/* Cortex-OS Umbrella panel — Plan B brand-aligned (8-property DESIGN.md subset). */

:root {
  --bg: #0f1115;
  --bg-2: #15181f;
  --fg: #e7eaf0;
  --fg-dim: #98a0b3;
  --accent: #6ee7b7;
  --accent-2: #fbbf24;
  --warn: #f87171;
  --rounded: 8px;
  --pad: 12px;
  --mono: ui-monospace, "JetBrains Mono", "SF Mono", monospace;
}

.umbrella-root {
  position: fixed; inset: 0;
  background: var(--bg); color: var(--fg);
  display: grid;
  grid-template-rows: auto 1fr auto;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, sans-serif;
  font-size: 14px;
  z-index: 9999;
}
.umbrella-header {
  background: var(--bg-2);
  padding: var(--pad);
  border-bottom: 1px solid #2a2f3a;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--pad);
  align-items: center;
}
.umbrella-header h1 { margin: 0; font-size: 16px; font-weight: 600; color: var(--accent); }
.umbrella-stats { font-family: var(--mono); font-size: 12px; color: var(--fg-dim); }
.umbrella-controls { display: flex; gap: 8px; align-items: center; }
.umbrella-controls input[type=search] {
  background: var(--bg); color: var(--fg);
  border: 1px solid #2a2f3a; border-radius: var(--rounded);
  padding: 6px 10px; width: 200px; font-size: 13px;
}
.umbrella-controls button {
  background: var(--bg); color: var(--fg);
  border: 1px solid #2a2f3a; border-radius: var(--rounded);
  padding: 6px 10px; font-size: 12px; cursor: pointer;
}
.umbrella-controls button:hover { border-color: var(--accent); color: var(--accent); }
.umbrella-filters {
  grid-column: 1 / -1;
  display: flex; flex-wrap: wrap; gap: 6px;
}
.chip {
  background: var(--bg); color: var(--fg-dim);
  border: 1px solid #2a2f3a; border-radius: 999px;
  padding: 4px 10px; font-size: 11px; cursor: pointer;
  font-family: var(--mono);
}
.chip.active { color: var(--accent); border-color: var(--accent); background: rgba(110,231,183,0.08); }

.umbrella-canvas { position: relative; display: grid; grid-template-columns: 1fr; }
.umbrella-cy { position: absolute; inset: 0; }
.umbrella-side {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: 420px; background: var(--bg-2);
  border-left: 1px solid #2a2f3a;
  transform: translateX(100%);
  transition: transform 180ms ease-out;
  overflow: hidden;
  display: flex; flex-direction: column;
}
.umbrella-side[data-open="true"] { transform: translateX(0); }
.umbrella-side .close {
  position: absolute; top: 8px; right: 8px;
  background: transparent; color: var(--fg-dim);
  border: none; cursor: pointer; font-size: 20px; line-height: 1;
}
.side-content { padding: var(--pad); overflow-y: auto; height: 100%; }
.side-content h2 { margin: 0 0 8px; font-size: 16px; color: var(--accent); }
.side-meta { font-family: var(--mono); font-size: 11px; color: var(--fg-dim); margin-bottom: 12px; }
.side-meta div { margin-bottom: 2px; }
.side-meta b { color: var(--fg); }
.side-body {
  background: var(--bg);
  border-radius: var(--rounded); padding: 10px;
  font-family: var(--mono); font-size: 12px;
  white-space: pre-wrap; word-break: break-word;
  max-height: 50vh; overflow-y: auto;
  border: 1px solid #2a2f3a;
}
.side-edges { margin-top: 12px; font-size: 12px; }
.side-edges h3 { font-size: 12px; color: var(--fg-dim); text-transform: uppercase; margin: 8px 0 4px; font-weight: 500; letter-spacing: 0.05em; }
.side-edges ul { list-style: none; padding: 0; margin: 0; }
.side-edges li { padding: 3px 0; font-family: var(--mono); }
.side-edges li button {
  background: transparent; color: var(--accent);
  border: none; cursor: pointer; font-family: var(--mono); font-size: 12px;
  padding: 0; text-align: left;
}
.side-edges li button:hover { text-decoration: underline; }
.side-edges .etype { color: var(--fg-dim); font-size: 10px; text-transform: uppercase; margin-right: 6px; }

.umbrella-footer {
  background: var(--bg-2); padding: 6px var(--pad);
  border-top: 1px solid #2a2f3a;
  font-family: var(--mono); font-size: 11px; color: var(--fg-dim);
  display: flex; justify-content: space-between; align-items: center;
}
.umbrella-footer a { color: var(--accent); }