/* Hallmark · macrostructure: Stat-Led admin overlay on existing workbench · component: acronym intake + review + visitor analytics · genre: modern-minimal · tone: precise and operational · anchor hue: cyan · theme: existing Atlas system
 * pre-emit critique: P4 H5 E5 S5 R5 V4 · scoped slop test: pass · full-page legacy audit: not asserted
 * states: default · hover · focus · active · disabled · loading · error · success · contrast: pass (46–50)
 * nav: N5 preserved · footer: Ft2 preserved · honest: pass (56) · chrome: pass (57) · tokens: pass (58, new surfaces) · responsive: pass (36, 59, 61–69) · icons: pass (60)
 */
:root {
  --bg: #070914;
  --bg-soft: #0d1022;
  --panel: rgba(255, 255, 255, 0.075);
  --panel-strong: rgba(255, 255, 255, 0.12);
  --border: rgba(255, 255, 255, 0.14);
  --border-strong: rgba(255, 255, 255, 0.26);
  --text: #f6f7fb;
  --muted: #a8afc7;
  --soft: #d7dcf1;
  --accent: #8b5cf6;
  --accent-2: #06b6d4;
  --accent-3: #22c55e;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.45);
  --radius-lg: 32px;
  --radius-md: 22px;
  --radius-sm: 14px;
  --blur: blur(22px);
  --font-body: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", monospace;
  --autocomplete-bg: rgba(10, 13, 28, 0.98);
  --autocomplete-surface-open: #0a0d1c;
  --autocomplete-border: rgba(255, 255, 255, 0.16);
  --autocomplete-option: rgba(255, 255, 255, 0.07);
  --autocomplete-option-active: rgba(6, 182, 212, 0.16);
  --autocomplete-shadow: 0 22px 54px rgba(0, 0, 0, 0.34);
  --autocomplete-error: #f87171;
  --autocomplete-success: #22c55e;
  --chip-category-font-size: 0.61rem;
  --chip-tag-font-size: 0.68rem;
  --chip-category-min-height: 24px;
  --chip-tag-min-height: 26px;
}

/* Administrator, submission, and visitor analytics surfaces. New declarations use tokens.css. */
.account-button,
.dialog-close,
.admin-refresh,
.add-acronym-button,
.dialog-primary,
.dialog-secondary,
.admin-tabs button,
.aggregation-switch button,
.period-navigation button,
.account-menu button,
.review-actions button {
  min-height: 44px;
  white-space: nowrap;
  font-family: var(--font-body-ui);
  transition: background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out), opacity var(--dur-short) var(--ease-out);
}

.account-button:focus-visible,
.dialog-close:focus-visible,
.admin-refresh:focus-visible,
.add-acronym-button:focus-visible,
.dialog-primary:focus-visible,
.dialog-secondary:focus-visible,
.admin-tabs button:focus-visible,
.aggregation-switch button:focus-visible,
.period-navigation button:focus-visible,
.account-menu button:focus-visible,
.review-actions button:focus-visible,
.atlas-field:focus-visible,
.visitor-date-fields select:focus-visible,
.visitor-date-fields input:focus-visible,
.review-form input:focus-visible,
.review-form textarea:focus-visible,
.review-form select:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.account-button:active,
.dialog-close:active,
.admin-refresh:active,
.add-acronym-button:active,
.dialog-primary:active,
.dialog-secondary:active,
.admin-tabs button:active,
.aggregation-switch button:active,
.period-navigation button:active,
.account-menu button:active,
.review-actions button:active {
  transform: translateY(1px);
}

.account-button:disabled,
.admin-refresh:disabled,
.add-acronym-button:disabled,
.dialog-primary:disabled,
.dialog-secondary:disabled,
.review-actions button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.account-button {
  position: relative;
  display: inline-grid;
  width: 44px;
  place-items: center;
  padding: 0;
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-muted);
}

.account-button svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.account-status-dot {
  position: absolute;
  inset: auto 2px 2px auto;
  width: 8px;
  height: 8px;
  border: 2px solid var(--color-paper-raised);
  border-radius: 50%;
  background: var(--color-muted);
}

.account-button.is-authenticated {
  color: var(--color-ink);
}

.account-button.is-authenticated .account-status-dot {
  background: var(--color-success);
}

.account-menu {
  position: fixed;
  z-index: 100;
  width: min(280px, calc(100% - 24px));
  padding: var(--space-xs);
  border: var(--rule-hair) solid var(--color-rule-strong);
  border-radius: var(--radius-control);
  background: var(--color-paper-raised);
  color: var(--color-ink);
  box-shadow: var(--shadow);
}

.account-menu::backdrop {
  background: transparent;
}

.account-menu-user {
  padding: var(--space-sm) var(--space-md);
  color: var(--color-muted);
  font: 700 var(--text-xs)/1.4 var(--font-data);
  overflow-wrap: anywhere;
}

.account-menu button {
  width: 100%;
  padding-inline: var(--space-md);
  border: 0;
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--color-ink);
  text-align: start;
}

.add-acronym-button {
  align-items: center;
  justify-content: center;
  padding-inline: var(--space-md);
  border: var(--rule-hair) solid var(--color-accent);
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--color-accent);
  font-weight: 800;
}

.add-acronym-button[hidden] { display: none !important; }

.search-feedback-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.compact-add { flex: 0 0 auto; }

.atlas-dialog,
.admin-workspace-dialog {
  margin: auto;
  padding: 0;
  border: var(--rule-hair) solid var(--color-rule-strong);
  border-radius: var(--radius-dialog);
  background: var(--color-paper-raised);
  color: var(--color-ink);
  opacity: 0;
  transform: scale(0.98);
  transition: opacity var(--dur-long) var(--ease-out), transform var(--dur-long) var(--ease-out), overlay var(--dur-long) allow-discrete, display var(--dur-long) allow-discrete;
}

.atlas-dialog[open],
.admin-workspace-dialog[open] {
  opacity: 1;
  transform: none;
}

@starting-style {
  .atlas-dialog[open],
  .admin-workspace-dialog[open] {
    opacity: 0;
    transform: scale(0.98);
  }
}

.atlas-dialog::backdrop,
.admin-workspace-dialog::backdrop {
  background: var(--color-backdrop);
}

.atlas-dialog {
  width: min(620px, calc(100% - 24px));
  max-height: calc(100dvh - 24px);
}

.dialog-surface {
  display: grid;
  gap: var(--space-sm);
  max-height: calc(100dvh - 26px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: clamp(var(--space-lg), 5vw, var(--space-xl));
}

.dialog-heading,
.admin-workspace-header,
.admin-section-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-lg);
}

.dialog-heading h2,
.admin-workspace-header h2,
.admin-section-heading h3 {
  margin: 0;
  overflow-wrap: anywhere;
  letter-spacing: -0.025em;
}

.dialog-heading p,
.admin-section-heading p {
  max-width: 62ch;
  margin: var(--space-xs) 0 0;
  color: var(--color-muted);
}

.dialog-close {
  flex: 0 0 44px;
  width: 44px;
  padding: 0;
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: 50%;
  background: transparent;
  color: var(--color-ink);
  font-size: var(--text-md);
}

.field-label {
  margin-top: var(--space-xs);
  font-weight: 800;
}

.atlas-field,
.visitor-date-fields select,
.visitor-date-fields input,
.review-form input,
.review-form textarea,
.review-form select {
  width: 100%;
  min-height: 44px;
  padding: var(--space-sm) var(--space-md);
  border: var(--rule-hair) solid var(--color-rule-strong);
  border-radius: var(--radius-control);
  outline: 2px solid transparent;
  outline-offset: 1px;
  background: var(--color-surface);
  color: var(--color-ink);
  font: inherit;
}

.review-form textarea {
  min-height: 7rem;
  resize: vertical;
}

.atlas-field[aria-invalid="true"],
.review-form [aria-invalid="true"] {
  border-color: var(--color-error);
}

.field-help {
  min-height: 1.4em;
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.field-help.is-error { color: var(--color-error); }
.field-help.is-success { color: var(--color-success); }

.dialog-actions,
.review-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.dialog-primary,
.dialog-secondary,
.admin-refresh,
.review-actions button {
  padding-inline: var(--space-lg);
  border: var(--rule-hair) solid var(--color-rule-strong);
  border-radius: var(--radius-control);
  background: var(--color-ink);
  color: var(--color-paper);
  font-weight: 800;
}

.dialog-secondary,
.admin-refresh,
.review-actions .disapprove-button {
  background: transparent;
  color: var(--color-ink);
}

.submission-code-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-md);
  border-block: var(--rule-hair) solid var(--color-rule);
  color: var(--color-muted);
}

.submission-code-row strong {
  color: var(--color-ink);
  font: 800 var(--text-xl)/1 var(--font-data);
}

.submission-progress {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  border-radius: var(--radius-control);
  background: var(--color-surface);
  color: var(--color-soft);
}

.submission-progress[hidden],
.submission-debug[hidden] {
  display: none !important;
}

.submission-debug {
  scroll-margin-block: var(--space-md);
  padding: var(--space-md);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-control);
  background: color-mix(in srgb, var(--color-surface) 72%, transparent);
}

.submission-debug h3 {
  margin: 0 0 var(--space-sm);
  color: var(--color-soft);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.submission-debug ol {
  display: grid;
  gap: var(--space-xs);
  margin: 0;
  padding: 0;
  list-style: none;
}

.submission-debug li {
  display: grid;
  grid-template-columns: 16px 1fr;
  align-items: start;
  gap: var(--space-sm);
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.submission-step-marker {
  width: 10px;
  height: 10px;
  margin-top: 0.35em;
  border: 2px solid var(--color-rule-strong);
  border-radius: 50%;
}

.submission-debug li[data-status="active"] .submission-step-marker {
  border-color: var(--color-accent);
  border-top-color: transparent;
  animation: atlas-spin 800ms linear infinite;
}

.submission-debug li[data-status="done"] .submission-step-marker {
  border-color: var(--color-success);
  background: var(--color-success);
}

.submission-debug li[data-status="warning"] .submission-step-marker,
.submission-debug li[data-status="failed"] .submission-step-marker {
  border-color: var(--color-error);
  background: var(--color-error);
}

.submission-step-copy small {
  display: block;
  color: var(--color-soft);
}

.submission-step-elapsed {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
}

.inline-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-rule-strong);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: atlas-spin 900ms linear infinite;
}

@keyframes atlas-spin { to { transform: rotate(1turn); } }

.candidate-list {
  display: grid;
  gap: var(--space-sm);
}

.candidate-option {
  display: grid;
  gap: var(--space-xs);
  width: 100%;
  padding: var(--space-md);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-control);
  background: var(--color-surface);
  color: var(--color-ink);
  text-align: start;
}

.candidate-option strong { font-size: var(--text-md); }
.candidate-option span { color: var(--color-muted); line-height: 1.55; }
.candidate-option small { color: var(--color-soft); }
.candidate-option[data-quality="approved"] { border-color: var(--color-success); }
.candidate-option[data-quality="rejected"] { border-color: var(--color-error); }
.candidate-option[data-state="loading"] { opacity: 0.65; }

.submission-result {
  min-height: 1.5em;
  color: var(--color-soft);
}

.submission-result.is-error { color: var(--color-error); }
.submission-result.is-success { color: var(--color-success); }

.admin-workspace-dialog {
  width: min(1320px, calc(100% - 24px));
  height: min(920px, calc(100dvh - 24px));
  max-width: none;
  max-height: none;
}

.admin-workspace-shell {
  height: 100%;
  padding: clamp(var(--space-md), 3vw, var(--space-xl));
  overflow: auto;
}

.admin-workspace-header {
  align-items: center;
  padding-bottom: var(--space-lg);
  border-bottom: var(--rule-hair) solid var(--color-rule);
}

.admin-context {
  color: var(--color-accent);
  font: 800 var(--text-xs)/1.4 var(--font-data);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-tabs,
.aggregation-switch {
  display: flex;
  width: fit-content;
  max-width: 100%;
  gap: var(--space-2xs);
  margin-block: var(--space-lg);
  padding: var(--space-2xs);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: 999px;
  background: var(--color-surface);
  overflow-x: auto;
}

.admin-tabs button,
.aggregation-switch button {
  padding-inline: var(--space-md);
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--color-muted);
  font-weight: 800;
}

.admin-tabs button[aria-selected="true"],
.aggregation-switch button[aria-pressed="true"] {
  background: var(--color-ink);
  color: var(--color-paper);
}

.admin-panel {
  min-width: 0;
}

.pending-review-list {
  display: grid;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.review-card {
  padding-block: var(--space-lg);
  border-top: var(--rule-hair) solid var(--color-rule);
}

.review-card:first-child { border-top: 0; }

.review-card-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.review-card-heading strong {
  font: 800 var(--text-xl)/1 var(--font-data);
}

.quality-badge,
.visitor-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding-inline: var(--space-sm);
  border: var(--rule-hair) solid var(--color-rule-strong);
  border-radius: 999px;
  color: var(--color-soft);
  font-size: var(--text-xs);
  white-space: nowrap;
}

.review-quality-note {
  margin: 0 0 var(--space-md);
  color: var(--color-muted);
}

.review-form {
  display: grid;
  gap: var(--space-sm);
}

.review-form label {
  display: grid;
  gap: var(--space-xs);
  min-width: 0;
  font-weight: 800;
}

.visitor-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-block: var(--rule-hair) solid var(--color-rule);
}

.visitor-summary article {
  display: grid;
  gap: var(--space-xs);
  padding: var(--space-lg) 0;
  border-bottom: var(--rule-hair) solid var(--color-rule);
}

.visitor-summary article:last-child { border-bottom: 0; }
.visitor-summary span { color: var(--color-muted); }
.visitor-summary strong {
  font: 800 clamp(2.5rem, 9vw, 4.5rem)/0.9 var(--font-data);
  letter-spacing: -0.06em;
  font-variant-numeric: tabular-nums;
}
.visitor-summary small { color: var(--color-soft); }

.visitor-chart-panel {
  margin-top: var(--space-xl);
}

.visitor-chart-toolbar,
.visitor-date-fields,
.period-navigation {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-md);
}

.visitor-date-fields label {
  display: grid;
  gap: var(--space-xs);
  min-width: min(100%, 150px);
  color: var(--color-muted);
  font-size: var(--text-sm);
  font-weight: 800;
}

.period-navigation {
  align-items: center;
  margin-block: var(--space-lg) var(--space-sm);
}

.period-navigation strong {
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.period-navigation button {
  width: 44px;
  padding: 0;
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: 50%;
  background: transparent;
  color: var(--color-ink);
}

.visitor-chart-wrap {
  position: relative;
  min-height: 340px;
  border-block: var(--rule-hair) solid var(--color-rule);
}

#visitorChart {
  display: block;
  width: 100%;
  height: 340px;
  overflow: visible;
}

.chart-grid-line { stroke: var(--color-rule); stroke-width: 1; }
.chart-axis-label { fill: var(--color-muted); font: 12px var(--font-data); }
.chart-line { fill: none; stroke: var(--color-accent); stroke-width: 2.5; vector-effect: non-scaling-stroke; }
.chart-area { fill: var(--color-surface); }
.chart-point { fill: var(--color-paper-raised); stroke: var(--color-accent); stroke-width: 2; cursor: pointer; }
.chart-point:focus { outline: none; stroke: var(--color-focus); stroke-width: 4; }

.chart-tooltip {
  position: fixed;
  z-index: 600;
  max-width: 240px;
  padding: var(--space-xs) var(--space-sm);
  border: var(--rule-hair) solid var(--color-rule-strong);
  border-radius: var(--radius-control);
  background: var(--color-paper-raised);
  color: var(--color-ink);
  font-size: var(--text-sm);
  pointer-events: none;
}

.chart-empty,
.admin-empty {
  display: grid;
  place-content: center;
  gap: var(--space-xs);
  min-height: 240px;
  color: var(--color-muted);
  text-align: center;
}

.chart-empty strong,
.admin-empty strong { color: var(--color-ink); }

.recent-visitors-section {
  margin-top: var(--space-xl);
}

.visitor-table-wrap {
  margin-top: var(--space-md);
}

.visitor-table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.visitor-table th,
.visitor-table td {
  padding: var(--space-sm);
  border-bottom: var(--rule-hair) solid var(--color-rule);
  text-align: start;
  vertical-align: top;
}

.visitor-table th {
  color: var(--color-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.visitor-name-cell {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs);
}

.visitor-badge.is-online { border-color: var(--color-success); }

.toast-region {
  position: fixed;
  z-index: 500;
  inset: auto var(--space-md) var(--space-md) auto;
  display: grid;
  gap: var(--space-xs);
  width: min(380px, calc(100% - 32px));
}

.atlas-toast {
  padding: var(--space-md);
  border: var(--rule-hair) solid var(--color-rule-strong);
  border-radius: var(--radius-control);
  background: var(--color-paper-raised);
  color: var(--color-ink);
  opacity: 0;
  transform: translateY(8px);
  animation: toast-enter var(--dur-long) var(--ease-out) forwards;
}

.atlas-toast.is-error { border-color: var(--color-error); }
@keyframes toast-enter { to { opacity: 1; transform: none; } }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (hover: hover) and (pointer: fine) {
  .account-button:hover,
  .dialog-close:hover,
  .admin-refresh:hover,
  .add-acronym-button:hover,
  .dialog-secondary:hover,
  .period-navigation button:hover,
  .review-actions .disapprove-button:hover,
  .account-menu button:hover {
    background: var(--color-surface-strong);
    transform: translateY(-1px);
  }
  .dialog-primary:hover,
  .review-actions button:not(.disapprove-button):hover {
    transform: translateY(-1px);
  }
  .candidate-option:hover { background: var(--color-surface-strong); }
}

@media (min-width: 40rem) {
  .review-form {
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  }
  .review-form .review-wide,
  .review-actions { grid-column: 1 / -1; }
  .visitor-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .visitor-summary article:nth-child(odd) { padding-inline-end: var(--space-lg); }
  .visitor-summary article:nth-child(even) { padding-inline-start: var(--space-lg); border-inline-start: var(--rule-hair) solid var(--color-rule); }
  .visitor-summary article:nth-last-child(-n+2) { border-bottom: 0; }
}

@media (min-width: 60rem) {
  .visitor-summary { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .visitor-summary article {
    padding-inline: var(--space-lg);
    border-inline-start: var(--rule-hair) solid var(--color-rule);
    border-bottom: 0;
  }
  .visitor-summary article:first-child {
    padding-inline-start: 0;
    border-inline-start: 0;
  }
  .visitor-summary article:last-child { padding-inline-end: 0; }
}

@media (max-width: 47.99rem) {
  .visitor-table thead { display: none; }
  .visitor-table,
  .visitor-table tbody,
  .visitor-table tr,
  .visitor-table td { display: block; width: 100%; }
  .visitor-table tr {
    padding-block: var(--space-md);
    border-top: var(--rule-hair) solid var(--color-rule);
  }
  .visitor-table td {
    display: grid;
    grid-template-columns: minmax(90px, 0.7fr) minmax(0, 1.3fr);
    gap: var(--space-sm);
    padding: var(--space-xs) 0;
    border: 0;
  }
  .visitor-table td::before {
    content: attr(data-label);
    color: var(--color-muted);
    font-size: var(--text-xs);
    font-weight: 800;
  }
  .admin-section-heading { display: grid; }
  .admin-section-heading .admin-refresh { justify-self: start; }
}

@media (prefers-reduced-motion: reduce) {
  .atlas-dialog,
  .admin-workspace-dialog,
  .atlas-toast {
    transform: none;
    transition-duration: 150ms;
    animation-duration: 150ms;
  }
}


body.light-theme {
  --bg: #f5f7ff;
  --bg-soft: #eef2ff;
  --panel: rgba(255, 255, 255, 0.72);
  --panel-strong: rgba(255, 255, 255, 0.88);
  --border: rgba(20, 28, 55, 0.12);
  --border-strong: rgba(20, 28, 55, 0.22);
  --text: #101425;
  --muted: #596176;
  --soft: #293146;
  --accent: #6d5dfc;
  --accent-2: #0891b2;
  --accent-3: #16a34a;
  --shadow: 0 28px 80px rgba(37, 47, 82, 0.18);
  --autocomplete-bg: rgba(255, 255, 255, 0.98);
  --autocomplete-surface-open: #ffffff;
  --autocomplete-border: rgba(20, 28, 55, 0.15);
  --autocomplete-option: rgba(20, 28, 55, 0.055);
  --autocomplete-option-active: rgba(8, 145, 178, 0.12);
  --autocomplete-shadow: 0 22px 48px rgba(37, 47, 82, 0.18);
  --autocomplete-error: #b91c1c;
  --autocomplete-success: #15803d;
}

body.light-theme {
  background:
    radial-gradient(circle at 15% 15%, rgba(109, 93, 252, 0.18), transparent 34%),
    radial-gradient(circle at 88% 14%, rgba(8, 145, 178, 0.16), transparent 30%),
    radial-gradient(circle at 50% 95%, rgba(22, 163, 74, 0.10), transparent 32%),
    var(--bg);
}

body.light-theme .site-header,
body.light-theme .panel-card {
  background: rgba(255, 255, 255, 0.68);
}

body.light-theme .hero::before,
body.light-theme .insight-card,
body.light-theme .acronym-card,
body.light-theme .network-map {
  background:
    linear-gradient(145deg, rgba(255,255,255,0.80), rgba(255,255,255,0.48)),
    radial-gradient(circle at 20% 0%, rgba(109,93,252,0.10), transparent 38%);
}

body.light-theme .hero-search > button {
  background: #111827;
  color: #fff;
}

body.light-theme .hero-card,
body.light-theme .node-core,
body.light-theme .node-expansion,
body.light-theme .tag,
body.light-theme .related-tag,
body.light-theme .selected-filter-pill {
  background: rgba(255,255,255,0.72);
  color: var(--text);
}

body.light-theme .semantic-node,
body.light-theme .hero-card-main p,
body.light-theme .panel-card h3,
body.light-theme .insight-card strong,
body.light-theme .acronym-card .meaning {
  color: var(--text);
}

body.light-theme .node-expansion {
  background: rgba(255,255,255,.78);
}

body.light-theme .theme-toggle-track {
  background: rgba(20, 28, 55, 0.12);
}

body.light-theme .data-source-pill,
body.light-theme .version-pill,
body.light-theme .motion-toggle,
body.light-theme .language-selector-trigger {
  background: rgba(255,255,255,0.72);
  color: #475069;
  border-color: rgba(20, 28, 55, 0.10);
}

body.light-theme .motion-toggle-track {
  background: rgba(20, 28, 55, 0.10);
  border-color: rgba(20, 28, 55, 0.14);
}


* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 15%, rgba(139, 92, 246, 0.28), transparent 34%),
    radial-gradient(circle at 88% 14%, rgba(6, 182, 212, 0.22), transparent 30%),
    radial-gradient(circle at 50% 95%, rgba(34, 197, 94, 0.12), transparent 32%),
    var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: clip;
}
body.panel-open { overflow: hidden; }
button, input { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
code {
  border: 1px solid rgba(255,255,255,.11);
  border-radius: 8px;
  padding: 2px 6px;
  background: rgba(255,255,255,.07);
  color: #e8efff;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.18;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.orb {
  position: fixed;
  width: 360px;
  height: 360px;
  border-radius: 999px;
  filter: blur(42px);
  opacity: 0.34;
  z-index: -2;
  animation: drift 13s ease-in-out infinite alternate;
}
.orb-a { left: -110px; top: 120px; background: #8b5cf6; }
.orb-b { right: -120px; top: 360px; background: #06b6d4; animation-delay: -4s; }
.orb-c { left: 38%; bottom: -180px; background: #22c55e; animation-delay: -7s; }
@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(48px, -28px, 0) scale(1.12); }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 32px));
  margin: 18px auto 0;
  padding: 12px 14px 12px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(9, 12, 27, 0.62);
  backdrop-filter: var(--blur);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.22);
  transition: width 0.24s ease, border-radius 0.24s ease, margin 0.24s ease;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-copy {
  display: grid;
  gap: 1px;
  line-height: 1;
}

.brand-name {
  color: var(--text);
  font-size: 0.98rem;
}

.brand-slogan {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(139,92,246,0.95), rgba(6,182,212,0.95));
  color: #fff;
  box-shadow: 0 12px 34px rgba(139, 92, 246, 0.42);
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
}
.header-nav a { transition: color 0.2s ease, transform 0.2s ease; }
.header-nav a:hover { color: var(--text); transform: translateY(-1px); }

.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1 1 320px;
  max-width: 0;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  transition: border-color 0.12s ease, background 0.12s ease;
}

.header-search svg {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  fill: var(--muted);
}

.header-search input {
  min-width: 0;
  width: 100%;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
}

body.show-header-search .header-search {
  max-width: 360px;
  opacity: 1;
  pointer-events: auto;
  padding: 9px 13px;
  border-color: var(--border);
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.language-selector {
  position: relative;
  flex: 0 0 auto;
}

.language-selector-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-width: 78px;
  min-height: 44px;
  padding: 7px 10px;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 999px;
  outline: 2px solid transparent;
  outline-offset: 2px;
  background: rgba(255,255,255,0.075);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
  transition: transform 0.16s ease, background-color 0.16s ease, border-color 0.16s ease;
}

.language-selector-trigger img,
.language-menu-option img {
  display: block;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.18);
}

.language-selector-trigger svg {
  width: 13px;
  height: 13px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  transition: transform 0.16s ease;
}

.language-selector-trigger[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.language-selector-trigger:focus-visible,
.language-menu-option:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
}

.language-selector[aria-busy="true"] .language-selector-trigger {
  cursor: progress;
  opacity: 0.62;
}

.language-selector-trigger:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.language-selector.language-error .language-selector-trigger {
  border-color: var(--autocomplete-error);
}

@media (hover: hover) and (pointer: fine) {
  .language-selector-trigger:hover,
  .language-menu-option:hover {
    border-color: rgba(6,182,212,0.46);
    background: rgba(6,182,212,0.12);
    transform: translateY(-1px);
  }
}

.language-selector-trigger:active,
.language-menu-option:active {
  transform: translateY(1px);
}

.language-menu {
  position: fixed;
  z-index: 100;
  width: min(236px, calc(100% - 24px));
  max-height: min(420px, calc(100dvh - 24px));
  margin: 0;
  padding: 8px;
  border: 1px solid var(--autocomplete-border);
  border-radius: 18px;
  background: var(--autocomplete-bg);
  color: var(--text);
  box-shadow: var(--autocomplete-shadow);
  backdrop-filter: blur(22px);
  overflow: auto;
}

.language-menu::backdrop {
  background: transparent;
}

.language-menu-option {
  display: grid;
  grid-template-columns: 24px 34px minmax(0, 1fr) 16px;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 44px;
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: 12px;
  outline: 2px solid transparent;
  outline-offset: 1px;
  background: transparent;
  color: inherit;
  text-align: start;
  transition: transform 0.16s ease, background-color 0.16s ease, border-color 0.16s ease;
}

.language-menu-option-code {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 800;
}

.language-menu-option-name {
  min-width: 0;
  overflow: hidden;
  font-size: 0.82rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.language-menu-option-check {
  color: var(--accent-2);
  font-weight: 900;
  opacity: 0;
}

.language-menu-option[aria-selected="true"] {
  border-color: rgba(6,182,212,0.30);
  background: rgba(6,182,212,0.10);
}

.language-menu-option[aria-selected="true"] .language-menu-option-check {
  opacity: 1;
}

.data-source-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 28px;
  padding: 6px 10px;
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 999px;
  background: rgba(255,255,255,0.055);
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.version-pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 6px 9px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  white-space: nowrap;
  opacity: 0.72;
}

.source-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #94a3b8;
  box-shadow: 0 0 0 3px rgba(148, 163, 184, 0.10);
}

.data-source-pill[data-source="api"] .source-dot {
  background: #22c55e;
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.12);
}

.data-source-pill[data-source="api-cached"] .source-dot {
  background: #f97316;
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.13);
}

.data-source-pill[data-source="json"] .source-dot {
  background: #f59e0b;
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.13);
}

.data-source-pill[data-source="preload"] .source-dot {
  background: #8b5cf6;
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.13);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
  cursor: pointer;
  user-select: none;
}

.theme-toggle input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.theme-toggle-track {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: 48px;
  height: 27px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 999px;
  background: rgba(255,255,255,0.09);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.12);
  transition: background .2s ease, border-color .2s ease;
}

.theme-toggle-thumb {
  position: absolute;
  left: 4px;
  width: 19px;
  height: 19px;
  border-radius: 999px;
  background: linear-gradient(135deg, #fff, #dfe8ff);
  box-shadow: 0 8px 18px rgba(0,0,0,.22);
  transition: transform .22s ease;
}

.theme-toggle input:checked + .theme-toggle-track {
  background: rgba(139,92,246,0.24);
  border-color: rgba(139,92,246,0.34);
}

.theme-toggle input:checked + .theme-toggle-track .theme-toggle-thumb {
  transform: translateX(21px);
}

.theme-toggle input:focus-visible + .theme-toggle-track {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
}


.header-cta {
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 999px;
  padding: 10px 18px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.92), rgba(6, 182, 212, 0.88));
  color: #fff;
  font-weight: 800;
  box-shadow: 0 12px 34px rgba(6, 182, 212, 0.2);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.header-cta:hover { transform: translateY(-2px); box-shadow: 0 18px 42px rgba(139, 92, 246, 0.36); }

main {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.first-visit-guide {
  margin: 24px 0 0;
}

.first-visit-guide > summary {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 38px;
  padding: 7px 12px 7px 14px;
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--panel);
  color: var(--text);
  backdrop-filter: var(--blur);
  list-style: none;
  cursor: pointer;
}

.first-visit-guide > summary::-webkit-details-marker {
  display: none;
}

.first-visit-guide > summary:focus-visible {
  outline: 3px solid var(--accent-2);
  outline-offset: 3px;
}

.first-visit-guide > summary:hover {
  background: var(--panel-strong);
}

.first-visit-guide > summary:active {
  transform: translateY(1px);
}

.first-visit-guide-title {
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: -0.01em;
}

.first-visit-guide-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.64rem;
  font-weight: 800;
  white-space: nowrap;
}

.first-visit-guide-action svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
  transition: transform 0.18s cubic-bezier(.19,1,.22,1);
}

.first-visit-guide[open] .first-visit-guide-action svg {
  transform: rotate(180deg);
}

.first-visit-guide-content {
  min-width: 0;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 36px;
  align-items: center;
  min-height: 650px;
  padding: 44px 44px 60px;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 70px 0 40px;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 48px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.075), rgba(255,255,255,0.018)),
    radial-gradient(circle at 70% 20%, rgba(139, 92, 246, 0.18), transparent 30%);
  pointer-events: none;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}
.first-visit-guide-content .hero::before {
  inset: 12px 0 24px;
}
.hero-content, .hero-showcase { position: relative; z-index: 1; }
.eyebrow, .section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: #dce5ff;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.pulse-dot {
  width: 9px; height: 9px; border-radius: 999px;
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34,197,94,0.65);
  animation: pulse 1.8s infinite;
}
@keyframes pulse {
  70% { box-shadow: 0 0 0 11px rgba(34,197,94,0); }
  100% { box-shadow: 0 0 0 0 rgba(34,197,94,0); }
}
.hero h1 {
  min-width: 0;
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.5rem, 4.5vw, 4.4rem);
  line-height: 0.92;
  letter-spacing: -0.08em;
  overflow-wrap: anywhere;
  text-wrap: balance;
}
.hero-subtitle {
  max-width: 560px;
  margin: 22px 0 0;
  color: var(--soft);
  font-size: clamp(1rem, 1.55vw, 1.12rem);
  line-height: 1.62;
}
.hero-search {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 680px;
  margin-top: 28px;
  padding: 8px 8px 8px 16px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: var(--blur);
  box-shadow: 0 28px 80px rgba(0,0,0,0.36), inset 0 1px 0 rgba(255,255,255,0.14);
}
.hero-search:focus-within {
  border-color: rgba(6, 182, 212, 0.62);
  box-shadow: 0 30px 90px rgba(6,182,212,0.14), 0 0 0 5px rgba(6,182,212,0.09), inset 0 1px 0 rgba(255,255,255,0.14);
}
.hero-search svg, .compact-search svg {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  fill: var(--muted);
}
.hero-search input, .compact-search input {
  min-width: 0;
  width: 100%;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--text);
  text-transform: uppercase;
}
.hero-search input { height: 42px; font-size: 0.92rem; }
.hero-search input::placeholder, .compact-search input::placeholder { color: rgba(215,220,241,0.54); }
.hero-search > button {
  flex: 0 0 auto;
  border: 0;
  border-radius: 999px;
  padding: 12px 20px;
  background: #fff;
  color: #101223;
  font-weight: 900;
  transition: transform 0.2s ease, background 0.2s ease;
}
.hero-search > button:hover { transform: scale(1.03); background: #eef7ff; }
.search-result-hint {
  min-height: 22px;
  margin-top: 10px;
  color: var(--soft);
  font-size: 0.88rem;
  font-weight: 850;
}
.search-result-hint.compact {
  margin-top: 8px;
  text-align: right;
}

.autocomplete-surface {
  position: relative;
}

.autocomplete-surface:has(input:focus-visible) {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
}

.autocomplete-surface:has(input:disabled) {
  cursor: not-allowed;
  opacity: 0.55;
}

.autocomplete-surface:has(input:disabled) input {
  cursor: not-allowed;
}

.autocomplete-surface.autocomplete-open {
  z-index: 60;
  isolation: isolate;
  background: var(--autocomplete-surface-open);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.header-search.autocomplete-open {
  overflow: visible;
}

.autocomplete-listbox {
  position: absolute;
  top: calc(100% + 8px);
  inset-inline: 0;
  z-index: 50;
  display: grid;
  gap: 4px;
  max-height: min(352px, 58dvh);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 8px;
  border: 1px solid var(--autocomplete-border);
  border-radius: 16px;
  background: var(--autocomplete-bg);
  box-shadow: var(--autocomplete-shadow);
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
}

.autocomplete-listbox[hidden] {
  display: none;
}

.autocomplete-option {
  display: flex;
  align-items: baseline;
  gap: 8px;
  width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: 11px;
  background: transparent;
  color: var(--text);
  line-height: 1.25;
  text-align: start;
  white-space: nowrap;
}

.autocomplete-option[aria-selected="true"] {
  border-color: var(--autocomplete-border);
  background: var(--autocomplete-option-active);
}

.autocomplete-option:focus-visible {
  outline: 3px solid var(--accent-2);
  outline-offset: -2px;
}

.autocomplete-option:active {
  transform: translateY(1px);
}

.autocomplete-option:disabled,
.autocomplete-surface:has(input:disabled) .autocomplete-option {
  cursor: not-allowed;
  opacity: 0.5;
}

.autocomplete-surface[aria-busy="true"] .autocomplete-listbox {
  cursor: progress;
  opacity: 0.72;
}

.autocomplete-surface.is-error .autocomplete-listbox {
  border-color: var(--autocomplete-error);
}

.autocomplete-surface.is-success .autocomplete-listbox {
  border-color: var(--autocomplete-success);
}

@media (hover: hover) and (pointer: fine) {
  .autocomplete-option:hover {
    background: var(--autocomplete-option);
  }
}

.autocomplete-acronym {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.autocomplete-separator {
  flex: 0 0 auto;
  color: var(--muted);
  font-weight: 900;
}

.autocomplete-expansion {
  min-width: 0;
  overflow: hidden;
  color: var(--soft);
  font-size: 0.84rem;
  font-weight: 750;
  text-overflow: ellipsis;
}

.autocomplete-empty {
  padding: 12px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 750;
}

.autocomplete-empty-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-sm);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 750;
}

.autocomplete-empty-row button {
  flex: 0 0 auto;
  min-height: 36px;
  padding-inline: var(--space-sm);
  border: var(--rule-hair) solid var(--color-accent);
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--color-accent);
  font: 800 var(--text-sm)/1 var(--font-body-ui);
  white-space: nowrap;
}

.autocomplete-empty-row button:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.autocomplete-empty-row button:active { transform: translateY(1px); }
.autocomplete-empty-row button:disabled { cursor: not-allowed; opacity: 0.5; }

@media (hover: hover) and (pointer: fine) {
  .autocomplete-empty-row button:hover { background: var(--color-surface-strong); }
}

.autocomplete-status {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.hero-stats div {
  min-width: 108px;
  padding: 12px 16px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 22px;
  background: rgba(255,255,255,0.065);
  backdrop-filter: blur(18px);
}
.hero-stats strong { display: block; font-size: 1.12rem; }
.hero-stats span {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
}

.hero-showcase {
  min-height: 440px;
  perspective: 1100px;
  animation: showcaseDrift 7.5s ease-in-out infinite alternate;
}
@keyframes showcaseDrift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(0, -10px, 0); }
}
.hero-card {
  position: absolute;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 34px;
  background:
    linear-gradient(145deg, rgba(255,255,255,0.18), rgba(255,255,255,0.06)),
    radial-gradient(circle at 15% 15%, rgba(255,255,255,0.22), transparent 32%);
  backdrop-filter: blur(22px);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.hero-card::after {
  content: "";
  position: absolute;
  inset: -40%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.16), transparent);
  transform: translateX(-60%) rotate(12deg);
  animation: sheen 7s ease-in-out infinite;
}
@keyframes sheen {
  0%, 50% { transform: translateX(-70%) rotate(12deg); }
  75%, 100% { transform: translateX(70%) rotate(12deg); }
}
.hero-card-main {
  right: 12px; top: 60px;
  width: 330px; min-height: 310px;
  padding: 28px;
  transform: rotateY(-10deg) rotateX(5deg);
  animation: cardMainFloat 5.4s ease-in-out infinite alternate;
}
.hero-card-main h2 {
  margin: 40px 0 8px;
  font-family: "JetBrains Mono", monospace;
  font-size: 4.7rem;
  letter-spacing: -0.1em;
}
.hero-card-main p { margin: 0; color: #fff; font-size: 1.1rem; font-weight: 800; }
.hero-card-main > span { display: block; margin-top: 14px; color: var(--muted); line-height: 1.7; }
.hero-card-side {
  width: 210px;
  padding: 20px;
  animation: cardTopFloat 4.8s ease-in-out infinite alternate;
}
.hero-card-side.top { left: 12px; top: 38px; transform: rotateY(14deg) rotateZ(-4deg); }
.hero-card-side.bottom { left: 44px; bottom: 36px; transform: rotateY(10deg) rotateZ(5deg); animation-name: cardBottomFloat; animation-delay: -1.4s; }
.hero-card-side h2 { margin: 26px 0 6px; font-family: "JetBrains Mono", monospace; font-size: 2.65rem; }
.hero-card-side p { margin: 0; color: var(--soft); line-height: 1.5; font-weight: 700; }
@keyframes cardMainFloat {
  from { transform: translate3d(0, 0, 0) rotateY(-10deg) rotateX(5deg); }
  to { transform: translate3d(0, -20px, 0) rotateY(-10deg) rotateX(5deg); }
}
@keyframes cardTopFloat {
  from { transform: translate3d(0, 0, 0) rotateY(14deg) rotateZ(-4deg); }
  to { transform: translate3d(0, -16px, 0) rotateY(14deg) rotateZ(-4deg); }
}
@keyframes cardBottomFloat {
  from { transform: translate3d(0, 0, 0) rotateY(10deg) rotateZ(5deg); }
  to { transform: translate3d(0, -18px, 0) rotateY(10deg) rotateZ(5deg); }
}

.card-category, .panel-category {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: var(--chip-category-min-height);
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.11);
  color: #fff;
  font-size: var(--chip-category-font-size);
  font-weight: 900;
  letter-spacing: 0.055em;
  line-height: 1.1;
  text-align: center;
  text-transform: uppercase;
}
.native-language-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 26px;
  padding: 0;
  border: 1px solid rgba(6,182,212,0.26);
  border-radius: 999px;
  background: rgba(6,182,212,0.10);
  color: var(--soft);
  line-height: 1;
}
.native-language-flag {
  display: block;
  width: 22px;
  height: 15px;
  border-radius: 2px;
  object-fit: cover;
  box-shadow: 0 0 0 1px rgba(15,23,42,0.12);
}
.inline-filter-button {
  position: relative;
  z-index: 2;
  font-family: inherit;
  border: 1px solid rgba(255,255,255,0.10);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}
.card-category.inline-filter-button,
.panel-category.inline-filter-button {
  border: 0;
}
.tag.inline-filter-button,
.related-tag.inline-filter-button {
  cursor: pointer;
}
.inline-filter-button:hover {
  filter: brightness(1.08);
}
.inline-filter-button:active {
  transform: translateY(1px);
}
.inline-filter-button:disabled,
.inline-filter-button[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.5;
}
.inline-filter-button:focus-visible {
  outline: 2px solid rgba(34, 211, 238, 0.72);
  outline-offset: 3px;
}
.category-ai { background: rgba(139, 92, 246, 0.24); color: #d9ccff; }
.category-technology { background: rgba(6, 182, 212, 0.20); color: #b9f4ff; }
.category-finance { background: rgba(34, 197, 94, 0.18); color: #c7ffd8; }
.category-business { background: rgba(245, 158, 11, 0.18); color: #ffe2ad; }
.category-software-development { background: rgba(59, 130, 246, 0.20); color: #c5dcff; }
.category-legal { background: rgba(251, 113, 133, 0.18); color: #ffd0d8; }
.category-general { background: rgba(148, 163, 184, 0.18); color: #e4e9f5; }
.category-medical { background: rgba(45, 212, 191, 0.17); color: #befcf3; }
.category-saas { background: rgba(139, 92, 246, 0.22); color: #e7d9ff; }
.category-marketing { background: rgba(236, 72, 153, 0.18); color: #ffd4ec; }
.category-security { background: rgba(248, 113, 113, 0.18); color: #ffd0d0; }
.category-data { background: rgba(16, 185, 129, 0.16); color: #c9ffeb; }
.category-infrastructure { background: rgba(14, 165, 233, 0.18); color: #c5ecff; }
.category-project-management { background: rgba(168, 85, 247, 0.18); color: #ead5ff; }
.category-hr { background: rgba(251, 146, 60, 0.18); color: #ffe0c1; }
.category-customer { background: rgba(20, 184, 166, 0.18); color: #c7fff7; }

.floating-field {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.floating-field span {
  position: absolute;
  color: rgba(255,255,255,0.13);
  font-family: "JetBrains Mono", monospace;
  font-weight: 800;
  animation: floatLetter 10s ease-in-out infinite alternate;
}
.floating-field span:nth-child(1) { left: 7%; top: 21%; font-size: 2rem; }
.floating-field span:nth-child(2) { left: 45%; top: 12%; font-size: 1.4rem; animation-delay: -2s; }
.floating-field span:nth-child(3) { right: 16%; top: 22%; font-size: 1.7rem; animation-delay: -3s; }
.floating-field span:nth-child(4) { left: 18%; bottom: 14%; font-size: 1.2rem; animation-delay: -1s; }
.floating-field span:nth-child(5) { right: 8%; bottom: 20%; font-size: 1.6rem; animation-delay: -4s; }
.floating-field span:nth-child(6) { left: 53%; bottom: 10%; font-size: 1rem; animation-delay: -5s; }
.floating-field span:nth-child(7) { right: 36%; top: 40%; font-size: 1.05rem; animation-delay: -3.4s; }
.floating-field span:nth-child(8) { left: 34%; bottom: 31%; font-size: 1.35rem; animation-delay: -6s; }
@keyframes floatLetter {
  from { transform: translate3d(0, 0, 0) rotate(-5deg); opacity: 0.12; }
  to { transform: translate3d(20px, -36px, 0) rotate(8deg); opacity: 0.28; }
}

.insights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 8px 0 112px;
}
.insight-card {
  min-height: 150px;
  padding: 24px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(255,255,255,0.095), rgba(255,255,255,0.035));
  backdrop-filter: blur(18px);
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}
.insight-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,255,255,0.24);
  background: linear-gradient(145deg, rgba(255,255,255,0.13), rgba(255,255,255,0.05));
}
.insight-card span {
  display: block;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.insight-card strong {
  color: #fff;
  font-size: 1.18rem;
  line-height: 1.45;
  letter-spacing: -0.03em;
}

.glossary { padding: 64px 0 80px; }
.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
  margin-bottom: 26px;
}
.section-heading h2, .network h2 {
  margin: 0;
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}
.section-heading p, .network p {
  max-width: 640px;
  margin: 16px 0 0;
  color: var(--muted);
  line-height: 1.7;
}
.compact-search {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 320px;
  padding: 12px 16px;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 18px;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(18px);
}
.search-stack {
  display: grid;
  justify-items: end;
  min-width: 320px;
}
.compact-search:focus-within {
  border-color: rgba(139, 92, 246, 0.62);
  box-shadow: 0 0 0 5px rgba(139,92,246,0.08);
}
.result-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin: 0 0 24px;
  color: var(--muted);
  font-weight: 700;
}

.lookup-context {
  margin-bottom: 30px;
  padding: 22px;
  border: 1px solid rgba(34, 211, 238, 0.22);
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(34,211,238,0.08), rgba(139,92,246,0.08));
  box-shadow: 0 24px 70px rgba(0,0,0,0.18);
}

.lookup-context[hidden],
.lookup-result-group[hidden] {
  display: none;
}

.lookup-context-header,
.lookup-result-heading,
.result-section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
}

.lookup-context-header h3,
.lookup-result-heading h4 {
  margin: 5px 0 0;
  color: #fff;
}

.lookup-context-header h3 {
  font-size: clamp(1.35rem, 2vw, 1.8rem);
}

.lookup-context-header p,
.lookup-result-note,
.result-section-heading p {
  margin: 7px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.lookup-context-header button {
  flex: 0 0 auto;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 999px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.08);
  color: var(--soft);
  font-weight: 850;
  cursor: pointer;
  white-space: nowrap;
}

.lookup-context-header button:hover {
  background: rgba(255,255,255,0.14);
}

.result-section-label {
  color: #8cecff;
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lookup-result-group {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.10);
}

.lookup-result-heading {
  align-items: center;
  margin-bottom: 12px;
}

.lookup-result-heading span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.lookup-result-note {
  margin: -2px 0 14px;
  font-size: 0.84rem;
}

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

.direct-match-grid {
  grid-template-columns: minmax(0, 1fr);
  width: 100%;
  max-width: none;
}

.result-section-heading {
  margin-bottom: 10px;
}

.result-section-heading p {
  font-size: 0.86rem;
}

.pagination-controls {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.pagination-controls button {
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(255,255,255,0.07);
  color: var(--soft);
  font-size: 0.78rem;
  font-weight: 850;
  cursor: pointer;
}

.pagination-controls button:hover:not(:disabled) {
  transform: translateY(-1px);
  background: rgba(255,255,255,0.12);
}

.pagination-controls button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.pagination-controls span {
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.74rem;
  font-weight: 800;
}
.result-summary button,
.network-toolbar button {
  border: 0;
  border-radius: 999px;
  padding: 9px 12px;
  background: rgba(255,255,255,0.08);
  color: var(--soft);
  font-weight: 800;
  transition: transform 0.18s ease, background 0.18s ease;
}
.result-summary button:hover,
.network-toolbar button:hover { transform: translateY(-1px); background: rgba(255,255,255,0.13); }

.result-summary-actions,
.view-mode-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.view-mode-switch {
  padding: 3px;
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 999px;
  background: rgba(255,255,255,0.035);
}

.result-summary .view-mode-switch button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 11px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  white-space: nowrap;
}

.result-summary .view-mode-switch button[aria-pressed="true"] {
  color: #fff;
  background: rgba(139,92,246,0.34);
  box-shadow: inset 0 0 0 1px rgba(167,139,250,0.28);
}

.result-summary .view-mode-switch button:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
}

.view-mode-icon {
  display: inline-block;
  flex: 0 0 auto;
  color: currentColor;
}

.cards-icon {
  width: 5px;
  height: 5px;
  margin: 0 8px 8px 0;
  border-radius: 1px;
  background: currentColor;
  box-shadow: 8px 0 currentColor, 0 8px currentColor, 8px 8px currentColor;
}

.list-icon {
  width: 14px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  box-shadow: 0 5px currentColor, 0 10px currentColor;
}

.glossary-body {
  display: grid;
  grid-template-columns: 250px minmax(0, 900px);
  gap: 24px;
  align-items: start;
  justify-content: center;
}

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

.filter-rail {
  position: sticky;
  top: 104px;
  max-height: calc(100vh - 128px);
  overflow: auto;
  display: grid;
  gap: 10px;
}

.filter-panel {
  padding: 12px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 20px;
  background:
    radial-gradient(circle at 20% 0%, rgba(6,182,212,0.12), transparent 34%),
    linear-gradient(145deg, rgba(255,255,255,0.085), rgba(255,255,255,0.032));
  backdrop-filter: blur(18px);
}

.filter-panel-title {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.filter-add-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
}

.filter-add-row select,
.filter-add-row button {
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 12px;
  background: rgba(255,255,255,0.055);
  color: var(--soft);
  font-size: 0.78rem;
  font-weight: 800;
}

.filter-add-row select {
  min-width: 0;
  width: 100%;
  min-height: 32px;
  padding: 5px 8px;
  outline: none;
  color: var(--text);
  color-scheme: dark;
}

.filter-add-row select option {
  background: #fff;
  color: #111827;
}

.filter-add-row select option:disabled {
  color: #64748b;
}

.filter-add-row select:focus {
  border-color: rgba(6, 182, 212, 0.52);
  box-shadow: 0 0 0 4px rgba(6,182,212,0.08);
}

.filter-add-row button {
  padding: 9px 11px;
  transition: transform .18s ease, background .18s ease;
}

.filter-add-row button:hover:not(:disabled) {
  transform: translateY(-1px);
  background: rgba(255,255,255,0.11);
}

.filter-add-row button:disabled,
.filter-add-row select:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.selected-filter-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 8px;
}

.language-filter-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.language-filter-button {
  display: inline-grid;
  grid-template-columns: 24px auto;
  align-items: center;
  gap: 6px;
  min-height: 32px;
  padding: 4px 8px;
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 12px;
  background: rgba(255,255,255,0.045);
  color: var(--soft);
  text-align: left;
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}

.language-filter-button:hover {
  transform: translateY(-1px);
  border-color: rgba(6,182,212,0.34);
  background: rgba(6,182,212,0.09);
}

.language-filter-button:focus-visible {
  outline: 3px solid rgba(6,182,212,0.22);
  outline-offset: 2px;
}

.language-filter-button:active { transform: translateY(0); }

.language-filter-button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.language-filter-button[aria-pressed="true"] {
  border-color: rgba(6,182,212,0.44);
  background: linear-gradient(135deg, rgba(139,92,246,0.22), rgba(6,182,212,0.16));
  color: #fff;
}

.language-filter-flag {
  display: block;
  width: 24px;
  height: 16px;
  border-radius: 2px;
  object-fit: cover;
  box-shadow: 0 0 0 1px rgba(15,23,42,0.12);
}

.language-filter-count {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 800;
}

.selected-filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  max-width: 100%;
  border: 1px solid rgba(6,182,212,0.24);
  border-radius: 999px;
  padding: 7px 9px;
  background: linear-gradient(135deg, rgba(139,92,246,0.24), rgba(6,182,212,0.16));
  color: #fff;
  font-size: 0.74rem;
  font-weight: 850;
  line-height: 1.1;
}

.selected-filter-pill span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.selected-filter-pill small {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 16px;
  height: 16px;
  border-radius: 999px;
  background: rgba(255,255,255,0.14);
  color: rgba(255,255,255,0.84);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.62rem;
  font-weight: 900;
}

.selected-filter-pill:hover {
  transform: translateY(-1px);
  border-color: rgba(6,182,212,0.38);
}

.selected-filter-empty {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
}

.motion-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 7px 11px;
  border: 1px solid rgba(255,255,255,0.11);
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  color: var(--soft);
  font-size: 0.78rem;
  font-weight: 850;
  cursor: pointer;
  user-select: none;
}

.motion-toggle input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.motion-toggle-track {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: 34px;
  height: 20px;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 999px;
  background: rgba(255,255,255,0.10);
  transition: background .18s ease, border-color .18s ease;
}

.motion-toggle-thumb {
  position: absolute;
  left: 3px;
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: #dfe8ff;
  transition: transform .18s ease;
}

.motion-toggle input:checked + .motion-toggle-track {
  background: rgba(34,197,94,0.22);
  border-color: rgba(34,197,94,0.34);
}

.motion-toggle input:checked + .motion-toggle-track .motion-toggle-thumb {
  transform: translateX(14px);
}

.motion-toggle input:focus-visible + .motion-toggle-track {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
}

.acronym-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.acronym-card {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  min-width: 0;
  min-height: 300px;
  padding: 24px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 30px;
  background:
    radial-gradient(circle at 20% 0%, rgba(255,255,255,0.12), transparent 38%),
    linear-gradient(145deg, rgba(255,255,255,0.10), rgba(255,255,255,0.035));
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 55px rgba(0,0,0,0.24);
  transform: translateY(16px);
  opacity: 0;
  animation: revealCard 0.55s ease forwards;
  transition: transform 0.26s ease, border-color 0.26s ease, background 0.26s ease, box-shadow 0.26s ease;
  overflow: hidden;
}
.acronym-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(139,92,246,0.56), rgba(6,182,212,0.10), rgba(34,197,94,0.28));
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.26s ease;
}
.acronym-card:hover {
  transform: translateY(-9px) scale(1.012);
  border-color: rgba(255,255,255,0.26);
  box-shadow: 0 32px 80px rgba(0,0,0,0.34);
}
.acronym-card:hover::before { opacity: 1; }
.acronym-card.exact-match-card {
  border-color: rgba(34, 211, 238, 0.52);
  background:
    radial-gradient(circle at 22% 0%, rgba(34,211,238,0.20), transparent 40%),
    linear-gradient(145deg, rgba(139,92,246,0.18), rgba(255,255,255,0.05));
  box-shadow: 0 0 0 1px rgba(34,211,238,0.16), 0 28px 80px rgba(34,211,238,0.18), 0 18px 55px rgba(0,0,0,0.25);
}
.acronym-card.exact-match-card::before {
  opacity: 1;
  background: linear-gradient(135deg, rgba(34,211,238,0.82), rgba(139,92,246,0.38), rgba(34,197,94,0.38));
}
.exact-match-badge {
  display: inline-flex;
  align-items: center;
  margin-left: auto;
  min-height: 22px;
  padding: 4px 7px;
  border: 1px solid rgba(34,211,238,0.28);
  border-radius: 999px;
  background: rgba(34,211,238,0.12);
  color: #b9f4ff;
  font-size: 0.56rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.result-badges {
  display: inline-flex;
  justify-content: flex-end;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px;
  margin-left: auto;
}
.result-badges .exact-match-badge {
  margin-left: 0;
}
.result-kind-badge {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 4px 7px;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 999px;
  font-size: 0.56rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.related-result-badge {
  display: none;
}
.outside-filter-badge {
  border-color: rgba(251,191,36,0.28);
  background: rgba(251,191,36,0.12);
  color: #fde68a;
}
@keyframes revealCard { to { transform: translateY(0); opacity: 1; } }
.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}
.card-top > .native-language-badge {
  order: -1;
  flex: 0 0 auto;
}
.card-top > .result-badges {
  margin-left: auto;
}
.acronym-card h3 {
  margin: 26px 0 6px;
  font-family: "JetBrains Mono", monospace;
  font-size: 3.2rem;
  line-height: 1;
  letter-spacing: -0.07em;
}
.acronym-card .meaning {
  color: #fff;
  font-size: 1.02rem;
  font-weight: 850;
  line-height: 1.45;
}
.original-expansion {
  display: grid;
  min-width: 0;
  gap: 3px;
  padding-block-start: 8px;
  border-block-start: 1px solid var(--border);
}
.original-expansion[hidden] {
  display: none;
}
.original-expansion-label {
  color: var(--muted);
  font-size: 0.56rem;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.original-expansion-text {
  min-width: 0;
  color: var(--soft);
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1.35;
  overflow-wrap: anywhere;
}
.original-expansion--card {
  display: flex;
  align-items: baseline;
  width: 100%;
  gap: 8px;
  margin-block-start: 16px;
  padding-block-start: 8px;
  padding-inline-end: 0;
  overflow: hidden;
  white-space: nowrap;
}
.original-expansion--card .original-expansion-label {
  flex: 0 0 auto;
}
.original-expansion--card .original-expansion-text {
  flex: 1 1 auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.original-expansion--hero {
  margin-block-start: 10px;
}
.hero-card-side .original-expansion--hero {
  gap: 2px;
  margin-block-start: 8px;
  padding-block-start: 6px;
}
.hero-card-side .original-expansion-label {
  font-size: 0.48rem;
}
.hero-card-side .original-expansion-text {
  font-size: 0.64rem;
  line-height: 1.3;
}
.acronym-card .explanation {
  margin: 16px 0 20px;
  color: var(--muted);
  line-height: 1.65;
}
.tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  align-content: center;
  gap: 8px;
  margin-top: auto;
  padding-right: 44px;
}
.tag, .related-tag {
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 999px;
  min-height: var(--chip-tag-min-height);
  padding: 4px 8px;
  background: rgba(255,255,255,0.07);
  color: var(--soft);
  font-size: var(--chip-tag-font-size);
  font-weight: 750;
  line-height: 1.1;
  text-align: center;
}
.related-tag {
  cursor: pointer;
  transition: transform .18s ease, background .18s ease;
}
.related-tag:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,.13);
}
.related-tag:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
}
.related-tag:active {
  transform: translateY(1px);
}
.related-tag:disabled,
.related-tag[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.5;
}
.card-action {
  position: absolute;
  right: 22px;
  bottom: 22px;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  color: #fff;
  box-shadow: 0 10px 24px rgba(0,0,0,0.16);
  transition: transform 0.18s cubic-bezier(.19,1,.22,1), background-color 0.18s cubic-bezier(.19,1,.22,1), border-color 0.18s cubic-bezier(.19,1,.22,1), box-shadow 0.18s cubic-bezier(.19,1,.22,1);
}
.acronym-card:has(.original-expansion--card) > .card-action {
  bottom: 72px;
}
.card-action svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.card-action:focus-visible,
.close-panel:focus-visible {
  outline: 3px solid var(--accent-2);
  outline-offset: 3px;
}
.card-action:active,
.close-panel:active {
  transform: translateY(1px) scale(0.97);
}
.card-action:disabled,
.close-panel:disabled,
.card-action[aria-disabled="true"],
.close-panel[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.5;
}
.card-action[aria-busy="true"] svg,
.close-panel[aria-busy="true"] svg {
  opacity: 0;
}
.card-action[aria-busy="true"]::after,
.close-panel[aria-busy="true"]::after {
  content: "";
  position: absolute;
  width: 15px;
  height: 15px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: buttonSpinner 0.7s linear infinite;
}
.card-action.is-error,
.close-panel.is-error {
  border-color: rgba(248,113,113,0.72);
}
.card-action.is-success,
.close-panel.is-success {
  border-color: rgba(34,197,94,0.72);
}
@keyframes buttonSpinner {
  to { transform: rotate(360deg); }
}
@media (hover: hover) and (pointer: fine) {
  .acronym-card:hover .card-action,
  .card-action:hover {
    transform: translateX(2px);
  }
}

.acronym-grid.list-view {
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.acronym-grid.list-view .acronym-card {
  display: grid;
  grid-template-columns: minmax(108px, 0.52fr) minmax(148px, 0.92fr) minmax(180px, 1.3fr) minmax(126px, 0.72fr) 44px;
  grid-template-rows: auto auto auto;
  align-items: center;
  gap: 7px 18px;
  min-height: 0;
  padding: 15px 18px;
  border-radius: 20px;
}

.acronym-grid.list-view .acronym-card:hover {
  transform: translateY(-2px);
}

.acronym-grid.list-view .card-top {
  grid-column: 1;
  grid-row: 1;
  align-self: end;
  justify-content: flex-start;
  gap: 6px 8px;
}

.acronym-grid.list-view .card-category {
  max-width: 100%;
  white-space: normal;
  overflow-wrap: anywhere;
}

.acronym-grid.list-view .result-badges {
  justify-content: flex-start;
  margin-left: 0;
}

.acronym-grid.list-view .acronym-card h3 {
  grid-column: 1;
  grid-row: 2;
  align-self: start;
  min-width: 0;
  margin: 0;
  font-size: 1.65rem;
  letter-spacing: -0.05em;
  overflow-wrap: anywhere;
}

.acronym-grid.list-view .acronym-card .meaning {
  grid-column: 2;
  grid-row: 1 / 3;
  align-self: center;
  min-width: 0;
  font-size: 0.94rem;
}

.acronym-grid.list-view .original-expansion--card {
  grid-column: 2 / -1;
  grid-row: 3;
  align-self: stretch;
  margin-block-start: 4px;
  padding-block-start: 8px;
  padding-inline-end: 0;
}

.acronym-grid.list-view .original-expansion-label {
  font-size: 0.5rem;
}

.acronym-grid.list-view .original-expansion-text {
  font-size: 0.7rem;
}

.acronym-grid.list-view .acronym-card .explanation {
  display: -webkit-box;
  grid-column: 3;
  grid-row: 1 / 3;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  font-size: 0.86rem;
  line-height: 1.48;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.acronym-grid.list-view .tags {
  grid-column: 4;
  grid-row: 1 / 3;
  align-content: center;
  min-width: 0;
  margin: 0;
  padding: 0;
  justify-content: flex-start;
}

.acronym-grid.list-view .acronym-card .card-action {
  position: static;
  grid-column: 5;
  grid-row: 1 / 3;
  align-self: center;
  justify-self: end;
}
.empty-state {
  grid-column: 1 / -1;
  padding: 44px;
  border: 1px dashed rgba(255,255,255,0.18);
  border-radius: 28px;
  color: var(--muted);
  text-align: center;
  background: rgba(255,255,255,0.04);
}

.network {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.76fr);
  gap: 24px;
  align-items: stretch;
  padding: 78px 0 110px;
}

.network-copy {
  grid-column: 1 / -1;
}
.network-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
  align-items: center;
}
.network-status {
  width: 100%;
  color: #dce5ff;
  font-weight: 800;
}
.network-map {
  position: relative;
  min-height: 520px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 40px;
  background:
    radial-gradient(circle at 50% 50%, rgba(139,92,246,0.19), transparent 32%),
    linear-gradient(145deg, rgba(255,255,255,0.09), rgba(255,255,255,0.035));
  backdrop-filter: blur(18px);
  overflow: hidden;
}
.network-map::before {
  content: "";
  position: absolute;
  inset: 24px;
  border-radius: 30px;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle, black, transparent 72%);
}
.network-map::after {
  content: "";
  position: absolute;
  inset: 16%;
  border: 1px solid rgba(139,92,246,0.22);
  border-radius: 999px;
  opacity: 0;
  pointer-events: none;
}
.network-map.network-live::after {
  animation: networkBreath 4.8s ease-in-out infinite;
}
.network-map.motion-paused::after {
  animation: none;
  opacity: 0.18;
}
@keyframes networkBreath {
  0%, 100% {
    transform: scale(0.96);
    opacity: 0.18;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.42;
  }
}
#networkSvg {
  display: none;
}
.network-map {
  cursor: grab;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}
.network-map * {
  user-select: none;
  -webkit-user-select: none;
}
.network-map.dragging {
  cursor: grabbing;
}
.semantic-node {
  position: absolute;
  z-index: 1;
  display: block;
  width: 270px;
  min-height: 170px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #fff;
  text-align: left;
  font-family: "JetBrains Mono", monospace;
  font-weight: 900;
  will-change: transform;
  backface-visibility: hidden;
  transform: translate3d(0, 0, 0) translate(-50%, -50%);
  transition: filter .18s ease;
  pointer-events: none;
}
.semantic-node:hover {
  filter: brightness(1.08);
}
.node-core {
  position: absolute;
  left: 50%;
  top: 50%;
  display: grid;
  place-items: center;
  width: 86px;
  min-height: 62px;
  padding: 10px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 22px;
  background:
    radial-gradient(circle at 18% 0%, rgba(255,255,255,.18), transparent 48%),
    rgba(255,255,255,0.12);
  backdrop-filter: blur(16px);
  box-shadow: 0 18px 40px rgba(0,0,0,0.25);
  will-change: transform;
  backface-visibility: hidden;
  transform: translate3d(-50%, -50%, 0);
  transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
  pointer-events: auto;
}
.semantic-node:hover .node-core {
  transform: translate3d(-50%, -50%, 0) scale(1.04);
  background: rgba(255,255,255,.18);
  border-color: rgba(255,255,255,.30);
}
.semantic-node.selected .node-core {
  border-color: rgba(6, 182, 212, 0.74);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.16), 0 24px 62px rgba(6, 182, 212, 0.24);
}
.node-acronym {
  display: block;
  text-align: center;
  line-height: 1;
}
.node-core small {
  display: block;
  margin-top: 4px;
  color: rgba(255,255,255,.72);
  font-family: Inter, sans-serif;
  font-size: .62rem;
  letter-spacing: .02em;
  text-align: center;
}
.node-link {
  position: absolute;
  left: var(--link-left, 50%);
  top: var(--link-top, 50%);
  width: var(--link-width, 2px);
  height: var(--link-height, 20px);
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(255,255,255,.58), rgba(255,255,255,.18));
  transform: var(--link-transform, translateX(-50%));
  box-shadow: 0 0 0 1px rgba(255,255,255,.05);
  pointer-events: none;
}
.node-expansion {
  position: absolute;
  left: var(--exp-left, calc(50% + 60px));
  top: var(--exp-top, 50%);
  max-width: 172px;
  padding: 7px 10px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  background: rgba(7, 9, 20, .64);
  backdrop-filter: blur(14px);
  color: rgba(246,247,251,.90);
  font-family: Inter, sans-serif;
  font-size: .68rem;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.01em;
  text-align: var(--exp-align, left);
  transform: var(--exp-transform, translateY(-50%));
  box-shadow: 0 12px 26px rgba(0,0,0,.18);
  pointer-events: auto;
}
.semantic-node.focus .node-expansion {
  max-width: 230px;
}
.semantic-node.focus {
  width: 300px;
  min-height: 190px;
  font-size: 1.35rem;
}
.semantic-node.focus .node-core {
  width: 126px;
  min-height: 92px;
  border-radius: 30px;
  background: linear-gradient(135deg, rgba(139,92,246,.55), rgba(6,182,212,.34));
  box-shadow: 0 28px 80px rgba(139,92,246,.25);
}
.semantic-node.isolated {
  opacity: .68;
}

.detail-panel {
  position: fixed;
  inset: 0;
  z-index: 40;
  pointer-events: none;
  visibility: hidden;
}
.detail-panel.open { pointer-events: auto; visibility: visible; }
.panel-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 4, 12, 0.62);
  opacity: 0;
  transition: opacity 0.28s ease;
}
.detail-panel.open .panel-backdrop { opacity: 1; }
.panel-card {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(620px, calc(100% - 40px));
  max-height: min(840px, calc(100vh - 28px));
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.18) transparent;
  padding: 0 30px 30px;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 34px;
  background:
    radial-gradient(circle at 20% 0%, rgba(139,92,246,0.20), transparent 34%),
    linear-gradient(145deg, rgba(20,24,46,0.92), rgba(10,13,28,0.94));
  backdrop-filter: blur(22px);
  box-shadow: var(--shadow);
  transform: translate(-50%, -46%) scale(0.96);
  opacity: 0;
  transition: transform 0.32s cubic-bezier(.19,1,.22,1), opacity 0.26s ease;
}
.panel-card::-webkit-scrollbar {
  width: 8px;
}
.panel-card::-webkit-scrollbar-track {
  background: transparent;
}
.panel-card::-webkit-scrollbar-thumb {
  border: 2px solid transparent;
  border-radius: 999px;
  background: rgba(255,255,255,0.18);
  background-clip: padding-box;
}
.panel-card::-webkit-scrollbar-thumb:hover {
  background: rgba(255,255,255,0.28);
  background-clip: padding-box;
}
.detail-panel.open .panel-card { transform: translate(-50%, -50%) scale(1); opacity: 1; }
.panel-sticky-title {
  position: sticky;
  top: 0;
  z-index: 2;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) 44px;
  grid-template-areas:
    "language category close"
    "title title title"
    "original original original";
  align-items: center;
  gap: 16px 12px;
  margin: 0 -30px 18px;
  padding: 20px 30px 22px;
  border-bottom: 1px solid rgba(255,255,255,0.10);
  background:
    radial-gradient(circle at 20% 0%, rgba(139,92,246,0.22), transparent 34%),
    linear-gradient(145deg, rgba(20,24,46,0.96), rgba(10,13,28,0.98));
  backdrop-filter: blur(22px);
}
.close-panel {
  position: relative;
  grid-area: close;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  background: rgba(255,255,255,0.075);
  color: #fff;
  box-shadow: 0 10px 26px rgba(0,0,0,0.14);
  transition: transform 0.18s cubic-bezier(.19,1,.22,1), background-color 0.18s cubic-bezier(.19,1,.22,1), border-color 0.18s cubic-bezier(.19,1,.22,1);
}
.close-panel svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}
@media (hover: hover) and (pointer: fine) {
  .close-panel:hover {
    background: rgba(255,255,255,0.14);
  }
}
.panel-category {
  grid-area: category;
  justify-self: end;
  max-width: min(100%, 260px);
  white-space: normal;
  overflow-wrap: anywhere;
}
.panel-native-language {
  grid-area: language;
  justify-self: start;
}
.panel-card h2 {
  grid-area: title;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 5px 10px;
  min-width: 0;
  margin: 0;
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(2.5rem, 8vw, 4rem);
  line-height: 1;
  letter-spacing: -0.07em;
  overflow-wrap: anywhere;
}
.panel-title-expansion {
  min-width: 0;
  color: var(--soft);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.025em;
  overflow-wrap: anywhere;
}
.original-expansion--panel {
  grid-area: original;
  margin-block-start: -5px;
}
.original-expansion--panel .original-expansion-text {
  font-size: 0.82rem;
}
.panel-card h3 { margin: 0; color: #fff; font-size: 1.36rem; letter-spacing: -0.03em; }
.panel-card p { color: var(--soft); line-height: 1.78; }
.panel-section {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.panel-section h4 {
  margin: 0 0 14px;
  font-size: 0.84rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.panel-section ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 18px;
  color: var(--soft);
  line-height: 1.6;
}
.related-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto 30px;
  padding: 24px 0 40px;
  color: var(--muted);
  text-align: center;
}
.footer p {
  font-size: 0;
}
.footer p::before {
  content: "Copyright (c) CoolCode.AI";
  font-size: 0.95rem;
}
.section-reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.section-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}


body.light-theme .section-kicker,
body.light-theme .eyebrow,
body.light-theme .result-section-label,
body.light-theme .network-status,
body.light-theme .search-result-hint,
body.light-theme .result-summary,
body.light-theme .hero-subtitle,
body.light-theme .section-heading p,
body.light-theme .network p,
body.light-theme .insight-card span,
body.light-theme .footer,
body.light-theme .panel-card p,
body.light-theme .panel-section ul,
body.light-theme .panel-section h4,
body.light-theme .acronym-card .explanation,
body.light-theme .hero-card-main > span,
body.light-theme .hero-card-side p,
body.light-theme .hero-search input::placeholder,
body.light-theme .compact-search input::placeholder {
  color: #475069;
}

body.light-theme .lookup-context {
  border-color: rgba(8, 145, 178, 0.24);
  background: linear-gradient(145deg, rgba(236,254,255,0.92), rgba(245,243,255,0.92));
  box-shadow: 0 24px 58px rgba(37,47,82,0.10);
}

body.light-theme .lookup-context-header h3,
body.light-theme .lookup-result-heading h4 {
  color: #172033;
}

body.light-theme .lookup-context-header p,
body.light-theme .lookup-result-note,
body.light-theme .result-section-heading p,
body.light-theme .lookup-result-heading span {
  color: #4d5870;
}

body.light-theme .lookup-context-header button {
  border-color: rgba(21,32,67,0.16);
  background: rgba(255,255,255,0.84);
  color: #26344f;
}

body.light-theme .lookup-result-group {
  border-top-color: rgba(21,32,67,0.12);
}

body.light-theme .result-section-label {
  color: #087b95;
}

body.light-theme .related-result-badge {
  border-color: rgba(91,33,182,0.18);
  background: rgba(109,40,217,0.10);
  color: #5b21b6;
}

body.light-theme .outside-filter-badge {
  border-color: rgba(180,83,9,0.22);
  background: rgba(245,158,11,0.12);
  color: #92400e;
}

body.light-theme .section-kicker,
body.light-theme .eyebrow {
  color: #334155;
}

body.light-theme .compact-search,
body.light-theme .header-search,
body.light-theme .hero-search,
body.light-theme .site-header,
body.light-theme .panel-card,
body.light-theme .hero-card,
body.light-theme .tag,
body.light-theme .related-tag,
body.light-theme .selected-filter-pill,
body.light-theme .filter-add-row select,
body.light-theme .filter-add-row button,
body.light-theme .filter-panel,
body.light-theme .hero-stats div,
body.light-theme .theme-toggle-track,
body.light-theme .motion-toggle-track,
body.light-theme .data-source-pill,
body.light-theme .version-pill,
body.light-theme .header-cta,
body.light-theme .result-summary button,
body.light-theme .network-toolbar button,
body.light-theme .close-panel,
body.light-theme .card-action {
  border-color: rgba(21, 32, 67, 0.18);
}

body.light-theme .compact-search {
  background: rgba(255,255,255,0.88);
  box-shadow: 0 0 0 1px rgba(21, 32, 67, 0.08);
}

body.light-theme .header-search {
  background: rgba(255,255,255,0.88);
}

body.light-theme .panel-sticky-title {
  border-bottom-color: rgba(21, 32, 67, 0.10);
  background:
    radial-gradient(circle at 20% 0%, rgba(139,92,246,0.10), transparent 34%),
    linear-gradient(145deg, rgba(255,255,255,0.96), rgba(248,250,252,0.98));
}

body.light-theme .compact-search svg,
body.light-theme .header-search svg,
body.light-theme .hero-search svg {
  fill: #5b647b;
}

body.light-theme .network-side-card,
body.light-theme .filter-panel,
body.light-theme .hero-stats div,
body.light-theme .theme-toggle-track,
body.light-theme .tag,
body.light-theme .related-tag,
body.light-theme .selected-filter-pill,
body.light-theme .filter-add-row select,
body.light-theme .filter-add-row button,
body.light-theme .network-toolbar button,
body.light-theme .card-action,
body.light-theme .close-panel {
  background: rgba(255,255,255,0.82);
}

body.light-theme .selected-filter-pill {
  background: linear-gradient(135deg, rgba(91, 33, 182, 0.16), rgba(3, 105, 161, 0.14));
  color: #1f2937;
  border-color: rgba(8, 145, 178, 0.34);
}

body.light-theme .acronym-card.exact-match-card {
  border-color: rgba(8, 145, 178, 0.36);
  background:
    radial-gradient(circle at 22% 0%, rgba(8,145,178,0.13), transparent 40%),
    linear-gradient(145deg, rgba(91,33,182,0.08), rgba(255,255,255,0.86));
  box-shadow: 0 0 0 1px rgba(8,145,178,0.10), 0 24px 70px rgba(8,145,178,0.14), 0 18px 44px rgba(37,48,83,0.10);
}

body.light-theme .exact-match-badge {
  border-color: rgba(8,145,178,0.22);
  background: rgba(8,145,178,0.10);
  color: #075985;
}

body.light-theme .selected-filter-pill small {
  background: rgba(21, 32, 67, 0.10);
  color: #334155;
}

body.light-theme .filter-panel-title,
body.light-theme .selected-filter-empty,
body.light-theme .filter-add-row button {
  color: #4d5870;
}

body.light-theme .filter-add-row select {
  color: #101425;
  color-scheme: light;
}

body.light-theme .network-toolbar button {
  background: linear-gradient(135deg, rgba(91, 33, 182, 0.16), rgba(3, 105, 161, 0.12));
  color: #1f2937;
  box-shadow: 0 8px 22px rgba(37, 47, 82, 0.08);
}

body.light-theme .network-toolbar button:hover {
  background: linear-gradient(135deg, rgba(91, 33, 182, 0.22), rgba(3, 105, 161, 0.18));
}

body.light-theme .close-panel {
  background: rgba(255,255,255,0.92);
  border-color: rgba(15, 23, 42, 0.16);
  color: #26344f;
  box-shadow: 0 10px 24px rgba(37, 47, 82, 0.14);
}

body.light-theme .close-panel:hover {
  background: #fff;
}

body.light-theme .node-link {
  background: linear-gradient(180deg, rgba(37, 48, 83, .62), rgba(37, 48, 83, .28));
}

body.light-theme .node-core small,
body.light-theme .semantic-node .node-core small {
  color: #334155;
  font-weight: 800;
}

body.light-theme .semantic-node.selected .node-core {
  border-color: rgba(8, 145, 178, 0.70);
  box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.14), 0 18px 42px rgba(37, 47, 82, 0.16);
}

body.light-theme .network-map::after {
  border-color: rgba(8, 145, 178, 0.28);
}

body.light-theme .theme-toggle-label,
body.light-theme .header-nav,
body.light-theme .brand-slogan,
body.light-theme .result-summary,
body.light-theme .network-status {
  color: #4d5870;
}

body.light-theme .card-category,
body.light-theme .panel-category {
  border: 1px solid rgba(20,28,55,0.14);
  background: rgba(71, 85, 105, 0.10);
  color: #334155;
  box-shadow: 0 8px 18px rgba(20,28,55,0.06);
}

body.light-theme .category-ai { background: rgba(109, 40, 217, 0.14); color: #5b21b6; }
body.light-theme .category-technology { background: rgba(8, 145, 178, 0.15); color: #075985; }
body.light-theme .category-finance { background: rgba(22, 101, 52, 0.14); color: #166534; }
body.light-theme .category-business { background: rgba(180, 83, 9, 0.16); color: #92400e; }
body.light-theme .category-software-development { background: rgba(29, 78, 216, 0.14); color: #1d4ed8; }
body.light-theme .category-legal { background: rgba(190, 18, 60, 0.13); color: #9f1239; }
body.light-theme .category-general { background: rgba(71, 85, 105, 0.15); color: #334155; }
body.light-theme .category-medical { background: rgba(15, 118, 110, 0.15); color: #0f766e; }
body.light-theme .category-saas { background: rgba(91, 33, 182, 0.14); color: #5b21b6; }
body.light-theme .category-marketing { background: rgba(190, 24, 93, 0.13); color: #be185d; }
body.light-theme .category-security { background: rgba(185, 28, 28, 0.13); color: #b91c1c; }
body.light-theme .category-data { background: rgba(4, 120, 87, 0.15); color: #047857; }
body.light-theme .category-infrastructure { background: rgba(3, 105, 161, 0.14); color: #0369a1; }
body.light-theme .category-project-management { background: rgba(126, 34, 206, 0.13); color: #7e22ce; }
body.light-theme .category-hr { background: rgba(194, 65, 12, 0.14); color: #c2410c; }
body.light-theme .category-customer { background: rgba(13, 148, 136, 0.14); color: #0f766e; }

body.light-theme .acronym-card .card-action {
  background: rgba(255,255,255,0.94);
  color: #1f2937;
  border-color: rgba(21, 32, 67, 0.22);
  box-shadow: 0 12px 26px rgba(37, 47, 82, 0.16);
}

body.light-theme .panel-actions .card-action {
  color: #fff;
  background: linear-gradient(135deg, #5b21b6, #0369a1);
}

@media (max-width: 980px) {
  .first-visit-guide {
    margin-inline: 0;
  }
  .first-visit-guide-content .hero::before {
    inset-inline: 0;
  }
  .site-header { border-radius: 24px; flex-wrap: wrap; }
  .header-nav { display: none; }
  .header-search {
    order: 3;
    flex: 1 0 100%;
    max-width: none;
    opacity: 1;
    pointer-events: auto;
    padding: 9px 13px;
    border-color: var(--border);
  }
  body.show-header-search .header-search {
    order: 3;
    flex-basis: 100%;
    max-width: none;
  }
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 44px;
  }
  .hero::before { inset: 44px 0 20px; }
  .hero-showcase { min-height: 420px; }
  .hero-card-main { right: 8%; top: 34px; }
  .hero-card-side.top { left: 4%; }
  .hero-card-side.bottom { left: 12%; bottom: 18px; }
  .insights, .acronym-grid, .network, .glossary-body { grid-template-columns: 1fr; }
  .filter-rail {
    position: static;
    max-height: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .section-heading { display: grid; }
  .search-stack,
  .compact-search { min-width: 0; width: 100%; }
  .search-result-hint.compact { text-align: left; }
}

@media (max-width: 680px) {
  .first-visit-guide {
    margin: 16px 0 0;
  }
  .first-visit-guide-content .hero::before {
    inset: 10px 0 32px;
  }
  .lookup-context {
    padding: 16px;
    border-radius: 22px;
  }
  .lookup-context-header,
  .lookup-result-heading,
  .result-section-heading {
    flex-direction: column;
    align-items: stretch;
  }
  .lookup-context-header button {
    width: 100%;
  }
  body {
    background:
      radial-gradient(circle at 20% 12%, rgba(139, 92, 246, 0.24), transparent 34%),
      radial-gradient(circle at 80% 16%, rgba(6, 182, 212, 0.18), transparent 32%),
      var(--bg);
  }
  main, .site-header, .footer { width: min(100% - 22px, 1180px); }
  .site-header { margin-top: 10px; }
  .brand {
    flex: 1 1 auto;
    min-width: 0;
    gap: 8px;
  }
  .brand-copy { min-width: 0; }
  .brand-slogan {
    display: block;
    max-width: 138px;
    overflow: hidden;
    font-size: .54rem;
    letter-spacing: .06em;
    white-space: nowrap;
    text-overflow: ellipsis;
  }
  .brand-name {
    display: block;
    max-width: 138px;
    overflow: hidden;
    font-size: .8rem;
    white-space: nowrap;
    text-overflow: ellipsis;
  }
  .brand-mark {
    width: 32px;
    height: 32px;
    border-radius: 11px;
  }
  .theme-toggle-label { display: none; }
  .header-actions {
    flex: 0 0 auto;
    gap: 6px;
    margin-left: auto;
  }
  .data-source-pill,
  .version-pill,
  .header-cta {
    display: none;
  }
  .language-selector-trigger {
    min-width: 68px;
    min-height: 40px;
    padding-inline: 8px;
  }
  .theme-toggle-track {
    width: 42px;
    height: 24px;
  }
  .theme-toggle-thumb {
    left: 3px;
    width: 18px;
    height: 18px;
  }
  .theme-toggle input:checked + .theme-toggle-track .theme-toggle-thumb {
    transform: translateX(17px);
  }
  .header-cta {
    padding: 8px 13px;
    font-size: .82rem;
  }
  .site-header {
    gap: 8px;
    padding: 9px 10px;
  }
  .header-search {
    min-height: 36px;
    padding: 6px 10px;
  }
  body.show-header-search .header-search {
    padding: 6px 10px;
  }
  .header-search input {
    font-size: .82rem;
  }
  .hero { gap: 24px; padding: 40px 20px 56px; }
  .hero::before { border-radius: 30px; }
  .hero h1 { font-size: clamp(2.65rem, 13vw, 3.8rem); }
  .hero-search {
    align-items: stretch;
    border-radius: 24px;
    flex-wrap: wrap;
    padding: 12px;
  }
  .hero-search svg { margin-left: 4px; margin-top: 12px; }
  .hero-search input { width: calc(100% - 40px); }
  .hero-search > button { width: 100%; }
  .search-result-hint {
    margin-top: 8px;
    font-size: .8rem;
  }
  .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }
  .hero-stats div { min-width: 0; padding: 13px 10px; border-radius: 18px; }
  .hero-stats strong { font-size: 1.05rem; }
  .hero-stats span { font-size: 0.7rem; }
  .hero-showcase { min-height: 390px; }
  .hero-card-main { width: min(310px, 88%); min-height: 310px; right: 0; padding: 26px; }
  .hero-card-main h2 { font-size: 4.4rem; }
  .hero-card-side { width: 196px; padding: 18px; }
  .hero-card-side h2 { font-size: 2.4rem; }
  .insights { margin-bottom: 64px; }
  .glossary { padding-top: 24px; }
  .section-heading h2, .network h2 { font-size: 2.45rem; }
  .filter-rail {
    grid-template-columns: 1fr;
  }
  .filter-panel {
    padding: 13px;
    border-radius: 20px;
  }
  .filter-add-row {
    grid-template-columns: 1fr auto;
  }
  .acronym-card { min-height: 282px; }
  .acronym-card h3 { font-size: 2.8rem; }
  .network-map { min-height: 430px; }
  .semantic-node {
    width: 240px;
    min-height: 160px;
    font-size: .8rem;
  }
  .node-core {
    width: 72px;
    min-height: 54px;
    border-radius: 18px;
  }
  .node-expansion {
    max-width: 128px;
    padding: 6px 8px;
    font-size: .6rem;
  }
  .semantic-node.focus .node-expansion {
    max-width: 174px;
  }
  .semantic-node.focus {
    width: 210px;
    min-height: 132px;
  }
  .semantic-node.focus .node-core {
    width: 104px;
    min-height: 78px;
  }
  .panel-card {
    top: 50%;
    right: auto;
    bottom: auto;
    left: 50%;
    width: calc(100% - 20px);
    height: min(88dvh, 760px);
    max-height: calc(100dvh - 20px);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 0 20px 24px;
    border-radius: 28px;
  }
  .panel-sticky-title {
    margin: 0 -20px 16px;
    gap: 12px 10px;
    padding: 14px 20px 18px;
  }
  .panel-card h2 {
    margin: 0;
    font-size: clamp(2.2rem, 12vw, 3rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto !important;
  }

  .card-action,
  .close-panel,
  .related-tag,
  .inline-filter-button,
  .first-visit-guide > summary,
  .first-visit-guide-action svg {
    transition-duration: 0.01ms;
  }

  .card-action[aria-busy="true"]::after,
  .close-panel[aria-busy="true"]::after {
    animation: none;
    border-right-color: currentColor;
    border-top-color: transparent;
  }
}


.network {
  align-items: stretch;
}

.network-side-card {
  display: block;
  min-height: 520px;
  padding: 24px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 40px;
  background:
    radial-gradient(circle at 20% 0%, rgba(139,92,246,0.14), transparent 34%),
    linear-gradient(145deg, rgba(255,255,255,0.09), rgba(255,255,255,0.035));
  backdrop-filter: blur(18px);
  overflow: auto;
}

.network-side-card .detail-mini {
  display: grid;
  gap: 16px;
}

.network-side-card h3 {
  margin: 0;
  font-family: "JetBrains Mono", monospace;
  font-size: 2.8rem;
  line-height: 1;
  letter-spacing: -0.1em;
}

.network-side-card h4 {
  margin: 0;
  color: #fff;
  font-size: 1.08rem;
  letter-spacing: -0.02em;
}

.network-expansion-group {
  display: grid;
  gap: 9px;
}

.original-expansion--network .original-expansion-text {
  font-size: 0.76rem;
}

body.light-theme .network-side-card h4,
body.light-theme .network-side-card h3 {
  color: var(--text);
}

.network-side-card p {
  margin: 0;
  color: var(--soft);
  line-height: 1.7;
}

body.light-theme .network-side-card p,
body.light-theme .network-side-example-list,
body.light-theme .network-side-empty {
  color: #475069;
}

.network-side-block {
  display: grid;
  gap: 10px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.10);
}

.network-side-block-title {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}

.network-side-example-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
  color: var(--soft);
  line-height: 1.6;
}

.network-side-empty {
  color: var(--muted);
  line-height: 1.7;
}

.network-side-card .related-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.network-side-card .related-tag,
.network-side-card .tag {
  flex: 0 0 auto;
}

.network-side-card .card-category {
  max-width: 100%;
  white-space: normal;
  overflow-wrap: anywhere;
}

body.light-theme .network-side-card .related-tag,
body.light-theme .network-side-card .tag {
  background: rgba(255,255,255,0.86);
  color: #20304d;
  border-color: rgba(21, 32, 67, 0.12);
}

.panel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.panel-actions .card-action {
  position: static;
  right: auto;
  bottom: auto;
  display: inline-flex;
  place-items: initial;
  align-items: center;
  justify-content: center;
  width: auto;
  min-width: 0;
  max-width: 100%;
  height: auto;
  min-height: 44px;
  padding: 11px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.95), rgba(6, 182, 212, 0.86));
  color: #fff;
  font-size: 0.92rem;
  font-weight: 900;
  line-height: 1.15;
  text-align: center;
  white-space: normal;
}

.panel-actions .secondary-panel-action {
  border-color: rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.08);
  color: var(--soft);
}

body.light-theme .panel-actions .secondary-panel-action {
  border-color: rgba(21,32,67,0.18);
  background: rgba(255,255,255,0.92);
  color: #26344f;
}

@media (max-width: 980px) {
  .data-source-pill {
    padding-inline: 8px;
  }

  .version-pill {
    min-height: 26px;
    padding-inline: 7px;
    font-size: 0.58rem;
  }

  .data-source-pill span:last-child {
    display: none;
  }

  .panel-card {
    top: 50%;
    left: 50%;
    right: auto;
    width: min(560px, calc(100% - 20px));
    max-height: calc(100dvh - env(safe-area-inset-top, 0px) - 28px);
    padding: 0 20px 22px;
    border-radius: 26px;
  }

  .panel-sticky-title {
    margin: 0 -20px 16px;
    padding: 18px 20px 20px;
  }

  .panel-card h2 {
    margin: 0;
    font-size: clamp(2.2rem, 9vw, 3rem);
  }

  .close-panel {
    top: auto;
    right: auto;
  }
}

body.show-header-search .site-header .header-search {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 980px) {
  .acronym-grid.list-view .acronym-card {
    grid-template-columns: minmax(112px, 0.42fr) minmax(0, 1fr) 42px;
    grid-template-rows: auto auto auto auto;
  }

  .acronym-grid.list-view .card-top {
    grid-column: 1;
    grid-row: 1;
  }

  .acronym-grid.list-view .acronym-card h3 {
    grid-column: 1;
    grid-row: 2 / 4;
  }

  .acronym-grid.list-view .acronym-card .meaning {
    grid-column: 2;
    grid-row: 1;
  }

  .acronym-grid.list-view .original-expansion--card {
    grid-column: 2 / -1;
    grid-row: 4;
  }

  .acronym-grid.list-view .acronym-card .explanation {
    grid-column: 2;
    grid-row: 2;
    -webkit-line-clamp: 2;
  }

  .acronym-grid.list-view .tags {
    grid-column: 2;
    grid-row: 3;
  }

  .acronym-grid.list-view .acronym-card .card-action {
    grid-column: 3;
    grid-row: 1 / 4;
  }
}

@media (max-width: 680px) {
  .result-summary-actions {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
  }

  .view-mode-switch {
    flex: 0 0 auto;
  }

  .filter-add-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .acronym-grid.list-view .acronym-card {
    grid-template-columns: minmax(0, 1fr) 40px;
    grid-template-rows: auto auto auto auto auto auto;
    gap: 8px 12px;
    padding: 14px;
  }

  .acronym-grid.list-view .card-top {
    grid-column: 1 / -1;
    grid-row: 1;
  }

  .acronym-grid.list-view .acronym-card h3 {
    grid-column: 1;
    grid-row: 2;
  }

  .acronym-grid.list-view .acronym-card .meaning {
    grid-column: 1;
    grid-row: 3;
  }

  .acronym-grid.list-view .original-expansion--card {
    grid-column: 1 / -1;
    grid-row: 6;
  }

  .acronym-grid.list-view .acronym-card .explanation {
    grid-column: 1 / -1;
    grid-row: 4;
  }

  .acronym-grid.list-view .tags {
    grid-column: 1 / -1;
    grid-row: 5;
  }

  .acronym-grid.list-view .acronym-card .card-action {
    grid-column: 2;
    grid-row: 2 / 4;
  }
}