:root {
  --bg: #0b0f14;
  --surface: #141b24;
  --surface-2: #1d2733;
  --line: #263243;
  --text: #e8edf3;
  --muted: #8b9bb0;
  --accent: #4c8dff;
  --accent-dim: #2b4d8f;
  --user: #2f6fe0;
  --good: #3ecf8e;
  --bad: #ff6b6b;
  --warn: #ffb454;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

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

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.45 -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;
  overscroll-behavior: none;
}

/* ---------- shared chrome ---------- */

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: calc(var(--safe-top) + 10px) 16px 10px;
  background: rgba(11, 15, 20, 0.85);
  backdrop-filter: saturate(1.6) blur(14px);
  border-bottom: 1px solid var(--line);
  flex: 0 0 auto;
}

.bar h1 { margin: 0; font-size: 19px; font-weight: 650; letter-spacing: -0.01em; }

.title { display: flex; align-items: baseline; gap: 10px; }

.status { font-size: 12px; color: var(--muted); }
.status::before {
  content: "";
  display: inline-block;
  width: 7px; height: 7px;
  margin-right: 5px;
  border-radius: 50%;
  background: var(--muted);
  vertical-align: middle;
}
.status[data-state="online"] { color: var(--good); }
.status[data-state="online"]::before { background: var(--good); }
.status[data-state="connecting"] { color: var(--warn); }
.status[data-state="connecting"]::before { background: var(--warn); }
.status[data-state="error"] { color: var(--bad); }
.status[data-state="error"]::before { background: var(--bad); }

.icon-btn, .text-btn {
  background: none;
  border: 0;
  color: var(--accent);
  padding: 6px;
  font-size: 16px;
  font-family: inherit;
  cursor: pointer;
}
.icon-btn { color: var(--muted); display: flex; }
.icon-btn:active { color: var(--text); }

/* ---------- chat ---------- */

#chat-view { display: flex; flex-direction: column; height: 100%; }

.messages {
  flex: 1 1 auto;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 16px 14px 8px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.msg {
  max-width: 82%;
  padding: 10px 14px;
  border-radius: 20px;
  white-space: pre-wrap;
  word-wrap: break-word;
  animation: rise 0.18s ease-out;
}
@keyframes rise { from { opacity: 0; transform: translateY(6px); } }

.msg.user {
  align-self: flex-end;
  background: var(--user);
  color: #fff;
  border-bottom-right-radius: 6px;
}
.msg.marvin {
  align-self: flex-start;
  background: var(--surface-2);
  border-bottom-left-radius: 6px;
}
.msg.system {
  align-self: center;
  background: none;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  max-width: 90%;
  padding: 4px 0;
}
.msg.action {
  align-self: flex-start;
  background: none;
  border: 1px dashed var(--line);
  color: var(--muted);
  font-size: 13px;
  border-radius: 12px;
  padding: 7px 12px;
}
.msg strong { font-weight: 650; }
.msg code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.9em;
  background: rgba(255, 255, 255, 0.08);
  padding: 1px 5px;
  border-radius: 5px;
}
.msg pre {
  margin: 6px 0 0;
  padding: 10px;
  border-radius: 10px;
  background: #0d1219;
  overflow-x: auto;
}
.msg pre code { background: none; padding: 0; }

.msg .dots::after {
  content: "";
  animation: dots 1.2s steps(4, end) infinite;
}
@keyframes dots { 0% { content: ""; } 25% { content: "·"; } 50% { content: "··"; } 75% { content: "···"; } }

/* ---------- listening indicator ---------- */

.listening {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  color: var(--accent);
  font-size: 13px;
  flex: 0 0 auto;
}
/* an author `display` beats the UA rule for [hidden], so restate it */
.listening[hidden] { display: none; }
.level {
  flex: 1 1 auto;
  height: 4px;
  border-radius: 2px;
  background: var(--surface-2);
  overflow: hidden;
}
#level-bar {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.06s linear;
}

/* ---------- composer ---------- */

.composer {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 8px 12px calc(var(--safe-bottom) + 8px);
  background: rgba(11, 15, 20, 0.9);
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--line);
  flex: 0 0 auto;
}

#input {
  flex: 1 1 auto;
  resize: none;
  max-height: 120px;
  padding: 10px 14px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 16px; /* keeps iOS from zooming on focus */
}
#input:focus { outline: none; border-color: var(--accent-dim); }

.mic, .send {
  flex: 0 0 auto;
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  cursor: pointer;
}
.mic { background: var(--surface-2); color: var(--muted); transition: transform 0.1s, background 0.15s; }
.mic.recording { background: var(--bad); color: #fff; transform: scale(1.08); }
.send { background: var(--accent); }
.mic:disabled, .send:disabled { opacity: 0.4; }

/* ---------- settings ---------- */

.settings {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  background: var(--bg);
}
.settings[hidden] { display: none; }

.settings-body {
  flex: 1 1 auto;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 4px 16px calc(var(--safe-bottom) + 32px);
}

.settings h2 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 26px 0 10px;
}

.settings label {
  display: block;
  margin-bottom: 14px;
  font-size: 14px;
  color: var(--muted);
}
.settings label .sub { color: #5f6f84; font-weight: 400; }

.settings input[type="text"],
.settings input[type="url"],
.settings input[type="password"] {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 11px 13px;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 16px;
}
.settings input:focus { outline: none; border-color: var(--accent); }

.settings input[type="range"] { width: 100%; margin-top: 10px; accent-color: var(--accent); }

.toggle {
  display: flex !important;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 15px;
}
.toggle input { width: 20px; height: 20px; accent-color: var(--accent); }

.row { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }

.btn {
  padding: 9px 15px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
}
.btn:active { background: var(--line); }
.btn.danger { color: var(--bad); border-color: #4a2a2f; background: #24161a; }

.test-result { font-size: 13px; color: var(--muted); }
.test-result.good { color: var(--good); }
.test-result.bad { color: var(--bad); }

.hint { font-size: 13px; color: #6f8098; margin: 0 0 12px; }
.hint b { color: var(--muted); }

.kv { display: flex; justify-content: space-between; gap: 12px; font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.kv code { color: var(--text); font-size: 11px; word-break: break-all; text-align: right; }

.settings details { margin-bottom: 16px; }
.settings summary { font-size: 14px; color: var(--accent); cursor: pointer; padding: 8px 0; }

.map-row { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.map-row span { flex: 0 0 42%; font-size: 13px; color: var(--muted); }
.map-row input { flex: 1 1 auto; margin-top: 0 !important; padding: 8px 10px !important; font-size: 14px !important; }
.map-row.native span { color: #5f6f84; }
.map-row.native em { flex: 1 1 auto; font-size: 12px; color: #5f6f84; font-style: normal; }