:root {
  --bg: #0b0f14;
  --bg-2: #131a23;
  --bg-3: #1c2632;
  --fg: #e6edf3;
  --fg-dim: #8b98a5;
  --accent: #00dc8c;
  --accent-dim: #4dffc3;
  --warn: #ffb454;
  --err: #ff6b6b;
  --border: #2a3441;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior: none;
}

body {
  display: flex;
  flex-direction: column;
  max-width: 640px;
  margin: 0 auto;
}

header {
  position: sticky;
  top: 0;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 10;
}

header h1 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

header .status {
  font-size: 12px;
  color: var(--fg-dim);
}

header .status.online::before {
  content: "● ";
  color: var(--accent);
}

header .status.offline::before {
  content: "● ";
  color: var(--warn);
}

nav.shortcuts {
  display: flex;
  gap: 6px;
  padding: 8px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

nav.shortcuts button {
  flex: 0 0 auto;
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 6px 12px;
  border-radius: 14px;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
}

nav.shortcuts button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.tool-event {
  font-size: 11px;
  color: var(--fg-dim);
  font-style: italic;
  padding: 4px 14px;
  margin: 2px 0;
  align-self: flex-start;
  max-width: 90%;
}

.tool-event::before {
  content: "\2699  ";
  color: var(--accent);
}

.thinking {
  align-self: flex-start;
  color: var(--fg-dim);
  font-size: 13px;
  font-style: italic;
  padding: 8px 14px;
}

main {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  padding-bottom: 120px;
}

.chat-log {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.msg {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 14px;
  line-height: 1.4;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.msg.user {
  align-self: flex-end;
  background: var(--accent);
  color: var(--bg);
  border-bottom-right-radius: 4px;
}

.msg.bot {
  align-self: flex-start;
  background: var(--bg-3);
  color: var(--fg);
  border-bottom-left-radius: 4px;
}

.msg.bot.parsed {
  border-left: 3px solid var(--accent);
}

.msg.bot.error {
  border-left: 3px solid var(--err);
  color: var(--err);
}

.msg .meta {
  display: block;
  font-size: 11px;
  color: var(--fg-dim);
  margin-top: 4px;
}

.parsed-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
  margin: 6px 0 2px 0;
  font-size: 14px;
}

.parsed-card .k { color: var(--fg-dim); font-size: 12px; align-self: center; }
.parsed-card .v { color: var(--fg); font-weight: 500; }
.parsed-card .v.warn { color: var(--warn); }

.parsed-actions {
  display: flex;
  gap: 6px;
  margin-top: 8px;
}

.parsed-actions button {
  flex: 1;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-2);
  color: var(--fg);
  font-size: 13px;
  cursor: pointer;
}

.parsed-actions button.primary {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  font-weight: 600;
}

.composer {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 640px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 10px 12px env(safe-area-inset-bottom, 10px) 12px;
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

.composer textarea {
  flex: 1;
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--fg);
  border-radius: 14px;
  padding: 10px 12px;
  font-size: 16px;
  font-family: inherit;
  resize: none;
  max-height: 120px;
  min-height: 40px;
  line-height: 1.3;
}

.composer textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.composer button {
  height: 40px;
  padding: 0 16px;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: 14px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
}

.composer button:disabled {
  opacity: 0.4;
}

.queue-banner {
  background: var(--bg-3);
  border: 1px solid var(--warn);
  color: var(--warn);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.queue-banner button {
  background: var(--warn);
  color: var(--bg);
  border: none;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.empty-state {
  text-align: center;
  color: var(--fg-dim);
  padding: 40px 20px;
  font-size: 14px;
  line-height: 1.5;
}

.empty-state .hint {
  margin-top: 12px;
  font-size: 13px;
  color: var(--fg-dim);
  opacity: 0.7;
}

.stub {
  text-align: center;
  padding: 60px 20px;
  color: var(--fg-dim);
}

.stub h2 {
  color: var(--fg);
  margin: 0 0 8px 0;
}