:root {
  --bg: #ffffff;
  --panel: #ffffff;
  --text: #111111;
  --muted: #6b7280;
  --accent: #2563eb;
  --border:#e5e7eb;

  /* Brand colors (from your screenshots) */
  --brand-red: #c74634;   /* Oracle-like red */
  --brand-blue: #2b8aa8;  /* blue/teal from your screenshot */
  --chat-bg: #f3f4f6;     /* grey background for chat area */
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, Arial; }
#app { max-width: 980px; margin: 0 auto; height: 100vh; display: grid; grid-template-rows: auto 1fr auto; }
header { padding: 16px 20px; background: var(--brand-blue); border-bottom: 1px solid rgba(255,255,255,.25); display:flex; align-items:center; justify-content:space-between; gap:16px; }
header .header-right { display:flex; align-items:center; gap:12px; }
header .actions { font-size: 14px; display:flex; align-items:center; gap:12px; }
header .upload { color: #ffffff; cursor: pointer; }

/* Header menu (hamburger) */
.menu { position: relative; display: flex; align-items: center; }
.menu-btn {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.35);
  background: rgba(255,255,255,.10);
  cursor: pointer;
  display: grid;
  place-items: center;
}
.menu-btn:hover { background: rgba(255,255,255,.18); }
.menu-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  min-width: 240px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 10px 24px rgba(0,0,0,.12);
  padding: 6px;
  z-index: 50;
}
.menu-item {
  display: block;
  width: 100%;
  padding: 10px 10px;
  border-radius: 10px;
  color: #111;
  text-decoration: none;
  cursor: pointer;
  font-size: 14px;
}
.menu-item:hover { background: #f8fafc; }
main#chat {
  padding: 24px 20px;
  overflow-y: auto;
  scrollbar-gutter: stable both-edges;
  background: var(--chat-bg);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.hint { padding: 0 20px 8px 20px; color: var(--muted); font-size: 14px; }
.msg {
  margin: 0;
  max-width: min(80ch, 86%);
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 10px 12px;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.msg.bot {
  align-self: flex-start;
  color: var(--text);
  background: #ffffff;
}
.msg.bot.msg-tip {
  font-size: 12px;
  line-height: 1.4;
  font-style: italic;
  font-family: Georgia, "Times New Roman", Times, serif;
  color: #6b7280;
  background: #eef2f6;
  border-color: #dbe2ea;
  padding: 6px 10px;
  box-shadow: none;
  max-width: min(72ch, 78%);
}
.msg.user {
  align-self: flex-end;
  color: #111;
  opacity: 0.95;
  background: #e9eef5;
  text-align: left;
}
/* Node outputs (tables/trees/cards): take full width, no extra bubble styling */
.msg.msg-node {
  align-self: stretch;
  max-width: 100%;
  width: 100%;
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
}
footer { padding: 12px 20px; background: var(--panel); border-top: 1px solid var(--border); }
form { display: flex; }
input#text { flex: 1; padding: 14px 16px; border-radius: 999px; border: 1px solid var(--border); background: #fff; color: var(--text); outline: none; box-shadow: 0 1px 2px rgba(0,0,0,.04); }
input#text:focus { border-color: #cbd5e1; box-shadow: 0 0 0 4px rgba(37,99,235,.08); }
/* Brand header (A) */
.brand { margin: 0; display: flex; align-items: center; gap: 10px; font-size: 18px; }
.brand-text { color: #ffffff; font-weight: 800; }
.brand-icon { width: 34px; height: 34px; border-radius: 999px; background: var(--brand-red); display: grid; place-items: center; flex: 0 0 auto; }

/* Send button (D) */
.send-btn { margin-left: 10px; width: 44px; height: 44px; border-radius: 999px; border: 1px solid rgba(0,0,0,.05); background: var(--brand-red); color: #fff; cursor: pointer; display: grid; place-items: center; box-shadow: 0 1px 2px rgba(0,0,0,.08); }
.send-btn:hover { filter: brightness(0.96); }
.send-btn:active { transform: translateY(1px); }

pre { margin: 0; overflow-x: auto; background: #f8fafc; border: 1px solid var(--border); padding: 12px; border-radius: 8px; }

/* Table output (DisplayRules type=table) */
.tbl-scroll { width: 100%; }
.tbl-scroll-top {
  overflow-x: auto;
  overflow-y: hidden;
  margin-bottom: 4px;
}
.tbl-scroll-top-inner { height: 1px; }
.tbl-wrap {
  overflow-x: auto;
  overflow-y: auto;
  /* Enable up/down scrolling for long tables without taking over the whole page */
  max-height: min(60vh, 520px);
  scrollbar-gutter: stable both-edges;
}
.tbl {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
}
.tbl th, .tbl td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  vertical-align: top;
  text-align: left;
  white-space: nowrap;
}
.tbl th {
  background: #f8fafc;
  font-weight: 600;
}
.tbl thead th {
  position: sticky;
  top: 0;
  z-index: 1;
}
.tbl tr:last-child td { border-bottom: none; }
.tbl-selectable tbody tr.tbl-pick { cursor: pointer; }
.tbl-selectable tbody tr.tbl-pick:hover { background: #eef4ff; }
.tbl-note { margin-top: 8px; color: var(--muted); font-size: 13px; }

/* Migration Status Report (grouped view) */
.mig-wrap { display: flex; flex-direction: column; gap: 16px; width: 100%; }
.mig-card { border: 1px solid var(--border); border-radius: 12px; background: #fff; padding: 12px; }
.mig-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.mig-user { font-weight: 650; }
.mig-status { font-weight: 650; font-size: 13px; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--border); white-space: nowrap; }
.mig-status.ok { color: #065f46; background: #ecfdf5; border-color: #a7f3d0; }
.mig-status.fail { color: #7f1d1d; background: #fef2f2; border-color: #fecaca; }
.mig-status.warn { color: #92400e; background: #fffbeb; border-color: #fde68a; }
.mig-status.run { color: #1e40af; background: #eff6ff; border-color: #bfdbfe; }
.mig-body { display: grid; grid-template-columns: 1fr 300px; gap: 14px; align-items: start; }
.mig-sd-wrap { overflow: auto; max-height: min(45vh, 420px); border: 1px solid var(--border); border-radius: 10px; }
.mig-sd { width: 100%; border-collapse: collapse; }
.mig-sd th, .mig-sd td { padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 14px; vertical-align: top; }
.mig-sd th { background: #f8fafc; font-weight: 600; position: sticky; top: 0; z-index: 1; }
.mig-sd td { white-space: normal; word-break: break-word; }
.mig-sd tr:last-child td { border-bottom: none; }
.mig-meta { border: 1px solid var(--border); border-radius: 10px; padding: 10px; background: #fff; }
.mig-kv { display: grid; grid-template-columns: 120px 1fr; gap: 10px; padding: 6px 0; border-bottom: 1px solid var(--border); }
.mig-kv:last-child { border-bottom: none; }
.mig-kv .k { color: var(--muted); font-size: 13px; }
.mig-kv .v { font-size: 14px; word-break: break-word; }
@media (max-width: 760px) { .mig-body { grid-template-columns: 1fr; } .mig-kv { grid-template-columns: 110px 1fr; } }

/* Bot icon image to match emoji size */
.bot-icon { width: 1em; height: 1em; vertical-align: -0.15em; margin-right: 6px; }

.btn { display: inline-block; padding: 8px 12px; background: var(--accent); color: #fff; border-radius: 6px; text-decoration: none; font-size: 14px; }
.btn:hover { filter: brightness(0.95); }

/* Collapsible tree view (folders/subfolders) */
.tree-wrap { width: 100%; }
.tree-root { display: flex; flex-direction: column; gap: 6px; }
.tree-node, .tree-leaf { border: 1px solid var(--border); border-radius: 10px; background: #fff; }
.tree-sum { cursor: pointer; padding: 8px 10px; font-size: 14px; }
.tree-node[open] > .tree-sum { border-bottom: 1px solid var(--border); }
.tree-children { padding: 8px 10px 10px 16px; display: flex; flex-direction: column; gap: 6px; }
.tree-leaf { padding: 8px 10px; font-size: 14px; display:flex; align-items:center; justify-content:space-between; gap: 10px; }
.tree-leaf-left { flex: 1; min-width: 0; }
.tree-actions { display:flex; gap: 8px; flex-wrap: wrap; }
.tree-btn { padding: 6px 10px; border: 1px solid var(--border); border-radius: 8px; background: #fff; cursor: pointer; font-size: 13px; }
.tree-btn:hover { filter: brightness(0.98); }
.tree-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.tree-node > .tree-sum::-webkit-details-marker { display: inline; }

/* Artifact download widget */
.artdl { border: 1px solid var(--border); border-radius: 12px; background: #fff; padding: 12px; max-width: 100%; }
.artdl-title { font-weight: 650; margin-bottom: 6px; }
.artdl-meta { color: var(--muted); font-size: 13px; margin-bottom: 10px; }
.artdl-vars { border-collapse: collapse; width: 100%; margin: 0 0 12px 0; }
.artdl-vars th, .artdl-vars td { padding: 6px 8px; border-bottom: 1px solid var(--border); font-size: 13px; text-align: left; }
.artdl-vars th { color: #374151; background: #f8fafc; }
.artdl-script {
  white-space: pre-wrap;
  word-break: break-word;
  background: #0f172a;
  color: #e2e8f0;
  border-radius: 10px;
  padding: 12px;
  font-size: 13px;
  line-height: 1.45;
  overflow: auto;
  max-height: 420px;
  margin: 0 0 12px 0;
}
.artdl-row { display:flex; gap: 10px; flex-wrap: wrap; }


/* Connection status pill */
.conn-pill { font-size: 13px; color:#0f172a; background: rgba(255,255,255,.85); border:1px solid rgba(255,255,255,.55); padding:6px 10px; border-radius:999px; max-width: 460px; overflow:hidden; text-overflow: ellipsis; white-space: nowrap; }
.conn-pill.error { color:#7f1d1d; background:#fef2f2; border-color:#fecaca; }

/* Simple modal used for IDCS settings */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(17, 24, 39, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 9999;
}

.modal {
  width: min(520px, 100%);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 20px 40px rgba(0,0,0,.18);
  padding: 16px;
}

.modal h3 {
  margin: 0 0 10px 0;
  font-size: 16px;
}

.modal .field { margin: 10px 0; }
.modal label { display:block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.modal input[type="text"] {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  outline: none;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.modal input[type="text"]:focus {
  border-color: #cbd5e1;
  box-shadow: 0 0 0 4px rgba(37,99,235,.10);
}

.modal .error {
  color: #7f1d1d;
  background: #fef2f2;
  border: 1px solid #fecaca;
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 13px;
  margin-top: 10px;
}

.modal .actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 14px;
}

.modal .checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.modal .checkbox-row label {
  margin: 0;
  color: var(--text);
  font-size: 14px;
}
.modal .checkbox-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
}

.btn-secondary {
  display: inline-block;
  padding: 8px 12px;
  background: #f3f4f6;
  color: #111;
  border: 1px solid var(--border);
  border-radius: 6px;
  text-decoration: none;
  font-size: 14px;
  cursor: pointer;
}
.btn-secondary:hover { filter: brightness(0.98); }

/* Environment list (Config upload) */
.env-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 6px 18px;
  margin-top: 6px;
}
.env-item {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 14px;
  white-space: nowrap;
}

/* Dashboard output (DisplayRules type=dashboard) */
.dash {
  max-width: 980px;
  padding: 10px 0;
}
.dash-head { margin-bottom: 10px; }
.dash-title { font-size: 18px; font-weight: 700; margin-bottom: 2px; }
.dash-subtitle { color: var(--muted); font-size: 13px; }

.dash-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 12px 0 14px 0;
}
.dash-card {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 12px;
  padding: 12px 14px;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.dash-card-value { font-size: 20px; font-weight: 750; line-height: 1.2; }
.dash-card-label { color: var(--muted); font-size: 12px; margin-top: 4px; white-space: nowrap; }

.dash-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 12px;
}
.dash-panel {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 12px;
  padding: 12px 14px;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.dash-panel-title { font-weight: 700; margin-bottom: 8px; }

.dash-kv {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 10px;
  padding: 6px 0;
  border-bottom: 1px dashed #eef2f7;
}
.dash-kv:last-child { border-bottom: none; }
.dash-kv .k { color: var(--muted); font-size: 13px; }
.dash-kv .v { font-size: 13px; }

.dash-donut {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 12px;
  align-items: center;
}
.dash-donut-left { position: relative; width: 140px; height: 140px; }
.dash-donut-svg { width: 140px; height: 140px; display: block; }
.dash-donut-center {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: #111;
  pointer-events: none;
}
.dash-legend { font-size: 13px; }
.dash-legend-row { display:flex; align-items:center; gap:8px; margin: 4px 0; }
.dash-legend-dot { width: 10px; height: 10px; border-radius: 50%; display:inline-block; }
.dash-legend-label { color: #111; }

@media (max-width: 820px) {
  .dash-cards { grid-template-columns: 1fr; }
  .dash-grid { grid-template-columns: 1fr; }
  .dash-kv { grid-template-columns: 1fr; gap: 2px; }
}

.dash-sections {
  margin-top: 14px;
  display: grid;
  gap: 12px;
}
.dash-section {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 12px;
  padding: 12px 14px;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.dash-section-title {
  font-weight: 700;
  margin-bottom: 10px;
}