:root {
  color-scheme: dark;
  --bg: #07100f;
  --panel: #0d1917;
  --line: #21302d;
  --text: #eef8f4;
  --muted: #8ca49d;
  --green: #4de3a2;
  --red: #ff6b74;
  --amber: #ffc461;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 20% 0%, #12352b 0, transparent 32%), var(--bg);
  color: var(--text);
  font: 15px/1.45 Inter, ui-sans-serif, system-ui, -apple-system, sans-serif;
}
header, main { width: min(1240px, calc(100% - 32px)); margin: auto; }
header { display: flex; justify-content: space-between; align-items: center; padding: 28px 0 20px; }
.app-tabs { display: flex; gap: 8px; margin-bottom: 14px; overflow-x: auto; }
.tab-button { width: auto; flex: 0 0 auto; padding: 10px 15px; color: var(--muted); background: #091411; border: 1px solid var(--line); }
.tab-button.active { color: #042117; background: var(--green); }
.tab-view { display: none; }
.tab-view.active { display: block; }
.header-status { display: flex; align-items: center; gap: 12px; }
.domain { color: var(--muted); font-size: 12px; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: 22px; margin-bottom: 0; }
h2 { font-size: clamp(28px, 4vw, 48px); max-width: 720px; line-height: 1.05; margin-bottom: 16px; }
h3 { font-size: 16px; margin: 0; }
.eyebrow { color: var(--green); font-size: 11px; font-weight: 800; letter-spacing: .16em; margin-bottom: 8px; }
.mode { border: 1px solid #296a54; background: #0c251d; color: var(--green); padding: 9px 13px; border-radius: 999px; font-size: 11px; font-weight: 800; }
.mode span { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); }
.panel { border: 1px solid var(--line); background: rgba(13, 25, 23, .94); border-radius: 16px; box-shadow: 0 20px 70px rgba(0,0,0,.18); }
.hero { padding: clamp(24px, 4vw, 48px); display: flex; justify-content: space-between; align-items: end; gap: 32px; }
.hero p:not(.eyebrow) { color: var(--muted); margin-bottom: 0; }
.terminal { margin-top: 14px; padding: 20px; }
.terminal-head { display: flex; justify-content: space-between; align-items: center; }
.terminal-head h3 { font-size: 24px; }
.connection-dot { width: 13px; height: 13px; border-radius: 50%; }
.connection-dot.online { background: var(--green); box-shadow: 0 0 16px var(--green); }
.connection-dot.stale { background: var(--amber); box-shadow: 0 0 16px var(--amber); }
.connection-dot.offline { background: var(--red); box-shadow: 0 0 16px rgba(255,107,116,.5); }
.terminal-data { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; margin-top: 14px; }
.terminal-data div { border-left: 1px solid var(--line); padding-left: 12px; min-width: 0; }
.terminal-data span { display: block; color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.terminal-data strong { display: block; margin-top: 5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.terminal-note { color: var(--muted); margin: 15px 0 0; font-size: 12px; }
.controls { min-width: 290px; display: grid; gap: 8px; }
label { color: var(--muted); font-size: 12px; }
select, button { width: 100%; border: 1px solid var(--line); border-radius: 9px; padding: 12px; font: inherit; }
select { color: var(--text); background: #081310; }
button { border: 0; background: var(--green); color: #042117; font-weight: 800; cursor: pointer; }
button:hover { filter: brightness(1.08); }
button.secondary { background: transparent; color: var(--green); border: 1px solid #296a54; }
details { border: 1px solid var(--line); border-radius: 9px; padding: 10px; }
details summary { color: var(--muted); cursor: pointer; font-size: 12px; font-weight: 700; }
details[open] { display: grid; gap: 8px; }
details[open] summary { margin-bottom: 5px; }
.result-source { margin-top: 14px; padding: 15px 20px; display: flex; justify-content: space-between; align-items: center; gap: 20px; border-color: #296a54; }
.result-source strong { color: var(--green); }
.result-source p { margin: 0; color: var(--muted); font-size: 12px; }
.result-source .eyebrow { margin-bottom: 3px; }
.result-source.demo { border-color: #8a652b; background: rgba(47, 35, 15, .94); }
.result-source.demo strong { color: var(--amber); }
.ranking-panel { margin-top: 14px; padding: 20px; }
.ranking-panel .section-title > div .eyebrow { margin-bottom: 5px; }
.ranking-note { color: var(--muted); font-size: 12px; margin: 12px 0; }
.ranking-table-wrap { overflow-x: auto; }
.ranking-table { width: 100%; border-collapse: collapse; min-width: 790px; }
.ranking-table th { color: var(--muted); font-size: 10px; text-align: left; text-transform: uppercase; letter-spacing: .08em; padding: 9px 10px; border-bottom: 1px solid var(--line); }
.ranking-table td { padding: 11px 10px; border-bottom: 1px solid #172421; font-size: 12px; }
.ranking-table tbody tr { cursor: pointer; }
.ranking-table tbody tr:hover { background: rgba(77, 227, 162, .04); }
.ranking-table tbody tr.top-choice { background: rgba(77, 227, 162, .07); }
.rank-score { display: inline-flex; align-items: center; gap: 8px; min-width: 110px; }
.rank-score i { display: block; width: 64px; height: 5px; border-radius: 5px; background: #1c2b27; overflow: hidden; }
.rank-score i::after { content: ""; display: block; width: var(--score); height: 100%; background: var(--green); }
.ranking-state { font-weight: 800; font-size: 10px; }
.correlation-warning { color: var(--amber); }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 14px 0; }
.metric { padding: 18px; display: grid; gap: 5px; }
.metric span, .section-title span { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.metric strong { font-size: 23px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; padding-bottom: 40px; }
.grid > .panel { padding: 20px; min-height: 260px; }
.section-title { display: flex; justify-content: space-between; align-items: baseline; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.rows { margin-top: 7px; }
.row { display: grid; grid-template-columns: 55px 1fr auto; gap: 10px; align-items: center; padding: 10px 0; border-bottom: 1px solid #172421; }
.status { font-weight: 800; font-size: 11px; }
.pass { color: var(--green); } .fail { color: var(--red); } .wait { color: var(--amber); }
.detail { color: var(--muted); font-size: 11px; text-align: right; }
.empty { color: var(--muted); padding-top: 30px; }
.bar { width: 100%; height: 4px; background: #1c2b27; margin-top: 5px; border-radius: 5px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--green); }
dl { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
dt { color: var(--muted); font-size: 11px; text-transform: uppercase; } dd { margin: 3px 0 0; font-weight: 700; }
.chips { display: flex; flex-wrap: wrap; gap: 7px; margin: 16px 0; }
.chip { padding: 5px 8px; border: 1px solid var(--line); border-radius: 6px; color: var(--muted); font-size: 11px; }
pre { color: #a9c7bd; background: #07100f; border-radius: 8px; padding: 12px; overflow: auto; max-height: 155px; font-size: 10px; }
.explanation { padding: 20px; margin-bottom: 14px; display: grid; grid-template-columns: minmax(210px, .75fr) 2fr; gap: 22px; align-items: center; border-color: #296a54; }
.explanation h3 { font-size: 20px; }
.explanation p:last-child { margin: 0; color: #b9d4cb; font-size: 14px; }
.timeframe-panel { padding: 20px; margin-bottom: 14px; }
.timeframe-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 14px; }
.timeframe-card { border: 1px solid var(--line); border-radius: 12px; padding: 15px; background: #091411; }
.timeframe-card header { width: auto; margin: 0; padding: 0 0 12px; display: flex; flex-direction: row; align-items: center; }
.timeframe-card h4 { margin: 0; font-size: 20px; }
.trend-badge { font-size: 11px; font-weight: 800; }
.timeframe-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.timeframe-stats span { display: block; color: var(--muted); font-size: 10px; text-transform: uppercase; }
.timeframe-stats strong { display: block; margin-top: 2px; font-size: 13px; }
.level-list, .history-list { margin-top: 8px; max-height: 330px; overflow: auto; }
.level-item, .history-item { display: grid; grid-template-columns: 70px 1fr auto; gap: 10px; padding: 10px 0; border-bottom: 1px solid #172421; align-items: center; }
.level-item strong, .history-item strong { font-size: 12px; }
.level-item span, .history-item span { color: var(--muted); font-size: 11px; }
.history-item button { width: auto; padding: 5px 9px; font-size: 10px; background: transparent; border: 1px solid var(--line); color: var(--green); }
.history-panel { grid-column: 1 / -1; }
.chart-panel, .strategy-panel, .page-intro, .validation-table-panel { padding: 20px; margin-bottom: 14px; }
.chart-controls { display: flex; gap: 6px; }
.chart-controls button { width: auto; padding: 6px 11px; color: var(--muted); background: transparent; border: 1px solid var(--line); font-size: 11px; }
.chart-controls button.active { color: #042117; background: var(--green); }
#market-chart { display: block; width: 100%; height: 360px; margin-top: 14px; background: #07100f; border-radius: 10px; }
.chart-legend { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 10px; margin-top: 8px; }
.ema-line, .level-line { display: inline-block; width: 20px; height: 2px; background: #f4c95d; }
.level-line { margin-left: 10px; background: var(--green); border-top: 1px dashed var(--green); }
.strategy-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 14px; }
.strategy-card { padding: 14px; border: 1px solid var(--line); border-radius: 10px; background: #091411; }
.strategy-card strong, .strategy-card span { display: block; }
.strategy-card span { color: var(--muted); font-size: 10px; margin-top: 5px; }
.strategy-card .bar { margin-top: 10px; }
.page-intro h2 { font-size: clamp(27px, 4vw, 42px); margin-bottom: 10px; }
.page-intro p:last-child { color: var(--muted); margin-bottom: 0; }
.validation-metrics { margin-top: 0; }
.validation-table-panel { min-height: 360px; }
.system-grid { padding-bottom: 40px; }
.correlation-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 14px; }
.correlation-card { border: 1px solid var(--line); border-radius: 10px; padding: 12px; }
.correlation-card strong, .correlation-card span { display: block; }
.correlation-card span { color: var(--muted); font-size: 10px; margin-top: 4px; }
@media (max-width: 850px) {
  header, .hero { align-items: stretch; flex-direction: column; }
  .metrics, .grid { grid-template-columns: 1fr 1fr; }
  .header-status { justify-content: space-between; }
  .terminal-data { grid-template-columns: repeat(3, 1fr); }
  .controls { min-width: 0; }
  .timeframe-grid { grid-template-columns: 1fr; }
  .explanation { grid-template-columns: 1fr; }
  .strategy-grid, .correlation-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .mode { border-radius: 8px; }
  .metrics, .grid { grid-template-columns: 1fr; }
  .header-status { align-items: stretch; flex-direction: column; }
  .terminal-data { grid-template-columns: 1fr 1fr; }
  .result-source { align-items: flex-start; flex-direction: column; }
  .ranking-panel { padding: 15px; }
  .strategy-grid, .correlation-grid { grid-template-columns: 1fr; }
  #market-chart { height: 280px; }
}