:root {
  --bg: #f7f7f5;
  --panel: #ffffff;
  --text: #1d1d1f;
  --muted: #6b6b70;
  --line: #e2e2de;
  --accent: #1f6feb;
  --accent-ink: #ffffff;
  --pos: #137333;
  --neg: #b3261e;
  --warn-bg: #fff4e5;
  --warn-ink: #7a4b00;
  --err-bg: #fdecea;
  --row-alt: #fafaf8;
  --bench: #eef3fb;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131315;
    --panel: #1c1c1f;
    --text: #ececef;
    --muted: #9a9aa2;
    --line: #2e2e33;
    --accent: #5b9cff;
    --accent-ink: #0b0b0c;
    --pos: #6fd08c;
    --neg: #ff8a80;
    --warn-bg: #3a2c12;
    --warn-ink: #f5c26b;
    --err-bg: #3b1d1b;
    --row-alt: #202024;
    --bench: #1d2636;
  }
}

* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font:
    15px/1.45 system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    sans-serif;
}
header,
main,
footer {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 16px;
}
header {
  padding-top: 24px;
}
h1 {
  margin: 0;
  font-size: 1.5rem;
  letter-spacing: -0.01em;
}
.sub {
  margin: 4px 0 8px;
  color: var(--muted);
}
.status {
  font-size: 0.85rem;
  color: var(--muted);
  min-height: 1.3em;
}
.status .warn {
  color: var(--warn-ink);
}

form {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px;
  margin: 16px 0;
}
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 14px;
}
.tab {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  padding: 6px 14px;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
}
.tab.active {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.hidden {
  display: none !important;
}

.headline {
  font-size: 1.15rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  align-items: flex-start;
  margin: 8px 0;
}
fieldset {
  border: 0;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  align-items: center;
}
legend {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  padding: 0;
  margin-bottom: 4px;
  width: 100%;
}
label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
label.block {
  display: block;
}
input,
select,
textarea {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 5px 8px;
}
input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
}
.num {
  width: 5.2em;
}
.num.sm {
  width: 4.4em;
}
.txt {
  width: 10em;
}
.txt.sm {
  width: 6em;
}
textarea {
  width: 100%;
  margin-top: 4px;
  resize: vertical;
}
.hint {
  color: var(--muted);
  font-size: 0.85rem;
}
.presets {
  margin: 8px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}
.chip {
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
  border-radius: 999px;
  padding: 2px 10px;
  cursor: pointer;
  font: inherit;
  font-size: 0.85rem;
}

.advanced {
  margin-top: 12px;
}
.advanced summary {
  cursor: pointer;
  color: var(--muted);
}
.filter {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin: 6px 0;
}
.link {
  background: none;
  border: 0;
  color: var(--accent);
  cursor: pointer;
  padding: 4px 0;
  font: inherit;
}
.remove {
  background: none;
  border: 0;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.1rem;
}

.actions {
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.primary {
  background: var(--accent);
  color: var(--accent-ink);
  border: 0;
  border-radius: 8px;
  padding: 8px 22px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.primary:disabled {
  opacity: 0.6;
  cursor: progress;
}

.error {
  background: var(--err-bg);
  border-radius: 8px;
  padding: 10px 14px;
  margin: 12px 0;
}
.notes {
  font-size: 0.85rem;
  color: var(--muted);
}
.notes p {
  margin: 4px 0;
}
.notes .warn {
  background: var(--warn-bg);
  color: var(--warn-ink);
  padding: 6px 10px;
  border-radius: 6px;
}

.results {
  margin: 12px 0 24px;
}
.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}
.toolbar .hint a {
  color: var(--accent);
}
.scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}
table {
  border-collapse: collapse;
  width: 100%;
  font-variant-numeric: tabular-nums;
  font-size: 0.9rem;
}
th,
td {
  padding: 6px 10px;
  text-align: right;
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
}
th {
  position: sticky;
  top: 0;
  background: var(--panel);
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  font-size: 0.8rem;
  color: var(--muted);
}
th.sorted {
  color: var(--text);
}
th .arrow {
  font-size: 0.7em;
}
td.l,
th.l {
  text-align: left;
}
td.name {
  max-width: 22em;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--muted);
}
td.rank {
  color: var(--muted);
}
td.tk {
  font-weight: 600;
}
tbody tr:nth-child(even) {
  background: var(--row-alt);
}
tr.bench td {
  background: var(--bench);
  font-style: italic;
}
td.pos {
  color: var(--pos);
}
td.neg {
  color: var(--neg);
}
td.key {
  font-weight: 700;
}
.flag {
  font-size: 0.75rem;
  background: var(--warn-bg);
  color: var(--warn-ink);
  padding: 1px 6px;
  border-radius: 4px;
}
.type {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
}

footer {
  color: var(--muted);
  font-size: 0.8rem;
  padding-bottom: 32px;
}