/* Fractus Sandbox — dark cockpit theme */
:root {
  --bg: #0a0e14;
  --panel: #131820;
  --panel-2: #1a212c;
  --border: #243040;
  --text: #d4dde8;
  --muted: #7a8699;
  --accent: #00e5a8;
  --accent-2: #4fc3f7;
  --warn: #ffb74d;
  --danger: #ff5252;
  --good: #69f0ae;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "SF Mono", "JetBrains Mono", "Fira Code", Consolas, monospace;
  font-size: 13px;
  min-height: 100vh;
}

/* ── Header ──────────────────────────────────────────────────────── */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: linear-gradient(90deg, #0d1219, #131820);
  border-bottom: 1px solid var(--border);
}
header h1 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 1px;
}
header h1 .accent { color: var(--accent); }
.status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--muted);
}
.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--danger);
  box-shadow: 0 0 8px currentColor;
}
.dot.live { background: var(--good); animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

/* ── Grid layout ─────────────────────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(180px, auto);
  gap: 12px;
  padding: 12px;
}
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.panel h2 {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.panel h2 .val { color: var(--accent); font-size: 12px; }

/* spans */
.span-1 { grid-column: span 1; }
.span-2 { grid-column: span 2; }
.span-4 { grid-column: span 4; }
.row-2 { grid-row: span 2; }

/* ── Live Monitor ────────────────────────────────────────────────── */
.metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.metric {
  background: var(--panel-2);
  padding: 10px;
  border-radius: 6px;
  border-left: 2px solid var(--accent);
}
.metric .label { font-size: 9px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; }
.metric .num { font-size: 20px; font-weight: 600; color: var(--text); margin-top: 4px; }
.metric .num small { font-size: 11px; color: var(--muted); font-weight: 400; }

/* confidence gauge */
.gauge {
  position: relative;
  height: 6px;
  background: var(--panel-2);
  border-radius: 3px;
  margin-top: 6px;
  overflow: hidden;
}
.gauge .fill {
  height: 100%;
  background: linear-gradient(90deg, var(--danger), var(--warn), var(--good));
  transition: width .3s;
}

/* ── Oscilloscope ────────────────────────────────────────────────── */
canvas.scope, canvas.bars, canvas.curve {
  width: 100%;
  flex: 1;
  background: var(--panel-2);
  border-radius: 6px;
  min-height: 120px;
}

/* ── Memory Bank ─────────────────────────────────────────────────── */
.mem-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-right: 4px;
}
.mem-item {
  background: var(--panel-2);
  padding: 8px 10px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
}
.mem-item .ctx { flex: 1; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mem-item .imp { color: var(--accent-2); font-size: 10px; }
.mem-item button {
  background: transparent;
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 9px;
  cursor: pointer;
  font-family: inherit;
}
.mem-item button:hover { background: var(--danger); color: #fff; }
.empty { color: var(--muted); font-style: italic; text-align: center; padding: 20px; }

/* ── Mode ────────────────────────────────────────────────────────── */
.mode-name { font-size: 22px; font-weight: 700; color: var(--accent); margin-bottom: 8px; }
.mode-bars { display: flex; flex-direction: column; gap: 5px; }
.mode-bar { display: flex; align-items: center; gap: 8px; font-size: 10px; }
.mode-bar .name { width: 90px; color: var(--muted); }
.mode-bar .track { flex: 1; height: 8px; background: var(--panel-2); border-radius: 4px; overflow: hidden; }
.mode-bar .track .bar { height: 100%; background: var(--accent-2); transition: width .3s; }
.mode-bar .pct { width: 36px; text-align: right; color: var(--text); }

/* ── Chat + Controls ─────────────────────────────────────────────── */
.chat-log {
  flex: 1;
  overflow-y: auto;
  background: var(--panel-2);
  border-radius: 6px;
  padding: 10px;
  margin-bottom: 8px;
  font-size: 11px;
  min-height: 80px;
  max-height: 200px;
}
.chat-log .msg { margin-bottom: 6px; }
.chat-log .msg .role { color: var(--accent-2); font-weight: 600; }
.chat-log .msg.user .role { color: var(--warn); }
.chat-row { display: flex; gap: 6px; }
.chat-row input {
  flex: 1;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 12px;
}
.chat-row input:focus { outline: none; border-color: var(--accent); }
button.btn {
  background: var(--accent);
  color: #062;
  border: none;
  padding: 8px 14px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: .5px;
}
button.btn:hover { filter: brightness(1.1); }
button.btn.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
button.btn.ghost:hover { border-color: var(--accent); color: var(--accent); }
button.btn.danger { background: var(--danger); color: #fff; }
.controls-row { display: flex; gap: 6px; margin-top: 6px; flex-wrap: wrap; }
.controls-row .btn { flex: 1; min-width: 70px; }

/* ── Config ──────────────────────────────────────────────────────── */
.cfg-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; font-size: 11px; }
.cfg-row .lab { color: var(--muted); }
.cfg-row input[type=range] { width: 120px; accent-color: var(--accent); }
.cfg-row .v { color: var(--accent); width: 40px; text-align: right; }
.toggle { position: relative; width: 36px; height: 18px; background: var(--panel-2); border-radius: 10px; cursor: pointer; border: 1px solid var(--border); }
.toggle.on { background: var(--accent); }
.toggle::after { content: ""; position: absolute; top: 1px; left: 1px; width: 14px; height: 14px; background: #fff; border-radius: 50%; transition: .2s; }
.toggle.on::after { left: 19px; }

/* ── Training ────────────────────────────────────────────────────── */
.train-input { display: flex; gap: 6px; margin-top: 8px; }
.train-input input { flex: 1; background: var(--panel-2); border: 1px solid var(--border); color: var(--text); padding: 6px 8px; border-radius: 6px; font-family: inherit; font-size: 11px; }

/* scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* responsive */
@media (max-width: 1100px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .span-4 { grid-column: span 2; }
}