:root {
  color-scheme: light;
  --bg: #f5f7f8;
  --panel: #ffffff;
  --text: #182026;
  --muted: #66737d;
  --line: #d8e0e5;
  --primary: #0f766e;
  --primary-dark: #115e59;
  --danger: #b42318;
  --warning-bg: #fff7ed;
  --warning-line: #fed7aa;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
  line-height: 1.2;
}

h2 {
  font-size: 18px;
}

h3 {
  font-size: 15px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--text);
  font: inherit;
  background: #fff;
}

textarea {
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  line-height: 1.6;
}

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

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 10px 8px;
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

code {
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 2px 5px;
  background: #f8fafb;
  font-size: 13px;
}

.topbar {
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
}

.brand {
  font-weight: 700;
}

.nav,
.actions,
.toolbar,
.header-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav {
  gap: 18px;
}

.page {
  width: min(1280px, calc(100vw - 32px));
  margin: 24px auto 48px;
}

.stack {
  display: grid;
  gap: 16px;
}

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

.auth-shell {
  min-height: calc(100vh - 130px);
  display: grid;
  place-items: center;
}

.auth-panel {
  width: min(420px, 100%);
  display: grid;
  gap: 16px;
}

.header-row {
  justify-content: space-between;
}

.header-row.compact {
  margin-bottom: 10px;
}

.form-grid {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(260px, 2fr) auto;
  align-items: end;
  gap: 14px;
}

.case-create-form {
  display: grid;
  grid-template-columns: 180px minmax(280px, 0.85fr) minmax(420px, 1.35fr) 120px;
  align-items: end;
  gap: 18px;
}

.case-create-title {
  align-self: center;
}

.split {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(420px, 1.4fr);
  gap: 16px;
  align-items: start;
}

.document-input-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}

.document-input-card {
  display: grid;
  min-height: 150px;
  gap: 12px;
}

.document-upload-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 120px;
  gap: 12px;
  align-items: center;
}

.document-input-card .button.primary {
  width: 100%;
}

.document-create-panel {
  min-height: 150px;
  padding: 0;
}

.document-create-panel summary {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px;
  cursor: pointer;
  font-size: 18px;
  font-weight: 700;
  list-style: none;
}

.document-create-panel:not([open]) summary {
  height: 100%;
  min-height: 150px;
}

.document-create-panel summary::-webkit-details-marker {
  display: none;
}

.document-create-panel summary::after {
  content: "展开";
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 5px 9px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
}

.document-create-panel[open] summary {
  border-bottom: 1px solid var(--line);
}

.document-create-panel[open] summary::after {
  content: "收起";
}

.document-create-form {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.document-create-form textarea {
  min-height: 150px;
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 16px;
  align-items: stretch;
}

.workspace-grid-single {
  grid-template-columns: 1fr;
}

.editor-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 640px;
}

.token-editor-panel {
  align-content: start;
  min-height: 640px;
}

.tokenized-content {
  flex: 1;
  min-height: 560px;
  max-height: 72vh;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: #fbfcfd;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
  user-select: text;
}

.token-chip {
  display: inline;
  border: 1px solid #99d4ca;
  border-radius: 5px;
  padding: 1px 5px;
  color: #0f4f48;
  background: #dff7f1;
  font: inherit;
  cursor: pointer;
}

.token-delete-form {
  display: grid;
}

.token-delete-form .button {
  width: 100%;
}

.token-chip:hover,
.token-chip.active,
.mapping-row.active {
  border-color: var(--primary);
  background: #c5ede5;
}

.token-detail-empty {
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 14px;
  color: var(--muted);
  background: #fbfcfd;
}

.token-detail-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fbfcfd;
}

.detail-grid {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 8px 10px;
}

.detail-grid span {
  color: var(--muted);
}

.detail-grid strong,
.detail-grid code {
  overflow-wrap: anywhere;
}

.tabs {
  display: flex;
  gap: 6px;
  border-bottom: 1px solid var(--line);
}

.tabs a {
  padding: 10px 12px;
  border: 1px solid transparent;
  border-bottom: 0;
  color: var(--muted);
}

.tabs a.active {
  background: #ffffff;
  border-color: var(--line);
  border-radius: 7px 7px 0 0;
  color: var(--text);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.metrics div {
  display: grid;
  gap: 4px;
  padding: 16px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.metrics strong {
  font-size: 20px;
}

.metrics span,
.muted,
.hint {
  color: var(--muted);
}

.hint {
  font-size: 13px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 12px;
  color: var(--text);
  background: #ffffff;
  font: inherit;
  cursor: pointer;
  white-space: nowrap;
}

.button.primary {
  border-color: var(--primary);
  background: var(--primary);
  color: #ffffff;
}

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

.button.ghost {
  background: transparent;
}

.button.danger {
  border-color: #f3b4ad;
  color: var(--danger);
  background: #fff7f6;
}

.button.small {
  min-height: 32px;
  padding: 5px 9px;
  font-size: 13px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 10px;
  color: var(--muted);
  background: #fbfcfd;
  font-size: 13px;
}

.review-status-control {
  position: relative;
}

.review-status-control summary {
  list-style: none;
}

.review-status-control summary::-webkit-details-marker {
  display: none;
}

.review-status-menu {
  position: absolute;
  right: 0;
  z-index: 20;
  display: grid;
  width: 300px;
  gap: 12px;
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #ffffff;
  box-shadow: 0 12px 28px rgb(24 32 38 / 12%);
}

.review-status-menu .button {
  width: 100%;
}

.notice {
  margin-bottom: 16px;
  border: 1px solid var(--warning-line);
  border-radius: 8px;
  padding: 10px 12px;
  background: var(--warning-bg);
}

.notice.error {
  border-color: #fecaca;
  background: #fef2f2;
  color: var(--danger);
}

.empty {
  color: var(--muted);
  padding: 12px 0;
}

.text-link {
  color: var(--primary);
}

.inline-form {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) auto;
  gap: 8px;
}

.check-list,
.mapping-list {
  display: grid;
  gap: 8px;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}

.check-row input {
  width: auto;
}

.mapping-row {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line);
  padding-bottom: 8px;
  color: var(--text);
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.mapping-surfaces {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

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

.result-grid > div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfcfd;
  overflow-wrap: anywhere;
}

@media (max-width: 900px) {
  .form-grid,
  .case-create-form,
  .document-input-grid,
  .split,
  .workspace-grid,
  .metrics,
  .result-grid {
    grid-template-columns: 1fr;
  }

  .topbar,
  .header-row,
  .actions {
    align-items: flex-start;
    flex-direction: column;
  }
}