:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface-2: #1c2128;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --text-dim: #6e7681;
  --accent: #58a6ff;
  --accent-hover: #79c0ff;
  --green: #3fb950;
  --red: #f85149;
  --orange: #d29922;
  --purple: #bc8cff;
  --pink: #f778ba;
  --cyan: #39d2c0;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  height: 100vh;
  overflow: hidden;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

/* Layout */
.app {
  display: flex;
  flex-direction: column;
  height: 100vh;
}
.header {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  height: 52px;
  min-height: 52px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}
.header .logo {
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
}
.header .logo .accent { color: var(--accent); }
.nav-tabs {
  display: flex;
  gap: 2px;
  margin-left: 8px;
}
.nav-tab {
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  background: none;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: all 0.15s;
}
.nav-tab:hover { color: var(--text); background: var(--surface-2); }
.nav-tab.active { color: var(--accent); background: rgba(88,166,255,0.1); }
.search-box {
  flex: 1;
  max-width: 420px;
  position: relative;
  margin-left: auto;
}
.search-box input {
  width: 100%;
  padding: 6px 12px 6px 30px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 13px;
  font-family: var(--font-mono);
  outline: none;
  transition: border-color 0.15s;
}
.search-box input:focus { border-color: var(--accent); }
.search-box::before {
  content: '⌕';
  position: absolute;
  left: 9px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  font-size: 15px;
  pointer-events: none;
}
.header-stats {
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
}

/* Main content area */
.main {
  flex: 1;
  overflow: hidden;
  display: flex;
}

/* Three-panel layout */
.panel-sidebar {
  width: 240px;
  min-width: 240px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 12px 0;
}
.panel-list {
  flex: 1;
  min-width: 300px;
  overflow-y: auto;
  border-right: 1px solid var(--border);
}
.panel-detail {
  flex: 2;
  overflow-y: auto;
  padding: 0;
}

/* Single-panel for overview */
.panel-full {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

/* Sidebar sections */
.sidebar-section { padding: 0 10px; margin-bottom: 14px; }
.sidebar-section h3 {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-dim);
  margin-bottom: 6px;
  padding: 0 6px;
}
.filter-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 4px 8px;
  background: none;
  border: none;
  border-radius: 4px;
  color: var(--text-muted);
  font-size: 12px;
  font-family: var(--font-sans);
  cursor: pointer;
  text-align: left;
  transition: all 0.1s;
}
.filter-btn:hover { background: var(--surface-2); color: var(--text); }
.filter-btn.active { background: rgba(88,166,255,0.1); color: var(--accent); }
.filter-btn .count {
  font-size: 10px;
  color: var(--text-dim);
  background: var(--bg);
  padding: 0 6px;
  border-radius: 10px;
  min-width: 24px;
  text-align: center;
}
.filter-btn.active .count { background: rgba(88,166,255,0.15); color: var(--accent); }

/* List items */
.list-header {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.list-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.1s;
  font-size: 13px;
}
.list-item:hover { background: var(--surface-2); }
.list-item.active { background: rgba(88,166,255,0.08); border-left: 2px solid var(--accent); }
.list-item .item-name {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.list-item .item-meta {
  display: flex;
  gap: 4px;
  align-items: center;
  flex-shrink: 0;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 10px;
  font-size: 10px;
  font-weight: 600;
  font-family: var(--font-mono);
  line-height: 1.6;
  white-space: nowrap;
}
.badge-class { background: rgba(188,140,255,0.15); color: var(--purple); }
.badge-def { background: rgba(63,185,80,0.15); color: var(--green); }
.badge-dataclass { background: rgba(247,120,186,0.15); color: var(--pink); }
.badge-enum { background: rgba(57,210,192,0.15); color: var(--cyan); }
.badge-constant { background: rgba(210,153,34,0.15); color: var(--orange); }
.badge-alias { background: rgba(88,166,255,0.15); color: var(--accent); }
.badge-function { background: rgba(63,185,80,0.15); color: var(--green); }

.badge-get { background: rgba(63,185,80,0.15); color: var(--green); }
.badge-post { background: rgba(88,166,255,0.15); color: var(--accent); }
.badge-put { background: rgba(210,153,34,0.15); color: var(--orange); }
.badge-delete { background: rgba(248,81,73,0.15); color: var(--red); }

/* Spec color badges */
.badge-spec {
  padding: 1px 6px;
  border-radius: 10px;
  font-size: 10px;
  font-family: var(--font-mono);
  background: var(--surface-2);
  color: var(--text-muted);
  white-space: nowrap;
}
.spec-consensus-specs { background: rgba(188,140,255,0.12); color: #c4a0ff; }
.spec-beacon-apis { background: rgba(88,166,255,0.12); color: #7ab8ff; }
.spec-execution-specs { background: rgba(63,185,80,0.12); color: #5dc96e; }
.spec-execution-apis { background: rgba(57,210,192,0.12); color: #50dece; }
.spec-builder-specs { background: rgba(247,120,186,0.12); color: #f99dcc; }
.spec-relay-specs { background: rgba(210,153,34,0.12); color: #e0b94e; }
.spec-remote-signing-api { background: rgba(248,81,73,0.12); color: #fa9e98; }

.badge-fork {
  padding: 1px 6px;
  border-radius: 10px;
  font-size: 10px;
  font-family: var(--font-mono);
  background: var(--surface-2);
  color: var(--text-dim);
}
.badge-fork.new { background: rgba(63,185,80,0.15); color: var(--green); }
.badge-fork.modified { background: rgba(210,153,34,0.15); color: var(--orange); }

/* Detail view */
.detail-content { padding: 20px 24px; max-width: 900px; }
.detail-header {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.detail-header h2 {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  word-break: break-all;
}
.detail-header .badges { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.detail-section {
  margin-bottom: 20px;
}
.detail-section h3 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  margin-bottom: 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
}
.detail-section .prose {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.data-table th {
  text-align: left;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--text-dim);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: 5px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.data-table td:first-child {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text);
  white-space: nowrap;
}
.data-table td:nth-child(2) {
  font-family: var(--font-mono);
  font-size: 12px;
}
.data-table tr:hover { background: var(--surface-2); }

.type-link {
  color: var(--accent);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
}
.type-link:hover { color: var(--accent-hover); text-decoration: underline; }

/* Pill groups */
.pill-group { display: flex; flex-wrap: wrap; gap: 4px; }

/* Cards (specs overview) */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  margin-top: 16px;
}
.spec-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
  cursor: pointer;
  transition: all 0.15s;
}
.spec-card:hover { border-color: var(--accent); background: var(--surface-2); }
.spec-card h3 {
  font-size: 15px;
  font-family: var(--font-mono);
  margin-bottom: 10px;
  color: var(--text);
}
.spec-desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 6px 0 10px 0;
}
.spec-card .stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.spec-card .stat {
  font-size: 12px;
  color: var(--text-muted);
}
.spec-card .stat strong {
  color: var(--text);
  font-size: 16px;
  display: block;
}

/* Overview stats bar */
.overview-stats {
  display: flex;
  gap: 24px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.overview-stat { text-align: center; }
.overview-stat .val {
  font-size: 24px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--accent);
}
.overview-stat .label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

/* Home page sections */
.home-section { margin-top: 36px; }
.home-section h2 {
  font-family: var(--font-mono); font-size: 18px; color: var(--accent);
  margin-bottom: 12px; padding-bottom: 8px; border-bottom: 1px solid var(--border);
}
.home-section p { color: var(--text-muted); font-size: 14px; margin-bottom: 12px; }
.home-section pre {
  font-family: var(--font-mono); font-size: 13px; background: var(--surface);
  border: 1px solid var(--border); border-radius: 8px; padding: 16px;
  overflow-x: auto; margin-bottom: 12px; line-height: 1.7; color: var(--text);
}
.home-section code {
  font-family: var(--font-mono); font-size: 13px; background: var(--surface-2);
  padding: 2px 6px; border-radius: 4px; color: var(--accent);
}
.home-section h3 { font-size: 15px; font-weight: 600; margin: 16px 0 6px; }
.tool-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 8px; margin-bottom: 12px;
}
.tool-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 6px; padding: 10px 14px;
}
.tool-name { font-family: var(--font-mono); font-size: 13px; color: var(--green); font-weight: 600; }
.tool-desc { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.home-github-link {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  padding: 12px 20px; font-family: var(--font-mono); font-size: 14px;
  margin-top: 8px; transition: border-color 0.15s; color: var(--accent);
}
.home-github-link:hover { border-color: var(--accent); text-decoration: none; }
.skill-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  padding: 16px 20px; margin: 12px 0 24px; transition: border-color 0.15s;
}
.skill-card:hover { border-color: var(--accent); }
.skill-card-header { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.skill-card-title { font-family: var(--font-mono); font-size: 15px; font-weight: 600; color: var(--accent); }
.skill-card-desc { font-size: 13px; color: var(--text-muted); margin-top: 4px; }
.skill-card-actions { display: flex; gap: 8px; flex-shrink: 0; }
.skill-btn {
  font-family: var(--font-mono); font-size: 13px; padding: 6px 14px;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px;
  color: var(--text); cursor: pointer; transition: all 0.15s; white-space: nowrap;
}
.skill-btn:hover { border-color: var(--accent); color: var(--accent); }
.skill-btn-copy.copied { border-color: var(--green); color: var(--green); }
.skill-modal-overlay {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.7);
  z-index: 1000; justify-content: center; align-items: center; padding: 24px;
}
.skill-modal-overlay.open { display: flex; }
.skill-modal {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  width: 100%; max-width: 860px; max-height: 85vh;
  display: flex; flex-direction: column; overflow: hidden;
}
.skill-modal-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 20px; border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.skill-modal-title { font-family: var(--font-mono); font-size: 15px; font-weight: 600; color: var(--accent); }
.skill-modal-close {
  background: none; border: none; color: var(--text-muted); font-size: 24px;
  cursor: pointer; padding: 0 4px; line-height: 1;
}
.skill-modal-close:hover { color: var(--text); }
.skill-modal-body {
  padding: 20px 24px; overflow-y: auto; font-size: 14px; line-height: 1.7;
}
.skill-modal-body h1 { font-size: 22px; margin: 24px 0 8px; font-family: var(--font-mono); color: var(--accent); }
.skill-modal-body h2 { font-size: 17px; margin: 20px 0 8px; font-family: var(--font-mono); color: var(--accent); border: none; }
.skill-modal-body h3 { font-size: 14px; margin: 16px 0 6px; font-family: var(--font-mono); color: var(--text); }
.skill-modal-body p { margin: 8px 0; }
.skill-modal-body ul, .skill-modal-body ol { margin: 8px 0; padding-left: 24px; }
.skill-modal-body li { margin: 4px 0; }
.skill-modal-body code { font-family: var(--font-mono); font-size: 13px; background: var(--bg); padding: 2px 6px; border-radius: 4px; color: var(--accent); }
.skill-modal-body pre { background: var(--bg); border: 1px solid var(--border); border-radius: 6px; padding: 12px 16px; overflow-x: auto; margin: 8px 0; font-family: var(--font-mono); font-size: 12px; line-height: 1.5; }
.skill-modal-body pre code { background: none; padding: 0; color: var(--text); }
.skill-modal-body table { border-collapse: collapse; width: 100%; margin: 8px 0; font-size: 13px; }
.skill-modal-body th, .skill-modal-body td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; }
.skill-modal-body th { background: var(--bg); color: var(--text-muted); font-weight: 600; }
.skill-modal-body strong { color: var(--text); font-weight: 600; }
.skill-modal-body a { color: var(--accent); }
.skill-modal-body hr { border: none; border-top: 1px solid var(--border); margin: 16px 0; }

/* Loading */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  flex-direction: column;
  gap: 16px;
}
.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Fork diff */
.diff-controls {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.diff-controls select {
  padding: 6px 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 13px;
  font-family: var(--font-mono);
  outline: none;
}
.diff-controls select:focus { border-color: var(--accent); }
.diff-group { margin-bottom: 20px; }
.diff-group h3 {
  font-size: 13px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.diff-group h3 .count-badge {
  font-size: 11px;
  padding: 1px 8px;
  border-radius: 10px;
  font-weight: 600;
}
.diff-item {
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  cursor: pointer;
  border-radius: 4px;
  margin-bottom: 2px;
}
.diff-item:hover { background: var(--surface-2); }
.diff-item.expanded { background: var(--surface-2); }
.diff-item-preview {
  padding: 8px 12px;
  margin: 0 0 4px 0;
  border-left: 2px solid var(--border);
  background: var(--surface);
  border-radius: 0 4px 4px 0;
}
.diff-item-preview .code-block {
  max-height: 400px;
  margin: 0;
  font-size: 11px;
}
.diff-item-preview .pill-group { margin-bottom: 6px; }
.diff-item-preview .diff-preview-meta {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 6px;
  font-family: var(--font-sans);
}
.diff-item-preview .diff-preview-refs {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 6px;
  font-family: var(--font-mono);
}
.diff-item-preview .diff-preview-refs a { color: var(--accent); }

/* Endpoint detail */
.method-path {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.method-path .method-badge {
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 700;
  font-family: var(--font-mono);
}
.method-path .path {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  word-break: break-all;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  cursor: pointer;
  font-family: var(--font-sans);
  transition: all 0.15s;
}
.btn:hover { color: var(--text); border-color: var(--text-muted); }

/* Empty state */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-dim);
  font-size: 14px;
  gap: 8px;
}
.empty-state .icon { font-size: 40px; opacity: 0.5; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }


/* Mobile back button */
.back-btn {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  margin: 8px 12px;
  font-family: var(--font-sans);
  transition: color 0.15s, border-color 0.15s;
}
.back-btn:hover { color: var(--text); border-color: var(--text-muted); }

/* Hamburger menu */
.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 22px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  line-height: 1;
  transition: color 0.15s, background 0.15s;
}
.hamburger:hover { color: var(--text); background: var(--surface-2); }
.hamburger.open { color: var(--accent); }
/* Responsive */
@media (max-width: 900px) {
  .panel-sidebar { display: none; }
  .panel-sidebar.pr-sidebar { display: block; flex: 1; min-width: 0; width: auto; }
  .panel-list { flex: 1; }
  .panel-detail { display: none; }
  .main.show-detail .panel-list { display: none; }
  .main.show-detail .panel-sidebar { display: none; }
  .main.show-detail .panel-detail { display: block; flex: 1; }
}
@media (max-width: 600px) {
  .header { gap: 6px; padding: 0 8px; flex-wrap: wrap; }
  .hamburger { display: block; }
  .back-btn { display: block; }
  .nav-tabs {
    display: none;
    position: absolute;
    top: 52px;
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 8px;
    flex-direction: column;
    gap: 2px;
    z-index: 200;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  }
  .nav-tabs.open { display: flex; }
  .nav-tab { text-align: left; padding: 10px 14px; font-size: 14px; }
  .header-stats { display: none; }
  .search-box { max-width: 100%; }
}

/* JSON/Code blocks */
.code-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  overflow-x: auto;
  white-space: pre;
  color: var(--text);
  tab-size: 4;
  max-height: 600px;
  overflow-y: auto;
}
.syn-comment { color: var(--text-dim); }
.syn-keyword { color: var(--purple, #c4a0ff); }
.syn-builtin { color: var(--cyan); }
.syn-string { color: #a5d6ff; }
.syn-decorator { color: var(--orange); }
.syn-new-marker { color: var(--green); font-weight: 600; }
.syn-mod-marker { color: var(--orange); font-weight: 600; }
.syn-type { color: var(--purple, #c4a0ff); text-decoration: underline; text-decoration-style: dotted; text-underline-offset: 2px; }
.syn-func { color: var(--green); text-decoration: underline; text-decoration-style: dotted; text-underline-offset: 2px; }
a.type-link.syn-type:hover, a.type-link.syn-func:hover { text-decoration-style: solid; }
.github-link { color: var(--text-muted); display: flex; align-items: center; margin-left: auto; flex-shrink: 0; }
.github-link:hover { color: var(--text); text-decoration: none; }
.footer { padding: 12px 16px; text-align: center; color: var(--text-dim); font-size: 12px; border-top: 1px solid var(--border); flex-shrink: 0; }
.footer a { color: var(--text-muted); }
.footer a:hover { color: var(--text); }

/* PR tab styles */
.pr-action-badge {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-mono);
}
.pr-action-badge.added { background: rgba(63,185,80,0.15); color: var(--green); }
.pr-action-badge.modified { background: rgba(210,153,34,0.15); color: var(--orange); }
.pr-action-badge.removed { background: rgba(248,81,73,0.15); color: var(--red); }
.pr-header {
  padding: 16px;
  border-bottom: 1px solid var(--border);
}
.pr-header h2 { font-size: 16px; margin-bottom: 4px; }
.pr-header .pr-meta { font-size: 13px; color: var(--text-muted); }
.pr-sidebar-item {
  padding: 10px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
}
.pr-sidebar-item:hover { background: var(--surface-2); }
.pr-sidebar-item.active { background: var(--surface-2); border-left: 3px solid var(--accent); }
.pr-sidebar-item .pr-num { font-family: var(--font-mono); font-size: 13px; font-weight: 600; color: var(--accent); }
.pr-sidebar-item .pr-title { font-size: 12px; color: var(--text); margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pr-sidebar-item .pr-author { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.pr-sidebar-item .pr-stats { display: flex; gap: 6px; margin-top: 4px; }
.pr-spec-group-header {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 14px; cursor: pointer; font-size: 12px;
  color: var(--text-muted); border-bottom: 1px solid var(--border);
  user-select: none;
}
.pr-spec-group-header:hover { background: var(--surface-2); }
.pr-spec-group-header .pr-group-arrow { font-size: 10px; color: var(--text-dim); transition: transform 0.15s; }
.pr-spec-group-header.collapsed .pr-group-arrow { transform: rotate(-90deg); }
.pr-spec-group-header .pr-group-count { margin-left: auto; font-size: 11px; color: var(--text-dim); }
.pr-item-row {
  padding: 8px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  transition: background 0.1s;
}
.pr-item-row:hover { background: var(--surface-2); }
.pr-item-row.expanded { background: var(--surface-2); }
.pr-item-row .pr-item-name { font-family: var(--font-mono); }
.pr-item-row .pr-field-delta { font-size: 11px; color: var(--text-muted); margin-left: auto; }
.pr-item-preview {
  display: none;
  padding: 12px 16px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.pr-item-preview .code-block { font-size: 11px; max-height: 400px; }
.field-diff-added td { background: rgba(63,185,80,0.08); }
.field-diff-removed td { background: rgba(248,81,73,0.08); }
.pr-type-notice {
  margin-bottom: 16px;
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 12px;
}
.pr-type-notice a { font-family: var(--font-mono); }

/* Inline diff highlighting */
.diff-code-block { position: relative; }
.diff-line-added { background: rgba(63,185,80,0.12); display: block; margin: 0 -12px; padding: 0 12px; border-left: 3px solid var(--green); }
.diff-line-removed { background: rgba(248,81,73,0.12); display: block; margin: 0 -12px; padding: 0 12px; border-left: 3px solid var(--red); }
.diff-line-changed { background: rgba(210,153,34,0.10); display: block; margin: 0 -12px; padding: 0 12px; border-left: 3px solid var(--orange); }
.diff-line-unchanged { display: block; margin: 0 -12px; padding: 0 12px; border-left: 3px solid transparent; }
.fork-diff-toggle {
  font-size: 11px; padding: 3px 10px; cursor: pointer;
  background: var(--surface-2); color: var(--text-muted); border: 1px solid var(--border);
  border-radius: 4px; font-family: var(--font-mono); transition: all 0.15s;
}
.fork-diff-toggle:hover { border-color: var(--accent); color: var(--accent); }
.fork-diff-toggle.active { background: rgba(88,166,255,0.1); border-color: var(--accent); color: var(--accent); }
.diff-word-added { background: rgba(63,185,80,0.25); border-radius: 2px; padding: 0 1px; }
.diff-word-removed { background: rgba(248,81,73,0.25); border-radius: 2px; padding: 0 1px; text-decoration: line-through; }

/* === EIP-specific styles === */

/* Status badges -- only shown for non-deployed forks */
.eip-status { font-size: 0.7em; padding: 2px 6px; border-radius: 3px; text-transform: uppercase; letter-spacing: 0.03em; }
.eip-status.draft { background: #3a3a1a; color: #facc15; }
.eip-status.review { background: #1a2a3a; color: #60a5fa; }
.eip-status.stagnant { background: #2a2a2a; color: #888; }
.eip-status.withdrawn { background: #3a1a1a; color: #f87171; }
.eip-status.last-call { background: #2a1a3a; color: #c084fc; }

/* Fork group headers in list */
.fork-group-header {
  font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.6px;
  color: var(--text-dim); padding: 14px 16px 4px;
}

/* Detail: metadata row */
.eip-meta { display: flex; flex-wrap: wrap; gap: 12px; margin: 8px 0 0; color: var(--text-muted); font-size: 0.85em; }
.eip-meta a { color: var(--accent); }

/* Detail: summary bar */
.eip-summary-bar {
  display: flex; gap: 24px; flex-wrap: wrap;
  margin: 16px 20px; padding: 12px 16px;
  background: var(--surface); border-radius: 4px; border: 1px solid var(--border);
}
.eip-summary-stat { color: var(--text-muted); font-size: 0.85em; }
.eip-summary-num { font-size: 1.2em; font-weight: 600; color: var(--text); }
.eip-summary-num.eip-new { color: #4ade80; }
.eip-summary-num.eip-mod { color: #fb923c; }

/* Detail: spec sections */
.eip-spec-section { margin: 16px 0; }
.eip-spec-section h4 {
  font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.6px;
  color: var(--text-dim); margin-bottom: 6px; padding-bottom: 4px; border-bottom: 1px solid var(--border);
}

/* Detail: item rows */
.eip-item-row {
  padding: 5px 8px; cursor: pointer; border-radius: 3px;
  font-family: var(--font-mono); font-size: 13px; color: var(--text);
}
.eip-item-row:hover { background: var(--surface-2); }
.eip-item-row .eip-new { color: #4ade80; font-weight: 600; margin-right: 4px; }
.eip-item-row .eip-mod { color: #fb923c; font-weight: 600; margin-right: 4px; }
.eip-kind-badge {
  font-size: 10px; padding: 1px 4px; border-radius: 2px;
  background: var(--surface-2); color: var(--text-muted); margin-right: 4px;
  font-family: var(--font-mono); vertical-align: 1px;
}

/* EIP item expand/collapse */
.eip-expand-hint {
  float: right; font-size: 10px; color: var(--text-dim);
  transition: transform 0.15s;
}
.eip-item-name { cursor: pointer; }
.eip-diff-container {
  margin: 4px 0 12px 20px; border-left: 2px solid var(--border);
  padding-left: 12px;
}