/**
 * Dondozo Tools - Layout Architecture
 */

/* Container */
.dondozo-container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.dondozo-container-narrow {
  max-width: var(--content-width);
}

/* Header */
.site-header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  z-index: 100;
  transition: box-shadow var(--transition-fast);
}

.site-header.is-sticky {
  position: sticky;
  top: 0;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
  gap: 1.5rem;
}

.site-branding {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.site-logo-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.site-logo-link:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.site-logo-badge {
  display: inline-block;
  background-color: var(--color-surface-alt);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
}

/* Primary Desktop Navigation */
.main-navigation {
  display: flex;
  align-items: center;
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0.25rem;
  align-items: center;
}

.nav-menu > .menu-item {
  position: relative;
}

.nav-menu a {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.85rem;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu .current-menu-item > a {
  background-color: var(--color-surface-alt);
  color: var(--color-primary);
  text-decoration: none;
}

.menu-chevron {
  transition: transform var(--transition-fast);
}

.nav-menu .menu-item:hover .menu-chevron,
.nav-menu .menu-item:focus-within .menu-chevron {
  transform: rotate(180deg);
}

/* Dropdown Sub-menu */
.nav-menu .sub-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  list-style: none;
  padding: 0.5rem;
  min-width: 220px;
  z-index: 200;
}

.nav-menu .menu-item:hover > .sub-menu,
.nav-menu .menu-item:focus-within > .sub-menu {
  display: block;
}

.nav-menu .sub-menu a {
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-search-toggle {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-muted);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.header-search-toggle:hover {
  color: var(--color-primary);
  background-color: var(--color-surface-alt);
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-text);
}

/* Quick Search Dropdown Drawer */
.header-search-modal {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  padding: 1rem 0;
}

.header-search-modal.is-open {
  display: block;
}

/* Mobile Nav Drawer */
.mobile-nav-drawer {
  display: none;
}

@media (max-width: 900px) {
  .main-navigation {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .mobile-nav-drawer {
    display: none;
    position: fixed;
    top: 4.5rem;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-surface);
    z-index: 999;
    padding: 1.5rem;
    overflow-y: auto;
    border-top: 1px solid var(--color-border);
  }

  .mobile-nav-drawer.is-open {
    display: block;
  }

  .mobile-nav-drawer .nav-menu {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }

  .mobile-nav-drawer .nav-menu a {
    padding: 0.75rem 1rem;
    font-size: 1.05rem;
    justify-content: space-between;
  }

  .mobile-nav-drawer .sub-menu {
    position: static;
    display: block;
    box-shadow: none;
    border: none;
    background-color: var(--color-surface-alt);
    margin-top: 0.25rem;
    padding-left: 1rem;
  }
}

/* Main Site Content Grid */
.site-main-content {
  flex: 1 0 auto;
  padding-top: 2rem;
  padding-bottom: 3.5rem;
}

.layout-with-sidebar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 2.5rem;
  align-items: start;
}

.content-primary {
  min-width: 0;
}

.content-sidebar {
  min-width: 0;
}

@media (max-width: 900px) {
  .layout-with-sidebar {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* Footer */
.site-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-top: 3.5rem;
  padding-bottom: 2rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.footer-col h4,
.footer-widget-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.footer-col p {
  color: var(--color-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-links-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links-list li {
  margin-bottom: 0.6rem;
}

.footer-links-list a {
  color: var(--color-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links-list a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
  font-size: 0.825rem;
  color: var(--color-muted);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-disclaimer {
  line-height: 1.5;
  background-color: var(--color-surface-alt);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}