/* Theme variables */
:root {
  --sidebar-width: 220px;
  --transition-speed: 0.25s;
}

/* Dark theme (default) */
[data-theme="dark"] {
  --bg: #0d1117;
  --card-bg: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --link: #58a6ff;
  --badge-open: #238636;
  --badge-merged: #8957e5;
  --badge-closed: #da3633;
  --badge-draft: #8b949e;
  --hover: #1c2128;
  --accent-green: #238636;
  --accent-purple: #8957e5;
  --accent-blue: #1f6feb;
  --accent-orange: #d29922;
}

/* Light theme */
[data-theme="light"] {
  --bg: #ffffff;
  --card-bg: #f6f8fa;
  --border: #d0d7de;
  --text: #1f2328;
  --text-muted: #656d76;
  --link: #0969da;
  --badge-open: #1a7f37;
  --badge-merged: #8250df;
  --badge-closed: #cf222e;
  --badge-draft: #656d76;
  --hover: #eaeef2;
  --accent-green: #1a7f37;
  --accent-purple: #8250df;
  --accent-blue: #0969da;
  --accent-orange: #bf8700;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.5;
  display: flex;
  min-height: 100vh;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ═══════════════════════════════════════════════════════════
   SIDEBAR
   ═══════════════════════════════════════════════════════════ */

#sidebar {
  width: var(--sidebar-width);
  min-height: 100vh;
  background: var(--card-bg);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  transition: transform var(--transition-speed) ease;
}

.sidebar-header {
  padding: 20px 16px 12px;
  border-bottom: 1px solid var(--border);
}

.sidebar-header h1 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.2px;
}

#last-updated {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 4px;
}

#theme-toggle {
  position: fixed;
  top: 12px;
  right: 16px;
  z-index: 200;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
  padding: 6px 10px;
  font-size: 18px;
  line-height: 1;
  transition: background var(--transition-speed), border-color var(--transition-speed);
}
#theme-toggle:hover {
  background: var(--hover);
}

#sidebar-nav {
  padding: 8px 8px 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-section-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  padding: 16px 10px 4px;
  opacity: 0.7;
}

/* CI framework accordion headers */
.ci-framework-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  margin-top: 8px;
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s ease;
  user-select: none;
}
.ci-framework-header:hover {
  background: var(--hover);
}
.ci-fw-name {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  transition: color 0.2s ease;
}
.ci-framework-header:hover .ci-fw-name {
  color: var(--text);
}
.ci-fw-expanded .ci-fw-name {
  color: var(--accent-blue, #1f6feb);
}
.ci-fw-arrow {
  font-size: 12px;
  color: var(--text-muted);
  transition: transform 0.3s ease, color 0.2s ease;
  display: inline-block;
}
.ci-fw-expanded .ci-fw-arrow {
  transform: rotate(90deg);
  color: var(--accent-blue, #1f6feb);
}
.ci-fw-empty {
  font-size: 12px;
  color: var(--text-muted);
  opacity: 0.4;
}
.ci-tab-group {
  padding-left: 8px;
  border-left: 2px solid transparent;
  transition: border-color 0.3s ease;
  margin-left: 6px;
}
.ci-fw-expanded + .ci-tab-group {
  border-left-color: var(--accent-blue, #1f6feb);
}
.ci-sub-btn {
  font-size: 14px !important;
  padding: 7px 10px !important;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  background: none;
  border: none;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 500;
  padding: 9px 10px;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  transition: all var(--transition-speed) ease;
  position: relative;
  overflow: hidden;
}

.nav-btn::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent-blue);
  border-radius: 0 3px 3px 0;
  transform: scaleY(0);
  transition: transform var(--transition-speed) ease;
}

.nav-btn:hover {
  color: var(--text);
  background: var(--hover);
}

.nav-btn.active {
  color: var(--text);
  background: rgba(31, 111, 235, 0.1);
  font-weight: 600;
}

.nav-btn.active::before {
  transform: scaleY(1);
}

.nav-btn svg {
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity var(--transition-speed) ease;
}

.nav-btn.active svg,
.nav-btn:hover svg {
  opacity: 1;
}

.nav-btn-protected {
  position: relative;
}

.nav-btn.__gate-locked {
  color: #c9d1d9;
  border: 1px dashed rgba(48, 54, 61, 0.9);
}

.nav-btn.__gate-locked:hover {
  background: rgba(31, 111, 235, 0.08);
}

.nav-lock-chip {
  display: none;
  margin-left: auto;
  align-items: center;
  justify-content: center;
  padding: 1px 6px;
  border-radius: 999px;
  border: 1px solid rgba(48, 54, 61, 0.9);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  background: rgba(13, 17, 23, 0.8);
}

[data-theme="light"] .nav-lock-chip {
  background: rgba(255, 255, 255, 0.85);
}

.nav-btn.__gate-locked .nav-lock-chip {
  display: inline-flex;
}

/* ═══════════════════════════════════════════════════════════
   MAIN CONTENT
   ═══════════════════════════════════════════════════════════ */

#main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  padding: 2vw 2.5vw;
  min-height: 100vh;
  font-size: clamp(15px, 1.1vw, 20px);
}

#main-content h2 {
  font-size: clamp(22px, 2vw, 36px);
  margin-bottom: 10px;
}

#main-content h3 {
  font-size: clamp(17px, 1.4vw, 28px);
}

#main-content h4 {
  font-size: clamp(15px, 1.1vw, 22px);
}

#main-content table {
  font-size: clamp(14px, 1vw, 18px);
}

#main-content summary {
  font-size: clamp(15px, 1.1vw, 20px);
}

#main-content .pass-rate-row {
  font-size: clamp(14px, 1vw, 18px);
}

#main-content .pass-rate-label {
  font-size: clamp(14px, 1vw, 18px);
  width: clamp(140px, 12vw, 220px);
}

/* ═══════════════════════════════════════════════════════════
   OVERLAY / MODAL
   ═══════════════════════════════════════════════════════════ */

.overlay-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.2s ease-out;
  backdrop-filter: blur(4px);
}

.overlay-panel {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 90%;
  max-width: clamp(700px, 60vw, 1200px);
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  animation: scaleIn 0.2s ease-out;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  font-size: clamp(14px, 1vw, 18px);
}

.overlay-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(14px, 1.2vw, 24px) clamp(16px, 1.5vw, 30px);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.overlay-header h3 {
  font-size: clamp(18px, 1.4vw, 28px);
  font-weight: 700;
}

.overlay-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: clamp(24px, 2vw, 36px);
  cursor: pointer;
  width: clamp(32px, 2.5vw, 48px);
  height: clamp(32px, 2.5vw, 48px);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: all 0.15s;
  font-family: inherit;
  line-height: 1;
}

.overlay-close:hover {
  background: var(--hover);
  color: var(--text);
}

.overlay-body {
  padding: clamp(14px, 1.2vw, 24px) clamp(16px, 1.5vw, 30px);
  overflow-y: auto;
  flex: 1;
}

.overlay-body table {
  font-size: clamp(14px, 1vw, 18px);
}

.overlay-body td, .overlay-body th {
  padding: clamp(5px, 0.5vw, 10px) clamp(8px, 0.8vw, 16px);
}

.overlay-row-missing {
  opacity: 0.6;
}

.overlay-row-missing td:first-child {
  font-style: italic;
}

/* Tab panels with fade animation */
.tab-panel {
  display: none;
  animation: fadeIn 0.3s ease-out;
}

.tab-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

/* ═══════════════════════════════════════════════════════════
   PARITY VIEW
   ═══════════════════════════════════════════════════════════ */

#parity-view h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-muted);
}

.parity-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.parity-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  animation: slideUp 0.4s ease-out;
}

.parity-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.parity-card-header a {
  font-size: 16px;
  font-weight: 600;
}

.parity-card-header .parity-conclusion {
  font-size: 14px;
}

.parity-bars {
  margin-bottom: 8px;
}

.parity-stats {
  display: flex;
  gap: 24px;
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.parity-stats span {
  white-space: nowrap;
}

.parity-stats .stat-num {
  color: var(--text);
  font-weight: 600;
}

.parity-no-data {
  color: var(--text-muted);
  font-style: italic;
  font-size: 14px;
  padding: 24px 0;
  text-align: center;
}

/* Weekly Summary Bar */
#weekly-summary {
  margin-bottom: 24px;
}

#weekly-summary h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-muted);
}

.weekly-boxes {
  display: flex;
  gap: 12px;
}

.weekly-box {
  flex: 1;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-top: 3px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  text-align: center;
  transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.weekly-box:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.weekly-box-opened {
  border-top-color: var(--accent-green);
}

.weekly-box-merged {
  border-top-color: var(--accent-purple);
}

.weekly-box-issues {
  border-top-color: var(--accent-blue);
}

.weekly-box-releases {
  border-top-color: var(--accent-orange);
}

.weekly-num {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
}

.weekly-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

@media (max-width: 768px) {
  .weekly-boxes {
    flex-wrap: wrap;
  }
  .weekly-box {
    flex: 1 1 45%;
  }
}

/* Contributor ranking (inside cards) */
.contrib-rank {
  color: var(--text-muted);
  font-weight: 600;
  width: 30px;
}

.contrib-count {
  font-weight: 600;
  width: 60px;
  text-align: center;
}

/* Dashboard grid.
 * Single card currently (vllm). Span full width so we get the horizontal
 * real estate for the internal 2-column layout instead of wasting half the
 * viewport. If we ever track >1 project again, bump back to
 * ``repeat(auto-fit, minmax(640px, 1fr))``. */
#dashboard {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

/* Card internal 2-column layout: CI-linked PRs | CI issues.
 * Side-by-side at ≥1100px so the reader can correlate fixes ↔ failing
 * groups; stacks below that width so tables don't get squeezed into
 * illegibility. */
.card-body-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 8px;
}

.card-col {
  min-width: 0; /* let flex/grid clip long cells instead of overflowing */
}

@media (max-width: 1100px) {
  .card-body-grid {
    grid-template-columns: 1fr;
  }
}

/* Header stats inline on the right (replaces the old Issues/Release row) */
.card-header-stats {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 400;
}

/* Section count (N) next to the <summary> label */
.section-count {
  color: var(--text-muted);
  font-weight: 400;
  margin-left: 4px;
}

.muted {
  color: var(--text-muted);
}

/* "Fixes #NNN" cell in the linked-PR table */
.td-fixes {
  white-space: nowrap;
  font-size: 13px;
}

/* Streak / break-frequency chips for CI-issue rows */
.streak-chip,
.breaks-chip {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
}

.streak-fresh { background: rgba(35,134,54,0.18); color: #56d364; }
.streak-warm  { background: rgba(210,153,34,0.18); color: #e3b341; }
.streak-hot   { background: rgba(218,54,51,0.18); color: #ff7b72; }

.breaks-chip {
  background: rgba(139,148,158,0.18);
  color: var(--text-muted);
}

/* Project #39 column chip — mirrors the board's column colors so the
   reader can tell at a glance which items are in Backlog vs In Progress
   vs Done. Rendered as an anchor so the chip itself links to the board. */
.col-chip {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
}
.col-chip:hover { text-decoration: none; filter: brightness(1.15); }
.col-backlog     { background: rgba(139,148,158,0.22); color: #c9d1d9; }
.col-ready       { background: rgba(31,111,235,0.22);  color: #79c0ff; }
.col-in-progress { background: rgba(210,153,34,0.22);  color: #e3b341; }
.col-in-review   { background: rgba(137,87,229,0.22);  color: #d2a8ff; }
.col-done        { background: rgba(35,134,54,0.22);   color: #56d364; }
.col-unknown     { background: rgba(139,148,158,0.14); color: var(--text-muted); }

/* Project cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
  animation: slideUp 0.4s ease-out both;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}

.card:nth-child(1) { animation-delay: 0.05s; }
.card:nth-child(2) { animation-delay: 0.1s; }
.card:nth-child(3) { animation-delay: 0.15s; }
.card:nth-child(4) { animation-delay: 0.2s; }
.card:nth-child(5) { animation-delay: 0.25s; }
.card:nth-child(6) { animation-delay: 0.3s; }

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.card-header a {
  font-size: 18px;
  font-weight: 600;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 500;
  color: #fff;
}

.badge-open {
  background: var(--badge-open);
}

.badge-merged {
  background: var(--badge-merged);
}

.badge-closed {
  background: var(--badge-closed);
}

.badge-draft {
  background: var(--badge-draft);
}

/* Stats row */
.stats {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--text-muted);
}

.stat-value {
  color: var(--text);
  font-weight: 600;
}

/* Week Activity section inside cards */
.week-activity {
  border-top: 1px solid var(--border);
}

.week-activity summary {
  padding: 8px 0;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  list-style: none;
  transition: color 0.15s;
}

.week-activity summary::before {
  content: "\25B6 ";
  font-size: 12px;
  margin-right: 6px;
  transition: transform 0.2s ease;
  display: inline-block;
}

.week-activity[open] summary::before {
  transform: rotate(90deg);
}

.week-activity summary:hover {
  color: var(--text);
}

.week-summary-inline {
  font-weight: 400;
  font-size: 14px;
  color: var(--text-muted);
  margin-left: 8px;
}

/* Expandable details sections */
.card details,
.parity-card details {
  margin-top: 8px;
  border-top: 1px solid var(--border);
}

.card details summary,
.parity-card details summary {
  padding: 8px 0;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  list-style: none;
  transition: color 0.15s;
}

.card details summary::before,
.parity-card details summary::before {
  content: "\25B6 ";
  font-size: 12px;
  margin-right: 6px;
  transition: transform 0.2s ease;
  display: inline-block;
}

.card details[open] summary::before,
.parity-card details[open] summary::before {
  transform: rotate(90deg);
}

.card details summary:hover,
.parity-card details summary:hover {
  color: var(--text);
}

/* Tables inside details */
.card table,
.parity-card table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin-top: 4px;
}

.card th,
.parity-card th {
  text-align: left;
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 500;
  font-size: 13px;
}

.card td,
.parity-card td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.card tr:last-child td,
.parity-card tr:last-child td {
  border-bottom: none;
}

.card tr:hover td,
.parity-card tr:hover td {
  background: var(--hover);
}

.td-title {
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Footer */
footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: var(--sidebar-width);
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  background: var(--card-bg);
  z-index: 100;
}

/* Test Results: Pass Rate Bars */
.pass-rate-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 6px 0;
  font-size: 15px;
}

.pass-rate-label {
  width: 160px;
  font-weight: 600;
  flex-shrink: 0;
  font-size: 15px;
}

.pass-rate-bar-bg {
  flex: 1;
  height: 20px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  display: flex;
}

.pass-rate-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.pass-rate-pct {
  width: 64px;
  text-align: right;
  font-weight: 600;
  flex-shrink: 0;
}

.parity-detail {
  font-size: 13px;
  color: var(--text-muted);
  margin-left: 4px;
  flex-shrink: 0;
}

.rate-good {
  background: var(--accent-green);
}

.rate-warn {
  background: var(--accent-orange);
}

.rate-bad {
  background: var(--badge-closed);
}

/* Test Results: Suite Table */
.suite-table {
  margin-top: 8px;
}

.suite-platform-header {
  font-weight: 600;
  color: var(--text-muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding-top: 8px;
}

.suite-conclusion {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: #fff;
}

.suite-conclusion-success {
  background: var(--accent-green);
}

.suite-conclusion-failure {
  background: var(--badge-closed);
}

.suite-conclusion-skipped {
  background: var(--badge-draft);
}

/* Test Results: Metadata */
.test-meta {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 6px;
}

.test-summary-inline {
  font-weight: 400;
  font-size: 14px;
  color: var(--text-muted);
  margin-left: 8px;
}

/* ---------------------------------------------------------------------------
   Activity View
   --------------------------------------------------------------------------- */

#activity-view h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-muted);
}

/* Activity summary boxes */
.activity-boxes {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.activity-box {
  flex: 1;
  min-width: 140px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-top: 3px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  text-align: center;
  transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.activity-box:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.activity-box-opened { border-top-color: var(--accent-green); }
.activity-box-merged { border-top-color: var(--accent-purple); }
.activity-box-ttm { border-top-color: var(--accent-blue); }
.activity-box-contributors { border-top-color: var(--accent-orange); }
.activity-box-stale { border-top-color: var(--badge-closed); }

.activity-num {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
}

.activity-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Activity sections */
.activity-sections {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.activity-section {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  animation: slideUp 0.3s ease-out both;
}

.activity-section h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

/* Activity tables */
.activity-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.activity-table th {
  text-align: left;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 500;
  font-size: 13px;
  white-space: nowrap;
}

.activity-table td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

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

.activity-table tr:hover td {
  background: var(--hover);
}

.project-name {
  font-weight: 600;
  white-space: nowrap;
}

/* Delta arrows */
.delta {
  font-size: 13px;
  font-weight: 500;
  margin-left: 2px;
}

.delta-up { color: var(--accent-green); }
.delta-down { color: var(--badge-closed); }
.delta-flat { color: var(--text-muted); }

/* Stale / unanswered counts */
.stale-count,
.unanswered-count {
  color: var(--badge-closed);
  font-weight: 600;
}

/* Platform labels */
.platform-label {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: #fff;
}

.platform-rocm { background: #1f6feb; }
.platform-cuda { background: #76b900; }

/* CI health badges */
.ci-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
}

.ci-badge-good { background: var(--accent-green); }
.ci-badge-warn { background: var(--accent-orange); }
.ci-badge-bad { background: var(--badge-closed); }
.ci-badge-unknown { background: var(--badge-draft); }

.ci-detail {
  font-size: 14px;
  color: var(--text-muted);
}

/* CI Signal time bars */
.ci-signal-val {
  font-weight: 600;
  font-size: 14px;
}

.ci-signal-bar-cell {
  width: 120px;
}

.ci-signal-bar-bg {
  height: 14px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.ci-signal-bar-fill {
  height: 100%;
  border-radius: 3px;
}

/* Bus factor */
.bus-factor {
  font-weight: 600;
}

.bus-factor-warn {
  color: var(--badge-closed);
}

/* Release cadence */
.release-stale {
  color: var(--badge-closed);
  font-weight: 600;
}

.release-aging {
  color: var(--accent-orange);
  font-weight: 600;
}

.text-muted {
  color: var(--text-muted);
}

/* ---------------------------------------------------------------------------
   Trends View
   --------------------------------------------------------------------------- */

#trends-view h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-muted);
}

#trends-view .section-desc {
  margin-bottom: 20px;
}

.trends-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

@media (max-width: 768px) {
  .trends-grid {
    grid-template-columns: 1fr;
  }
}

.trend-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  transition: transform var(--transition-speed) ease;
}

.trend-card:hover {
  transform: translateY(-1px);
}

.trend-card h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.trend-card canvas {
  width: 100% !important;
}

/* Mini bar (used in various places) */
.mini-bar-bg {
  height: 8px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  width: 60px;
  display: inline-block;
  vertical-align: middle;
}

.mini-bar-fill {
  height: 100%;
  border-radius: 2px;
}

/* ---------------------------------------------------------------------------
   PyTorch Enhanced Parity Card
   --------------------------------------------------------------------------- */
.parity-arch-badge { padding: 3px 10px; border-radius: 12px; font-size: 13px; font-weight: 600; color: #fff; background: #1f6feb; }
.parity-primary { text-align: center; margin: 12px 0; }
.parity-big-num { font-size: 48px; font-weight: 700; line-height: 1.1; }
.parity-big-label { font-size: 15px; color: var(--text-muted); margin-top: 4px; }
.rate-good-text { color: var(--accent-green); }
.rate-warn-text { color: var(--accent-orange); }
.rate-bad-text { color: var(--badge-closed); }
.parity-gap-breakdown { display: flex; gap: 16px; justify-content: center; margin: 12px 0; font-size: 15px; color: var(--text-muted); flex-wrap: wrap; }
.gap-item strong { color: var(--text); }
.parity-workflow-table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 12px 0; }
.parity-workflow-table th { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--border); color: var(--text-muted); font-weight: 500; font-size: 13px; }
.parity-workflow-table td { padding: 6px 8px; border-bottom: 1px solid var(--border); }
.parity-workflow-table tr:last-child td { border-bottom: none; }
.parity-workflow-table tr:hover td { background: var(--hover); }
.skip-reasons-list { display: flex; flex-direction: column; gap: 4px; padding: 8px 0; }
.skip-reason-item { display: flex; justify-content: space-between; font-size: 14px; }
.skip-reason-name { color: var(--text-muted); }
.skip-reason-count { font-weight: 600; }
.parity-trend { margin-top: 12px; border-top: 1px solid var(--border); padding-top: 12px; }
.parity-trend h4 { font-size: 15px; font-weight: 600; color: var(--text-muted); margin-bottom: 8px; }
.parity-meta { font-size: 14px; color: var(--text-muted); margin-top: 8px; }

/* ---------------------------------------------------------------------------
   Builds View
   --------------------------------------------------------------------------- */

#builds-view h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-muted);
}

/* Dependency Graph */
.dep-graph {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 24px;
}

.dep-graph h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
}

.dep-graph-svg-wrap {
  overflow-x: auto;
  display: flex;
  justify-content: center;
}

/* Dagre SVG node styles */
.dep-svg-rect {
  fill: #0d1117;
  stroke: #30363d;
  stroke-width: 1;
}
.dep-svg-core .dep-svg-rect {
  stroke: #1f6feb;
  stroke-width: 1.5;
}
.dep-svg-upstream .dep-svg-rect {
  stroke: #30363d;
}
.dep-svg-name {
  fill: #e6edf3;
  font-size: 14px;
  font-weight: 600;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}
.dep-svg-badge {
  font-size: 12px;
  font-weight: 500;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}
.dep-svg-node:hover .dep-svg-rect {
  stroke: #58a6ff;
  stroke-width: 2;
}

/* Standalone projects (not in the DAG) */
.dep-standalone {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.dep-standalone-label {
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}
.dep-standalone-node {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}
.dep-standalone-node:hover {
  border-color: #58a6ff;
}
.dep-standalone-core {
  border-color: #1f6feb;
}
.dep-node-badge {
  font-size: 12px;
  padding: 2px 7px;
  border-radius: 6px;
  font-weight: 500;
  color: #fff;
}
.dep-badge-good { background: var(--accent-green); }
.dep-badge-warn { background: var(--accent-orange); }
.dep-badge-bad { background: var(--badge-closed); }
.dep-badge-none { background: var(--badge-draft); }

/* Build summary boxes */
.build-summary-boxes {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.build-summary-box {
  flex: 1;
  min-width: 140px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-top: 3px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  text-align: center;
}

.build-summary-box-total { border-top-color: var(--accent-blue); }
.build-summary-box-met { border-top-color: var(--accent-green); }
.build-summary-box-missed { border-top-color: var(--badge-closed); }
.build-summary-box-avg { border-top-color: var(--accent-orange); }

.build-summary-num {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
}

.build-summary-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Build time details */
.build-details {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 24px;
}

.build-details h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 12px;
}

.build-target-met {
  color: var(--accent-green);
  font-weight: 600;
}

.build-target-warn {
  color: var(--accent-orange);
  font-weight: 600;
}

.build-target-missed {
  color: var(--badge-closed);
  font-weight: 600;
}

.build-bar-cell {
  width: 100px;
}

.build-bar-bg {
  height: 14px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.build-bar-fill {
  height: 100%;
  border-radius: 3px;
}

@media (max-width: 768px) {
  .build-summary-boxes {
    flex-wrap: wrap;
  }
  .build-summary-box {
    flex: 1 1 45%;
  }
  .dep-standalone {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Empty state */
.empty {
  color: var(--text-muted);
  font-style: italic;
  font-size: 14px;
  padding: 8px 0;
}

/* ---------------------------------------------------------------------------
   Op Coverage View
   --------------------------------------------------------------------------- */

#op-coverage-view h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-muted);
}

.oc-summary {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.oc-summary-box {
  flex: 1;
  min-width: 140px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent-blue);
  border-radius: 8px;
  padding: 12px 16px;
  text-align: center;
}

.oc-summary-num {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
}

.oc-summary-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 2px;
}

.oc-categories {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.oc-category {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.oc-category summary {
  padding: 14px 16px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: background var(--transition-speed) ease;
}

.oc-category summary::before {
  content: "\25B6";
  font-size: 12px;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.oc-category[open] summary::before {
  transform: rotate(90deg);
}

.oc-category summary:hover {
  background: var(--hover);
}

.oc-cat-name {
  flex: 1;
}

.oc-cat-count {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-muted);
}

.oc-cat-badges {
  display: flex;
  gap: 6px;
}

.oc-badge-amd,
.oc-badge-nv {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
  color: #fff;
}

.oc-badge-amd {
  background: #1f6feb;
}

.oc-badge-nv {
  background: #76b900;
}

.oc-table-wrap {
  padding: 0 16px 16px;
}

.oc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.oc-table th {
  text-align: center;
  padding: 8px 12px;
  border-bottom: 2px solid var(--border);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
}

.oc-table th:first-child {
  text-align: left;
}

.oc-table th.oc-th-sep {
  border-left: 2px solid var(--border);
}

.oc-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.oc-table td:first-child {
  text-align: left;
  font-weight: 500;
}

.oc-table td.oc-td-sep {
  border-left: 2px solid var(--border);
}

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

.oc-table tr:hover td {
  background: var(--hover);
}

.oc-yes {
  color: var(--accent-green);
  font-weight: 700;
}

.oc-no {
  color: var(--text-muted);
}

.oc-partial {
  color: var(--accent-orange);
}

/* Backend badges */
.oc-be {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  margin: 1px 2px;
  white-space: nowrap;
}

.oc-be-alt {
  opacity: 0.5;
  font-weight: 400;
}

.oc-be-triton { background: #8957e5; }
.oc-be-ck { background: #1f6feb; }
.oc-be-asm { background: #da3633; }
.oc-be-hip { background: #636e7b; }
.oc-be-flydsl { background: #d29922; }
.oc-be-other { background: #30363d; }

a.oc-be-link { text-decoration: none; }
a.oc-be-link .oc-be { cursor: pointer; }
a.oc-be-link .oc-be:hover { filter: brightness(1.3); }

.oc-link {
  text-decoration: none;
  position: relative;
  cursor: pointer;
}

.oc-link .oc-yes {
  color: #58a6ff;
}

.oc-link::after {
  content: "\2197";
  font-size: 11px;
  position: absolute;
  top: -2px;
  right: -8px;
  color: var(--text-muted);
  opacity: 0.7;
}

.oc-link:hover {
  text-decoration: underline;
}

.oc-link:hover .oc-yes {
  color: #79c0ff;
}

.oc-link:hover::after {
  opacity: 1;
}

.oc-updated {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 16px;
  text-align: right;
}

/* ---------------------------------------------------------------------------
   Responsive: collapse sidebar on mobile
   --------------------------------------------------------------------------- */

@media (max-width: 900px) {
  #sidebar {
    transform: translateX(-100%);
    width: 240px;
  }
  #sidebar.open {
    transform: translateX(0);
  }
  #main-content {
    margin-left: 0;
    padding: 16px;
  }
  footer {
    display: none;
  }
}

/* ═══════════════════════════════════════════════════════════
   OP PERF — Operator Performance (MI355X vs B300)
   ═══════════════════════════════════════════════════════════ */

.op-exec-summary {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent-blue);
  border-radius: 6px;
  padding: 10px 16px;
  margin-bottom: 16px;
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
}

.op-model-group-header {
  margin: 20px 0 8px 0;
  font-size: 16px;
  padding: 8px 12px;
  border-radius: 6px;
  background: #21262d;
  border-left: 3px solid #8b949e;
}
.op-model-group-header.op-group-amd { border-left-color: #1f6feb; }
.op-model-group-header.op-group-nv { border-left-color: #76b900; }
.op-group-geo {
  font-size: 13px;
  font-weight: normal;
  color: #8b949e;
}

.op-perf-subtitle {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 13px;
}

.op-badge-amd, .op-badge-nv, .op-badge-ratio {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
}
.op-badge-amd { background: rgba(31,111,235,0.2); color: #58a6ff; }
.op-badge-nv { background: rgba(118,185,0,0.2); color: #7ee787; }
.op-badge-ratio { background: rgba(139,148,158,0.15); color: var(--text-muted); }

/* Summary boxes (shared with op-coverage) */
.oc-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 10px;
  margin-bottom: 20px;
}
.oc-summary-box {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent-blue);
  border-radius: 8px;
  padding: 10px 12px;
  text-align: center;
}
.oc-summary-num { font-size: 22px; font-weight: 700; line-height: 1.2; }
.oc-summary-label { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

/* Model cards */
.op-perf-models { margin: 16px 0; }
.op-perf-models h3 { font-size: 14px; margin-bottom: 10px; }
/* (op-model-group-header defined above with origin's background style) */
.op-model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
}
.op-model-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px;
  text-align: center;
  border-top: 3px solid var(--border);
  cursor: pointer;
  position: relative;
  transition: border-color 0.15s;
}
.op-model-card:hover { border-color: var(--link); }
.op-model-amd { border-top-color: #1f6feb; }
.op-model-nv { border-top-color: #238636; }
.op-model-tie { border-top-color: #8b949e; }
.op-model-name { font-size: 12px; font-weight: 600; color: var(--text); }
.op-model-type { font-size: 10px; color: var(--text-muted); margin: 2px 0 4px; }
.op-model-geo { font-size: 18px; font-weight: 700; font-family: "SFMono-Regular", Consolas, monospace; }
.op-model-amd .op-model-geo { color: #58a6ff; }
.op-model-nv .op-model-geo { color: #7ee787; }
.op-model-tie .op-model-geo { color: var(--text); }
.op-model-tooltip {
  display: none;
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 10px;
  color: var(--text);
  white-space: pre-line;
  z-index: 100;
  box-shadow: 0 4px 16px rgba(0,0,0,0.5);
  min-width: 200px;
  pointer-events: none;
  margin-bottom: 6px;
  font-family: "SFMono-Regular", Consolas, monospace;
  line-height: 1.5;
}
.op-model-card:hover .op-model-tooltip { display: block; }

/* Chart grid */
.op-perf-charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 16px 0;
}
.op-chart-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px;
}
.op-chart-card h3 { font-size: 13px; color: var(--text); margin-bottom: 8px; }
.op-chart-full { margin: 12px 0; }
.op-chart-wrap { position: relative; height: 260px; }
.op-chart-tall { height: 420px; }

/* Chart filters */
.op-perf-chart-filters {
  display: flex;
  gap: 10px;
  margin-bottom: 6px;
}
.op-perf-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 10px 0;
  padding: 10px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.op-perf-filter {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text-muted);
}
.op-filter-select, .op-chart-filter {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 6px;
  font-size: 12px;
  cursor: pointer;
}
.op-filter-select:hover, .op-chart-filter:hover { border-color: var(--accent-blue); }

/* Notes section */
.op-perf-notes {
  margin-top: 20px;
  padding: 14px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 12px;
}
.op-perf-notes h3 { font-size: 13px; margin-bottom: 6px; }
.op-perf-notes ul { padding-left: 18px; color: var(--text-muted); }
.op-perf-notes li { margin-bottom: 3px; }
.op-perf-notes code { background: var(--bg); padding: 1px 5px; border-radius: 3px; font-size: 11px; }
.op-perf-links {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.op-doc-link {
  display: inline-block;
  padding: 4px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--link);
  font-size: 12px;
  text-decoration: none;
  transition: border-color 0.15s;
}
.op-doc-link:hover { border-color: var(--accent-blue); }

.oc-updated { font-size: 11px; color: var(--text-muted); margin-top: 12px; text-align: right; }

/* Heatmap grid (replaces SVG) */
.d3-heatmap-container { padding: 12px 16px; overflow-x: auto; position: relative; }
.hm-grid { display: grid; gap: 2px; width: 100%; min-width: 400px; }
.hm-corner { background: transparent; }
.hm-col-hdr {
  text-align: center; font-size: 12px; font-weight: 600;
  font-family: 'SFMono-Regular', Consolas, monospace;
  color: var(--text-muted); padding: 6px 0;
  border-bottom: 1px solid var(--border);
}
.hm-row-label {
  display: flex; flex-direction: column; justify-content: center;
  padding: 4px 8px 4px 0; min-width: 0;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid rgba(48,54,61,0.5);
}
.hm-label-model {
  font-size: 13px; font-weight: 600; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.hm-label-detail {
  font-size: 11px; color: var(--text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.hm-cell {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 4px 2px; border-radius: 4px; cursor: pointer;
  transition: outline 0.1s ease; min-height: 38px;
  border-bottom: 1px solid rgba(48,54,61,0.3);
}
.hm-cell:hover { outline: 2px solid var(--accent-blue); outline-offset: -1px; z-index: 1; }
.hm-ratio {
  font-size: 13px; font-weight: 600;
  font-family: 'SFMono-Regular', Consolas, monospace; color: #e6edf3;
}
.hm-abs {
  font-size: 10px; color: rgba(230,237,243,0.6);
  font-family: 'SFMono-Regular', Consolas, monospace; white-space: nowrap;
}
.hm-cell[data-empty="true"] { background: #21262d; cursor: default; }
.hm-cell[data-empty="true"] .hm-ratio { color: var(--text-muted); font-weight: 400; }

/* Tooltip */
.d3-tooltip {
  position: absolute; z-index: 100; background: var(--card-bg);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 14px; font-size: 12px; line-height: 1.5;
  color: var(--text); max-width: 360px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4); pointer-events: none;
}

/* Compact mode for narrow containers */
.hm-grid--compact .hm-abs { display: none; }
.hm-grid--compact .hm-label-detail { display: none; }
.hm-grid--compact .hm-cell { min-height: 32px; }

@media (max-width: 768px) {
  .op-perf-charts-grid { grid-template-columns: 1fr; }
  .op-model-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
  .oc-summary { grid-template-columns: repeat(3, 1fr); }
}