:root {
  --paper: #f4f6f3;
  --panel: #ffffff;
  --ink: #141e2a;
  --muted: #6a7784;
  --rule: #dfe4e2;
  --rule-soft: #eef1ef;
  --up: #1f5f4b;
  --down: #a2501e;
  --brand: #1c5c6e;
  --gold: #b07c1a;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --box: 420px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 14px/1.45 var(--sans);
  -webkit-font-smoothing: antialiased;
}

.hidden {
  display: none !important;
}

/* header */

.bar {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  padding: 12px 22px;
  border-bottom: 1px solid var(--rule);
  background: var(--panel);
  position: sticky;
  top: 0;
  z-index: 20;
}

.bar h1 {
  margin: 0;
  font-size: 16px;
  font-weight: 650;
  letter-spacing: -0.01em;
}

.bar__sub {
  font: 400 12px/1 var(--mono);
  color: var(--muted);
  margin-left: 6px;
}

.tabs {
  display: flex;
  gap: 2px;
  padding: 3px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 6px;
}

.tab {
  border: 0;
  background: transparent;
  color: var(--muted);
  font: 600 12.5px/1 var(--sans);
  padding: 7px 14px;
  border-radius: 4px;
  cursor: pointer;
}

.tab:hover {
  color: var(--ink);
}

.tab.is-active {
  background: var(--panel);
  color: var(--ink);
  box-shadow: 0 1px 2px rgba(20, 30, 42, 0.08);
}

.bar__stats {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 12px;
  color: var(--muted);
  margin-left: auto;
}

.stat b {
  font: 600 13px/1 var(--mono);
  color: var(--ink);
  margin-right: 3px;
}

.pill {
  font: 600 11px/1 var(--sans);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--rule);
  color: var(--muted);
}

.pill--running {
  color: var(--up);
  border-color: var(--up);
  background: #1f5f4b0f;
}

.pill--error {
  color: var(--down);
  border-color: var(--down);
  background: #a2501e0f;
}

/* layout */

.shell {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 18px;
  padding: 18px 22px 40px;
  align-items: start;
}

.shell--wide {
  grid-template-columns: 300px minmax(0, 1fr);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 6px;
  min-width: 0;
}

.controls {
  padding: 18px;
  position: sticky;
  top: 76px;
}

.pad {
  padding: 16px;
}

.panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--rule);
  flex-wrap: wrap;
}

.panel__head--sub {
  border-top: 1px solid var(--rule);
}

.panel__head h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 650;
}

.panel__note {
  font-size: 11.5px;
  color: var(--muted);
  font-weight: 400;
}

.panel__head-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* form */

.field {
  display: block;
  margin-bottom: 14px;
}

.field__label {
  display: block;
  font-size: 12px;
  font-weight: 600;
}

.field__hint {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 6px;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

input[type="text"],
input[type="number"],
select {
  width: 100%;
  margin-top: 5px;
  padding: 8px 9px;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: #fbfcfb;
  color: var(--ink);
  font: 13px/1.5 var(--mono);
}

select {
  font-family: var(--sans);
  font-size: 12.5px;
}

input:focus,
select:focus,
button:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 1px;
}

.actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 8px;
}

.actions--one {
  grid-template-columns: 1fr;
}

.btn {
  padding: 9px 10px;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--panel);
  color: var(--ink);
  font: 600 13px/1 var(--sans);
  cursor: pointer;
  white-space: nowrap;
}

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

.btn:disabled {
  opacity: 0.4;
  cursor: default;
}

.btn--go {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.btn--quiet {
  font-weight: 500;
  color: var(--muted);
}

.btn--sm {
  padding: 6px 10px;
  font-size: 11.5px;
}

.btn--icon {
  padding: 5px 8px;
  font-size: 11px;
  color: var(--muted);
}

.note {
  margin: 14px 0 0;
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--muted);
}

.note.pad {
  margin: 0;
  padding: 10px 16px 14px;
}

/* toggle */

.switch {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  user-select: none;
}

.switch--block {
  display: flex;
  margin-bottom: 14px;
}

.switch input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.switch__track {
  width: 34px;
  height: 19px;
  border-radius: 999px;
  background: #d9dedc;
  position: relative;
  transition: background 0.15s ease;
  flex: none;
}

.switch__dot {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
  transition: transform 0.15s ease;
}

.switch input:checked + .switch__track {
  background: var(--brand);
}

.switch input:checked + .switch__track .switch__dot {
  transform: translateX(15px);
}

.switch input:focus-visible + .switch__track {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

.switch__label {
  font-size: 12px;
  font-weight: 600;
}

/* log */

.log {
  margin-top: 14px;
  border-top: 1px solid var(--rule);
  padding-top: 10px;
  max-height: 300px;
  overflow-y: auto;
  font: 11.5px/1.6 var(--mono);
}

.log__line {
  display: flex;
  gap: 8px;
}

.log__t {
  color: var(--muted);
  flex: none;
}

.log__line--error {
  color: var(--down);
}

.log__line--warn {
  color: var(--gold);
}

.log__line--info,
.log__line--done {
  color: var(--muted);
}

/* the scroll box — every table lives in one of these */

.scrollbox {
  max-height: var(--box);
  overflow: auto;
  border-top: 0;
  position: relative;
}

.block .scrollbox {
  border: 1px solid var(--rule);
  border-radius: 5px;
}

/* categories editor */

.cats {
  padding: 4px 0;
}

.cat {
  display: grid;
  grid-template-columns: 34px 1fr 34px;
  gap: 8px;
  align-items: start;
  padding: 10px 16px;
  border-bottom: 1px solid var(--rule-soft);
}

.cat__fields {
  display: grid;
  gap: 5px;
}

.cat input {
  margin: 0;
}

.cat input.cat__name {
  font-family: var(--sans);
  font-weight: 600;
}

.cat input.cat__url,
.cat input.cat__url2 {
  font-size: 11px;
  color: var(--muted);
  padding: 6px 8px;
}

.cat__toggle {
  padding-top: 8px;
}

.cat__remove {
  padding-top: 6px;
}

/* tables */

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}

th {
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 9px 10px;
  border-bottom: 1px solid var(--rule);
  background: var(--panel);
  white-space: nowrap;
  position: sticky;
  top: 0;
  z-index: 2;
}

td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--rule-soft);
  vertical-align: middle;
}

th.num,
td.num {
  text-align: right;
  font-family: var(--mono);
  white-space: nowrap;
}

td.rank {
  font-family: var(--mono);
  font-weight: 600;
  text-align: right;
  border-left: 3px solid transparent;
}

tr.is-own td.rank {
  border-left-color: var(--gold);
}

tr.is-own td.brand {
  color: var(--gold);
  font-weight: 700;
}

td.asin,
td.brand,
td.cat {
  font-family: var(--mono);
  white-space: nowrap;
}

td.title {
  min-width: 240px;
  max-width: 400px;
}

td.title span {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

td.thumb img {
  width: 34px;
  height: 34px;
  object-fit: contain;
  display: block;
  background: #f6f7f6;
  border-radius: 3px;
}

.empty {
  padding: 40px 16px;
  text-align: center;
  color: var(--muted);
  font-size: 12.5px;
}

.move {
  font-family: var(--mono);
  font-weight: 600;
}

.move--up {
  color: var(--up);
}

.move--down {
  color: var(--down);
}

/* snapshot list */

.snaps {
  max-height: calc(100vh - 190px);
}

.snap {
  display: block;
  width: 100%;
  text-align: left;
  border: 0;
  border-bottom: 1px solid var(--rule-soft);
  border-left: 3px solid transparent;
  background: transparent;
  padding: 11px 14px;
  cursor: pointer;
  font: inherit;
}

.snap:hover {
  background: #fafbfa;
}

.snap.is-active {
  border-left-color: var(--ink);
  background: #f6f8f6;
}

.snap__when {
  font: 600 12.5px/1.3 var(--mono);
}

.snap__label {
  font-size: 12px;
  margin-top: 2px;
}

.snap__meta {
  font-size: 11px;
  color: var(--muted);
  margin-top: 3px;
}

.snap__running {
  color: var(--up);
  font-weight: 600;
}

/* analysis blocks */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(125px, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: 20px;
}

.card {
  background: var(--panel);
  padding: 12px 14px;
}

.card__v {
  font: 600 19px/1.1 var(--mono);
  letter-spacing: -0.02em;
}

.card__k {
  font-size: 11px;
  color: var(--muted);
  margin-top: 4px;
}

.card--up .card__v {
  color: var(--up);
}

.card--down .card__v {
  color: var(--down);
}

.card--own .card__v {
  color: var(--gold);
}

.block {
  margin-bottom: 22px;
}

.block__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.block h3 {
  margin: 0;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--muted);
}

.block__meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.block__note {
  font-size: 11.5px;
  color: var(--muted);
}

@media (max-width: 1000px) {
  .shell,
  .shell--wide {
    grid-template-columns: 1fr;
  }
  .controls {
    position: static;
  }
  .snaps {
    max-height: 320px;
  }
}