:root {
  color-scheme: dark;
  --bg: #0b1220;
  --panel: #111827;
  --panel-2: #172132;
  --border: #243047;
  --text: #f3f4f6;
  --muted: #9aa5b8;
  --accent: #60a5fa;
  --accent-strong: #3b82f6;
  --good: #10b981;
  --warn: #f59e0b;
  --bad: #ef4444;
  --shadow: 0 20px 40px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: radial-gradient(circle at top, #16223a 0, var(--bg) 40%); color: var(--text); font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
body { min-height: 100vh; }
button, input, textarea, select { font: inherit; }
a { color: inherit; }
pre, code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.hidden { display: none !important; }
.empty { color: var(--muted); }
.muted-text { color: var(--muted); }

#app-shell { padding: 18px; display: flex; flex-direction: column; gap: 16px; }
.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 16px 18px;
  background: rgba(17, 24, 39, 0.92);
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 20px;
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(18px);
}
.brand { display: flex; gap: 14px; align-items: center; }
.brand h1 { margin: 0; font-size: 1.1rem; }
.brand p { margin: 4px 0 0; color: var(--muted); font-size: 0.9rem; }
.brand-mark {
  width: 48px; height: 48px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  font-weight: 700; letter-spacing: 0.08em;
}
.topbar-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.layout { display: grid; grid-template-columns: minmax(290px, 360px) minmax(0, 1fr); gap: 16px; }
.sidebar, .content { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.panel {
  background: rgba(17, 24, 39, 0.92);
  border: 1px solid rgba(148, 163, 184, 0.14);
  border-radius: 20px;
  padding: 18px;
  box-shadow: var(--shadow);
}
.hero-panel { padding: 20px 22px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 18px; align-items: center; }
.hero-grid h2 { margin: 6px 0 8px; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent); font-size: 0.75rem; }
.hero-metrics { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.metric {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 14px;
  padding: 10px 12px; min-width: 110px;
}
.metric .label { color: var(--muted); font-size: 0.78rem; }
.metric .value { font-size: 1rem; font-weight: 700; margin-top: 4px; }
.section-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 12px; }
.section-header h2, .section-header h3 { margin: 0; font-size: 1rem; }
.stack-form { display: flex; flex-direction: column; gap: 12px; }
.stack-form.compact { gap: 10px; }
.stack-form label { display: flex; flex-direction: column; gap: 6px; color: var(--muted); font-size: 0.92rem; }
.stack-form input,
.stack-form textarea,
.stack-form select {
  width: 100%;
  background: #0f172a;
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  padding: 12px 13px;
}
.stack-form textarea { resize: vertical; }
.details-card { background: var(--panel-2); border: 1px solid var(--border); border-radius: 14px; padding: 12px 14px; }
.details-card summary { cursor: pointer; font-weight: 600; }
.inset-top { margin-top: 14px; }
button {
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 11px 14px;
  color: var(--text);
  cursor: pointer;
  transition: transform .12s ease, background .12s ease, border-color .12s ease, opacity .12s ease;
}
button:hover { transform: translateY(-1px); }
button:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.primary { background: linear-gradient(135deg, var(--accent-strong), #7c3aed); }
.secondary { background: linear-gradient(135deg, #0f766e, #0ea5e9); }
.ghost { background: rgba(148, 163, 184, 0.08); border-color: rgba(148, 163, 184, 0.18); }
.danger { background: rgba(239, 68, 68, 0.18); border-color: rgba(239, 68, 68, 0.35); }
.small { padding: 8px 10px; font-size: 0.86rem; }
.pill, .badge {
  display: inline-flex; align-items: center; gap: 6px;
  border-radius: 999px; padding: 6px 10px; font-size: 0.82rem;
  border: 1px solid rgba(148, 163, 184, 0.18); background: rgba(148, 163, 184, 0.08);
}
.badge.good { color: #d1fae5; border-color: rgba(16, 185, 129, 0.35); background: rgba(16, 185, 129, 0.16); }
.badge.warn { color: #fef3c7; border-color: rgba(245, 158, 11, 0.35); background: rgba(245, 158, 11, 0.16); }
.badge.bad { color: #fee2e2; border-color: rgba(239, 68, 68, 0.35); background: rgba(239, 68, 68, 0.16); }
.badge.info { color: #dbeafe; border-color: rgba(96, 165, 250, 0.35); background: rgba(96, 165, 250, 0.16); }
.pill.muted { color: var(--muted); }
.mode-switch { display: inline-flex; gap: 6px; }
.banner { padding: 12px 15px; border-radius: 14px; border: 1px solid rgba(148, 163, 184, 0.18); background: rgba(15, 23, 42, 0.92); }
.banner.info { border-color: rgba(96, 165, 250, 0.35); background: rgba(30, 64, 175, 0.16); }
.banner.success { border-color: rgba(16, 185, 129, 0.35); background: rgba(6, 95, 70, 0.18); }
.banner.warning { border-color: rgba(245, 158, 11, 0.35); background: rgba(146, 64, 14, 0.18); }
.banner.error { border-color: rgba(239, 68, 68, 0.35); background: rgba(127, 29, 29, 0.22); }
.story-list, .job-stream { display: flex; flex-direction: column; gap: 10px; }
.story-item, .job-mini-card, .entity-card, .fact-card, .retcon-card, .job-card, .plot-card, .episode-card, .template-card, .policy-card, .version-card, .binding-card {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
}
.story-item.active { border-color: rgba(96, 165, 250, 0.42); box-shadow: 0 0 0 1px rgba(96, 165, 250, 0.2) inset; }
.story-item h3, .plot-card h3, .episode-card h3, .template-card h3, .policy-card h3, .retcon-card h3, .job-card h3 { margin: 0 0 8px; font-size: 1rem; }
.story-meta, .subtle-list, .meta-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.meta-grid { gap: 10px; }
.kv-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 12px; }
.kv-list.compact { grid-template-columns: 1fr; }
.kv-item { padding: 10px 12px; background: var(--panel-2); border-radius: 12px; border: 1px solid var(--border); }
.kv-item .k { font-size: 0.78rem; color: var(--muted); }
.kv-item .v { margin-top: 4px; word-break: break-word; }
.quick-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.tab { background: rgba(148, 163, 184, 0.08); border-color: rgba(148, 163, 184, 0.15); }
.tab.active { background: linear-gradient(135deg, rgba(59, 130, 246, 0.22), rgba(124, 58, 237, 0.22)); border-color: rgba(96, 165, 250, 0.45); }
.tab-panel { display: none; }
.tab-panel.active { display: flex; flex-direction: column; gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.card-header { display: flex; justify-content: space-between; gap: 12px; align-items: center; margin-bottom: 10px; }
.card-header h3 { margin: 0; }
.card-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.scroll-list { max-height: 360px; overflow: auto; display: flex; flex-direction: column; gap: 10px; padding-right: 2px; }
.inline-form { display: flex; gap: 10px; flex-wrap: wrap; }
.inline-form > * { flex: 1; min-width: 130px; }
.story-body {
  white-space: pre-wrap;
  line-height: 1.75;
  padding: 16px;
  background: #0b1220;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.12);
  max-height: 520px;
  overflow: auto;
}
.json-box, .event-log {
  background: #0b1220;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.12);
  padding: 14px;
  white-space: pre-wrap;
  overflow: auto;
}
.event-log { max-height: 520px; font-size: 0.88rem; }
.event-row { border-bottom: 1px solid rgba(148, 163, 184, 0.1); padding: 8px 0; }
.event-row:last-child { border-bottom: none; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { padding: 10px 12px; border-bottom: 1px solid rgba(148, 163, 184, 0.1); vertical-align: top; }
.data-table th { text-align: left; color: var(--muted); font-size: 0.82rem; font-weight: 600; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  border-radius: 999px;
  padding: 6px 10px;
  background: rgba(96, 165, 250, 0.14);
  border: 1px solid rgba(96, 165, 250, 0.28);
  font-size: 0.82rem;
}
.retcon-apply-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 16px; }
.checkbox-list { display: flex; flex-direction: column; gap: 10px; max-height: 360px; overflow: auto; }
.checkbox-card { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; background: var(--panel-2); border: 1px solid var(--border); border-radius: 12px; }
.checkbox-card input { margin-top: 4px; }
.state-pill { font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.06em; }
.helper { color: var(--muted); font-size: 0.84rem; }
.mode-note { padding: 18px; text-align: center; color: var(--muted); background: var(--panel); border: 1px dashed rgba(148, 163, 184, 0.18); border-radius: 16px; }
@media (max-width: 1180px) {
  .layout { grid-template-columns: 1fr; }
  .hero-grid, .grid-2, .grid-3, .retcon-apply-grid { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  #app-shell { padding: 12px; }
  .topbar { padding: 14px; align-items: flex-start; }
  .topbar-actions { width: 100%; justify-content: flex-start; }
  .quick-actions { grid-template-columns: 1fr; }
  .tabs { overflow-x: auto; padding-bottom: 4px; }
  .tabs .tab { white-space: nowrap; }
}