:root {
  color-scheme: light;
  --bg: #f5f7f8;
  --panel: #ffffff;
  --text: #18212b;
  --muted: #68727f;
  --line: #dbe1e6;
  --buy: #0f8f4d;
  --buy-bg: #e8f7ef;
  --sell: #c23030;
  --sell-bg: #fdecec;
  --watch: #9a6a00;
  --watch-bg: #fff4d8;
  --accent: #53606d;
  --shadow: 0 6px 16px rgba(24, 33, 43, 0.05);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
}

button,
input,
select {
  font: inherit;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  padding: 12px 18px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  margin-top: 2px;
  font-size: 16px;
  line-height: 1.2;
  font-weight: 650;
}

.summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(74px, 1fr));
  gap: 8px;
  min-width: 280px;
}

.summary-item {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fafbfc;
}

.summary-item span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.summary-item strong {
  font-size: 17px;
}

.layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 18px;
  padding: 14px;
}

.panel,
.workspace {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.controls {
  padding: 18px;
  align-self: start;
}

.panel-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

h2 {
  font-size: 18px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-grid.compact {
  grid-template-columns: 1fr;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
}

input,
select {
  width: 100%;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 10px;
  color: var(--text);
  background: #fff;
}

input:focus,
select:focus {
  outline: 2px solid rgba(36, 91, 219, 0.18);
  border-color: var(--accent);
}

.form-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 10px;
}

button,
.import-label {
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 13px;
  background: #fff;
  color: var(--text);
  cursor: pointer;
}

.primary {
  background: #303942;
  border-color: #303942;
  color: #fff;
  font-weight: 700;
}

.ghost:hover,
.tab:hover,
.import-label:hover {
  border-color: var(--accent);
}

.rules {
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.refresh-box {
  display: grid;
  gap: 10px;
  margin-top: 16px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafb;
}

.refresh-box p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.wide {
  width: 100%;
}

.rules h3 {
  font-size: 16px;
  margin-bottom: 10px;
}

.rule-row {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid #edf1f4;
  font-size: 13px;
}

.rule-row span {
  color: var(--muted);
}

.workspace {
  min-width: 0;
  padding: 16px;
}

.tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}

.tab.active {
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}

.toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 14px 0;
}

.toolbar input {
  max-width: 280px;
}

.import-label {
  display: inline-flex;
  align-items: center;
  color: var(--muted);
}

.import-label input {
  display: none;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 12px;
}

.signal-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fff;
}

.signal-card.buy {
  border-color: rgba(15, 143, 77, 0.35);
}

.signal-card.sell {
  border-color: rgba(194, 48, 48, 0.35);
}

.card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.code {
  font-size: 20px;
  font-weight: 800;
}

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

.badge {
  border-radius: 999px;
  padding: 5px 9px;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.badge.buy {
  color: var(--buy);
  background: var(--buy-bg);
}

.badge.sell {
  color: var(--sell);
  background: var(--sell-bg);
}

.badge.watch {
  color: var(--watch);
  background: var(--watch-bg);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 14px 0;
}

.metric {
  background: #f8fafb;
  border: 1px solid #edf1f4;
  border-radius: 6px;
  padding: 8px;
}

.metric span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.metric strong {
  display: block;
  margin-top: 3px;
  font-size: 16px;
}

.reason {
  color: #313b46;
  font-size: 14px;
  line-height: 1.55;
}

.trade-plan {
  margin-top: 12px;
  padding: 10px;
  border: 1px solid #dfe6eb;
  border-radius: 8px;
  background: #fbfcfd;
}

.trade-plan span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.trade-plan strong {
  display: block;
  margin-top: 3px;
  font-size: 16px;
}

.trade-plan p {
  margin-top: 5px;
  color: #4a5561;
  font-size: 13px;
  line-height: 1.45;
}

.outlook {
  margin-top: 10px;
  padding: 10px;
  border: 1px solid #e1e7ec;
  border-radius: 8px;
  background: #ffffff;
}

.outlook > span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 12px;
}

.outlook div {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 8px;
  padding: 3px 0;
  font-size: 13px;
}

.outlook strong {
  color: #252f3a;
}

.outlook p {
  margin-top: 6px;
  color: #4a5561;
  font-size: 13px;
  line-height: 1.45;
}

.actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}

.actions button {
  height: 32px;
  font-size: 13px;
}

.empty {
  padding: 34px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: #fafbfc;
}

@media (max-width: 900px) {
  .topbar {
    display: block;
    padding: 12px;
  }

  .summary {
    margin-top: 16px;
    min-width: 0;
  }

  .layout {
    grid-template-columns: 1fr;
    padding: 12px;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .toolbar,
  .tabs {
    overflow-x: auto;
  }
}