:root {
  --bg: #0f1420;
  --bg-2: #151c2b;
  --bg-3: #1b2436;
  --line: #26324a;
  --text: #dbe4f5;
  --muted: #8494b4;
  --accent: #4c8dff;
  --accent-2: #2f6ee0;
  --ok: #3ddc97;
  --warn: #ffc857;
  --crit: #ff6b6b;
  --radius: 10px;
  --mono: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 "Segoe UI", system-ui, sans-serif;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 12px 20px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

.brand { display: flex; align-items: center; gap: 12px; }

.logo {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  font-weight: 700;
  font-family: var(--mono);
  color: #fff;
}

.brand h1 { margin: 0; font-size: 17px; }
.brand p { margin: 2px 0 0; font-size: 12px; color: var(--muted); }

.topbar-controls { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }

.conn-fields { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.conn-fields input { width: 120px; }

.layout {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(380px, 1fr) minmax(420px, 1.15fr);
  gap: 14px;
  padding: 14px;
  min-height: 0;
}

.panel {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-3);
  flex-wrap: wrap;
}

.panel-head h2 { margin: 0; font-size: 14px; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }

.panel-body { padding: 14px; overflow: auto; min-height: 0; }

.op-tabs, .mode-tabs { display: flex; gap: 6px; }

.op-tabs button, .mode-tabs button {
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--muted);
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 12px;
}

.op-tabs button.active, .mode-tabs button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.field { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }

input, select, textarea {
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 8px;
  padding: 7px 9px;
  font-size: 13px;
  font-family: inherit;
  outline: none;
}

input:focus, select:focus, textarea:focus { border-color: var(--accent); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.grid-2.tight { gap: 6px; }

.block {
  margin-top: 14px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.015);
}

.block-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.block-head h3 { margin: 0; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.row-actions { display: flex; gap: 6px; }

.list { display: flex; flex-direction: column; gap: 6px; }

.list .row {
  display: grid;
  gap: 6px;
  align-items: center;
  grid-template-columns: 1.4fr 1fr 1.2fr auto;
}

.list .row.raw { grid-template-columns: 1fr auto; }
.list .row.set { grid-template-columns: 1.2fr 1.4fr 1fr auto; }
.list .row.join { grid-template-columns: 110px 1fr 1.6fr auto; }

.list .row input, .list .row select { width: 100%; }

.icon-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  border-radius: 7px;
  width: 28px; height: 28px;
  cursor: pointer;
}

.icon-btn:hover { color: var(--crit); border-color: var(--crit); }

.btn {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #fff;
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
}

.btn:hover { background: var(--accent-2); }
.btn.ghost { background: transparent; color: var(--muted); border-color: var(--line); font-weight: 500; }
.btn.ghost:hover { color: var(--text); border-color: var(--accent); }
.btn.danger { background: var(--crit); border-color: var(--crit); }
.btn.danger:hover { background: #e05555; }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.toolbar { display: flex; gap: 8px; margin: 10px 0; flex-wrap: wrap; }

textarea#sql {
  width: 100%;
  min-height: 220px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
  resize: vertical;
  white-space: pre;
  overflow-wrap: normal;
  overflow-x: auto;
}

.params {
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  background: var(--bg);
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 8px;
  word-break: break-all;
}

.status {
  padding: 9px 12px;
  border-radius: 8px;
  margin-bottom: 8px;
  font-size: 13px;
  border: 1px solid var(--line);
}

.status.ok { background: rgba(61,220,151,.1); border-color: rgba(61,220,151,.4); color: var(--ok); }
.status.warn { background: rgba(255,200,87,.1); border-color: rgba(255,200,87,.4); color: var(--warn); }
.status.err { background: rgba(255,107,107,.1); border-color: rgba(255,107,107,.4); color: var(--crit); }

.issues { display: flex; flex-direction: column; gap: 6px; margin-bottom: 10px; }

.issue {
  border-left: 3px solid var(--muted);
  background: var(--bg-3);
  border-radius: 0 8px 8px 0;
  padding: 8px 10px;
  font-size: 13px;
}

.issue.critical { border-left-color: var(--crit); }
.issue.warning { border-left-color: var(--warn); }
.issue.info { border-left-color: var(--accent); }
.issue .issue-head { display: flex; gap: 8px; align-items: center; margin-bottom: 2px; }
.issue .tag { font-size: 10px; text-transform: uppercase; letter-spacing: .06em; padding: 1px 6px; border-radius: 4px; background: rgba(255,255,255,.07); color: var(--muted); }
.issue.critical .tag { color: var(--crit); }
.issue.warning .tag { color: var(--warn); }
.issue.hint { color: var(--muted); font-size: 12px; margin: 2px 0 0; }
.issue .code { font-family: var(--mono); font-size: 11px; color: var(--muted); }

.output { margin-top: 6px; }

table.result {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
  font-family: var(--mono);
  margin-top: 8px;
}

table.result th, table.result td {
  border: 1px solid var(--line);
  padding: 5px 8px;
  text-align: left;
  white-space: nowrap;
}

table.result th { background: var(--bg-3); color: var(--muted); font-weight: 600; }
table.result td.null { color: var(--muted); font-style: italic; }

.matrix { overflow-x: auto; }
table.matrix-table { border-collapse: collapse; width: 100%; }
table.matrix-table th, table.matrix-table td { border: 1px solid var(--line); padding: 4px; }
table.matrix-table th { background: var(--bg-3); font-size: 11px; text-transform: uppercase; color: var(--muted); }
table.matrix-table input { width: 100%; border: none; background: transparent; }

.hint { color: var(--muted); font-size: 12px; margin: 8px 0 0; }
.check { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: 12px; margin-top: 8px; }
.hidden { display: none !important; }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(6, 10, 18, .75);
  display: grid;
  place-items: center;
  z-index: 50;
  backdrop-filter: blur(2px);
}

.modal-box {
  width: min(560px, 92vw);
  background: var(--bg-2);
  border: 1px solid var(--crit);
  border-radius: var(--radius);
  padding: 18px;
}

.modal-box h2 { margin: 0 0 10px; font-size: 16px; color: var(--crit); }
.modal-actions { display: flex; gap: 8px; margin-top: 14px; }
.modal-actions input { flex: 1; }

.modal-body ul { margin: 8px 0; padding-left: 18px; }
.modal-body code { font-family: var(--mono); background: var(--bg); padding: 1px 5px; border-radius: 4px; }

.danger-list { border: 1px solid rgba(255,107,107,.35); border-radius: 8px; padding: 8px 10px; margin: 8px 0; }

@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
  body { height: auto; }
}