/* Self-hosted fonts — drop these files into static/fonts/ (see README) */
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/jetbrains-mono-400.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/jetbrains-mono-500.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('fonts/jetbrains-mono-700.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('fonts/jetbrains-mono-800.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/fraunces-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/fraunces-400-italic.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/fraunces-600.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: italic;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/fraunces-600-italic.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url('fonts/fraunces-900.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: italic;
  font-weight: 900;
  font-display: swap;
  src: url('fonts/fraunces-900-italic.woff2') format('woff2');
}

:root, :root[data-theme="dark"] {
  --bg: #0e0e10;
  --bg-elev: #18181d;
  --bg-elev-2: #222228;
  --border: #34343d;
  --border-bright: #4a4a56;
  --fg: #f1f1f5;
  --fg-dim: #c2c2cc;
  --fg-faint: #9090a0;
  --accent: #ffb627;
  --accent-dim: #8a6414;
  --user: #7ee6a8;
  --machine: #8ab4f8;
  --danger: #ff6b6b;
  --header-bg: rgba(22, 22, 26, 0.92);
  --mono: 'JetBrains Mono', ui-monospace, Consolas, monospace;
  --serif: 'Fraunces', Georgia, serif;
}

:root[data-theme="light"] {
  --bg: #faf9f6;
  --bg-elev: #f1efe9;
  --bg-elev-2: #e6e3da;
  --border: #c8c2b1;
  --border-bright: #a09a85;
  --fg: #14141a;
  --fg-dim: #3c3c46;
  --fg-faint: #6a6a74;
  --accent: #b8801a;
  --accent-dim: #d6a956;
  --user: #2a8a52;
  --machine: #3464b0;
  --danger: #c0392b;
  --header-bg: rgba(250, 249, 246, 0.92);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  background-image:
    radial-gradient(ellipse at top left, rgba(255, 182, 39, 0.04), transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(138, 180, 248, 0.03), transparent 50%);
  background-attachment: fixed;
}

::selection { background: var(--accent); color: var(--bg); }

/* Visually hidden but accessible to screen readers */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus styles — visible for keyboard, hidden for mouse */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* HEADER */
header {
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: var(--header-bg);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 14px 24px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
}

.logo {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 20px;
  letter-spacing: -0.02em;
  color: var(--fg);
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: 28px;
  height: 28px;
  background: var(--accent);
  color: var(--bg);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-weight: 800;
  font-size: 15px;
  transform: rotate(-4deg);
}

.logo em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

.search-wrap {
  position: relative;
  max-width: 640px;
  width: 100%;
  margin: 0 auto;
}

.search-input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-bright);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 15px;
  padding: 10px 14px 10px 38px;
  outline: none;
  transition: border-color 0.15s;
}

.search-input:focus {
  border-color: var(--accent);
}

.search-input::placeholder {
  color: var(--fg-faint);
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--fg-faint);
  pointer-events: none;
}

.search-shortcut {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--fg-faint);
  font-size: 12px;
  padding: 2px 6px;
  border: 1px solid var(--border);
  background: var(--bg-elev-2);
}

.stats {
  font-size: 12px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.stats strong { color: var(--accent); font-weight: 700; }

/* HERO STRIP */
.hero {
  max-width: 1400px;
  margin: 0 auto;
  padding: 48px 24px 24px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: end;
  border-bottom: 1px solid var(--border);
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 68px);
  line-height: 0.95;
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.hero h1 em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

.hero p {
  color: var(--fg-dim);
  max-width: 540px;
  font-size: 15px;
  line-height: 1.7;
}

.hero-meta {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-faint);
  text-align: right;
  line-height: 2;
}

.hero-meta span { color: var(--fg); }

/* MAIN LAYOUT */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 32px;
}

/* SIDEBAR */
aside {
  position: sticky;
  top: 80px;
  align-self: start;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  padding-right: 8px;
}

aside::-webkit-scrollbar { width: 4px; }
aside::-webkit-scrollbar-track { background: transparent; }
aside::-webkit-scrollbar-thumb { background: var(--border-bright); }

.sidebar-section { margin-bottom: 28px; }

.sidebar-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--fg-faint);
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
}

.filter-list { list-style: none; }

.filter-item {
  width: 100%;
  background: none;
  border: none;
  border-left: 2px solid transparent;
  font-family: inherit;
  text-align: left;
  padding: 6px 10px;
  color: var(--fg-dim);
  cursor: pointer;
  transition: all 0.12s;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}

.filter-item:hover {
  color: var(--fg);
  background: var(--bg-elev);
  border-left-color: var(--border-bright);
}

.filter-item.active {
  color: var(--accent);
  background: var(--bg-elev);
  border-left-color: var(--accent);
}

.filter-count {
  font-size: 11px;
  color: var(--fg-faint);
  font-variant-numeric: tabular-nums;
}

.filter-item.active .filter-count { color: var(--accent-dim); }

.filter-more { list-style: none; padding: 4px 10px; }
.filter-more button {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 13px;
  padding: 2px 0;
}
.filter-more button:hover { text-decoration: underline; }

/* CATEGORY TREE */
.cat-node { list-style: none; }

.cat-children { list-style: none; }

.cat-row {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-left: 2px solid transparent;
  transition: background 0.1s;
}

.cat-row:hover { background: var(--bg-elev); }

.cat-node.selected > .cat-row {
  border-left-color: var(--accent);
  background: var(--bg-elev);
}

.cat-node.active > .cat-row { background: var(--bg-elev); }

.cat-expand {
  background: none;
  border: none;
  color: var(--fg-faint);
  cursor: pointer;
  font-size: 7px;
  padding: 0;
  width: 12px;
  flex-shrink: 0;
  text-align: center;
  transition: transform 0.15s, color 0.1s;
  line-height: 1;
}

.cat-expand:hover { color: var(--fg); }

.cat-expand.open { transform: rotate(90deg); }

.cat-expand.cat-leaf {
  opacity: 0;
  pointer-events: none;
}

.cat-label {
  flex: 1;
  font-family: inherit;
  font-size: 13px;
  color: var(--fg-dim);
  background: none;
  border: none;
  text-align: left;
  padding: 0;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.1s;
}

.cat-label:hover { color: var(--fg); }

.cat-node.selected > .cat-row .cat-label { color: var(--accent); }
.cat-node.selected > .cat-row .cat-expand { color: var(--accent-dim); }
.cat-node.selected > .cat-row .filter-count { color: var(--accent-dim); }

/* RESULTS */
.results-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.results-count {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 600;
}

.results-count span {
  color: var(--fg-faint);
  font-weight: 400;
  font-style: italic;
}

.sort-wrap {
  font-size: 12px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.sort-wrap select {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 12px;
  padding: 4px 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}


.active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
  min-height: 24px;
}

.filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border-bright);
  font-size: 12px;
  color: var(--fg);
}

.filter-pill button {
  background: none;
  border: none;
  color: var(--fg-faint);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1;
  padding: 0;
}

.filter-pill button:hover { color: var(--danger); }

/* GPO CARDS */
.gpo-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.gpo-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  transition: all 0.15s;
}

.gpo-card:hover {
  border-color: var(--border-bright);
}

.gpo-card.open {
  border-color: var(--accent);
}

.gpo-header {
  width: 100%;
  padding: 16px 22px;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  background: none;
  border: none;
  font: inherit;
  color: inherit;
  text-align: left;
}

.scope-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.scope-user {
  background: rgba(126, 230, 168, 0.12);
  color: var(--user);
  border: 1px solid rgba(126, 230, 168, 0.3);
}

.scope-machine {
  background: rgba(138, 180, 248, 0.12);
  color: var(--machine);
  border: 1px solid rgba(138, 180, 248, 0.3);
}

.scope-both {
  background: rgba(255, 182, 39, 0.12);
  color: var(--accent);
  border: 1px solid rgba(255, 182, 39, 0.35);
}

.gpo-title-wrap { min-width: 0; }

.gpo-title {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--fg);
  line-height: 1.3;
  margin-bottom: 4px;
}

.gpo-path {
  font-size: 12px;
  color: var(--fg-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.gpo-path .sep { color: var(--fg-faint); margin: 0 4px; }

.gpo-chevron {
  color: var(--fg-faint);
  transition: transform 0.2s;
  font-size: 14px;
}

.gpo-card.open .gpo-chevron { transform: rotate(90deg); color: var(--accent); }

/* DETAIL */
.gpo-detail {
  display: none;
  border-top: 1px solid var(--border);
  padding: 24px 22px;
  background: var(--bg);
}

.gpo-card.open .gpo-detail { display: block; }

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 32px;
  margin-bottom: 20px;
}

@media (max-width: 900px) {
  .detail-grid { grid-template-columns: 1fr; }
}

.detail-field label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--fg-faint);
  display: block;
  margin-bottom: 6px;
}

.detail-field .value {
  font-size: 13px;
  color: var(--fg);
  word-break: break-word;
}

.description {
  color: var(--fg);
  font-size: 15px;
  line-height: 1.7;
  padding: 16px 20px;
  background: var(--bg-elev-2);
  border-left: 3px solid var(--accent);
  margin-bottom: 20px;
  font-family: var(--serif);
  font-style: italic;
}

/* REGISTRY BLOCK */
.registry-block {
  margin-top: 20px;
  border: 1px solid var(--border);
}

.registry-header {
  padding: 8px 14px;
  background: var(--bg-elev-2);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--fg-dim);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.registry-body {
  padding: 14px;
  font-size: 13px;
}

.reg-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 12px;
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  align-items: center;
}

.reg-row:last-child { border-bottom: none; }

.reg-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-faint);
}

.reg-value {
  color: var(--fg);
  word-break: break-all;
  padding: 4px 8px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  font-size: 13px;
}

.copy-btn {
  background: none;
  border: 1px solid var(--border-bright);
  color: var(--fg-dim);
  font-family: var(--mono);
  font-size: 11px;
  padding: 3px 8px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: all 0.15s;
  display: inline-block;
  text-decoration: none;
}

.copy-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.copy-btn.copied {
  color: var(--user);
  border-color: var(--user);
}

/* VALUES TABLE */
.values-table {
  margin-top: 12px;
  width: 100%;
  font-size: 13px;
  border-collapse: collapse;
}

.values-table th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-faint);
  font-weight: 500;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
}

.values-table td {
  padding: 6px 10px;
  border-bottom: 1px dashed var(--border);
  color: var(--fg);
}

.values-table tr:last-child td { border-bottom: none; }

.values-table code {
  background: var(--bg-elev);
  padding: 1px 6px;
  font-size: 12px;
  color: var(--accent);
}

/* EMPTY STATE */
.empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--fg-dim);
}

.empty-mark {
  font-family: var(--serif);
  font-size: 80px;
  font-style: italic;
  color: var(--border-bright);
  line-height: 1;
  margin-bottom: 16px;
}

.empty h3 {
  font-family: var(--serif);
  font-size: 22px;
  color: var(--fg);
  margin-bottom: 8px;
  font-weight: 600;
}

.empty p { max-width: 400px; margin: 0 auto; }

/* HIGHLIGHT */
mark {
  background: rgba(255, 182, 39, 0.25);
  color: var(--accent);
  padding: 0 2px;
}

/* FOOTER */
footer {
  max-width: 1400px;
  margin: 40px auto 0;
  padding: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--fg-faint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

footer a { color: var(--fg-dim); text-decoration: none; }
footer a:hover { color: var(--accent); }

/* PAGINATION */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 24px 0 8px;
  border-top: 1px solid var(--border);
  margin-top: 16px;
}

.page-btn {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 7px 16px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

.page-btn:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
}

.page-btn:disabled {
  opacity: 0.3;
  cursor: default;
}

.page-info {
  color: var(--fg-dim);
  font-size: 13px;
}

/* TOAST */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--user);
  color: var(--bg);
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  z-index: 1000;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.toast.show { transform: translateX(-50%) translateY(0); }

/* THEME TOGGLE */
.theme-toggle {
  background: none;
  border: 1px solid var(--border-bright);
  color: var(--fg-dim);
  font-family: var(--mono);
  font-size: 12px;
  padding: 4px 10px;
  cursor: pointer;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.15s, border-color 0.15s;
  margin-left: 12px;
}

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

/* SHARE / COPY BUTTON ROW IN REGISTRY HEADER */
.registry-header .btn-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.gpo-card-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

/* REGISTRY SEARCH HINT */
.search-mode-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--accent);
  background: var(--bg-elev);
  border-left: 2px solid var(--accent);
  padding: 6px 12px;
  margin-bottom: 12px;
  font-family: var(--mono);
}

.search-mode-hint .mode-tag {
  background: var(--accent);
  color: var(--bg);
  padding: 1px 6px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 10px;
}

/* Per-ADMX shard not yet loaded — placeholder shown briefly on first expand. */
.loading-stub {
  color: var(--fg-faint);
  font-style: italic;
}

/* RELATED POLICIES */
.related-section {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px dashed var(--border);
}

.related-title {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--fg-dim);
  margin-bottom: 10px;
  text-transform: none;
  letter-spacing: 0;
}

.related-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  column-gap: 24px;
  row-gap: 2px;
  margin: 0;
  padding: 0;
}

.related-list li {
  font-size: 13px;
  line-height: 1.45;
  min-width: 0;
}

.related-list a {
  color: var(--fg-dim);
  text-decoration: none;
  display: block;
  padding: 3px 0;
  border-left: 2px solid transparent;
  padding-left: 8px;
  margin-left: -8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.1s, border-color 0.1s, background 0.1s;
}

.related-list a:hover {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--bg-elev);
}

.related-count {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 8px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  font-style: normal;
  color: var(--fg-faint);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  vertical-align: middle;
  font-variant-numeric: tabular-nums;
}

.related-empty {
  font-size: 12px;
  color: var(--fg-faint);
  font-style: italic;
}

/* DEEP-LINK HIGHLIGHT */
.gpo-card.linked {
  box-shadow: 0 0 0 1px var(--accent), 0 0 24px -8px var(--accent);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  main { grid-template-columns: 1fr; }
  aside {
    position: static;
    max-height: none;
    border-bottom: 1px solid var(--border);
    padding-bottom: 20px;
    margin-bottom: 20px;
  }
  .header-inner { grid-template-columns: 1fr; gap: 10px; }
  .search-shortcut { display: none; }
  .search-input { padding-right: 14px; }
  .hero { grid-template-columns: 1fr; gap: 16px; }
  .hero-meta { text-align: left; }
  .stats { text-align: center; }
  .gpo-header { grid-template-columns: 1fr auto; }
  .scope-badge { grid-column: 1 / -1; justify-self: start; }
  .reg-row { grid-template-columns: 1fr; gap: 4px; }
}