* { box-sizing: border-box; }
body {
  margin: 0; font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: #1f2430; background: #f5f6f8; font-size: 14px;
}
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; background: #1f2430; color: #fff; flex-wrap: wrap; gap: 8px;
}
.brand { margin: 0; font-size: 18px; }
.brand-mark { color: #7dd3fc; }
.top-actions { display: flex; align-items: center; gap: 8px; }
.lang { display: flex; gap: 4px; }
.chip {
  border: 1px solid #555; background: transparent; color: #fff;
  padding: 4px 8px; border-radius: 4px; cursor: pointer; font-size: 12px;
}
.chip:hover { background: #333; }
.btn {
  border: 1px solid #ccc; background: #fff; color: #1f2430;
  padding: 6px 12px; border-radius: 5px; cursor: pointer; font-size: 13px;
}
.btn:hover { background: #eef2f7; }
.btn.small { padding: 3px 8px; font-size: 12px; }
.demo-note {
  margin: 0; padding: 8px 16px; background: #fff7e0; color: #7a5b00;
  border-bottom: 1px solid #f0e0b0; font-size: 13px;
}
.layout { display: grid; grid-template-columns: 240px 1fr 320px; gap: 0; min-height: calc(100vh - 90px); }
.sidebar, .config-panel { background: #fff; border-right: 1px solid #e3e6ea; padding: 12px; overflow: auto; }
.config-panel { border-right: none; border-left: 1px solid #e3e6ea; }
.sidebar h2, .config-panel h2 { font-size: 14px; margin: 0 0 10px; text-transform: uppercase; letter-spacing: .04em; color: #667; }
.main { padding: 16px; overflow: auto; }
.empty { color: #889; font-style: italic; }
.muted { color: #778; font-size: 13px; }

.request-list { display: flex; flex-direction: column; gap: 6px; }
.req-item {
  display: flex; flex-direction: column; gap: 2px; text-align: left;
  border: 1px solid #e3e6ea; background: #fff; padding: 8px; border-radius: 6px; cursor: pointer;
}
.req-item:hover { background: #f0f4f9; }
.req-item.active { border-color: #2563eb; background: #eef4ff; }
.req-id { font-weight: 600; font-size: 12px; color: #2563eb; }
.req-name { font-size: 13px; }
.req-status { font-size: 11px; color: #667; }

.req-head h2 { margin: 0 0 4px; font-size: 18px; }
.phase { border: 1px solid #e3e6ea; border-radius: 8px; margin-bottom: 12px; background: #fff; }
.phase-head { display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-bottom: 1px solid #eef0f3; }
.phase-head h3 { margin: 0; font-size: 15px; flex: 1; }
.block { padding: 10px 12px; border-top: 1px solid #f0f2f5; }
.block-head { display: flex; align-items: center; gap: 8px; }
.block-head h4 { margin: 0; font-size: 14px; flex: 1; }
.badge { font-size: 11px; padding: 2px 8px; border-radius: 10px; background: #eef0f3; color: #556; }
.status-open { background: #dbeafe; color: #1d4ed8; }
.status-closed { background: #dcfce7; color: #15803d; }
.status-not-started { background: #eef0f3; color: #667; }
.status-skipped { background: #fef3c7; color: #92400e; }
.checklist { display: flex; flex-direction: column; gap: 6px; margin: 8px 0; }
.item { display: flex; align-items: center; gap: 8px; }
.item-label { flex: 1; font-size: 13px; }
.item-label em { color: #889; font-style: normal; font-size: 11px; }
.item input[type=text], .item input[type=number], .item input[type=date], .item select {
  padding: 4px 6px; border: 1px solid #ccc; border-radius: 4px; font-size: 13px;
}
.problems { background: #fef2f2; border: 1px solid #fecaca; border-radius: 6px; padding: 8px; margin: 8px 0; color: #b91c1c; font-size: 12px; }
.problems ul { margin: 4px 0 0; padding-left: 18px; }
.history { margin-top: 16px; }
.history summary { cursor: pointer; font-weight: 600; color: #2563eb; }
.history ul { font-size: 12px; color: #556; }

.config-panel textarea {
  width: 100%; height: 420px; font-family: ui-monospace, Consolas, monospace;
  font-size: 12px; border: 1px solid #ccc; border-radius: 6px; padding: 8px; resize: vertical;
}
.config-panel .btn { margin-top: 8px; }
.error { color: #b91c1c; font-size: 12px; }
.ok { color: #15803d; font-size: 12px; }

.pop { position: fixed; inset: 0; background: rgba(0,0,0,.4); display: flex; align-items: center; justify-content: center; }
.pop-box { background: #fff; border-radius: 10px; padding: 20px; width: 360px; box-shadow: 0 10px 40px rgba(0,0,0,.2); }
.pop-box h3 { margin: 0 0 12px; }
.pop-box label { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; font-size: 13px; }
.pop-box select, .pop-box input { padding: 6px; border: 1px solid #ccc; border-radius: 4px; }
.pop-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 12px; }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .config-panel { border-left: none; border-top: 1px solid #e3e6ea; }
}