:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --text: #1d2430;
  --muted: #667085;
  --border: #e3e7ee;
  --blue: #2563eb;
  --red: #dc2626;
  --green: #16a34a;
  --shadow: 0 1px 2px rgba(20, 30, 50, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f141c;
    --surface: #171d27;
    --surface-2: #1f2733;
    --text: #e8edf5;
    --muted: #9aa6b5;
    --border: #2a3342;
    --blue: #60a5fa;
    --red: #f87171;
    --green: #4ade80;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
  }
}

* {
  box-sizing: border-box;
}

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

.site-header {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 20px 18px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.meta {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.status-badge {
  flex: 0 0 auto;
  padding: 7px 11px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.status-badge.ok {
  color: var(--green);
  border-color: color-mix(in srgb, var(--green) 35%, var(--border));
}

.status-badge.error {
  color: var(--red);
  border-color: color-mix(in srgb, var(--red) 35%, var(--border));
}

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px 40px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.alerts {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.alert {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 14px;
}

.alert.positive {
  border-color: color-mix(in srgb, var(--red) 35%, var(--border));
  background: color-mix(in srgb, var(--red) 8%, var(--surface));
}

.alert.caution {
  border-color: color-mix(in srgb, var(--green) 35%, var(--border));
  background: color-mix(in srgb, var(--green) 8%, var(--surface));
}

.alert.quiet {
  color: var(--muted);
  font-size: 13px;
}

.card {
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.card .variety {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.card h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.tag {
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.tag.long {
  color: var(--red);
  background: color-mix(in srgb, var(--red) 12%, transparent);
}

.tag.short {
  color: var(--green);
  background: color-mix(in srgb, var(--green) 12%, transparent);
}

.net {
  font-size: 28px;
  font-weight: 650;
  letter-spacing: -0.03em;
}

.change {
  margin-left: 8px;
  font-size: 14px;
  font-weight: 600;
}

.change.up {
  color: var(--red);
}

.change.down {
  color: var(--green);
}

.value {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.chip {
  padding: 4px 7px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface-2);
  color: var(--muted);
  font-size: 11px;
}

.charts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.charts--gold {
  grid-template-columns: 1fr;
}

.charts--secondary {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.chart-panel {
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.chart-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 10px;
}

.chart-head h2 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
}

.chart-unit {
  color: var(--muted);
  font-size: 12px;
}

.chart-box {
  position: relative;
  height: 230px;
}

.chart-box--gold {
  height: 400px;
}

.gold-daily {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.gold-daily-title {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.table-wrap--small table {
  min-width: 0;
  font-size: 13px;
}

.table-wrap--small th,
.table-wrap--small td {
  padding: 7px 10px;
}

.table-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.section-head {
  padding: 16px 18px 12px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.section-head h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.text-small {
  color: var(--muted);
  font-size: 12px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 720px;
}

th,
td {
  padding: 11px 18px;
  border-top: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

th {
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}

td.num,
th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

td.long {
  color: var(--red);
}

td.short {
  color: var(--green);
}

tbody tr:hover {
  background: var(--surface-2);
}

footer {
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px 20px 32px;
  color: var(--muted);
  font-size: 12px;
}

footer p {
  margin: 0;
}

@media (max-width: 900px) {
  .cards,
  .charts,
  .charts--secondary {
    grid-template-columns: 1fr;
  }

  .chart-box--gold {
    height: 320px;
  }

  .site-header {
    flex-direction: column;
  }
}