  }

  .site-header__nav {
    position: static;
    transform: none !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    background: transparent;
    box-shadow: none;
    flex: 1;
    display: flex;
    justify-content: center;
  }

  .site-header__nav-list {
    flex-direction: row;
    align-items: center;
    gap: var(--space-8);
    padding: 0;
  }

  .site-header__nav-item {
    opacity: 1 !important;
    transform: none !important;
  }

  .site-header__nav-link {
    font-size: 0.78rem;
    letter-spacing: 0.2em;
    padding: 0.25rem 0;
  }

  .site-header__nav-link::after {
    bottom: -0.25rem;
  }

  .site-header__actions {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
  }

  .site-header__cta {
    padding-inline: 1.8rem;
    font-size: 0.7rem;
  }

  .site-header__overlay {
    display: none;
  }
}

/* ── Extra wide spacing ── */
@media (min-width: 1200px) {
  .site-header__inner {
    padding-top: var(--space-5);
    padding-bottom: var(--space-5);
  }

  .site-header__nav-list {
    gap: var(--space-10);
  }
}