:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-2: #1f2630;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --good: #3fb950;
  --bad: #ff7b72;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.error { color: var(--bad); min-height: 1em; }
.good { color: var(--good); }

.card {
  max-width: 380px;
  margin: 12vh auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
}

.card h1 { margin: 0 0 4px; font-size: 22px; }

form { display: grid; gap: 10px; margin-top: 18px; }

input, select, button {
  font: inherit;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
}

input:focus, select:focus { outline: 1px solid var(--accent); }

button {
  cursor: pointer;
  background: var(--accent);
  border-color: var(--accent);
  color: #04101f;
  font-weight: 600;
}

button.secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

button:hover { filter: brightness(1.1); }

#dash-view { padding: 20px 24px 48px; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}

.topbar h1 { margin: 0 0 2px; font-size: 22px; }

.controls { display: flex; gap: 8px; align-items: center; }
.controls select { min-width: 180px; }

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  margin-bottom: 14px;
}

.toolbar label { display: flex; gap: 6px; align-items: center; color: var(--muted); }
.toolbar input { width: 110px; }

.table-wrap {
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  max-height: calc(100vh - 220px);
}

table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }

thead th {
  position: sticky;
  top: 0;
  background: var(--panel);
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody td { padding: 7px 12px; border-bottom: 1px solid #21262d; }
tbody tr:hover { background: #1b222c; }
.num { text-align: right; }

/* tabs */
.tabs { display: flex; gap: 6px; margin-bottom: 16px; border-bottom: 1px solid var(--border); }
.tabs button {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  color: var(--muted);
  padding: 8px 14px;
  font-weight: 600;
}
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }
.tabs button:hover { color: var(--text); filter: none; }

.summary {
  margin-top: 12px;
  padding: 10px 14px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.bad { color: var(--bad); }
#rp-result h2, #bp-result h2 { font-size: 18px; margin: 14px 0 4px; }
#rp-result table, #bp-result table { margin-top: 10px; }

/* build-vs-buy tree */
.tree-node {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12.5px;
  padding: 2px 0;
  border-left: 1px solid #21262d;
  margin-left: 2px;
}
.tree-node .build { color: var(--good); }

/* overview */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin-bottom: 18px; }
.card-stat { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; display: flex; flex-direction: column; gap: 2px; }
.card-stat span { color: var(--muted); font-size: 12px; }
.card-stat b { font-size: 18px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }
.news-list { margin: 8px 0 0; padding-left: 18px; color: var(--muted); }
.news-list li { margin-bottom: 4px; }

/* modal */
.modal {
  position: fixed; inset: 0; background: rgba(0, 0, 0, 0.65);
  display: flex; align-items: center; justify-content: center; z-index: 50;
}
.modal-content {
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  padding: 20px; width: min(700px, 92vw); max-height: 88vh; overflow: auto; position: relative;
}
#modal-close { position: absolute; top: 10px; right: 12px; padding: 2px 10px; font-size: 18px; }
.chart { width: 100%; height: 160px; background: var(--panel-2); border-radius: 6px; margin: 10px 0; }
.chart-label { fill: var(--muted); font-size: 10px; }
.clickable { cursor: pointer; }

.csv-link { display: inline-block; margin: 4px 0 8px; color: var(--accent); font-size: 12px; }

/* sortable tables */
thead th { cursor: pointer; user-select: none; }
thead th:hover { color: var(--text); }
th.sorted-asc::after { content: ' ▲'; color: var(--accent); }
th.sorted-desc::after { content: ' ▼'; color: var(--accent); }

/* project card */
.type-icon { width: 24px; height: 24px; vertical-align: middle; border-radius: 4px; background: #0b0f14; }
.project-head { display: flex; gap: 14px; align-items: center; margin: 8px 0 14px; }
.project-head h2 { margin: 0 0 2px; font-size: 20px; }
.project-head .type-icon { width: 64px; height: 64px; border-radius: 8px; }
.kpi { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin: 12px 0 18px; }
.kpi-item { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; display: flex; flex-direction: column; gap: 2px; }
.kpi-item span { color: var(--muted); font-size: 12px; }
.kpi-item b { font-size: 18px; font-variant-numeric: tabular-nums; }
.kpi-item small { color: var(--muted); font-size: 11px; }
.section-title { margin: 18px 0 8px; font-size: 16px; }
details { margin: 12px 0; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; }
details summary { cursor: pointer; color: var(--muted); font-weight: 600; font-size: 13px; }
details[open] summary { color: var(--text); margin-bottom: 8px; }
.best-row { background: rgba(63, 185, 80, 0.08); }
#pr-detail table { margin-top: 6px; }

/* compact project tables */
#pr-detail table { font-size: 12.5px; }
#pr-detail td, #pr-detail th { padding: 6px 8px; }
#pr-detail .type-icon { width: 20px; height: 20px; }

/* readability: zebra + sticky first column */
#pr-detail tbody tr:nth-child(even) { background: rgba(255, 255, 255, 0.02); }
#pr-detail thead th { font-size: 11px; text-transform: uppercase; letter-spacing: 0.03em; }
#pr-detail td:first-child, #pr-detail th:first-child { position: sticky; left: 0; background: var(--bg); z-index: 1; }

.idx-progress { display: flex; align-items: center; gap: 10px; margin: 4px 0 10px; }
.idx-progress progress { width: 320px; height: 10px; accent-color: var(--accent, #3b82f6); }