:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --panel: #ffffff;
  --line: #d9dee7;
  --text: #19202a;
  --muted: #667085;
  --primary: #1769e0;
  --primary-dark: #1154b4;
  --ok: #148753;
  --fail: #c83d3d;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: var(--primary); text-decoration: none; }
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid #9ec1ff;
  outline-offset: 2px;
}
.app-shell {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  min-height: 100vh;
}
.sidebar {
  position: sticky;
  top: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  height: 100vh;
  padding: 20px 14px;
  background: var(--panel);
  border-right: 1px solid var(--line);
}
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px 18px;
  border-bottom: 1px solid var(--line);
}
.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  font-weight: 800;
  font-size: 13px;
}
.brand { font-weight: 700; font-size: 18px; }
.sidebar-subtitle {
  color: var(--muted);
  font-size: 12px;
}
.sidebar-nav {
  display: grid;
  align-content: start;
  gap: 4px;
  padding: 18px 0;
}
.sidebar-nav a {
  display: flex;
  align-items: center;
  min-height: 38px;
  padding: 0 12px;
  border-left: 3px solid transparent;
  border-radius: 6px;
  color: var(--muted);
  font-weight: 600;
}
.sidebar-nav a:hover {
  background: #f6f9ff;
  color: var(--primary-dark);
}
.sidebar-nav a.active {
  border-left-color: var(--primary);
  background: #eef4ff;
  color: var(--primary-dark);
}
.sidebar-user {
  display: grid;
  gap: 12px;
  padding: 14px 8px 0;
  border-top: 1px solid var(--line);
}
.sidebar-user div {
  display: grid;
  gap: 3px;
}
.sidebar-user span {
  color: var(--muted);
  font-size: 13px;
}
.page { width: min(1180px, 100%); margin: 0 auto; padding: 32px; }
.public-page { max-width: 1180px; }
h1 { margin: 0 0 8px; font-size: 28px; }
h2 { margin: 0 0 12px; font-size: 18px; }
h3 { margin: 20px 0 8px; font-size: 15px; }
p { color: var(--muted); line-height: 1.65; }
button, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 16px;
  border: 1px solid var(--primary);
  border-radius: 6px;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  cursor: pointer;
}
button:hover, .button:hover { background: var(--primary-dark); }
button:disabled { background: #c7cdd8; border-color: #c7cdd8; cursor: not-allowed; }
form[aria-busy="true"] button[type="submit"],
button.is-loading {
  cursor: wait;
}
button.is-loading {
  opacity: 0.86;
}
.secondary { background: #fff; color: var(--primary); }
.secondary:hover { background: #f6f9ff; color: var(--primary-dark); }
.ghost { background: #fff; color: var(--muted); border-color: var(--line); min-height: 32px; }
.login-panel {
  max-width: 420px;
  margin: 90px auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 32px;
}
.demo-login {
  display: grid;
  gap: 10px;
  margin: 22px 0 18px;
}
.demo-login button {
  width: 100%;
  min-height: 46px;
  font-weight: 700;
}
.demo-login span {
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}
.login-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0;
  color: var(--muted);
  font-size: 13px;
}
.login-divider::before,
.login-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}
.stack { display: grid; gap: 12px; }
input, textarea, select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 11px 12px;
  font: inherit;
  background: #fff;
}
label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
}
label input, label textarea, label select {
  color: var(--text);
  font-size: 14px;
}
.hint { margin-top: 18px; color: var(--muted); line-height: 1.8; font-size: 13px; }
.alert {
  padding: 12px 14px;
  background: #fff1f1;
  color: #8a2d2d;
  border: 1px solid #ffd5d5;
  border-radius: 6px;
  margin: 12px 0;
}
.alert.neutral {
  background: #eef4ff;
  color: #24529d;
  border-color: #cfe0ff;
}
.section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}
.task-list { display: grid; gap: 12px; }
.compact-task-list { margin-top: 14px; }
.task-card {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 18px;
  align-items: center;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}
.task-seq {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #eef4ff;
  color: var(--primary);
  font-weight: 700;
}
.row { display: flex; align-items: center; gap: 8px; }
.row.spread { justify-content: space-between; align-items: flex-start; }
.task-main h2 { margin: 0; }
.task-main p { margin: 8px 0; }
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}
.meta { color: var(--muted); font-size: 13px; }
.pill {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  background: #eaf7f0;
  color: #0f7044;
  font-size: 12px;
}
.pill.muted { background: #eef0f4; color: var(--muted); }
.pill.ready { background: #eaf7f0; color: var(--ok); }
.pill.warn { background: #fff4db; color: #946200; }
.integration-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, .8fr);
  gap: 16px;
  align-items: start;
}
.integration-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
}
.split, .brief-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 18px;
  align-items: start;
}
.practice-layout {
  display: grid;
  grid-template-columns: 280px minmax(460px, 1fr) 300px;
  gap: 16px;
  align-items: start;
}
.side-panel, .session-context, .coach-panel, .content-panel, .dialogue-panel, .table-section, .score-card, .suggestion {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
}
.form-panel {
  display: grid;
  gap: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
}
.form-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 0.7fr 0.8fr 0.7fr;
  gap: 14px;
}
.form-grid.two {
  grid-template-columns: 1fr 1fr;
}
.eyebrow { color: var(--primary); font-weight: 700; font-size: 13px; margin-bottom: 8px; }
dl { margin: 20px 0 0; display: grid; gap: 10px; }
dt { color: var(--muted); font-size: 13px; }
dd { margin: 0; line-height: 1.5; }
.clean-list, .compact-list { padding-left: 20px; line-height: 1.8; }
.danger li { color: #8a2d2d; }
.quote {
  border-left: 3px solid var(--primary);
  padding: 12px 14px;
  background: #f6f9ff;
  line-height: 1.7;
}
.brief-tags,
.persona-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.brief-tags span,
.persona-line span {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fafbfc;
  color: var(--muted);
  font-size: 12px;
}
.brief-goal {
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.brief-goal h2 {
  margin-bottom: 8px;
  font-size: 22px;
}
.brief-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.brief-action {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}
.stack-list {
  display: grid;
  gap: 12px;
}
.block-section {
  margin-bottom: 18px;
}
.list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fafbfc;
}
.list-item h3 {
  margin-top: 0;
}
.growth-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.6fr);
  gap: 16px;
  align-items: stretch;
  margin-bottom: 18px;
}
.growth-hero-main,
.growth-stats,
.next-action-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
}
.growth-hero-main h2,
.next-action-panel h2 {
  margin-bottom: 8px;
  font-size: 22px;
}
.growth-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.growth-stats div {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fafbfc;
}
.growth-stats span {
  color: var(--muted);
  font-size: 12px;
}
.growth-stats strong {
  color: var(--text);
  font-size: 22px;
}
.next-action-panel {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  margin-bottom: 18px;
}
.next-action-panel.complete {
  border-color: #b8e4cd;
  background: #f5fbf8;
}
.progress-bar.large {
  height: 8px;
  margin-top: 8px;
}
.compact-head {
  margin-bottom: 14px;
}
.level-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 18px;
}
.level-step {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  min-height: 42px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fafbfc;
  color: var(--muted);
}
.level-step strong {
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #eef0f4;
  font-size: 12px;
}
.level-step span {
  overflow: hidden;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.level-step.current {
  border-color: #8ab1f0;
  background: #f7faff;
  color: var(--primary-dark);
}
.level-step.current strong {
  background: var(--primary);
  color: #fff;
}
.level-step.done {
  border-color: #b8e4cd;
  background: #f5fbf8;
  color: var(--ok);
}
.level-step.done strong {
  background: var(--ok);
  color: #fff;
}
.roadmap-bar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  overflow: hidden;
  margin-bottom: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}
.roadmap-step {
  display: flex;
  gap: 12px;
  align-items: center;
  min-width: 0;
  padding: 14px 18px;
  border-right: 1px solid var(--line);
}
.roadmap-step:last-child {
  border-right: 0;
}
.roadmap-step.current {
  background: #f7faff;
}
.roadmap-step.done {
  background: #f5fbf8;
}
.roadmap-step.locked {
  color: var(--muted);
  background: #fafbfc;
}
.roadmap-index {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #eef0f4;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}
.roadmap-step.current .roadmap-index {
  background: var(--primary);
  color: #fff;
}
.roadmap-step.done .roadmap-index {
  background: var(--ok);
  color: #fff;
}
.roadmap-step strong,
.roadmap-step span:not(.roadmap-index) {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.roadmap-step strong {
  font-size: 14px;
}
.roadmap-step span:not(.roadmap-index) {
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
}
.training-topline {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 18px;
  margin-bottom: 14px;
}
.next-session,
.progress-summary {
  padding: 4px 0 16px;
  border-bottom: 1px solid var(--line);
}
.next-session h2 {
  margin-bottom: 8px;
  font-size: 24px;
}
.next-session p {
  margin: 0 0 16px;
}
.progress-summary {
  display: grid;
  align-content: center;
  gap: 10px;
}
.progress-summary span {
  color: var(--muted);
  font-size: 13px;
}
.progress-summary strong {
  display: block;
  font-size: 28px;
}
.training-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}
.training-stats div {
  display: grid;
  gap: 2px;
  min-width: 0;
  padding: 8px 9px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fafbfc;
}
.training-stats strong {
  font-size: 18px;
}
.flat-section {
  padding: 16px 0 0;
}
.section-title-line {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}
.section-title-line h2 {
  margin: 0;
}
.section-title-line span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
  text-align: right;
}
.scene-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}
.scene-tile-form {
  display: block;
  margin: 0;
}
.scene-tile {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 6px 10px;
  align-content: center;
  align-items: start;
  width: 100%;
  min-width: 0;
  min-height: 116px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fafbfc;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease, transform 120ms ease;
}
.scene-tile:hover {
  border-color: #8ab1f0;
  background: #f7faff;
  transform: translateY(-1px);
}
.scene-tile.current {
  border-color: #93b7f3;
  background: #f7faff;
}
.scene-tile.done {
  border-color: #b8e4cd;
  background: #f5fbf8;
}
.scene-status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #b8c0cc;
}
.scene-tile.current .scene-status-dot {
  background: var(--primary);
}
.scene-tile.done .scene-status-dot {
  background: var(--ok);
}
.scene-tile strong {
  overflow: hidden;
  font-size: 15px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.scene-tile span:last-child {
  grid-column: 2;
  overflow: hidden;
  color: var(--muted);
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.training-task-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 8px;
}
.training-task-card-form {
  display: block;
  margin: 0;
}
.training-task-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  width: 100%;
  min-height: 78px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  text-align: left;
}
button.training-task-card {
  justify-content: stretch;
}
button.training-task-card:hover {
  border-color: #8ab1f0;
  background: #f7faff;
}
.training-task-card.locked {
  color: var(--muted);
  background: #f5f6f8;
}
.training-task-card.done {
  border-color: #b8e4cd;
  background: #f8fcfa;
}
.training-task-card.retry {
  border-color: #ffd894;
  background: #fffaf0;
}
.task-status-dot {
  width: 9px;
  height: 9px;
  margin-top: 6px;
  border-radius: 50%;
  background: #b8c0cc;
}
.training-task-card.ready .task-status-dot,
.training-task-card.retry .task-status-dot {
  background: var(--primary);
}
.training-task-card.done .task-status-dot {
  background: var(--ok);
}
.training-task-card.locked .task-status-dot {
  background: #b8c0cc;
}
.task-card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px;
  min-width: 0;
}
.task-card-head strong {
  overflow: hidden;
  font-size: 15px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.task-card-head span {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 12px;
}
.task-card-desc,
.training-task-card p {
  display: -webkit-box;
  overflow: hidden;
  margin: 8px 0 12px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.task-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 8px;
}
.task-card-meta span {
  min-height: 20px;
  padding: 2px 6px;
  border-radius: 999px;
  background: #eef0f4;
  color: var(--muted);
  font-size: 12px;
}
.details-title {
  cursor: pointer;
  font-weight: 700;
}
.material-item {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fafbfc;
}
.material-item h3 {
  margin-top: 0;
}
.material-item summary {
  cursor: pointer;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
}
.checkbox-line {
  grid-template-columns: auto 1fr;
  align-content: center;
  align-items: center;
  min-height: 42px;
  color: var(--text);
}
.checkbox-line input {
  width: auto;
}
.task-picker {
  display: grid;
  gap: 10px;
}
.task-option {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fafbfc;
  color: var(--text);
}
.task-option input {
  width: auto;
  margin-top: 3px;
}
.task-option small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  line-height: 1.5;
}
.pre-wrap {
  white-space: pre-wrap;
}
.session-context,
.coach-panel {
  position: sticky;
  top: 24px;
}
.session-context h1 {
  font-size: 24px;
}
.context-list {
  margin-top: 18px;
}
.context-list.compact {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 6px 10px;
  margin: 10px 0;
  font-size: 13px;
}
.context-list.compact dt {
  color: var(--muted);
}
.context-list.compact dd {
  margin: 0;
}
.context-list dd {
  color: var(--text);
}
.mini-tag {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  margin: 0 5px 5px 0;
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f6f8fb;
  color: var(--muted);
  font-size: 12px;
}
.hint-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 2px 0 8px;
}
.sop-card {
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid #bfd3f6;
  border-radius: 8px;
  background: #f7faff;
}
.sop-head {
  display: grid;
  gap: 3px;
}
.sop-head span {
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
}
.sop-head strong {
  font-size: 15px;
}
.sop-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.sop-list li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  min-height: 34px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font-size: 14px;
  line-height: 1.45;
}
.sop-list li.current {
  border-color: #7da8ee;
  background: #eef5ff;
}
.sop-list li.hit {
  border-color: #7bc79a;
  background: #f1fbf5;
}
.sop-list li.miss {
  border-color: #efc27a;
  background: #fff8ea;
}
.sop-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #e8eef7;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}
.sop-list li.current .sop-index {
  background: var(--primary);
  color: #fff;
}
.sop-list li.hit .sop-index {
  background: #16834a;
  color: #fff;
}
.standard-script-list strong {
  display: block;
  margin-bottom: 4px;
  font-size: 14px;
}
.standard-script-list small,
.script-list span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}
.script-list {
  gap: 10px;
}
.script-list li {
  display: grid;
  gap: 4px;
}
.live-feedback-card {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}
.feedback-checks {
  display: grid;
  gap: 6px;
}
.feedback-check {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 7px;
  align-items: start;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}
.feedback-check.hit {
  color: #145c38;
}
.feedback-check.miss {
  color: #80520f;
}
.coach-panel {
  display: grid;
  gap: 14px;
}
.coach-panel h2 {
  margin-bottom: 0;
  font-size: 15px;
}
.coach-panel .quote {
  font-size: 13px;
}
.dialogue-panel {
  display: grid;
  grid-template-rows: auto minmax(300px, 1fr) auto auto auto;
  min-height: calc(100vh - 116px);
}
.coach-console {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.coach-state {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.state-dot {
  width: 12px;
  height: 12px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--muted);
  box-shadow: 0 0 0 4px #eef0f4;
}
.state-dot[data-phase="playing"], .state-dot[data-phase="preparing"], .state-dot[data-phase="processing"], .state-dot[data-phase="thinking"], .state-dot[data-phase="speaking"], .state-dot[data-phase="transcribing"], .state-dot[data-phase="grading"] {
  background: var(--primary);
  box-shadow: 0 0 0 4px #e4efff;
}
.state-dot[data-phase="ready"], .state-dot[data-phase="done"] {
  background: var(--ok);
  box-shadow: 0 0 0 4px #e0f3ea;
}
.state-dot[data-phase="recording"] {
  background: var(--fail);
  box-shadow: 0 0 0 4px #ffe4e4;
  animation: pulse-recording 1s ease-in-out infinite;
}
.state-title {
  font-weight: 700;
}
.voice-enable[hidden] { display: none; }
.turns {
  display: grid;
  align-content: start;
  gap: 14px;
  min-height: 280px;
  max-height: calc(100vh - 388px);
  overflow-y: auto;
  padding: 18px 4px;
}
.turn { display: grid; gap: 6px; max-width: 76%; }
.turn.trainee { justify-self: end; }
.speaker { font-size: 12px; color: var(--muted); }
.speaker {
  display: flex;
  align-items: center;
  gap: 8px;
}
.inline-audio {
  min-height: 24px;
  padding: 0 8px;
  border-color: var(--line);
  background: #fff;
  color: var(--primary);
  font-size: 12px;
}
.inline-audio:hover { background: #f6f9ff; }
.bubble {
  padding: 12px 14px;
  border-radius: 8px;
  background: #eef0f4;
  line-height: 1.6;
}
.turn.trainee .bubble { background: #e8f1ff; }
.voice-tools {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.voice-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  justify-content: flex-end;
}
.talk-button {
  display: grid;
  gap: 2px;
  justify-items: center;
  min-height: 72px;
  border-color: #111827;
  background: #111827;
  color: #fff;
  font-weight: 800;
  font-size: 18px;
}
.talk-button:hover { background: #0b1220; }
.talk-button:disabled {
  border-color: #d0d5dd;
  background: #eef0f4;
  color: var(--muted);
}
.talk-button.recording {
  border-color: var(--fail);
  background: var(--fail);
  color: #fff;
}
.talk-button span:last-child {
  font-size: 12px;
  font-weight: 500;
  opacity: 0.82;
}
.upload-button {
  width: auto;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}
.upload-button input { display: none; }
.transcript-panel {
  display: grid;
  gap: 6px;
  margin-top: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fafbfc;
}
.transcript-text {
  min-height: 24px;
  color: var(--text);
  line-height: 1.6;
}
.voice-meter {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e5eaf2;
}
.voice-meter span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: var(--primary);
  transition: width 80ms linear;
}
.latency-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(92px, 1fr));
  gap: 8px;
  margin-top: 10px;
}
.latency-strip div {
  display: grid;
  gap: 4px;
  min-width: 0;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fafbfc;
}
.latency-strip span {
  overflow: hidden;
  color: var(--muted);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.latency-strip strong {
  color: var(--text);
  font-size: 13px;
}
.fallback-panel {
  margin-top: 10px;
  color: var(--muted);
}
.fallback-panel summary {
  cursor: pointer;
  font-size: 13px;
}
.reply-box { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin-top: 14px; align-items: end; }
.reply-box textarea { min-height: 64px; resize: vertical; }
.submit-row { display: flex; justify-content: flex-end; margin-top: 10px; }
.report-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 16px;
  margin-bottom: 18px;
}
.score { font-size: 48px; font-weight: 800; }
.status { color: var(--muted); font-weight: 700; }
.status.ok { color: var(--ok); }
.status.fail { color: var(--fail); }
table { width: 100%; border-collapse: collapse; }
th, td { border-bottom: 1px solid var(--line); text-align: left; padding: 11px 10px; vertical-align: top; }
th { color: var(--muted); font-size: 13px; }
.transcript { display: grid; gap: 8px; line-height: 1.7; }
.growth-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}
.growth-step {
  display: grid;
  gap: 10px;
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fafbfc;
}
.growth-step.current {
  border-color: #9ec1ff;
  background: #f6f9ff;
}
.growth-step.done {
  border-color: #b8e4cd;
  background: #f5fbf8;
}
.growth-step.locked {
  opacity: 0.78;
}
.growth-step h3 {
  margin: 0;
}
.growth-step p {
  margin: 0;
}
.progress-bar {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e5eaf2;
}
.progress-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--primary);
}
.weak-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-top: 14px;
}
.weak-list h3 {
  margin: 0 8px 0 0;
}
.weak-list a {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  font-size: 13px;
}
.assessment-steps {
  display: grid;
  gap: 12px;
}
.assessment-step {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fafbfc;
}
.assessment-step.in_progress {
  border-color: #9ec1ff;
  background: #f6f9ff;
}
.assessment-step.passed {
  border-color: #b8e4cd;
  background: #f5fbf8;
}
.assessment-step.failed {
  border-color: #f3b8b8;
  background: #fff8f8;
}
@media (max-width: 820px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .sidebar-brand {
    padding-bottom: 12px;
  }
  .sidebar-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 14px 0;
  }
  .sidebar-nav a {
    min-height: 34px;
    border-left: 0;
    border-bottom: 3px solid transparent;
  }
  .sidebar-nav a.active {
    border-bottom-color: var(--primary);
  }
  .sidebar-user {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
  .page { padding: 18px; }
  .task-card, .assessment-step, .split, .brief-layout, .practice-layout, .report-grid, .form-grid, .form-grid.two, .integration-grid, .dashboard-grid, .growth-steps, .growth-hero, .training-topline, .roadmap-bar, .scene-grid, .brief-grid, .level-strip, .training-task-grid { grid-template-columns: 1fr; }
  .roadmap-step {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .roadmap-step:last-child {
    border-bottom: 0;
  }
  .session-context,
  .coach-panel {
    position: static;
  }
  .training-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .section-title-line {
    display: grid;
  }
  .section-title-line span {
    text-align: left;
  }
  .next-action-panel { display: grid; }
  .task-action { justify-self: start; }
  .row.spread { display: grid; }
  .turn { max-width: 100%; }
  .dialogue-panel { min-height: auto; }
  .turns { max-height: none; }
  .voice-tools { grid-template-columns: 1fr; }
  .voice-actions { justify-content: flex-start; }
  .latency-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .reply-box { grid-template-columns: 1fr; }
}

@keyframes pulse-recording {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.25); opacity: 0.72; }
}