:root {
  color-scheme: light;
  font-family:
    "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  background: #f3f6f6;
  color: #1b292d;
  --bg: #f3f6f6;
  --panel: #ffffff;
  --panel-soft: #f8faf9;
  --line: #d9e2e0;
  --line-strong: #c7d3d1;
  --text: #1b292d;
  --muted: #617174;
  --brand: #236b63;
  --brand-dark: #18544e;
  --brand-soft: #e7f1ef;
  --accent: #9c6b24;
  --danger: #a64242;
  --shadow: 0 12px 28px rgb(27 41 45 / 8%);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 14px;
  font-size: 30px;
  line-height: 1.2;
}

h2 {
  margin-bottom: 0;
  font-size: 18px;
  line-height: 1.3;
}

p {
  margin-bottom: 12px;
  line-height: 1.7;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--brand);
  font-size: 13px;
  font-weight: 800;
}

.disclaimer {
  margin-top: 20px;
  color: var(--muted);
  font-size: 13px;
}

label {
  display: grid;
  gap: 8px;
  margin-top: 16px;
  color: #405156;
  font-size: 14px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: #ffffff;
  color: var(--text);
  font: inherit;
}

input,
select {
  height: 40px;
  padding: 0 11px;
}

textarea {
  min-height: 76px;
  max-height: 220px;
  resize: vertical;
  padding: 12px;
  line-height: 1.6;
}

button {
  min-height: 40px;
  border: 0;
  border-radius: 6px;
  background: var(--brand);
  color: #ffffff;
  padding: 0 16px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

button:hover {
  background: var(--brand-dark);
}

button:disabled {
  cursor: wait;
  opacity: 0.68;
}

.secondary-button {
  border: 1px solid var(--line-strong);
  background: #ffffff;
  color: var(--brand-dark);
}

.secondary-button:hover {
  background: var(--brand-soft);
}

.page-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 16px;
}

.placeholder-panel {
  width: min(720px, 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 32px;
  box-shadow: var(--shadow);
}

.login-app {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background:
    linear-gradient(90deg, rgb(35 107 99 / 8%) 1px, transparent 1px),
    linear-gradient(180deg, rgb(35 107 99 / 8%) 1px, transparent 1px),
    #eef4f2;
  background-size: 28px 28px;
  padding: 24px;
}

.login-panel {
  width: min(520px, 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 30px;
  box-shadow: var(--shadow);
}

.login-copy h1 {
  font-size: 32px;
}

.login-copy p:last-child {
  color: var(--muted);
}

.login-form {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.login-form label {
  margin-top: 0;
}

.form-error {
  min-height: 24px;
  margin: 0;
  color: var(--danger);
  font-size: 14px;
  line-height: 1.6;
}

.demo-accounts {
  display: grid;
  gap: 8px;
  margin-top: 22px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.demo-accounts > span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.demo-accounts > small {
  color: var(--muted);
}

.account-chip {
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--line);
  background: var(--panel-soft);
  color: var(--text);
  padding: 9px 12px;
  text-align: left;
}

.account-chip:hover {
  border-color: var(--brand);
  background: var(--brand-soft);
  color: var(--text);
}

.account-chip strong,
.account-chip small {
  overflow-wrap: anywhere;
}

.account-chip small {
  color: var(--muted);
  font-weight: 700;
}

.student-app {
  min-height: 100vh;
  background: var(--bg);
  padding: 18px;
}

.student-workspace {
  min-height: calc(100vh - 36px);
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.student-sidebar {
  border-right: 1px solid var(--line);
  background: #f9fbfa;
  padding: 24px;
}

.student-sidebar h1 {
  font-size: 25px;
}

.identity-panel,
.session-state,
.progress-panel {
  display: grid;
  gap: 7px;
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  padding: 14px;
}

.session-state {
  border-color: #bed4d0;
  background: var(--brand-soft);
}

.session-state span,
.identity-panel span,
.identity-panel small,
.progress-panel span,
.progress-panel small,
.chat-header span,
.chat-header small {
  color: var(--muted);
  font-size: 13px;
}

.session-state strong,
.identity-panel strong,
.progress-panel strong {
  font-size: 18px;
  overflow-wrap: anywhere;
}

.progress-panel > div:first-child {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.progress-track {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #dce7e5;
}

.progress-track i {
  display: block;
  width: 12%;
  height: 100%;
  border-radius: inherit;
  background: var(--brand);
  transition: width 160ms ease;
}

.chat-panel {
  min-width: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto auto;
  background: #ffffff;
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  padding: 16px 20px;
  background: #fbfcfc;
}

.chat-header div {
  display: grid;
  gap: 4px;
}

.chat-header strong {
  font-size: 18px;
}

.chat-log {
  min-height: 0;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px;
  background: #f6f9f8;
}

.chat-message {
  width: fit-content;
  max-width: min(720px, 86%);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  white-space: pre-wrap;
  line-height: 1.65;
  box-shadow: 0 4px 12px rgb(27 41 45 / 5%);
}

.chat-message.user {
  align-self: flex-end;
  border-color: var(--brand);
  background: var(--brand);
  color: #ffffff;
}

.chat-message.assistant {
  align-self: flex-start;
  background: #ffffff;
  color: var(--text);
}

.confirm-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--line);
  padding: 14px 16px;
  background: #fffaf0;
}

.confirm-bar[hidden],
.quick-chips[hidden] {
  display: none;
}

.quick-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  border-top: 1px solid var(--line);
  padding: 10px 16px;
  background: #fbfcfc;
}

.quick-chips button {
  min-height: 34px;
  border: 1px solid var(--line-strong);
  background: #ffffff;
  color: var(--brand-dark);
  padding: 0 12px;
}

.quick-chips button:hover {
  background: var(--brand-soft);
}

.confirm-summary {
  display: grid;
  gap: 6px;
}

.confirm-summary span {
  color: var(--accent);
  font-weight: 800;
}

.confirm-summary p {
  margin: 0;
  color: var(--text);
}

.confirm-summary ul {
  margin: 0;
  padding-left: 20px;
  color: #405156;
}

.chat-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  border-top: 1px solid var(--line);
  padding: 16px;
  background: #ffffff;
}

.chat-form button {
  align-self: end;
  width: 88px;
}

.counselor-app {
  min-height: 100vh;
  background: var(--bg);
  padding: 18px;
}

.analysis-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 18px;
  box-shadow: 0 8px 20px rgb(27 41 45 / 5%);
}

.analysis-toolbar h1 {
  margin-bottom: 0;
}

.toolbar-controls {
  display: flex;
  align-items: end;
  gap: 10px;
}

.toolbar-controls label {
  margin-top: 0;
  min-width: 150px;
}

.analysis-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.metric-panel,
.analysis-section,
.workbench-sidebar {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.metric-panel {
  display: grid;
  gap: 7px;
  padding: 16px;
}

.metric-panel span,
.section-heading span,
.metric-panel small,
.summary-row small,
.evidence-row small,
.trend-point small,
.alert-row small,
.profile-card small {
  color: var(--muted);
}

.metric-panel strong {
  font-size: 32px;
  line-height: 1;
}

.counselor-workbench {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 12px;
  margin-top: 12px;
}

.workbench-sidebar {
  align-self: start;
  position: sticky;
  top: 18px;
  display: grid;
  gap: 10px;
  padding: 14px;
}

.compact-heading {
  margin-bottom: 4px;
}

.nav-card,
.nav-note {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
  padding: 11px;
}

.nav-card {
  display: grid;
  gap: 4px;
}

.nav-card small,
.nav-note {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.analysis-main {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
  grid-template-areas:
    "agent risk"
    "trend profile"
    "overview workbench"
    "evidence workbench"
    "consistency workbench";
  gap: 12px;
  align-items: start;
}

.analysis-section {
  min-width: 0;
  padding: 16px;
}

.counselor-agent-panel {
  grid-area: agent;
  display: grid;
  grid-template-rows: auto minmax(220px, 32vh) auto;
}

.risk-panel {
  grid-area: risk;
}

.profile-panel {
  grid-area: profile;
  max-height: 440px;
  overflow: auto;
}

.care-workbench-panel {
  grid-area: workbench;
}

.trend-panel {
  grid-area: trend;
}

.overview-panel {
  grid-area: overview;
}

.evidence-panel {
  grid-area: evidence;
}

.consistency-panel {
  grid-area: consistency;
}

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

.section-heading span {
  text-align: right;
  overflow-wrap: anywhere;
}

.agent-log {
  min-height: 220px;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8faf9;
  padding: 12px;
}

.agent-message {
  max-width: min(760px, 92%);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 13px;
  white-space: pre-wrap;
  line-height: 1.65;
  background: #ffffff;
}

.agent-message.user {
  align-self: flex-end;
  border-color: var(--brand);
  background: var(--brand);
  color: #ffffff;
}

.agent-message.assistant {
  align-self: flex-start;
  color: var(--text);
}

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

.agent-form textarea {
  min-height: 54px;
}

.agent-form button {
  align-self: end;
}

.chart-canvas {
  display: block;
  width: 100%;
  height: 180px;
  margin-bottom: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.trend-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.trend-point,
.summary-row,
.evidence-row {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
  padding: 12px;
}

.trend-point {
  display: grid;
  gap: 4px;
}

.trend-point strong {
  font-size: 26px;
}

.summary-list,
.evidence-list {
  display: grid;
  gap: 9px;
}

.summary-row {
  display: grid;
  gap: 4px;
}

.summary-row[tabindex] {
  cursor: pointer;
}

.summary-row[tabindex]:hover,
.alert-row:hover {
  border-color: var(--brand);
  background: var(--brand-soft);
}

.evidence-row {
  display: grid;
  gap: 8px;
}

.evidence-row div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.evidence-row p {
  margin: 0;
}

.phase4-panel {
  border-color: #cddfda;
}

.care-workbench-panel {
  border-color: #c8d6d7;
}

.workbench-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.compact-log {
  min-height: 120px;
  max-height: 280px;
  margin-top: 12px;
}

.alert-row {
  min-height: 0;
  display: grid;
  gap: 6px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
  color: var(--text);
  padding: 12px;
  text-align: left;
}

.alert-row span {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

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

.profile-card p,
.profile-card ul {
  margin: 0;
}

.profile-card ul {
  padding-left: 20px;
}

.profile-card dl {
  display: grid;
  gap: 8px;
  margin: 0;
}

.profile-card dl div {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 10px;
}

.profile-card dt {
  color: var(--muted);
  font-weight: 800;
}

.profile-card dd {
  margin: 0;
}

.risk-dialog {
  width: min(720px, calc(100vw - 32px));
  border: 1px solid #cddfda;
  border-radius: 8px;
  padding: 20px;
}

.risk-dialog::backdrop {
  background: rgb(27 41 45 / 34%);
}

.dialog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 14px;
}

@media (max-width: 1100px) {
  .counselor-workbench,
  .analysis-main {
    grid-template-columns: 1fr;
    grid-template-areas: none;
  }

  .workbench-sidebar {
    position: static;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .compact-heading,
  .nav-note,
  .counselor-agent-panel,
  .trend-panel,
  .overview-panel,
  .evidence-panel,
  .consistency-panel,
  .phase4-panel,
  .care-workbench-panel {
    grid-area: auto;
  }

  .analysis-section {
    width: 100%;
  }
}

@media (max-width: 760px) {
  .login-app,
  .student-app,
  .counselor-app {
    padding: 0;
  }

  .login-panel,
  .student-workspace,
  .analysis-toolbar,
  .metric-panel,
  .analysis-section,
  .workbench-sidebar {
    border-radius: 0;
  }

  .student-workspace {
    min-height: 100vh;
    grid-template-columns: 1fr;
    border: 0;
  }

  .student-sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .chat-panel {
    min-height: 560px;
  }

  .chat-header,
  .analysis-toolbar,
  .toolbar-controls {
    align-items: stretch;
    flex-direction: column;
  }

  .section-heading,
  .evidence-row div,
  .alert-row span,
  .progress-panel > div:first-child {
    display: grid;
    grid-template-columns: 1fr;
    align-items: start;
  }

  .section-heading span {
    text-align: left;
  }

  .analysis-grid,
  .trend-points,
  .agent-form,
  .chat-form,
  .confirm-bar,
  .workbench-sidebar {
    grid-template-columns: 1fr;
  }

  .confirm-bar {
    align-items: stretch;
  }

  .chat-message,
  .agent-message {
    max-width: 94%;
  }

  .profile-card dl div {
    grid-template-columns: 1fr;
  }

  .profile-panel {
    max-height: none;
    overflow: visible;
  }

  .workbench-actions,
  .dialog-actions {
    display: grid;
    grid-template-columns: 1fr;
  }
}