:root {
  --bg: #0b0d10;
  --panel: #14171c;
  --border: #23272e;
  --text: #e6e9ee;
  --muted: #8b94a3;
  --accent: #38bdf8;
  --accent-dim: #1a3a4a;
  --danger: #f87171;
  --ok: #4ade80;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;
}

#app {
  display: flex;
  flex-direction: column;
  height: 100dvh;
  max-width: 720px;
  margin: 0 auto;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: env(safe-area-inset-top, 14px) 16px 12px;
  border-bottom: 1px solid var(--border);
}

header .brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

header .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--muted);
}
header .dot.on { background: var(--ok); box-shadow: 0 0 6px var(--ok); }
header .dot.off { background: var(--danger); box-shadow: 0 0 6px var(--danger); }

header .header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

header select {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 13px;
}

.voice-toggle {
  width: 32px; height: 32px;
  font-size: 15px;
  border-radius: 8px;
}

.voice-toggle.muted { opacity: 0.4; }

#entity-wrap {
  position: relative;
  height: 150px;
  flex-shrink: 0;
  border-bottom: 1px solid var(--border);
  background: radial-gradient(ellipse at center, #0e1116 0%, var(--bg) 75%);
  overflow: hidden;
}

#entity {
  width: 100%;
  height: 100%;
  display: block;
}

#log {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  -webkit-overflow-scrolling: touch;
}

.msg {
  max-width: 86%;
  padding: 10px 13px;
  border-radius: 14px;
  font-size: 15px;
  line-height: 1.4;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.msg.user {
  align-self: flex-end;
  background: var(--accent-dim);
  border: 1px solid #234a5c;
  border-bottom-right-radius: 4px;
}

.msg.bot {
  align-self: flex-start;
  background: var(--panel);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
}

.msg.system {
  align-self: center;
  color: var(--muted);
  font-size: 12.5px;
  background: none;
  border: none;
  text-align: center;
}

.msg.cmd {
  align-self: stretch;
  background: #0f1720;
  border: 1px solid var(--border);
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 13px;
}

.confirm-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.confirm-row button {
  flex: 1;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  font-size: 14px;
}

.confirm-row button.ok { border-color: var(--ok); color: var(--ok); }
.confirm-row button.no { border-color: var(--danger); color: var(--danger); }

footer {
  padding: 10px 12px calc(env(safe-area-inset-bottom, 10px) + 10px);
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

#input {
  flex: 1;
  min-height: 40px;
  max-height: 120px;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 15px;
  resize: none;
}

#input:focus { outline: none; border-color: var(--accent); }

button.icon-btn {
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

button.icon-btn.mic.recording {
  background: var(--danger);
  border-color: var(--danger);
  color: #0b0d10;
  animation: pulse 1.2s infinite;
}

button.icon-btn.send { background: var(--accent); border-color: var(--accent); color: #0b0d10; }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(248,113,113,0.5); }
  70% { box-shadow: 0 0 0 10px rgba(248,113,113,0); }
  100% { box-shadow: 0 0 0 0 rgba(248,113,113,0); }
}

#pin-gate {
  position: fixed; inset: 0;
  background: var(--bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px; z-index: 10;
}

#pin-gate input {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 22px;
  letter-spacing: 6px;
  text-align: center;
  width: 180px;
}

#pin-gate button {
  background: var(--accent);
  border: none;
  color: #0b0d10;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 15px;
}

#pin-error { color: var(--danger); font-size: 13px; min-height: 16px; }