:root {
  color-scheme: light dark;
  --bg: #f5f6f8;
  --surface: #ffffff;
  --border: #e2e4e9;
  --text: #191b1f;
  --text-muted: #666e7a;
  --accent: #4338ca;
  --accent-contrast: #ffffff;
  --success-fg: #0f7a4c;
  --success-bg: #e6f7ee;
  --danger-fg: #b3261e;
  --danger-bg: #fdecea;
  --neutral-fg: #7a5b06;
  --neutral-bg: #fdf3d8;
  --shadow: 0 1px 2px rgba(20, 22, 28, 0.06), 0 1px 8px rgba(20, 22, 28, 0.04);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #101216;
    --surface: #181b21;
    --border: #2b2f38;
    --text: #e8eaee;
    --text-muted: #9aa1ac;
    --accent: #8b85f5;
    --accent-contrast: #101216;
    --success-fg: #4ade95;
    --success-bg: #123425;
    --danger-fg: #f28b82;
    --danger-bg: #3a1c1a;
    --neutral-fg: #e0c264;
    --neutral-bg: #362b0f;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 1px 8px rgba(0, 0, 0, 0.3);
  }
}

* {
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

code,
.mono {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.85em;
}

a {
  color: var(--accent);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--text);
  color: var(--bg);
}

.topbar .brand {
  color: inherit;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.topbar .org-name {
  color: inherit;
  opacity: 0.65;
  font-size: 0.85rem;
}

.topbar .topbar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logout-form button {
  background: transparent;
  border: 1px solid currentColor;
  opacity: 0.75;
  color: inherit;
  padding: 0.3rem 0.75rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
}

.logout-form button:hover {
  opacity: 1;
}

main {
  max-width: 960px;
  margin: 2rem auto;
  padding: 0 1.25rem 3rem;
}

h1 {
  font-size: 1.4rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  margin: 0 0 1.25rem;
}

.back-link {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  text-decoration: none;
}

.back-link:hover {
  color: var(--accent);
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.login-card {
  max-width: 340px;
  margin: 4.5rem auto;
  padding: 2rem;
}

.login-card h1 {
  margin-bottom: 1.25rem;
}

.login-card label {
  display: block;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.login-card input {
  display: block;
  width: 100%;
  padding: 0.55rem 0.65rem;
  margin-top: 0.35rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.95rem;
}

.login-card input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.login-card button {
  width: 100%;
  padding: 0.6rem;
  margin-top: 0.25rem;
  background: var(--accent);
  color: var(--accent-contrast);
  border: none;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

.login-card button:hover {
  filter: brightness(1.08);
}

.error {
  color: var(--danger-fg);
  font-size: 0.9rem;
}

.trend-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.trend-card {
  padding: 0.9rem 1rem 0.6rem;
}

.trend-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.trend-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.trend-value {
  font-size: 1.35rem;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
  margin: 0.2rem 0 0.4rem;
}

.trend-value .muted {
  font-size: 0.8rem;
  font-weight: 500;
}

.trend-change {
  font-size: 0.85rem;
  font-weight: 600;
  margin-left: 0.35rem;
  color: var(--text-muted);
}

.trend-regressed {
  color: var(--danger-fg);
}

.trend-improved {
  color: var(--success-fg);
}

.trend-canvas {
  position: relative;
  height: 110px;
}

.trend-legend {
  font-size: 0.8rem;
  margin: 0.6rem 0 1.5rem;
}

.legend-line {
  display: inline-block;
  width: 18px;
  margin: 0 0.25rem 0.2rem 0.5rem;
  border-top: 2px solid var(--accent);
}

.legend-line.legend-baseline {
  border-top: 1.5px dashed var(--text-muted);
}

.runs-table {
  width: 100%;
  border-collapse: collapse;
}

.runs-table th,
.runs-table td {
  text-align: left;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  white-space: nowrap;
}

.runs-table th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
  background: var(--bg);
}

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

.runs-table tbody tr:hover {
  background: var(--bg);
}

.runs-table a {
  text-decoration: none;
  font-weight: 600;
}

.runs-table a:hover {
  text-decoration: underline;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: capitalize;
  white-space: nowrap;
}

.badge-regressed,
.badge-failed {
  color: var(--danger-fg);
  background: var(--danger-bg);
}

.badge-improved,
.badge-ok {
  color: var(--success-fg);
  background: var(--success-bg);
}

.badge-inconclusive,
.badge-not_comparable,
.badge-no_baseline,
.badge-held {
  color: var(--neutral-fg);
  background: var(--neutral-bg);
}

.empty {
  color: var(--text-muted);
  padding: 1.5rem;
  text-align: center;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.topbar-link {
  color: inherit;
  opacity: 0.8;
  font-size: 0.85rem;
  text-decoration: none;
}

.topbar-link:hover {
  opacity: 1;
}

.org-switch select {
  background: transparent;
  color: inherit;
  border: 1px solid currentColor;
  border-radius: 6px;
  padding: 0.25rem 0.5rem;
  font-size: 0.85rem;
  opacity: 0.85;
}

.org-switch option {
  color: var(--text);
  background: var(--surface);
}

.num {
  font-variant-numeric: tabular-nums;
}

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

.delta-up {
  color: var(--danger-fg);
}

.delta-down {
  color: var(--success-fg);
}

.divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 1.25rem 0;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.divider::before,
.divider::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--border);
}

.login-card button.secondary,
button.secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

h2 {
  font-size: 1rem;
  font-weight: 650;
  margin: 0 0 0.35rem;
}

.settings-section {
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.settings-section .runs-table {
  margin: 0.75rem -1.25rem;
  width: calc(100% + 2.5rem);
}

.hint {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 0 0 0.5rem;
}

.badge-role {
  color: var(--accent);
  background: var(--bg);
  border: 1px solid var(--border);
  vertical-align: middle;
}

.flash {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin: 0 0 1.25rem;
  font-size: 0.9rem;
}

.flash p {
  margin: 0 0 0.5rem;
}

.flash-error {
  color: var(--danger-fg);
  background: var(--danger-bg);
}

.flash-notice {
  color: var(--success-fg);
  background: var(--success-bg);
}

.token-reveal {
  display: block;
  word-break: break-all;
  padding: 0.5rem;
  background: var(--surface);
  color: var(--text);
  border-radius: 6px;
}

.row-form,
.stack-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-top: 0.75rem;
}

.stack-form {
  flex-direction: column;
  align-items: stretch;
}

.stack-form label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.stack-form label.check {
  flex-direction: row;
  align-items: center;
}

.row-form input,
.row-form select,
.stack-form input,
.stack-form select,
.inline-form select {
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.9rem;
}

.row-form input {
  flex: 1 1 14rem;
  min-width: 0;
}

.row-form button,
.stack-form button {
  padding: 0.45rem 0.9rem;
  border-radius: 6px;
  border: none;
  background: var(--accent);
  color: var(--accent-contrast);
  font-weight: 600;
  cursor: pointer;
}

.row-form button.secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.inline-form {
  display: inline;
  margin: 0;
}

.link-danger {
  background: none;
  border: none;
  color: var(--danger-fg);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 0;
}

@media (max-width: 640px) {
  .panel {
    overflow-x: auto;
  }
}

.section-title {
  font-size: 1.05rem;
  margin: 1.75rem 0 0.75rem;
}

.analysis {
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.analysis h3 {
  font-size: 0.95rem;
  margin: 0 0 0.5rem;
}

.analysis .runs-table {
  margin: 0.75rem -1.25rem;
  width: calc(100% + 2.5rem);
}

.assumptions {
  color: var(--text-muted);
  font-size: 0.8rem;
  padding-left: 1.1rem;
  margin: 0.5rem 0 0;
}

.badge-pattern-broad,
.badge-pattern-concentrated,
.badge-pattern-mixed {
  color: var(--neutral-fg);
  background: var(--neutral-bg);
  text-transform: lowercase;
}

.drift-note {
  color: var(--danger-fg);
  background: var(--danger-bg);
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
  margin: 0.5rem 0;
}

.notice-bar {
  margin: 0;
  padding: 0.6rem 1.5rem;
  font-size: 0.88rem;
  color: var(--neutral-fg);
  background: var(--neutral-bg);
  border-bottom: 1px solid var(--border);
}

.notice-bar-ended {
  color: var(--danger-fg);
  background: var(--danger-bg);
}

.notice-bar a {
  color: inherit;
  font-weight: 600;
}

.demo-link {
  margin: 1.25rem 0 0;
  text-align: center;
}

.link-plain {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 0;
}