/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, monospace;
  background: #0d1117;
  color: #c9d1d9;
  line-height: 1.5;
  font-size: 14px;
}
a { color: #58a6ff; text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Navbar ── */
.navbar {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 0.75rem 1.5rem;
  background: #161b22;
  border-bottom: 1px solid #30363d;
}
.nav-brand { font-weight: 700; font-size: 1.1rem; color: #f0f6fc; }
.nav-links { display: flex; gap: 1.5rem; }
.nav-links a { color: #8b949e; }
.nav-links a:hover { color: #c9d1d9; }

/* ── Container ── */
.container { max-width: 1400px; margin: 0 auto; padding: 1.5rem; }

/* ── Cards ── */
.card {
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 6px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}
.card h2 {
  font-size: 1rem;
  color: #f0f6fc;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid #21262d;
  padding-bottom: 0.5rem;
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
}

/* ── Tables ── */
table { width: 100%; border-collapse: collapse; }
th, td {
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid #21262d;
}
th { color: #8b949e; font-weight: 600; font-size: 0.85rem; text-transform: uppercase; }
tr:hover { background: #1c2128; }

/* ── Badges ── */
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-active { background: #0d419d; color: #58a6ff; }
.badge-resolved { background: #1b4721; color: #3fb950; }
.badge-cancelled { background: #5a1e02; color: #f85149; }
.badge-open { background: #0d419d; color: #58a6ff; }
.badge-pending { background: #4d2d00; color: #d29922; }
.badge-closed { background: #1b4721; color: #3fb950; }
.badge-closing { background: #4d2d00; color: #d29922; }
.badge-filled { background: #1b4721; color: #3fb950; }
.badge-submitted { background: #0d419d; color: #58a6ff; }
.badge-failed { background: #5a1e02; color: #f85149; }
.badge-partial { background: #4d2d00; color: #d29922; }

/* ── Stat Items ── */
.stat-row { display: flex; gap: 2rem; flex-wrap: wrap; }
.stat-item label { display: block; color: #8b949e; font-size: 0.8rem; }
.stat-item span { font-size: 1.1rem; font-weight: 600; color: #f0f6fc; }

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  border: 1px solid #30363d;
  border-radius: 6px;
  background: #21262d;
  color: #c9d1d9;
  cursor: pointer;
  font-size: 0.8rem;
}
.btn:hover { background: #30363d; }
.btn-danger { border-color: #f85149; color: #f85149; }
.btn-danger:hover { background: #5a1e02; }

/* ── P&L Colors ── */
.pnl-pos { color: #3fb950; }
.pnl-neg { color: #f85149; }

/* ── Sub-navigation ── */
.subnav {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #21262d;
}
.subnav a.active { color: #f0f6fc; font-weight: 600; border-bottom: 2px solid #58a6ff; }

/* ── Charts ── */
.chart-container { position: relative; width: 100%; margin-bottom: 1rem; }

/* ── Heatmap ── */
.heatmap-table { font-size: 0.7rem; }
.heatmap-table td {
  width: 4px;
  height: 22px;
  padding: 0;
  border: none;
}
.heatmap-table th {
  padding: 0.25rem 0.5rem;
  white-space: nowrap;
  font-size: 0.7rem;
}
.heatmap-label { position: sticky; left: 0; background: #161b22; z-index: 1; }
.heatmap-wrapper { overflow-x: auto; max-width: 100%; }

/* ── Log viewer ── */
.log-viewer {
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 6px;
  padding: 1rem;
  overflow-x: auto;
  font-size: 0.8rem;
  line-height: 1.4;
  max-height: 80vh;
  overflow-y: auto;
  white-space: pre;
  font-family: "SF Mono", "Fira Code", monospace;
}

/* ── Helpers ── */
.text-muted { color: #8b949e; }
.text-sm { font-size: 0.85rem; }
.mt-1 { margin-top: 1rem; }
.mb-1 { margin-bottom: 1rem; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }