.search-overlay-backdrop {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(18, 50, 87, 0.28);
  border: none;
  padding: 0;
  cursor: default;
}

html.search-overlay-open {
  overflow: hidden;
}

.search-overlay-panel {
  position: fixed;
  z-index: 210;
  left: 50%;
  transform: translateX(-50%);
  top: 72px;
  width: min(640px, calc(100vw - 28px));
  max-height: min(70vh, 560px);
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1px solid #cfdbea;
  border-radius: 12px;
  box-shadow: 0 18px 48px rgba(18, 50, 87, 0.18);
  overflow: hidden;
}

.search-overlay-panel-attached {
  max-width: calc(100vw - 28px);
  border-top: none;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
  box-shadow:
    0 0 0 3px rgba(0, 163, 173, 0.16),
    0 18px 48px rgba(18, 50, 87, 0.18);
}

.search-filter-chips {
  display: flex;
  flex-wrap: nowrap;
  gap: clamp(4px, 1.2vw, 8px);
  padding: 10px 14px;
  border-bottom: 1px solid #dbe5f1;
  background: #fff;
}

.search-filter-chip {
  flex: 1 1 0;
  min-width: 0;
  border: 1px solid #cfdbea;
  background: #fff;
  color: #123257;
  border-radius: 999px;
  padding: 5px clamp(5px, 1.6vw, 8px);
  font-size: clamp(0.72rem, 2.8vw, 0.8rem);
  font-family: "Source_Sans_Pro_Regular", sans-serif;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: clip;
  cursor: pointer;
  text-align: center;
  transition: background 140ms ease, border-color 140ms ease;
}

@media (min-width: 721px) {
  .search-filter-chips {
    gap: 6px;
  }

  .search-filter-chip {
    font-size: 0.8rem;
    padding: 5px 8px;
  }
}

.search-filter-chip:hover {
  border-color: rgba(0, 163, 173, 0.45);
  background: rgba(0, 163, 173, 0.06);
}

.search-filter-chip.is-active {
  background: rgba(0, 163, 173, 0.14);
  border-color: rgba(0, 163, 173, 0.55);
  color: #006970;
  font-weight: 600;
}

.search-overlay-footer {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 12px;
  padding: 8px 14px;
  border-top: 1px solid #dbe5f1;
  background: #f8fbff;
  color: #64748b;
  font-size: 0.78rem;
}

.search-overlay-footer > span:nth-child(3):last-child {
  grid-column: 1 / -1;
}

.search-overlay-footer kbd {
  display: inline-block;
  padding: 1px 5px;
  border: 1px solid #cfdbea;
  border-radius: 4px;
  background: #fff;
  font-family: Consolas, monospace;
  font-size: 0.72rem;
}

.search-recent-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 12px 8px;
}

.search-recent-item {
  border: 1px solid #dbe5f1;
  background: #fff;
  color: #0f5c9c;
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 0.84rem;
  cursor: pointer;
}

.search-recent-item:hover {
  background: rgba(0, 163, 173, 0.06);
  border-color: rgba(0, 163, 173, 0.35);
}

.search-overlay-hint {
  padding: 8px 16px 12px;
  font-size: 0.82rem;
  color: #64748b;
}

.search-overlay-hint-prompt {
  padding-top: 12px;
  padding-bottom: 4px;
  color: #355476;
  font-size: 0.88rem;
}

.search-no-results-tips {
  margin: 0 0 12px;
  padding: 0 16px 0 28px;
  color: #355476;
  font-size: 0.88rem;
  line-height: 1.5;
}

.search-no-results-tips li + li {
  margin-top: 6px;
}

.search-help-backdrop {
  position: fixed;
  inset: 0;
  z-index: 220;
  border: none;
  padding: 0;
  background: transparent;
  cursor: default;
}

.search-help-popover {
  position: fixed;
  z-index: 230;
  width: min(320px, calc(100vw - 24px));
  max-height: min(70vh, 480px);
  overflow-y: auto;
  padding: 16px 18px;
  border: 1px solid #cfdbea;
  border-radius: 10px;
  background: #ffffff;
  box-shadow: 0 14px 36px rgba(18, 50, 87, 0.16);
  color: #123257;
}

.search-help-title {
  margin: 0 0 8px;
  font-size: 1rem;
  color: #123257;
}

.search-help-intro,
.search-help-text {
  margin: 0 0 12px;
  font-size: 0.88rem;
  line-height: 1.5;
  color: #355476;
}

.search-help-subtitle {
  margin: 0 0 6px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: #64748b;
}

.search-help-list {
  margin: 0 0 14px;
  padding-left: 1.15rem;
  font-size: 0.86rem;
  line-height: 1.5;
  color: #355476;
}

.search-help-list li + li {
  margin-top: 4px;
}

.search-help-list kbd,
.search-help-list code {
  font-size: 0.82rem;
}

.search-help-list kbd {
  display: inline-block;
  padding: 1px 5px;
  border: 1px solid #cfdbea;
  border-radius: 4px;
  background: #f8fbff;
  font-family: Consolas, monospace;
}

.search-overlay-input-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid #dbe5f1;
  background: #ffffff;
}

.search-overlay-input-icon {
  flex-shrink: 0;
  color: #00a3ad;
  display: inline-flex;
}

.search-overlay-input {
  flex: 1;
  min-width: 0;
  border: none;
  background: transparent;
  color: #123257;
  font-family: "Source_Sans_Pro_Regular", sans-serif;
  font-size: 1rem;
  line-height: 1.4;
  outline: none;
}

.search-overlay-input::placeholder {
  color: #64748b;
}

.search-overlay-kbd {
  flex-shrink: 0;
  padding: 2px 7px;
  border-radius: 6px;
  border: 1px solid #cfdbea;
  background: #fff;
  color: #64748b;
  font-size: 0.72rem;
  font-family: Consolas, monospace;
}

.search-overlay-body {
  overflow-y: auto;
  padding: 8px 0 10px;
}

.search-overlay-status {
  padding: 14px 16px;
  color: #355476;
  font-size: 0.92rem;
}

.search-overlay-status-error {
  color: #9b1c1c;
}

.search-overlay-group {
  padding: 0 0 8px;
}

.search-overlay-group + .search-overlay-group {
  border-top: 1px solid #dbe5f1;
}

.search-overlay-group-kf {
  background: rgba(0, 63, 125, 0.04);
}

.search-overlay-group-pub {
  background: #ffffff;
}

.search-overlay-group-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 10px 16px 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.search-overlay-group-title-kf {
  color: #003f7d;
}

.search-overlay-group-title-pub {
  color: #006970;
}

.search-overlay-group-icon {
  flex-shrink: 0;
}

.search-overlay-group-count {
  margin-left: auto;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid #cfdbea;
  color: #355476;
}

.search-overlay-group-title-kf .search-overlay-group-count {
  border-color: rgba(0, 63, 125, 0.18);
  color: #003f7d;
}

.search-overlay-group-title-pub .search-overlay-group-count {
  border-color: rgba(0, 163, 173, 0.25);
  color: #006970;
}

.search-result-item {
  display: block;
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  padding: 10px 16px 10px 20px;
  cursor: pointer;
  font: inherit;
  color: inherit;
  text-decoration: none;
  border-left: 3px solid transparent;
}

.search-result-item-kf:hover,
.search-result-item-kf.is-active {
  background: rgba(0, 63, 125, 0.07);
  border-left-color: #003f7d;
}

.search-result-item-pub:hover,
.search-result-item-pub.is-active {
  background: rgba(0, 163, 173, 0.08);
  border-left-color: #00a3ad;
}

.search-result-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 4px;
}

.search-result-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  background: #eef4fb;
  color: #123257;
  border: 1px solid #cfdbea;
}

.search-result-badge-accent {
  background: rgba(0, 163, 173, 0.12);
  border-color: rgba(0, 163, 173, 0.35);
  color: #006970;
}

.search-result-title {
  font-weight: 600;
  color: #123257;
  line-height: 1.35;
  margin-bottom: 2px;
}

.search-result-meta {
  font-size: 0.84rem;
  color: #355476;
  margin-bottom: 4px;
}

.search-result-snippet {
  font-size: 0.88rem;
  color: #123257;
  line-height: 1.45;
  margin-bottom: 4px;
}

.search-result-context {
  font-size: 0.82rem;
  color: #0f5c9c;
}

.search-result-kf-desc {
  font-size: 0.88rem;
  color: #355476;
  line-height: 1.45;
}

.search-highlight mark,
.search-highlight em {
  background: rgba(255, 176, 32, 0.35);
  color: inherit;
  font-style: normal;
  padding: 0 1px;
  border-radius: 2px;
}

.search-overlay-quicklinks {
  display: grid;
  gap: 6px;
  padding: 4px 10px 8px;
}

.search-overlay-quicklink {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #dbe5f1;
  background: #fff;
  color: #123257;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
}

.search-overlay-quicklink:hover {
  border-color: rgba(0, 163, 173, 0.45);
  background: rgba(0, 163, 173, 0.06);
}

.search-overlay-quicklink span {
  display: block;
  margin-top: 2px;
  font-weight: 400;
  font-size: 0.82rem;
  color: #355476;
}

@media (max-width: 720px) {
  .search-overlay-panel {
    top: 0;
    left: 0;
    right: 0;
    transform: none;
    width: 100%;
    max-height: 100vh;
    border-radius: 0;
    border-left: none;
    border-right: none;
  }

  .search-overlay-kbd {
    display: none;
  }
}