:root {
  --bg: #0a0a10;
  --bg-elev: #11111a;
  --bg-elev-2: #171723;
  --border: #23232f;
  --border-strong: #30303e;
  --text: #e8e8ee;
  --text-dim: #8a8a99;
  --text-muted: #5a5a6b;
  --accent: #ff4d6d;
  --accent-2: #ffb84d;
  --accent-3: #4dffb8;
  --ok: #4ade80;
  --warn: #facc15;
  --err: #ef4444;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "DejaVu Sans Mono", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: radial-gradient(circle at 10% 0%, #18121f 0%, var(--bg) 45%) fixed;
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.55;
  min-height: 100vh;
}

a { color: var(--accent-2); }

/* ─── Top bar ──────────────────────────────────────────────────────────── */

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,77,109,.06), transparent);
}

.brand { display: flex; flex-direction: column; gap: .25rem; }

.logo {
  margin: 0;
  font-size: 10px;
  line-height: 1.1;
  color: var(--accent);
  text-shadow: 0 0 16px rgba(255, 77, 109, .35);
}

.tagline {
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: .04em;
}

.status {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: 12px;
  color: var(--text-dim);
  padding: .35rem .7rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-elev);
}
.dot {
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: var(--warn);
  box-shadow: 0 0 8px currentColor;
}
.status.ok .dot { background: var(--ok); color: var(--ok); }
.status.err .dot { background: var(--err); color: var(--err); }

/* ─── Layout ───────────────────────────────────────────────────────────── */

.layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 1.25rem;
  padding: 1.25rem 1.75rem;
  max-width: 1200px;
  margin: 0 auto;
}

@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; }
}

/* ─── Sidebar panels ───────────────────────────────────────────────────── */

.sidebar { display: flex; flex-direction: column; gap: 1rem; }

.panel {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .9rem 1rem;
}

.panel h2 {
  margin: 0 0 .6rem;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text-dim);
}

.select {
  width: 100%;
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: .5rem .6rem;
  font-family: inherit;
  font-size: 13px;
  margin-bottom: .5rem;
}

.btn {
  display: inline-block;
  width: 100%;
  padding: .55rem .8rem;
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  margin-top: .25rem;
  transition: all 120ms ease;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary {
  background: linear-gradient(180deg, #ff5c79, #ff3d5f);
  border-color: #ff3d5f;
  color: #0a0a10;
  font-weight: 700;
}
.btn.primary:hover { filter: brightness(1.1); color: #0a0a10; }
.btn.subtle { color: var(--text-dim); }
.btn:disabled { opacity: .4; cursor: not-allowed; }

.telemetry {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .35rem .8rem;
  margin: 0;
  font-size: 12px;
}
.telemetry dt { color: var(--text-muted); }
.telemetry dd { margin: 0; color: var(--text); }

.local-list {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
}
.local-list li {
  padding: .3rem 0;
  border-bottom: 1px dashed var(--border);
}
.local-list li:last-child { border-bottom: 0; }
.muted { color: var(--text-muted); }

.muted-panel { background: transparent; border-style: dashed; }
.fineprint { margin: 0; font-size: 11px; color: var(--text-muted); line-height: 1.5; }

/* ─── Chat ─────────────────────────────────────────────────────────────── */

.chat {
  display: flex;
  flex-direction: column;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-height: 70vh;
  overflow: hidden;
}

.messages {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.msg {
  display: flex;
  flex-direction: column;
  gap: .25rem;
  padding: .75rem 1rem;
  border-radius: 8px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  max-width: 90%;
}
.msg.user { align-self: flex-end; border-color: #3a2330; background: #1a1220; }
.msg.assistant { align-self: flex-start; border-color: #233a2f; background: #121a18; }
.msg.system { align-self: stretch; max-width: 100%; border-style: dashed; }

.who {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text-dim);
}
.msg.user .who { color: var(--accent); }
.msg.assistant .who { color: var(--accent-3); }

.content { white-space: pre-wrap; word-break: break-word; }

/* Blinking cursor while streaming */
.cursor::after {
  content: "▍";
  color: var(--accent);
  animation: blink 1s steps(2) infinite;
  margin-left: 1px;
}
@keyframes blink { 50% { opacity: 0; } }

.content.aborted { opacity: .7; font-style: italic; }

/* ─── Progress bar ─────────────────────────────────────────────────────── */

.progress {
  display: none;
  padding: .5rem 1rem .75rem;
  border-top: 1px solid var(--border);
  background: var(--bg-elev-2);
}
.progress.active { display: block; }
.bar {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}
.bar::after {
  content: "";
  position: absolute;
  inset: 0;
  width: var(--w, 0%);
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 120ms linear;
}
.label {
  margin-top: .35rem;
  font-size: 11px;
  color: var(--text-dim);
}

/* ─── Composer ─────────────────────────────────────────────────────────── */

.composer {
  display: flex;
  gap: .5rem;
  padding: .75rem;
  border-top: 1px solid var(--border);
  background: var(--bg-elev-2);
}
.composer textarea {
  flex: 1;
  resize: none;
  background: var(--bg-elev);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: .6rem .7rem;
  font-family: inherit;
  font-size: 13px;
  line-height: 1.5;
}
.composer textarea:focus { outline: 1px solid var(--accent); outline-offset: 0; }
.composer .btn { width: auto; padding: .6rem 1.25rem; }