:root {
  color-scheme: light;
  --ink: #111827;
  --muted: #667085;
  --line: #d7dee8;
  --panel: #ffffff;
  --page: #f5f7fb;
  --accent: #0f766e;
  --accent-strong: #115e59;
  --warn: #b45309;
  --bad: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  color: var(--ink);
  background: var(--page);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: 1px solid var(--accent);
  border-radius: 8px;
  min-height: 42px;
  padding: 0 14px;
  color: #fff;
  background: var(--accent);
  cursor: pointer;
}

button:hover {
  background: var(--accent-strong);
}

button:disabled {
  border-color: #b9c2cf;
  color: #6b7280;
  background: #e5e7eb;
  cursor: not-allowed;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--ink);
  background: #fff;
}

textarea {
  resize: vertical;
}

.app-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
}

.control-band {
  display: grid;
  grid-template-columns: minmax(180px, 260px) 1fr;
  gap: 18px;
  align-items: end;
  padding: 16px 0 18px;
  border-bottom: 1px solid var(--line);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
  line-height: 1.1;
}

h2 {
  font-size: 16px;
}

#connectionStatus,
.tasks-panel span,
.narration-panel span {
  color: var(--muted);
  font-size: 14px;
}

.connection-controls {
  display: grid;
  grid-template-columns: minmax(230px, 1.4fr) minmax(160px, .8fr) auto auto;
  gap: 10px;
  align-items: end;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
}

.check-row {
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  align-items: center;
  height: 42px;
  color: var(--ink);
}

.check-row input {
  width: 18px;
  height: 18px;
}

.conversation-grid {
  display: grid;
  grid-template-columns: minmax(280px, .9fr) minmax(300px, 1fr) minmax(300px, 1fr);
  gap: 14px;
  padding-top: 16px;
}

.voice-panel,
.tasks-panel,
.narration-panel {
  min-height: 420px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.voice-panel,
.narration-panel {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 14px;
}

.tasks-panel {
  padding: 14px;
}

.tasks-panel header,
.narration-panel header,
.mode-row,
.steering-row {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
}

.mode-row select {
  max-width: 140px;
}

.talk-button {
  min-width: 150px;
  min-height: 58px;
  border-radius: 8px;
  touch-action: manipulation;
}

.talk-button.is-listening {
  border-color: var(--warn);
  background: var(--warn);
}

.task-list {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.task-item {
  display: grid;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.task-item strong {
  font-size: 14px;
}

.task-item p {
  color: var(--muted);
  font-size: 14px;
}

.status {
  width: max-content;
  border-radius: 999px;
  padding: 3px 8px;
  color: #fff;
  background: var(--accent);
  font-size: 12px;
}

.status.failed {
  background: var(--bad);
}

.status.completed {
  background: #2563eb;
}

.narration-log {
  display: grid;
  gap: 10px;
  min-height: 280px;
  max-height: 58vh;
  overflow: auto;
  align-content: start;
}

.narration-line {
  border-left: 3px solid var(--accent);
  padding: 8px 10px;
  background: #f8fafc;
  color: #243041;
  font-size: 14px;
}

.steering-row input {
  min-width: 0;
}

@media (max-width: 900px) {
  .control-band,
  .conversation-grid,
  .connection-controls {
    grid-template-columns: 1fr;
  }

  .app-shell {
    padding: max(14px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(18px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));
  }

  .control-band {
    gap: 12px;
    align-items: stretch;
  }

  .conversation-grid {
    gap: 12px;
  }

  .mode-row,
  .steering-row {
    align-items: stretch;
  }

  .mode-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(128px, 140px);
  }

  .steering-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .talk-button,
  #sendInstruction,
  #connectButton,
  #sendSteering {
    min-height: 48px;
  }

  input,
  select,
  textarea {
    font-size: 16px;
  }

  .voice-panel,
  .tasks-panel,
  .narration-panel {
    min-height: auto;
  }
}

@media (max-width: 430px) {
  h1 {
    font-size: 24px;
  }

  .mode-row,
  .steering-row {
    grid-template-columns: 1fr;
  }

  .mode-row select {
    max-width: none;
  }

  .narration-log {
    min-height: 220px;
    max-height: 48vh;
  }
}