:root {
  color-scheme: light;
  --ink: #1d2433;
  --muted: #667085;
  --line: #d8dee8;
  --surface: #f5f7fb;
  --panel: #ffffff;
  --accent: #0f766e;
  --accent-strong: #115e59;
  --danger: #b42318;
  --persona: #eef6ff;
  --user: #edf8f3;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--surface);
  color: var(--ink);
  font: 15px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
select,
input {
  font: inherit;
}

button {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: white;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 7px;
  cursor: pointer;
}

button:hover:not(:disabled) {
  background: var(--accent-strong);
}

button:disabled {
  border-color: #c7ced8;
  background: #d8dee8;
  color: #667085;
  cursor: not-allowed;
}

button.secondary {
  background: white;
  color: var(--accent);
}

button.secondary:hover:not(:disabled) {
  background: #f0fdfa;
}

select,
input {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: white;
  color: var(--ink);
}

.app {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 18px;
  width: min(1180px, calc(100vw - 32px));
  margin: 24px auto;
}

.auth-gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-card {
  width: min(420px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
}

.auth-card h1 {
  margin-bottom: 6px;
}

#authStatus {
  color: var(--muted);
}

.call-panel,
.score-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.account-user {
  max-width: 170px;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 24px;
  line-height: 1.2;
}

h2 {
  font-size: 18px;
  margin-bottom: 12px;
}

#statusText,
.support,
.muted {
  color: var(--muted);
}

.timer {
  min-width: 76px;
  text-align: center;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
}

.auth-panel {
  display: grid;
  grid-template-columns: minmax(140px, 1fr) minmax(150px, 1fr) minmax(130px, 1fr) minmax(130px, 1fr) repeat(3, auto);
  gap: 8px;
  align-items: center;
  margin-top: 16px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfe;
}

.auth-panel input {
  min-height: 38px;
  padding: 0 10px;
}

.auth-gate .auth-panel {
  grid-template-columns: 1fr;
}

.auth-user {
  min-width: 0;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.controls {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) repeat(3, auto);
  gap: 10px;
  align-items: end;
  margin-top: 18px;
}

.field {
  display: grid;
  gap: 6px;
  color: var(--muted);
}

.field select {
  min-height: 40px;
  padding: 0 10px;
}

.support {
  min-height: 22px;
  margin-top: 10px;
}

.due-drill {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  margin-top: 10px;
  padding: 9px 10px;
  border: 1px solid #99d6cc;
  border-radius: 8px;
  background: #f0fdfa;
}

.due-drill span {
  color: var(--muted);
  text-transform: capitalize;
}

.scenario {
  margin-top: 14px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
}

.scenario h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.scenario ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

.transcript {
  margin-top: 16px;
  min-height: 360px;
  max-height: 48vh;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfcfe;
}

.turn {
  max-width: 86%;
  margin: 0 0 10px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  white-space: pre-wrap;
}

.turn strong {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 4px;
}

.turn em {
  display: inline-block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
  text-transform: capitalize;
}

.turn.user {
  margin-left: auto;
  background: var(--user);
}

.turn.persona {
  background: var(--persona);
}

.turn.warning {
  border-color: #fdb022;
}

.composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  margin-top: 12px;
}

.composer input {
  min-height: 42px;
  padding: 0 12px;
}

.score-grid {
  display: grid;
  gap: 8px;
}

.aside-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.aside-actions {
  display: flex;
  gap: 8px;
}

.aside-heading h2 {
  margin-bottom: 0;
}

.coach-grid {
  display: grid;
  gap: 10px;
}

.coach-grid h3 {
  margin: 0;
  font-size: 16px;
}

.coach-grid ul {
  margin: 0;
  padding-left: 18px;
}

.move-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.move-result {
  color: var(--danger);
  font-weight: 700;
}

.move-result.correct {
  color: var(--accent-strong);
}

.try-this {
  border: 1px solid #fdb022;
  background: #fffaeb;
  border-radius: 8px;
  padding: 10px;
}

.try-this p,
.approved-example p {
  margin-top: 4px;
}

.approved-example {
  border: 1px solid #99d6cc;
  background: #f0fdfa;
  border-radius: 8px;
  padding: 10px;
}

.note-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px;
  margin-top: 6px;
}

.note-form input {
  min-height: 36px;
  padding: 0 8px;
}

.profile-form {
  display: grid;
  gap: 10px;
}

.profile-form h3 {
  margin: 0;
  font-size: 16px;
}

.profile-field {
  display: grid;
  gap: 5px;
  color: var(--muted);
}

.profile-field input,
.profile-field textarea {
  width: 100%;
  min-height: 36px;
  padding: 8px;
  resize: vertical;
}

.score-main {
  font-size: 44px;
  line-height: 1;
  font-weight: 800;
}

.score-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 6px;
}

.next-drill {
  display: grid;
  gap: 6px;
  margin-top: 6px;
  padding: 10px;
  border: 1px solid #99d6cc;
  border-radius: 8px;
  background: #f0fdfa;
}

.next-drill h3 {
  margin: 0;
  font-size: 14px;
}

.next-drill strong {
  text-transform: capitalize;
}

.hidden {
  display: none;
}

.error {
  color: var(--danger);
}

@media (max-width: 860px) {
  .app {
    grid-template-columns: 1fr;
    width: min(100vw - 20px, 720px);
    margin: 10px auto;
  }

  .auth-panel {
    grid-template-columns: 1fr 1fr;
  }

  .auth-gate .auth-panel {
    grid-template-columns: 1fr;
  }

  .auth-user {
    grid-column: 1 / -1;
  }

  .topbar {
    display: grid;
  }

  .topbar-actions {
    justify-content: space-between;
  }

  .controls {
    grid-template-columns: 1fr 1fr;
  }

  .field {
    grid-column: 1 / -1;
  }

  .turn {
    max-width: 100%;
  }
}