:root {
  --bg: #0d1117;
  --card-bg: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --green: #3fb950;
  --yellow: #d29922;
  --red: #f85149;
  --blue: #58a6ff;
  --bar-bg: #21262d;
  --bar-green: #238636;
  --bar-yellow: #9e6a03;
  --bar-red: #da3633;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { background: var(--bg); }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  padding: 1.5rem;
  margin: 0 auto;
  min-width: min-content;
}

header { margin-bottom: 1.5rem; }

.top-grid {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  align-items: flex-start;
}
.top-left {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.top-left .card { margin-bottom: 0; }
.top-right {
  margin-bottom: 0;
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .top-grid { flex-direction: column; }
  .top-right { width: 100% !important; height: auto !important; }
  .top-left { width: 100% !important; }
}
h1 { font-size: 1.5rem; font-weight: 600; }
h2 { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.75rem; }
.subtitle { color: var(--text-muted); font-size: 0.85rem; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

.overall-card {
  text-align: center;
  padding: 1.5rem;
}

.big-number {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.1;
}

.big-number.green { color: var(--green); }
.big-number.yellow { color: var(--yellow); }
.big-number.red { color: var(--red); }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

th, td {
  padding: 0.4rem 0.6rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

th {
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  position: sticky;
  top: 0;
  background: var(--card-bg);
}

th[data-sort] { cursor: pointer; user-select: none; }
th[data-sort]:hover { color: var(--blue); }
th[data-sort]::after { content: ''; margin-left: 0.3em; font-size: 0.65em; opacity: 0.4; }
th[data-sort].sort-asc::after { content: '▲'; opacity: 1; color: var(--blue); }
th[data-sort].sort-desc::after { content: '▼'; opacity: 1; color: var(--blue); }

td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.pct, th.pct { text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; }

td.na { color: var(--text-muted); text-align: center; }
td.zero { color: var(--red); text-align: right; font-weight: 600; }
td.nodata { color: var(--yellow); text-align: center; font-style: italic; }
td.flag-pass { color: var(--green); }
td.flag-warn { color: var(--yellow); }
td.flag-fail { color: var(--red); }

/* Target columns — distinct muted teal to stand out from coverage values */
th.tgt-col, td.tgt-val {
  color: #6cb4c4;
  font-weight: 400;
  font-style: italic;
  opacity: 0.85;
}

.bar-col { width: 120px; min-width: 120px; }

.bar-container {
  width: 100%;
  height: 16px;
  background: var(--bar-bg);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
}

.bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.3s ease;
}

.bar-target {
  position: absolute;
  top: 0;
  height: 100%;
  width: 2px;
  background: rgba(255,255,255,0.5);
}

.status-pass { color: var(--green); }
.status-warn { color: var(--yellow); }
.status-fail { color: var(--red); }

.gap-positive { color: var(--green); }
.gap-negative { color: var(--red); }

.pkg-name {
  cursor: pointer;
  color: var(--blue);
}
.pkg-name:hover { text-decoration: underline; }

.filters {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: var(--bar-bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  font-size: 0.75rem;
  cursor: pointer;
}

.filter-btn.active {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
}

.search-input {
  width: 100%;
  background: var(--bar-bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.4rem 0.6rem;
  border-radius: 4px;
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
}

.search-input:focus { outline: none; border-color: var(--blue); }

.close-btn {
  float: right;
  background: var(--bar-bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.8rem;
}

#sunburst { display: block; margin: 0 auto; }

footer {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-top: 2rem;
  padding: 1rem 0;
}

footer code {
  background: var(--bar-bg);
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  font-size: 0.7rem;
}

.loading { text-align: center; padding: 2rem; color: var(--text-muted); }
.error { color: var(--red); text-align: center; padding: 2rem; }

.legend {
  display: flex; gap: 1.5rem; flex-wrap: wrap;
  font-size: 0.75rem; color: var(--text-muted);
  margin-bottom: 0.75rem; padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}
.legend-item { display: flex; align-items: center; gap: 0.3rem; }
.legend-swatch {
  display: inline-block; width: 14px; height: 14px;
  border-radius: 2px; font-size: 9px; text-align: center;
  line-height: 14px; font-weight: 600;
}

.section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 0.75rem;
}
.section-header h2 { margin-bottom: 0; }
.header-actions { display: flex; gap: 0.5rem; }

.copy-btn {
  background: var(--bar-bg); border: 1px solid var(--border);
  color: var(--text-muted); padding: 0.3rem 0.7rem;
  border-radius: 4px; font-size: 0.75rem; cursor: pointer;
}
.copy-btn:hover { color: var(--text); border-color: var(--blue); }
.copy-btn.copied { color: var(--green); border-color: var(--green); }

#trend-chart { display: block; width: 100%; }

.chart-toggles {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.toggle-btn {
  background: var(--bar-bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.toggle-btn.active {
  color: #fff;
  border-color: currentColor;
}

.toggle-btn[data-flag="combined"].active { background: var(--blue); border-color: var(--blue); }
.toggle-btn[data-flag="unit"].active { background: #8b5cf6; border-color: #8b5cf6; }
.toggle-btn[data-flag="guard"].active { background: #f97316; border-color: #f97316; }
.toggle-btn[data-flag="contract"].active { background: #06b6d4; border-color: #06b6d4; }
.toggle-btn[data-flag="property"].active { background: #84cc16; border-color: #84cc16; }
.toggle-btn[data-flag="integration"].active { background: #ec4899; border-color: #ec4899; }

/* ── Module selector ("Simulate your stack") ──────────────────────── */
.module-selector { margin-top: 0.75rem; padding-top: 0.6rem; border-top: 1px solid var(--border); }
.selector-header { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.4rem; }
.selector-label { font-size: 0.8rem; color: var(--text-muted); flex: 1; }
.selector-action {
  font-size: 0.7rem; padding: 0.15rem 0.5rem; border: 1px solid var(--border);
  background: transparent; color: var(--text-muted); border-radius: 3px; cursor: pointer;
}
.selector-action:hover { color: var(--text); border-color: var(--text); }
.module-chips { display: flex; flex-wrap: wrap; gap: 0.3rem; }
.module-chip {
  font-size: 0.75rem; padding: 0.2rem 0.6rem; border: 1px solid var(--border);
  border-radius: 12px; cursor: pointer; color: var(--text-muted); background: transparent;
  transition: all 0.15s; user-select: none;
}
.module-chip:hover:not(.locked) { border-color: var(--green); color: var(--text); }
.module-chip.active { border-color: var(--green); color: var(--green); background: rgba(63,185,80,0.1); }
.module-chip.locked { border-color: var(--green); color: #fff; background: var(--green); cursor: default; opacity: 0.9; }