.tdmu-system-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1100;
  pointer-events: none;
  box-shadow: var(--tdmu-shadow-sm);
  transition: box-shadow var(--transition-base);
}

.tdmu-system-header > * {
  pointer-events: auto;
}

.tdmu-header-utility {
  max-height: 36px;
  overflow: hidden;
  background: linear-gradient(
    180deg,
    rgba(var(--tdmu-primary-rgb), 0.96),
    rgba(var(--tdmu-primary-rgb), 0.9)
  );
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition:
    max-height 0.48s cubic-bezier(0.22, 1, 0.36, 1),
    border-bottom-width 0.16s linear,
    border-bottom-color 0.16s linear;
}

.tdmu-header-utility-inner {
  width: 100%;
  padding: 0 1.25rem;
  min-height: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.tdmu-utility-links {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.tdmu-utility-links a,
.tdmu-utility-links button {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color var(--transition-base);
  position: relative;
  padding-bottom: 0.2rem;
  padding-inline: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.tdmu-utility-links a::after,
.tdmu-utility-links button::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--tdmu-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-base);
}

.tdmu-utility-links a:hover,
.tdmu-utility-links a:focus-visible,
.tdmu-utility-links button:hover,
.tdmu-utility-links button:focus-visible {
  color: #fff;
}

.tdmu-utility-links a:hover::after,
.tdmu-utility-links a:focus-visible::after,
.tdmu-utility-links button:hover::after,
.tdmu-utility-links button:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.tdmu-header-shell {
  width: 100%;
  margin: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0;
  align-items: stretch;
  background: var(--tdmu-surface);
}

.tdmu-brand-block,
.tdmu-nav-block {
  position: relative;
  height: 72px;
  border-radius: 0;
  box-shadow: inset 0 -1px 0 var(--tdmu-border-light);
}

.tdmu-brand-block {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  min-width: 0;
  max-width: clamp(180px, 23vw, 370px);
  padding: 4px 6px;
  text-decoration: none;
  color: var(--tdmu-text);
  background: var(--tdmu-surface);
  border: 0;
  transition: background-color var(--transition-base);
}

.tdmu-brand-mark {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  height: 100%;
  padding: 0;
  overflow: hidden;
}

.tdmu-brand-logo {
  width: auto;
  max-width: 100%;
  height: calc(100% - 8px);
  max-height: calc(100% - 8px);
  display: block;
  object-fit: contain;
  object-position: left center;
}

.tdmu-nav-block {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.25rem;
  padding: 0 1.25rem 0 1.25rem;
  overflow: visible;
  background: var(--tdmu-surface);
  border: 0;
}

.tdmu-desktop-nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.tdmu-nav-item {
  position: relative;
}

.tdmu-nav-link,
.tdmu-nav-trigger {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 72px;
  padding: 0 1.05rem;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--tdmu-text-secondary);
  font-size: 1.08rem;
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition-base);
  cursor: pointer;
}

.tdmu-nav-trigger::after {
  content: "expand_more";
  font-family: "Material Symbols Rounded";
  font-size: 18px;
  margin-left: 0.15rem;
  line-height: 1;
  transition: transform var(--transition-base);
}

.tdmu-nav-link:hover,
.tdmu-nav-link:focus-visible,
.tdmu-nav-link.is-active,
.tdmu-nav-trigger.is-active,
.tdmu-nav-trigger:hover,
.tdmu-nav-trigger:focus-visible,
.tdmu-nav-item.is-open .tdmu-nav-trigger {
  background: var(--tdmu-primary-soft);
  color: var(--tdmu-primary);
}

.tdmu-nav-link.is-active,
.tdmu-nav-trigger.is-active,
.tdmu-nav-item.is-open .tdmu-nav-trigger {
  box-shadow: inset 0 -4px 0 var(--tdmu-primary);
}

.tdmu-header-tools {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.tdmu-lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  min-height: 44px;
  padding: 0.14rem;
  background: var(--tdmu-surface);
  border: 1px solid var(--tdmu-border-light);
  border-radius: var(--tdmu-radius-sm);
}

.tdmu-lang-chip,
.tdmu-tool-button,
.tdmu-header-cta {
  min-height: 44px;
}

.tdmu-lang-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.32rem;
  min-width: 46px;
  min-height: 36px;
  padding: 0 0.4rem;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--tdmu-text-secondary);
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
}

.tdmu-lang-chip.is-active {
  background: var(--tdmu-primary-soft);
  color: var(--tdmu-primary);
}

.tdmu-lang-flag {
  width: 14px;
  height: 10px;
  object-fit: cover;
  display: block;
}

.tdmu-tool-button,
.tdmu-mobile-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--tdmu-border-light);
  border-radius: var(--tdmu-radius-sm);
  background: var(--tdmu-surface);
  color: var(--tdmu-primary);
  transition: all var(--transition-base);
  cursor: pointer;
}

.tdmu-tool-button .material-symbols-rounded,
.tdmu-mobile-toggle .material-symbols-rounded {
  font-size: 20px;
  line-height: 1;
}

.tdmu-mobile-toggle {
  display: none;
}

.tdmu-tool-button:hover,
.tdmu-tool-button:focus-visible,
.tdmu-mobile-toggle:hover,
.tdmu-mobile-toggle:focus-visible {
  background: var(--tdmu-primary-soft);
  border-color: var(--tdmu-border);
}

.tdmu-header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 1rem;
  border: 1px solid var(--tdmu-primary);
  border-radius: var(--tdmu-radius-sm);
  background: linear-gradient(
    135deg,
    var(--tdmu-primary),
    var(--tdmu-primary-600)
  );
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-base);
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(var(--tdmu-primary-rgb), 0.18);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.tdmu-header-cta:hover,
.tdmu-header-cta:focus-visible {
  box-shadow: 0 4px 12px rgba(var(--tdmu-primary-rgb), 0.26);
  transform: translateY(-1px);
  color: #fff;
}

.tdmu-menu-panel {
  position: absolute;
  top: calc(100% + 2px);
  left: var(--tdmu-panel-left, 0);
  width: min(420px, calc(100vw - 24px));
  padding: 0.85rem;
  max-height: calc(100vh - var(--header-total-height, 120px) - 24px);
  overflow: visible;
  border-radius: var(--tdmu-radius);
  background: var(--tdmu-surface);
  border: 1px solid var(--tdmu-border);
  box-shadow: var(--tdmu-shadow-lg);
  scrollbar-width: thin;
  scrollbar-color: rgba(var(--tdmu-primary-rgb), 0.9)
    rgba(var(--tdmu-primary-rgb), 0.12);
}

.tdmu-menu-panel::-webkit-scrollbar {
  width: 8px;
}

.tdmu-menu-panel::-webkit-scrollbar-track {
  background: rgba(var(--tdmu-primary-rgb), 0.12);
}

.tdmu-menu-panel::-webkit-scrollbar-thumb {
  background: rgba(var(--tdmu-primary-rgb), 0.9);
  border-radius: 999px;
}

.tdmu-menu-panel::-webkit-scrollbar-thumb:hover {
  background: rgba(var(--tdmu-primary-rgb), 1);
}

.tdmu-menu-panel::-webkit-scrollbar-button {
  display: none;
  width: 0;
  height: 0;
}

.tdmu-menu-tree,
.tdmu-submenu-panel {
  display: grid;
  gap: 0.4rem;
}

.tdmu-menu-branch {
  display: grid;
  gap: 0.4rem;
  position: relative;
}

.tdmu-submenu-panel {
  position: absolute;
  top: 0;
  left: calc(100% + 0.55rem);
  z-index: 2;
  width: min(360px, calc(100vw - 24px));
  max-height: calc(100vh - var(--header-total-height, 120px) - 24px);
  padding: 0.85rem;
  overflow-y: auto;
  border: 1px solid var(--tdmu-border);
  border-radius: var(--tdmu-radius);
  background: var(--tdmu-surface);
  box-shadow: var(--tdmu-shadow-lg);
}

.tdmu-submenu-panel.is-left {
  right: calc(100% + 0.55rem);
  left: auto;
}

.tdmu-menu-node {
  display: flex;
  align-items: center;
  width: 100%;
  gap: 0;
  padding: 0.92rem 1rem;
  border: 1px solid var(--tdmu-border-light);
  border-radius: var(--tdmu-radius-sm);
  background: var(--tdmu-surface);
  color: var(--tdmu-text);
  text-decoration: none;
  transition: all var(--transition-base);
  cursor: pointer;
  text-align: left;
}

.tdmu-menu-node strong {
  color: var(--tdmu-text);
  font-size: 1.04rem;
  font-weight: 700;
  transition: color var(--transition-base);
}

.tdmu-menu-node-copy {
  min-width: 0;
}

.tdmu-menu-node--branch {
  position: relative;
  padding-right: 2.8rem;
}

.tdmu-menu-node--branch::after {
  content: "chevron_right";
  font-family: "Material Symbols Rounded";
  font-size: 20px;
  line-height: 1;
  position: absolute;
  top: 50%;
  right: 0.9rem;
  transform: translateY(-50%);
  color: var(--tdmu-primary);
  transition: transform var(--transition-base);
}

.tdmu-menu-node:hover,
.tdmu-menu-node:focus-visible,
.tdmu-menu-node--branch[aria-expanded="true"] {
  background: linear-gradient(
    135deg,
    rgba(var(--tdmu-primary-rgb), 0.08),
    rgba(var(--tdmu-accent-rgb), 0.06)
  );
  border-color: var(--tdmu-primary);
  box-shadow: 0 4px 12px rgba(var(--tdmu-primary-rgb), 0.14);
  transform: translateY(-1px);
}

.tdmu-menu-node:hover strong,
.tdmu-menu-node:focus-visible strong,
.tdmu-menu-node--branch[aria-expanded="true"] strong {
  color: var(--tdmu-primary);
}

.tdmu-menu-node:hover span,
.tdmu-menu-node:focus-visible span,
.tdmu-menu-node--branch[aria-expanded="true"] span {
  color: var(--tdmu-text);
}

.tdmu-search-panel {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  z-index: 15;
  width: 100%;
  margin: 0;
  padding: 0 14px 0 clamp(280px, 23vw, 370px);
  border-radius: 0;
}

.tdmu-search-panel[hidden] {
  display: none !important;
}

.tdmu-search-form {
  width: min(1480px, 100%);
  margin: 0 auto;
  padding: 0.9rem 1rem;
  border-radius: var(--tdmu-radius);
  background: var(--tdmu-surface);
  border: 1px solid var(--tdmu-border);
  box-shadow: var(--tdmu-shadow-md);
}

.tdmu-search-label {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--tdmu-text-secondary);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tdmu-search-field {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.75rem;
  min-height: 48px;
  padding: 0 0.32rem 0 0.8rem;
  border-radius: var(--tdmu-radius-sm);
  background: var(--tdmu-surface);
  border: 1px solid var(--tdmu-border);
  transition: all var(--transition-base);
}

.tdmu-search-field:focus-within {
  border-color: var(--tdmu-primary);
  box-shadow: 0 0 0 3px rgba(var(--tdmu-primary-rgb), 0.12);
}

.tdmu-search-field .material-symbols-rounded {
  color: var(--tdmu-text-secondary);
}

.tdmu-search-field input {
  min-width: 0;
  border: 0;
  border-radius: 0;
  color: var(--tdmu-text);
  background: transparent;
  outline: none;
  box-shadow: none;
}

.tdmu-search-field input:focus,
.tdmu-search-field input:focus-visible {
  outline: none;
  box-shadow: none;
}

.tdmu-search-field button {
  min-height: 40px;
  padding: 0 1rem;
  border: 0;
  border-radius: var(--tdmu-radius-sm);
  background: linear-gradient(
    135deg,
    var(--tdmu-primary),
    var(--tdmu-primary-600)
  );
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition-base);
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(var(--tdmu-primary-rgb), 0.18);
}

.tdmu-search-field button:hover,
.tdmu-search-field button:focus-visible {
  box-shadow: 0 4px 12px rgba(var(--tdmu-primary-rgb), 0.26);
  transform: translateY(-1px);
}

.tdmu-mobile-backdrop,
.tdmu-mobile-drawer {
  display: none;
}

.tdmu-mobile-drawer-footer {
  display: none;
}

.tdmu-system-header.is-over-hero .tdmu-header-utility {
  background: rgba(var(--tdmu-primary-rgb), 0.82);
}

.tdmu-system-header.is-over-hero .tdmu-brand-block {
  background: rgba(255, 255, 255, 0.97);
}

.tdmu-system-header.is-over-hero .tdmu-nav-block {
  border-top: 0;
  background: rgba(255, 255, 255, 0.97);
}

.tdmu-system-header.is-sticky:not(.is-utility-visible) .tdmu-header-utility {
  max-height: 0;
  border-bottom-width: 0;
  border-bottom-color: transparent;
}

.tdmu-system-header.is-sticky {
  box-shadow: var(--tdmu-shadow-md);
}

.tdmu-site-footer {
  margin-top: 4rem;
  padding: 3.5rem 0 1.5rem;
  background: linear-gradient(
    135deg,
    var(--tdmu-primary-600),
    var(--tdmu-primary)
  );
  color: rgba(255, 255, 255, 0.85);
}

.tdmu-footer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  align-items: start;
}

.tdmu-footer-logo {
  width: 280px;
  height: auto;
}

.tdmu-footer-copy {
  margin: 1.25rem 0 0;
  max-width: 40ch;
  color: rgba(255, 255, 255, 0.75);
  font-size: 1rem;
  line-height: 1.7;
}

.tdmu-footer-connect {
  display: grid;
  align-content: start;
  justify-items: start;
  justify-self: start;
}

.tdmu-footer-connect h3 {
  margin: 0 0 1.2rem;
  color: #fff;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.tdmu-footer-socials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.tdmu-footer-social {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.88);
  text-decoration: none;
  transition:
    transform var(--transition-base),
    background-color var(--transition-base),
    border-color var(--transition-base),
    color var(--transition-base);
}

.tdmu-footer-social .material-symbols-rounded {
  font-size: 22px;
  line-height: 1;
}

.tdmu-footer-social img {
  width: 22px;
  height: 22px;
  display: block;
  color: white;
}

.tdmu-footer-social:hover,
.tdmu-footer-social:focus-visible {
  color: #fff;
  border-color: rgba(var(--tdmu-accent-rgb), 0.7);
  background: rgba(var(--tdmu-accent-rgb), 0.16);
  transform: translateY(-2px);
}

.tdmu-footer-bottom {
  padding-top: 1.5rem;
}

.tdmu-footer-bottom p {
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
}

.tdmu-scroll-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(var(--tdmu-accent-rgb), 0.32);
  border-radius: var(--tdmu-radius);
  background: var(--tdmu-surface);
  color: var(--tdmu-primary);
  box-shadow: var(--tdmu-shadow-md);
  z-index: 1200;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(8px);
  transition: all var(--transition-base);
  cursor: pointer;
}

.tdmu-scroll-top .material-symbols-rounded {
  font-size: 22px;
}

.tdmu-scroll-top:hover,
.tdmu-scroll-top:focus-visible {
  background: #fff;
  border-color: var(--tdmu-primary);
  color: var(--tdmu-primary);
  box-shadow: var(--tdmu-shadow-lg);
}

.tdmu-scroll-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

@media (max-width: 1199.98px) {
  .tdmu-header-utility {
    display: block;
  }

  .tdmu-header-utility-inner {
    width: 100%;
    min-height: 36px;
    padding: 0 1rem;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
  }

  .tdmu-utility-links {
    gap: 1rem;
    flex-wrap: nowrap;
    white-space: nowrap;
  }

  .tdmu-utility-links a,
  .tdmu-utility-links button {
    font-size: 0.74rem;
    letter-spacing: 0.05em;
    transition: color var(--transition-base);
  }

  .tdmu-header-shell,
  .tdmu-system-header.is-sticky .tdmu-header-shell,
  .tdmu-system-header.is-over-hero .tdmu-header-shell {
    width: 100%;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 0;
    box-shadow: none;
  }

  .tdmu-brand-block,
  .tdmu-nav-block,
  .tdmu-system-header.is-sticky .tdmu-brand-block,
  .tdmu-system-header.is-sticky .tdmu-nav-block {
    height: 68px;
  }

  .tdmu-brand-block,
  .tdmu-system-header.is-sticky .tdmu-brand-block {
    max-width: min(52vw, 360px);
    box-shadow: none;
  }

  .tdmu-brand-mark,
  .tdmu-system-header.is-sticky .tdmu-brand-mark {
    height: 100%;
  }

  .tdmu-nav-link,
  .tdmu-nav-trigger {
    padding: 0 0.95rem;
    font-size: 1.04rem;
  }

  .tdmu-desktop-nav,
  .tdmu-header-cta,
  .tdmu-header-tools .tdmu-lang-switch,
  .tdmu-header-tools .tdmu-tool-button {
    display: none;
  }

  .tdmu-nav-block {
    justify-content: flex-end;
    min-width: auto;
    padding: 0.55rem 0.65rem;
  }

  .tdmu-mobile-toggle,
  .tdmu-mobile-backdrop,
  .tdmu-mobile-drawer {
    display: block;
  }

  .tdmu-search-panel {
    padding: 0 1rem;
  }

  .tdmu-search-form {
    padding: 0.9rem 1rem;
    border-radius: var(--tdmu-radius);
  }

  .tdmu-mobile-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1200;
    background: rgba(7, 16, 34, 0.4);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
  }

  .tdmu-mobile-drawer {
    position: fixed;
    top: 8px;
    right: 8px;
    bottom: 72px;
    z-index: 1201;
    width: min(360px, calc(100vw - 16px));
    padding: 1.2rem;
    background: var(--tdmu-surface);
    border: 1px solid var(--tdmu-border);
    border-radius: var(--tdmu-radius);
    box-shadow: var(--tdmu-shadow-xl);
    overflow-y: auto;
  }

  .tdmu-mobile-drawer-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.8rem;
    margin-bottom: 1rem;
  }

  .tdmu-mobile-title {
    margin: 0;
    color: var(--tdmu-text);
    font-size: 1.3rem;
    font-weight: 700;
  }

  .tdmu-mobile-close {
    width: 40px;
    height: 40px;
    border: 1px solid var(--tdmu-border-light);
    border-radius: var(--tdmu-radius-sm);
    background: var(--tdmu-surface);
    color: var(--tdmu-primary);
    transition: all var(--transition-base);
    cursor: pointer;
  }

  .tdmu-mobile-close:hover,
  .tdmu-mobile-close:focus-visible {
    background: var(--tdmu-surface-alt);
    border-color: var(--tdmu-border);
  }

  .tdmu-mobile-utility-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 46px;
    margin-bottom: 1.5rem;
    padding: 0.45rem 1rem;
    border: 1px solid var(--tdmu-primary);
    border-radius: var(--tdmu-radius-sm);
    background: linear-gradient(
      135deg,
      var(--tdmu-primary),
      var(--tdmu-primary-600)
    );
    color: #fff;
    font-size: 0.95rem;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(var(--tdmu-primary-rgb), 0.18);
    transition:
      transform var(--transition-base),
      box-shadow var(--transition-base);
  }

  .tdmu-mobile-utility-link:hover,
  .tdmu-mobile-utility-link:focus-visible {
    color: #fff;
    box-shadow: 0 8px 18px rgba(var(--tdmu-primary-rgb), 0.24);
    transform: translateY(-2px);
  }

  .tdmu-mobile-nav {
    display: grid;
    gap: 0.65rem;
  }

  .tdmu-mobile-drawer-footer {
    display: grid;
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--tdmu-border-light);
  }

  .tdmu-lang-switch--drawer {
    width: fit-content;
  }

  .tdmu-mobile-search-form {
    display: grid;
    gap: 0.45rem;
  }

  .tdmu-mobile-group {
    display: grid;
    gap: 0.45rem;
  }

  .tdmu-mobile-link,
  .tdmu-mobile-trigger {
    width: 100%;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.8rem 1rem;
    border: 1px solid var(--tdmu-border-light);
    border-radius: var(--tdmu-radius-sm);
    background: var(--tdmu-surface);
    color: var(--tdmu-text);
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    transition: all var(--transition-base);
    text-align: left;
  }

  .tdmu-mobile-link:hover,
  .tdmu-mobile-link.is-active,
  .tdmu-mobile-link:focus-visible,
  .tdmu-mobile-trigger.is-active,
  .tdmu-mobile-trigger:hover,
  .tdmu-mobile-trigger:focus-visible {
    background: var(--tdmu-surface-alt);
    border-color: var(--tdmu-primary);
    color: var(--tdmu-primary);
    box-shadow: 0 2px 8px rgba(var(--tdmu-primary-rgb), 0.14);
    padding-left: 1.2rem;
  }

  .tdmu-mobile-trigger::after {
    content: "expand_more";
    font-family: "Material Symbols Rounded";
    font-size: 20px;
    transition: transform var(--transition-base);
  }

  .tdmu-mobile-trigger--nested {
    min-height: 44px;
    padding-left: 1.15rem;
    font-size: 0.88rem;
    font-weight: 600;
  }

  .tdmu-mobile-panel {
    display: grid;
    gap: 0.45rem;
    padding: 0.1rem 0 0.1rem 0.75rem;
    border-left: 1px solid rgba(var(--tdmu-primary-rgb), 0.14);
  }

  .tdmu-mobile-sublink {
    display: block;
    padding: 0.72rem 0.95rem 0.72rem 1.05rem;
    color: var(--tdmu-text);
    text-decoration: none;
    background: rgba(var(--tdmu-primary-rgb), 0.03);
    border: 1px solid rgba(var(--tdmu-primary-rgb), 0.08);
    border-radius: var(--tdmu-radius-sm);
    font-size: 0.93rem;
    transition: all var(--transition-base);
    position: relative;
    cursor: pointer;
  }

  .tdmu-mobile-sublink::before {
    content: "";
    position: absolute;
    left: 0.6rem;
    top: 50%;
    transform: translateY(-50%) translateX(-4px);
    width: 4px;
    height: 4px;
    background: var(--tdmu-primary);
    border-radius: 50%;
    opacity: 0;
    transition: all var(--transition-base);
  }

  .tdmu-mobile-sublink:hover,
  .tdmu-mobile-sublink:focus-visible {
    color: var(--tdmu-primary);
    background: rgba(var(--tdmu-primary-rgb), 0.08);
    border-color: var(--tdmu-primary);
    padding-left: 1.2rem;
  }

  .tdmu-mobile-sublink:hover::before,
  .tdmu-mobile-sublink:focus-visible::before {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
  }

  .tdmu-footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
  }
}

@media (max-width: 767.98px) {
  .tdmu-header-utility-inner {
    min-height: 32px;
    padding: 0 0.8rem;
  }

  .tdmu-utility-links {
    gap: 0.8rem;
  }

  .tdmu-utility-links a,
  .tdmu-utility-links button {
    font-size: 0.69rem;
    letter-spacing: 0.04em;
  }

  .tdmu-header-shell,
  .tdmu-system-header.is-sticky .tdmu-header-shell {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .tdmu-brand-block,
  .tdmu-system-header.is-sticky .tdmu-brand-block {
    max-width: min(50vw, 300px);
    padding: 4px 6px;
    height: 62px;
  }

  .tdmu-brand-mark,
  .tdmu-system-header.is-sticky .tdmu-brand-mark {
    height: 100%;
  }

  .tdmu-nav-block,
  .tdmu-system-header.is-sticky .tdmu-nav-block {
    padding: 0.4rem 0.45rem;
    gap: 0.25rem;
    height: 62px;
  }

  .tdmu-header-tools {
    gap: 0.2rem;
  }

  .tdmu-lang-switch {
    height: 36px;
    min-height: 36px;
    padding: 0.1rem;
    box-sizing: border-box;
    border-radius: var(--tdmu-radius-sm);
  }

  .tdmu-lang-chip {
    min-width: 38px;
    min-height: 32px;
    padding: 0 0.25rem;
    gap: 0.18rem;
    font-size: 0.65rem;
  }

  .tdmu-lang-flag {
    width: 12px;
    height: 9px;
  }

  .tdmu-tool-button,
  .tdmu-mobile-toggle {
    width: 42px;
    height: 42px;
    min-height: 42px;
    box-sizing: border-box;
    border-radius: var(--tdmu-radius-sm);
  }

  .tdmu-tool-button .material-symbols-rounded,
  .tdmu-mobile-toggle .material-symbols-rounded {
    font-size: 22px;
  }

  .tdmu-search-panel {
    top: calc(100% + 4px);
    padding: 0 0.8rem;
  }

  .tdmu-search-field {
    min-height: 44px;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 0.5rem;
  }

  .tdmu-search-field button {
    min-height: 36px;
    padding: 0 0.8rem;
  }

  .tdmu-mobile-drawer {
    width: min(340px, calc(100vw - 16px));
    bottom: 64px;
    padding: 1rem;
  }

  .tdmu-mobile-link,
  .tdmu-mobile-trigger {
    padding: 0.75rem 0.85rem;
    font-size: 0.95rem;
  }

  .tdmu-footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .tdmu-footer-column {
    margin-bottom: 0.5rem;
  }

  .tdmu-scroll-top {
    right: 16px;
    bottom: 16px;
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 575.98px) {
  .tdmu-header-shell,
  .tdmu-system-header.is-sticky .tdmu-header-shell {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .tdmu-brand-block,
  .tdmu-system-header.is-sticky .tdmu-brand-block {
    max-width: min(54vw, 240px);
    padding: 4px 5px;
    height: 56px;
  }

  .tdmu-brand-mark,
  .tdmu-system-header.is-sticky .tdmu-brand-mark {
    height: 100%;
  }

  .tdmu-nav-block,
  .tdmu-system-header.is-sticky .tdmu-nav-block {
    padding: 0.3rem 0.25rem;
    gap: 0.15rem;
  }

  .tdmu-lang-switch {
    height: 32px;
    min-height: 32px;
    padding: 0.08rem;
    box-sizing: border-box;
  }

  .tdmu-lang-chip {
    min-width: 32px;
    min-height: 28px;
    padding: 0 0.18rem;
    font-size: 0.58rem;
  }

  .tdmu-tool-button,
  .tdmu-mobile-toggle {
    width: 38px;
    height: 38px;
    min-height: 38px;
    box-sizing: border-box;
  }

  .tdmu-tool-button .material-symbols-rounded,
  .tdmu-mobile-toggle .material-symbols-rounded {
    font-size: 20px;
  }

  .tdmu-header-utility-inner {
    min-height: 28px;
    padding: 0 0.6rem;
  }

  .tdmu-utility-links {
    gap: 0.6rem;
  }

  .tdmu-utility-links a,
  .tdmu-utility-links button {
    font-size: 0.62rem;
  }

  .tdmu-search-panel {
    padding: 0 0.6rem;
  }

  .tdmu-search-form {
    padding: 0.75rem 0.8rem;
  }

  .tdmu-mobile-drawer {
    width: min(300px, calc(100vw - 16px));
    bottom: 56px;
    padding: 0.9rem;
  }

  .tdmu-mobile-title {
    font-size: 1.1rem;
  }

  .tdmu-mobile-link,
  .tdmu-mobile-trigger {
    padding: 0.65rem 0.75rem;
    font-size: 0.9rem;
    min-height: 44px;
  }

  .tdmu-mobile-close {
    width: 36px;
    height: 36px;
  }

  .tdmu-mobile-close .material-symbols-rounded {
    font-size: 18px;
  }

  .tdmu-scroll-top {
    right: 12px;
    bottom: 12px;
    width: 40px;
    height: 40px;
    border-radius: var(--tdmu-radius-sm);
  }

  .tdmu-scroll-top .material-symbols-rounded {
    font-size: 20px;
  }

  .tdmu-footer-bottom p {
    font-size: 0.84rem;
  }
}

body {
  padding-top: 0;
}