.site-main {
  min-height: var(--content-min-height);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  height: var(--header-height-mobile);
  border-bottom: 1px solid transparent;
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    backdrop-filter var(--transition-base);
}

@media (min-width: 1024px) {
  .site-header {
    height: var(--header-height);
  }
}

.site-header.is-scrolled {
  background: var(--color-bg-overlay);
  border-color: var(--color-border);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-4);
  height: var(--header-height-mobile);
}

@media (min-width: 1024px) {
  .header-inner {
    height: var(--header-height);
    grid-template-columns: auto 1fr auto;
  }
}

.header-tools {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  justify-self: end;
}

.header-search {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}

.header-search:hover {
  color: var(--color-text-primary);
}

.header-search:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.1em;
  min-height: 40px;
}

.logo-copy {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  line-height: 1.15;
}

.logo-mark {
  width: 1.1rem;
  height: 1.1rem;
  border: 2px solid var(--color-accent);
  transform: rotate(45deg);
  border-radius: 2px;
  box-shadow: inset 0 0 0 1px var(--color-accent-soft);
  flex-shrink: 0;
  transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.logo:hover .logo-mark {
  border-color: var(--color-accent-hover);
  box-shadow: 0 0 12px var(--color-accent-glow);
}

.logo-text {
  font-size: var(--font-size-md);
  letter-spacing: 0.14em;
}

.logo-sub {
  font-size: 0.62rem;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  max-width: 14rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-width: var(--touch-target-min);
  min-height: var(--touch-target-min);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
}

.nav-toggle:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.nav-toggle-icon {
  width: 1.125rem;
  height: 2px;
  background: currentColor;
  box-shadow: 0 -6px 0 currentColor, 0 6px 0 currentColor;
}

.nav-toggle-glyph {
  display: inline-flex;
  color: var(--color-accent);
}

.nav-toggle-glyph.is-hidden {
  display: none;
}

.nav-toggle-label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.primary-nav {
  display: none;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.nav-link {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-text-primary);
  background: var(--color-surface-hover);
  box-shadow: inset 0 -1px 0 var(--color-border-accent);
}

.nav-link.is-active {
  color: var(--color-text-primary);
  background: var(--color-accent-soft);
  box-shadow: inset 0 0 0 1px var(--color-border-accent);
}

.nav-link:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.site-header.is-nav-open .primary-nav {
  display: block;
  position: fixed;
  left: 0;
  right: 0;
  top: var(--header-height-mobile);
  max-height: calc(100vh - var(--header-height-mobile));
  overflow-y: auto;
  padding: var(--space-4);
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.nav-backdrop {
  position: fixed;
  inset: 0;
  top: var(--header-height-mobile);
  z-index: 55;
  background: var(--nav-backdrop-fill);
}

.nav-backdrop[hidden] {
  display: none;
}

body.is-nav-open .nav-backdrop:not([hidden]) {
  display: block;
}

@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }

  .nav-backdrop {
    display: none !important;
  }

  .header-inner {
    grid-template-columns: auto 1fr auto;
  }

  .primary-nav {
    display: block;
    justify-self: end;
  }

  .nav-list {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: var(--space-1) var(--space-2);
  }

  .nav-list__search {
    display: none;
  }

  .nav-link {
    min-height: 40px;
    padding: var(--space-2) var(--space-3);
  }

  .site-header.is-nav-open .primary-nav {
    position: static;
    max-height: none;
    overflow: visible;
    padding: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
  }
}

/* Theme control */
.theme-control {
  position: relative;
  z-index: var(--z-dropdown);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: var(--touch-target-min);
  min-height: var(--touch-target-min);
  padding: var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-accent);
}

.theme-toggle:hover {
  border-color: var(--color-border-accent);
  background: var(--color-surface-hover);
}

.theme-toggle:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.theme-toggle .is-hidden,
.theme-toggle [hidden] {
  display: none !important;
}

.theme-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  z-index: var(--z-dropdown);
  min-width: 11.5rem;
  padding: var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-elevated);
  box-shadow: var(--shadow-md);
}

.theme-menu[hidden] {
  display: none;
}

.theme-menu__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  min-height: var(--touch-target-min);
  padding: var(--space-2) var(--space-3);
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-secondary);
  font: inherit;
  font-size: var(--font-size-sm);
  text-align: left;
  cursor: pointer;
  word-break: keep-all;
}

.theme-menu__item:hover {
  background: var(--color-surface-hover);
  color: var(--color-text-primary);
}

.theme-menu__item:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.theme-menu__item.is-selected,
.theme-menu__item[aria-checked="true"] {
  color: var(--color-text-primary);
  background: var(--color-surface-selected);
}

.theme-menu__icon {
  display: inline-flex;
  color: var(--color-accent);
}

.theme-menu__text {
  flex: 1;
}

.theme-menu__check {
  display: inline-flex;
  color: var(--color-accent);
}

.theme-menu__check[hidden] {
  display: none !important;
}

/* Footer */
.site-footer {
  margin-top: var(--space-10);
  padding: var(--space-8) 0 var(--space-6);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
}

.footer-grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--space-8);
  }

  .footer-legal {
    grid-column: 1 / -1;
  }
}

.footer-logo {
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.12em;
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-1);
}

.footer-game-en {
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
  word-break: keep-all;
}

.footer-tagline,
.footer-desc,
.footer-disclaimer,
.footer-copy {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  word-break: keep-all;
  overflow-wrap: normal;
  text-wrap: pretty;
}

.footer-desc {
  margin-top: var(--space-2);
  max-width: 40rem;
  line-height: var(--line-height-relaxed);
}

.footer-nav-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
}

.footer-nav-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-1) var(--space-4);
}

.footer-nav-list a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.footer-nav-list a:hover {
  color: var(--color-accent-hover);
}

.footer-nav-list a:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-radius: var(--radius-xs);
}

.footer-disclaimer {
  margin-bottom: var(--space-2);
  line-height: var(--line-height-relaxed);
  max-width: 52rem;
}

/* Grids */
.card-grid {
  display: grid;
  gap: var(--space-4);
}

.card-grid--news,
.card-grid--features {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .card-grid--news {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .card-grid--features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .card-grid--features {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Breadcrumb */
.breadcrumb {
  margin-bottom: var(--space-6);
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.breadcrumb-item {
  display: inline-flex;
  align-items: center;
  list-style: none;
}

.breadcrumb-item:not(:last-child)::after {
  content: "/";
  margin-left: var(--space-2);
  color: var(--color-text-muted);
}

.breadcrumb-item a {
  color: var(--color-text-secondary);
}

.breadcrumb-item a:hover {
  color: var(--color-accent-hover);
}

.breadcrumb-item a:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.breadcrumb-item span[aria-current="page"] {
  color: var(--color-text-primary);
}

/* Coming soon page */
.coming-soon {
  padding: var(--space-6) 0 var(--space-8);
}

.coming-soon__icon {
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.coming-soon__eyebrow {
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.coming-soon__title {
  font-size: var(--font-size-3xl);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-3);
  word-break: keep-all;
  overflow-wrap: normal;
  text-wrap: balance;
}

.coming-soon__desc {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  word-break: keep-all;
  overflow-wrap: normal;
  max-width: 40rem;
}

.coming-soon__features {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  padding-left: var(--space-5);
  color: var(--color-text-secondary);
  list-style: disc;
  word-break: keep-all;
}

.coming-soon__actions {
  margin-top: var(--space-4);
}

/* —— CDL layout patterns —— */
.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.stack--sm { gap: var(--space-2); }
.stack--lg { gap: var(--space-6); }

.split {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 1024px) {
  .split {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: start;
  }
}

.sidebar-layout {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 1024px) {
  .sidebar-layout {
    grid-template-columns: minmax(0, 1fr) minmax(14rem, 18rem);
  }
}

.dashboard-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
}

.detail-layout {
  display: grid;
  gap: var(--space-8);
}

.empty-layout {
  display: grid;
  place-items: center;
  min-height: 40vh;
  padding: var(--space-8) 0;
}