:root {
  --ui-bg: #f4f6f4;
  --ui-surface: #ffffff;
  --ui-surface-soft: #f8faf8;
  --ui-ink: #17231c;
  --ui-muted: #718078;
  --ui-line: #dfe7e1;
  --ui-accent: #1d684b;
  --ui-accent-dark: #145139;
  --ui-accent-soft: #e8f3ec;
  --ui-warning-soft: #fff7e6;
  --ui-danger: #b54a3e;
  --ui-sidebar-width: 224px;
  --ui-radius: 10px;
  --ui-radius-small: 7px;
  --ui-shadow: 0 8px 28px rgb(23 45 31 / 5%);
}

html,
body {
  background: var(--ui-bg);
  color: var(--ui-ink);
}

body,
button,
input,
select,
textarea {
  font-family: "Inter", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

body {
  font-size: 14px;
  line-height: 1.55;
}

.login-shell {
  background:
    radial-gradient(circle at 16% 14%, rgb(213 235 221 / 85%), transparent 34%),
    radial-gradient(circle at 84% 86%, rgb(230 238 231 / 80%), transparent 32%),
    var(--ui-bg);
}

.login-card {
  width: min(400px, 100%);
  padding: 36px;
  border: 1px solid var(--ui-line);
  border-radius: 16px;
  box-shadow: 0 22px 70px rgb(23 45 31 / 10%);
}

.login-card .eyebrow,
.topbar .eyebrow {
  color: var(--ui-accent);
  letter-spacing: 0;
  text-transform: none;
}

.login-card h1 {
  color: var(--ui-ink);
  font-size: 24px;
  letter-spacing: -.02em;
}

.login-card .muted {
  margin-top: 8px;
}

.login-card .hint {
  display: none;
}

.sidebar {
  width: var(--ui-sidebar-width);
  padding: 22px 14px;
  background: var(--ui-surface);
  border-right: 1px solid var(--ui-line);
  box-shadow: 4px 0 20px rgb(23 45 31 / 3%);
}

.brand {
  min-height: 38px;
  padding: 0 8px;
  color: var(--ui-ink);
  font-size: 14px;
}

.brand-mark {
  background: var(--ui-accent);
}

.sidebar nav {
  gap: 13px;
  margin-top: 34px;
}

.nav-section {
  gap: 4px;
}

.nav-section-title {
  padding: 4px 10px;
  color: #93a098;
  font-size: 11px;
  letter-spacing: .04em;
}

.nav-section-title span {
  font-size: 12px;
}

.nav-section-items {
  gap: 2px;
}

.nav-button {
  position: relative;
  padding: 9px 12px 9px 16px;
  border-radius: var(--ui-radius-small);
  color: #526158;
  font-size: 14px;
  font-weight: 500;
}

.nav-button::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: transparent;
  content: "";
}

.nav-button.active,
.nav-button:hover {
  background: var(--ui-accent-soft);
  color: var(--ui-accent-dark);
}

.nav-button.active {
  font-weight: 700;
}

.nav-button.active::before {
  background: var(--ui-accent);
}

.sidebar-collapsed .nav-button {
  display: grid;
  height: 40px;
  padding: 0;
  place-items: center;
  overflow: hidden;
  font-size: 0;
  text-indent: 0;
}

.sidebar-collapsed .nav-button::before {
  position: static;
  width: auto;
  height: auto;
  background: transparent;
  content: attr(data-short-label);
  color: var(--ui-accent);
  font-size: 14px;
  font-weight: 700;
}

.sidebar-collapsed .nav-button.active::before {
  background: transparent;
}

.side-foot {
  display: none;
}

.sidebar-toggle {
  top: 24px;
  right: -14px;
  width: 28px;
  height: 28px;
  border-color: var(--ui-line);
  color: var(--ui-accent);
  box-shadow: 0 3px 10px rgb(23 45 31 / 8%);
}

.main {
  width: calc(100% - var(--ui-sidebar-width));
  max-width: 1500px;
  margin-left: var(--ui-sidebar-width);
  padding: 28px clamp(24px, 4vw, 56px) 64px;
}

.sidebar-collapsed .main {
  width: calc(100% - 68px);
}

.topbar {
  min-height: 46px;
  margin-bottom: 30px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--ui-line);
}

.topbar .eyebrow {
  display: none;
}

.topbar h1 {
  font-size: 22px;
  font-weight: 750;
  letter-spacing: -.02em;
}

.user-box {
  gap: 10px;
  color: var(--ui-muted);
  font-size: 13px;
}

.badge,
.type-tag,
.source-tag {
  border: 1px solid #cfe2d4;
  background: var(--ui-accent-soft);
  color: var(--ui-accent-dark);
}

.badge {
  padding: 5px 10px;
  font-weight: 600;
}

.page-intro {
  align-items: center;
  margin: 0 0 22px;
}

.page-intro h2,
.section-heading {
  color: var(--ui-ink);
  font-size: 20px;
  font-weight: 750;
  letter-spacing: -.02em;
}

.page-intro > div > p {
  display: none;
}

.stats {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.mock-score-stats {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.stat,
.card,
.group-card,
.answer-group {
  border: 1px solid var(--ui-line);
  border-radius: var(--ui-radius);
  box-shadow: none;
}

.stat,
.card,
.group-card {
  padding: 18px;
  background: var(--ui-surface);
}

.stat {
  min-height: 96px;
}

.stat small {
  color: var(--ui-muted);
  font-size: 12px;
}

.stat strong {
  margin-top: 8px;
  color: var(--ui-ink);
  font-size: 26px;
  letter-spacing: -.03em;
}

.grid-two {
  gap: 16px;
}

.card h3,
.group-head h3 {
  margin-bottom: 14px;
  color: var(--ui-ink);
  font-size: 16px;
  font-weight: 700;
}

.card > .muted,
.card > p.muted {
  line-height: 1.55;
}

.toolbar {
  gap: 8px;
}

button,
.primary,
.quiet,
input,
select,
textarea {
  border-radius: var(--ui-radius-small);
}

button,
.primary,
.quiet {
  min-height: 38px;
  font-size: 14px;
}

.primary {
  padding: 9px 16px;
  background: var(--ui-accent);
  font-weight: 700;
}

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

.quiet {
  padding: 8px 12px;
  color: #56645b;
}

.quiet:hover {
  background: var(--ui-accent-soft);
  color: var(--ui-accent-dark);
}

input,
select,
textarea {
  border-color: var(--ui-line);
  background: var(--ui-surface);
  color: var(--ui-ink);
}

input:focus,
select:focus,
textarea:focus {
  border-color: #75ae8d;
  box-shadow: 0 0 0 3px rgb(29 104 75 / 12%);
}

label {
  color: #4c5b51;
  font-size: 13px;
}

.notice {
  border-color: #f0dfb7;
  border-radius: var(--ui-radius-small);
  background: var(--ui-warning-soft);
}

.group-list {
  gap: 10px;
  margin-top: 14px;
}

.group-card {
  padding: 16px 18px;
}

.group-card:hover {
  border-color: #cbdacf;
}

.data-table {
  font-size: 13px;
}

.data-table th {
  background: var(--ui-surface-soft);
  color: #617067;
  font-weight: 700;
}

.data-table th,
.data-table td {
  padding: 12px 13px;
  border-bottom-color: var(--ui-line);
}

.empty {
  padding: 46px 24px;
  border-color: #cfdad2;
  background: var(--ui-surface);
}

.result-bar {
  align-items: center;
  padding: 12px 14px;
  border: 1px solid #cfe2d4;
  background: var(--ui-accent-soft);
  color: var(--ui-accent-dark);
}

.saved-papers-panel {
  margin-top: 22px;
}

.saved-paper {
  padding: 0;
  border-top: 1px solid var(--ui-line);
}

.saved-paper > summary {
  min-height: 58px;
  padding: 12px 0;
}

.saved-paper > summary:hover {
  color: var(--ui-accent-dark);
}

.saved-paper-content {
  padding: 0 0 14px;
}

.paper-actions {
  justify-content: flex-start;
  padding: 10px 0;
  border-top: 1px solid var(--ui-line);
  border-bottom: 1px solid var(--ui-line);
}

.paper-group {
  padding: 18px 0;
}

.paper-group:first-child {
  border-top: 0;
}

.answer-paper {
  gap: 12px;
}

.answer-group {
  padding: 22px;
}

.answer-group .group-head {
  margin-bottom: 12px;
}

.review-item {
  padding: 16px 0;
  border-top-color: var(--ui-line);
}

.record-tabs {
  gap: 4px;
  margin: 12px 0 18px;
  border-bottom-color: var(--ui-line);
}

.record-tabs button {
  border-radius: 7px 7px 0 0;
}

.record-tabs button.primary {
  box-shadow: inset 0 -3px 0 var(--ui-accent-dark);
}

.training-pool,
.mock-score-dashboard {
  border-color: var(--ui-line);
  background: var(--ui-surface);
}

.training-pool-item {
  padding: 13px 15px;
}

.manual-group-list {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 8px;
}

.manual-group-option {
  border-color: var(--ui-line);
  border-radius: var(--ui-radius-small);
  background: var(--ui-surface);
}

.manual-group-option:hover {
  border-color: #9ec4a9;
  background: var(--ui-surface-soft);
}

.selection-table {
  border: 1px solid var(--ui-line);
  border-radius: var(--ui-radius-small);
  overflow: hidden;
}

.selection-table th {
  background: var(--ui-surface-soft);
  color: #617067;
}

.selection-table td,
.selection-table th {
  padding: 12px 13px;
}

.exam-template-preview {
  border-color: #d6e5d9;
  border-radius: var(--ui-radius-small);
  background: #f4f9f5;
}

#structured-panel label small,
#ai-panel > div > p.muted {
  display: none;
}

.structured-entry-dialog,
.draft-preview-dialog {
  border-color: var(--ui-line);
  border-radius: 14px;
  box-shadow: 0 24px 90px rgb(23 45 31 / 20%);
}

.structured-entry-dialog .structured-dialog-head {
  padding: 15px 20px;
}

.structured-entry-dialog .structured-dialog-head h2 {
  font-size: 17px;
}

dialog {
  border-color: var(--ui-line);
  border-radius: 12px;
}

#toast {
  bottom: 22px;
  border: 1px solid rgb(255 255 255 / 16%);
  border-radius: 8px;
  background: #1d2b22;
  box-shadow: 0 8px 24px rgb(23 45 31 / 18%);
}

@media(max-width: 900px) {
  :root {
    --ui-sidebar-width: 190px;
  }

  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mock-score-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media(max-width: 650px) {
  .sidebar {
    width: auto;
    box-shadow: none;
  }

  .main,
  .sidebar-collapsed .main {
    width: 100%;
    margin-left: 0;
    padding: 20px 14px 42px;
  }

  .topbar {
    margin-bottom: 22px;
  }

  .topbar h1 {
    font-size: 20px;
  }

  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mock-score-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-intro {
    align-items: flex-start;
  }

  .page-intro h2,
  .section-heading {
    font-size: 18px;
  }

  .answer-group {
    padding: 16px;
  }
}

/* 第二阶段：题库、录入与组卷的紧凑后台布局 */
.bank-filter-toolbar {
  display: grid;
  grid-template-columns: minmax(240px, 2fr) repeat(3, minmax(130px, 1fr));
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--ui-line);
  border-radius: var(--ui-radius-small);
  background: var(--ui-surface);
}

.bank-page-heading {
  align-items: flex-end;
  margin-top: 0;
}

.bank-page-heading h2 {
  margin: 5px 0 4px;
}

.bank-page-heading p {
  margin: 0;
}

.bank-filter-toolbar input,
.bank-filter-toolbar select {
  width: 100%;
  min-width: 0;
}

.bulk-toolbar {
  min-height: 42px;
  margin-top: 8px;
  padding: 7px 10px;
  border: 0;
  border-bottom: 1px solid var(--ui-line);
  border-radius: 0;
  background: transparent;
}

.bulk-toolbar label {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-right: auto;
}

.bulk-toolbar label input {
  width: auto;
}

.bank-group-card {
  padding: 0;
  overflow: hidden;
}

.bank-summary-row {
  min-height: 50px;
  padding: 8px 12px;
  gap: 9px;
  border-bottom: 1px solid var(--ui-line);
  background: var(--ui-surface);
}

.bank-summary-row .bank-summary-section,
.bank-summary-row .bank-summary-type,
.bank-summary-row .bank-summary-subgroup {
  overflow: hidden;
  text-overflow: ellipsis;
}

.bank-summary-row .bank-summary-section {
  max-width: 92px;
}

.bank-summary-row .bank-summary-type {
  max-width: 150px;
}

.bank-summary-row .bank-summary-subgroup {
  max-width: 110px;
}

.bank-summary-row .bank-summary-range,
.bank-summary-row .bank-summary-points {
  flex: 0 0 auto;
}

.training-status {
  flex: 0 0 auto;
  padding: 3px 7px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}

.training-status-ready {
  color: #1e6a47;
  background: #e7f4eb;
}

.training-status-pending {
  color: #8a621d;
  background: #fff3d9;
}

.training-status-neutral {
  color: #68766d;
  background: #eef2ef;
}

.bank-summary-row button {
  flex: 0 0 auto;
  padding: 6px 7px;
  font-size: 12px;
}

.bank-group-card details {
  margin: 0;
  padding: 0 14px 14px;
}

.bank-group-card details > summary {
  padding: 9px 0;
  color: var(--ui-muted);
  font-size: 12px;
}

#bank-list {
  align-items: start;
}

.bank-group-card details[open] {
  background: #fcfbf6;
}

.bank-group-card details[open] > summary {
  margin-bottom: 6px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ui-line);
}

.bank-group-card .exam-template-preview {
  margin-top: 10px;
  border-left: 3px solid #c5a35b;
}

.bank-group-card .bank-group-title {
  padding-bottom: 8px;
  border-bottom: 1px dashed #d9d6cb;
}

.manual-group-list {
  display: grid;
  gap: 0;
  margin-top: 8px;
  border-top: 1px solid var(--ui-line);
  border-bottom: 1px solid var(--ui-line);
}

.manual-group-option {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  align-items: center;
  gap: 9px;
  min-width: 0;
  padding: 10px 4px;
  border: 0;
  border-bottom: 1px solid var(--ui-line);
  border-radius: 0;
  background: transparent;
}

.manual-group-option:last-child {
  border-bottom: 0;
}

.manual-group-option > input {
  width: auto;
  margin: 0;
}

.manual-group-option:hover {
  background: var(--ui-surface-soft);
}

.manual-group-option > span {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.manual-group-option strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.manual-group-option small {
  color: var(--ui-muted);
  font-size: 12px;
  white-space: nowrap;
}

.paper-selection-layout {
  grid-template-columns: minmax(0, 1fr);
}

.paper-selection-layout > .card:nth-child(2) {
  display: none;
}

.paper-selection-layout .form-grid {
  grid-template-columns: 1fr 180px;
}

.paper-selection-layout .selection-table {
  margin-top: 4px;
}

.paper-selection-layout .selection-table input[type="number"] {
  width: 90px;
}

.mode-tabs {
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--ui-line);
}

#manual-paper-options {
  padding-top: 2px;
}

#manual-selection-count {
  margin: 0;
}

#structured-panel {
  max-width: 1120px;
  margin: 0 auto;
}

#structured-panel > label:first-child {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ui-line);
}

#structured-panel > label:first-child select {
  max-width: 520px;
}

#structured-panel .card {
  box-shadow: none;
}

#structured-panel .title-input {
  min-height: 76px;
}

@media(max-width: 900px) {
  .bank-filter-toolbar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bank-filter-toolbar input {
    grid-column: 1 / -1;
  }

  .manual-group-option > span {
    grid-template-columns: 1fr;
    gap: 3px;
  }
}

@media(max-width: 650px) {
  .bank-filter-toolbar {
    grid-template-columns: 1fr;
  }

  .bank-filter-toolbar input {
    grid-column: auto;
  }

  .bank-summary-row {
    flex-wrap: wrap;
    white-space: normal;
  }

  .bank-summary-source {
    flex: 1 1 180px;
  }

  .training-status {
    flex: 0 0 auto;
  }

  .paper-selection-layout .form-grid {
    grid-template-columns: 1fr;
  }
}

/* 题库工作区：列表与详情 */
.bank-workspace {
  display: grid;
  grid-template-columns: minmax(440px, 1.15fr) minmax(360px, .85fr);
  gap: 14px;
  align-items: start;
}

.bank-workspace #bank-list {
  min-width: 0;
  margin-top: 14px;
}

.bank-detail-panel {
  position: sticky;
  top: 20px;
  min-height: 280px;
  padding: 20px;
  border: 1px solid var(--ui-line);
  border-radius: 12px;
  background: var(--ui-surface);
  box-shadow: var(--ui-shadow);
}

.bank-detail-head {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ui-line);
}

.bank-detail-head h3 {
  margin: 5px 0;
  font-size: 17px;
  overflow-wrap: anywhere;
}

.bank-detail-head p {
  margin: 0;
  color: var(--ui-muted);
  font-size: 12px;
}

.bank-detail-panel .exam-template-preview {
  margin: 14px 0;
}

.bank-detail-panel .material-area {
  margin: 14px 0;
  padding: 12px;
  border-radius: 8px;
  background: var(--ui-surface-soft);
}

.bank-detail-panel .material-area p {
  margin-bottom: 0;
  max-height: 240px;
  overflow: auto;
}

.bank-detail-items {
  display: grid;
  border-top: 1px solid var(--ui-line);
}

.bank-detail-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid var(--ui-line);
  font-size: 12px;
}

.bank-detail-item span {
  min-width: 0;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.bank-detail-item span small {
  display: block;
  margin-top: 3px;
  color: var(--ui-muted);
  font-size: 11px;
  line-height: 1.5;
  white-space: normal;
}

.bank-detail-item em {
  color: var(--ui-muted);
  font-style: normal;
  white-space: nowrap;
}

.bank-group-card.active {
  border-color: #8eaf93;
  box-shadow: 0 0 0 2px rgb(23 96 71 / 9%), var(--ui-shadow);
}

.bank-group-card.active .bank-summary-row {
  background: #f1f7ef;
}

.bank-group-card.active .bank-summary-row::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: #b48639;
  content: "";
}

.bank-summary-row {
  position: relative;
  cursor: pointer;
}

@media(max-width: 900px) {
  .bank-workspace {
    grid-template-columns: 1fr;
  }

  .bank-detail-panel {
    position: static;
  }
}

/* 第四阶段：学生答题与正式试卷 */
.answer-paper {
  max-width: 1120px;
  margin: 0 auto;
  gap: 14px;
}

.answer-group {
  padding: 22px 26px;
  border-color: var(--ui-line);
  box-shadow: var(--ui-shadow);
}

.answer-group .group-head {
  align-items: flex-start;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ui-line);
}

.answer-group .group-head h3 {
  margin: 0;
  line-height: 1.5;
}

.answer-group .audio-player {
  margin: 14px 0;
  padding: 12px;
  border: 1px solid #cfe2d4;
  border-radius: var(--ui-radius-small);
  background: var(--ui-accent-soft);
}

.answer-group .audio-player audio {
  width: min(100%, 560px);
  margin-top: 7px;
}

.answer-material {
  margin: 14px 0;
  border: 1px solid var(--ui-line);
  background: var(--ui-surface-soft);
}

.answer-question {
  padding: 16px 0;
}

.answer-question > strong {
  color: var(--ui-accent-dark);
}

.answer-question input:not([type="radio"]):not([type="checkbox"]),
.answer-question textarea {
  border-color: #cbdacf;
  background: #fbfdfb;
}

.answer-question textarea {
  min-height: 130px;
}

.answer-submit {
  position: sticky;
  bottom: 12px;
  z-index: 2;
  margin-top: 2px;
  padding: 12px 14px;
  border: 1px solid var(--ui-line);
  border-radius: var(--ui-radius-small);
  background: rgb(255 255 255 / 94%);
  box-shadow: 0 8px 22px rgb(23 45 31 / 10%);
}

.answer-result {
  max-width: 1120px;
  margin: 14px auto 0;
}

.paper-print-header {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ui-line);
}

.paper-print-header h2 {
  margin: 0;
  font-size: 22px;
  text-align: center;
}

.paper-print-header p {
  margin-top: 6px;
  text-align: center;
}

.saved-paper-content > .paper-group {
  padding: 20px 0;
}

.saved-paper-content .paper-group .group-head {
  align-items: flex-start;
}

.saved-paper-content .paper-group .group-head h4 {
  line-height: 1.5;
}

@media print {
  body.printing-paper {
    background: #fff;
  }

  body.printing-paper .printing-target {
    padding: 0;
    font-family: "Times New Roman", Times, serif;
    font-size: 12pt;
  }

  body.printing-paper .printing-target .paper-print-header {
    padding-bottom: 16pt;
    border-bottom: 0;
  }

  body.printing-paper .printing-target .paper-print-header h2 {
    font-size: 16pt;
  }

  body.printing-paper .printing-target .paper-print-header p {
    display: none;
  }

  body.printing-paper .printing-target .paper-group {
    padding: 12pt 0;
    break-inside: avoid;
  }

  body.printing-paper .printing-target .paper-group .group-head {
    display: block;
    margin-bottom: 8pt;
  }

  body.printing-paper .printing-target .paper-group .group-head .paper-group-tags,
  body.printing-paper .printing-target .paper-group .audio-player,
  body.printing-paper .printing-target .paper-group > .replace-paper-group,
  body.printing-paper .printing-target .paper-group .replace-paper-item {
    display: none;
  }

  body.printing-paper .printing-target .material-area > strong {
    display: none;
  }

  body.printing-paper .printing-target .material-area {
    margin: 6pt 0 10pt;
  }

  body.printing-paper .printing-target .paper-question {
    border-bottom: 0;
    padding: 5pt 0;
  }
}

/* 第五阶段：状态反馈与防重复操作 */
button:disabled {
  cursor: not-allowed;
  opacity: .62;
}

/* 视觉收尾：更明确的工作台层级 */
body {
  background:
    radial-gradient(circle at 92% 0%, rgb(225 239 229 / 42%), transparent 28rem),
    var(--ui-bg);
}

.main {
  padding-top: 34px;
}

.topbar {
  margin-bottom: 34px;
}

.topbar h1 {
  font-size: 24px;
  letter-spacing: -.035em;
}

.page-intro {
  margin: 10px 0 22px;
}

.page-intro h2,
.section-heading {
  font-size: 20px;
  letter-spacing: -.025em;
}

.card,
.group-card,
.stat,
.answer-group {
  border-color: rgb(205 219 209 / 76%);
  box-shadow: 0 10px 30px rgb(35 68 48 / 5%);
}

.card:hover,
.stat:hover,
.group-card:hover {
  box-shadow: 0 14px 34px rgb(35 68 48 / 8%);
}

button.primary {
  min-height: 38px;
  padding: 9px 16px;
  border-radius: 8px;
  box-shadow: 0 5px 12px rgb(29 104 75 / 15%);
}

button.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 7px 15px rgb(29 104 75 / 22%);
}

button.quiet {
  border-radius: 7px;
}

input,
select,
textarea {
  border-color: #d2ded5;
  border-radius: 8px;
  background: rgb(255 255 255 / 86%);
}

input:focus,
select:focus,
textarea:focus {
  border-color: #6ca688;
  box-shadow: 0 0 0 3px rgb(29 104 75 / 10%);
}

.stats {
  gap: 12px;
}

.stat strong {
  color: var(--ui-accent-dark);
}

.nav-button {
  transition: background .16s ease, color .16s ease, transform .16s ease;
}

.nav-button:hover {
  transform: translateX(2px);
}

.type-tag,
.badge {
  border: 1px solid rgb(137 185 153 / 35%);
}

.empty {
  border-style: solid;
  background: rgb(255 255 255 / 78%);
}

/* 主题重设计第二轮：导航与训练工作区 */
.sidebar {
  background:
    linear-gradient(180deg, #ffffff 0%, #f8fbf8 72%, #f1f7f2 100%);
}

.brand {
  min-height: 46px;
  padding: 0 10px;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 11px;
  box-shadow: 0 7px 15px rgb(29 104 75 / 18%);
}

.brand strong {
  font-size: 14px;
}

.sidebar nav {
  gap: 18px;
  margin-top: 38px;
}

.nav-section-title {
  padding: 4px 12px 6px;
  color: #899b8f;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .12em;
}

.nav-section-title span {
  color: #a2b1a8;
}

.nav-section-items {
  padding: 3px 0;
  border-left: 1px solid #e2ebe4;
}

.nav-button {
  margin-left: -1px;
  border-left: 3px solid transparent;
}

.nav-button.active,
.nav-button:hover {
  border-left-color: var(--ui-accent);
}

.nav-button.active::before {
  display: none;
}

.sidebar-toggle {
  background: #fff;
}

.topbar {
  align-items: center;
  min-height: 54px;
  padding-bottom: 14px;
}

.topbar h1 {
  font-size: 23px;
}

.user-box {
  padding: 5px 0 5px 12px;
  border-left: 1px solid var(--ui-line);
}

.user-box .badge {
  padding: 6px 10px;
}

.training-pool {
  min-height: 106px;
  padding: 10px;
  border-radius: 11px;
  background: #f8fbf8;
}

.training-pool-list {
  display: grid;
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--ui-line);
  border-radius: 8px;
  background: #fff;
}

.training-pool-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  border-bottom: 1px solid var(--ui-line);
}

.training-pool-item:last-child {
  border-bottom: 0;
}

.training-pool-item-incomplete {
  background: #fffaf0;
}

.training-pool-item-incomplete span {
  color: #9a6a25;
}

.training-pool-item strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.training-pool-item span {
  flex: 0 0 auto;
  color: var(--ui-muted);
  font-size: 12px;
  text-align: right;
}

#practice-selection-count,
#training-guidance {
  padding: 7px 10px;
  border-radius: 7px;
  background: var(--ui-surface-soft);
}

.paper-selection-layout .card,
#structured-panel,
.complete-answer-entry {
  box-shadow: 0 12px 32px rgb(35 68 48 / 5%);
}

@media(max-width: 650px) {
  .training-pool-item {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .training-pool-item span {
    text-align: left;
  }

  .user-box {
    border-left: 0;
    padding-left: 0;
  }
}

/* PGG 主题重构：试卷纸张 × 数字工作台 */
:root {
  --ui-bg: #f3f0e9;
  --ui-surface: #fffdf8;
  --ui-surface-soft: #f8f5ee;
  --ui-ink: #182820;
  --ui-muted: #718078;
  --ui-line: #dedbd1;
  --ui-accent: #176047;
  --ui-accent-dark: #0d4935;
  --ui-accent-soft: #e6f0e8;
  --ui-warning-soft: #fff4df;
  --ui-danger: #a8433d;
  --ui-shadow: 0 12px 34px rgb(35 45 34 / 7%);
}

html,
body {
  background:
    radial-gradient(circle at 78% -8%, rgb(221 231 219 / 70%), transparent 28rem),
    var(--ui-bg);
}

body,
button,
input,
select,
textarea {
  font-family: "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

.sidebar {
  width: 238px;
  background:
    linear-gradient(180deg, #102e25 0%, #123b2d 56%, #0e2b23 100%);
  border-right: 0;
  box-shadow: 8px 0 26px rgb(19 47 36 / 12%);
}

.brand {
  color: #f7f2e9;
}

.brand small {
  color: rgb(229 240 231 / 58%);
}

.brand-mark {
  background: #d0a24c;
  color: #17372b;
  box-shadow: 0 8px 18px rgb(0 0 0 / 18%);
}

.sidebar nav {
  margin-top: 44px;
}

.nav-section-title {
  color: rgb(213 230 218 / 47%);
}

.nav-section-title span {
  color: rgb(213 230 218 / 52%);
}

.nav-section-items {
  border-left-color: rgb(218 237 222 / 13%);
}

.nav-button {
  color: rgb(236 246 238 / 72%);
}

.nav-button.active,
.nav-button:hover {
  border-left-color: #d0a24c;
  background: rgb(255 255 255 / 10%);
  color: #fffdf8;
}

.sidebar-toggle {
  border-color: rgb(207 223 210 / 35%);
  background: #f7f3e9;
  color: var(--ui-accent-dark);
}

.main {
  width: calc(100% - 238px);
  margin-left: 238px;
  max-width: 1540px;
}

.sidebar-collapsed .main {
  width: calc(100% - 68px);
}

.topbar {
  border-bottom-color: #d7d6cd;
}

.topbar h1 {
  color: #17382c;
}

.user-box {
  color: #728078;
  border-left-color: #d4d5cc;
}

.badge {
  border-color: rgb(23 96 71 / 18%);
  background: #e8f1e8;
  color: var(--ui-accent-dark);
}

.card,
.group-card,
.stat,
.answer-group,
.dashboard-stat,
.dashboard-action {
  border-color: #dedbd1;
  background: var(--ui-surface);
  box-shadow: var(--ui-shadow);
}

.card:hover,
.group-card:hover,
.dashboard-action:hover {
  border-color: #bdcbbd;
  box-shadow: 0 16px 38px rgb(35 45 34 / 10%);
}

.dashboard-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 88% 12%, rgb(208 162 76 / 26%), transparent 15rem),
    linear-gradient(120deg, #102f26, #176047 58%, #2d7959);
}

.dashboard-hero::after {
  position: absolute;
  right: -80px;
  bottom: -110px;
  width: 300px;
  height: 300px;
  border: 1px solid rgb(255 255 255 / 13%);
  border-radius: 50%;
  box-shadow: 0 0 0 24px rgb(255 255 255 / 3%), 0 0 0 48px rgb(255 255 255 / 3%);
  content: "";
}

.dashboard-role {
  position: relative;
  z-index: 1;
  border-color: rgb(255 255 255 / 28%);
}

.dashboard-stat-primary {
  border-color: #bfd4bd;
  background: #e8f1e8;
}

.dashboard-action b {
  color: #b48639;
}

button.primary {
  background: var(--ui-accent);
}

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

.type-tag {
  border-color: rgb(23 96 71 / 20%);
  background: #e7f1e8;
  color: var(--ui-accent-dark);
}

.training-status-pending {
  color: #815c1e;
  background: #fff0d1;
}

.result-bar {
  border-color: #bfd4bd;
  background: #e8f1e8;
}

.exam-template-preview {
  border-color: #d6d6c8;
  background: #f7f5ed;
}

@media(max-width: 650px) {
  .sidebar {
    width: auto;
    background: #123b2d;
  }

  .main,
  .sidebar-collapsed .main {
    width: 100%;
    margin-left: 0;
  }
}

/* 主题重设计第三轮：录题、组卷与阅卷 */
.mode-tabs {
  width: fit-content;
  padding: 4px;
  border: 1px solid var(--ui-line);
  border-radius: 9px;
  background: var(--ui-surface);
}

.mode-tabs button {
  min-width: 110px;
  border-radius: 6px;
}

.source-row {
  box-shadow: 0 8px 22px rgb(35 68 48 / 4%);
}

#structured-panel > label:first-child {
  padding: 2px 0 14px;
}

#structured-panel > label:first-child::before {
  content: "录入内容";
  display: block;
  grid-column: 1 / -1;
  margin-bottom: 2px;
  color: var(--ui-accent-dark);
  font-size: 15px;
  font-weight: 750;
}

#exam-template-preview {
  border-left: 3px solid #79ae88;
  background: #f3f9f4;
}

#headline-structured-fields .card {
  padding: 16px;
  border-radius: 10px;
}

#structured-panel .toolbar,
#raw-panel .toolbar,
#ai-panel .toolbar {
  padding-top: 4px;
}

.paper-selection-layout {
  gap: 18px;
}

.paper-selection-layout > .card:first-child {
  padding: 22px 24px;
}

.paper-selection-layout .selection-table {
  border-radius: 9px;
}

.paper-selection-layout .selection-table th {
  font-size: 12px;
  letter-spacing: .02em;
}

.paper-selection-layout .selection-table td {
  height: 52px;
}

.paper-selection-layout #make-paper {
  margin-top: 4px;
}

.saved-papers-panel {
  padding: 20px 24px;
}

.saved-paper > summary {
  padding: 14px 4px;
}

.saved-paper > summary .type-tag {
  white-space: nowrap;
}

.paper-actions {
  gap: 6px;
  padding: 12px 0;
}

.paper-actions .danger-button {
  margin-left: auto;
}

.mock-review-panel {
  padding: 22px 24px;
}

.mock-review-panel > .group-list {
  margin-top: 14px;
}

.mock-review-entry {
  padding: 0 12px;
}

.mock-review-entry summary {
  padding: 13px 2px;
}

.review-item .review-reference-answer,
.review-item .review-task-material {
  padding: 8px 10px;
  border-radius: 6px;
  background: var(--ui-surface-soft);
}

.review-item [data-ai-result] {
  margin-top: 4px;
}

.ai-privacy-note {
  border-left: 3px solid #d6a34a;
}

@media(max-width: 650px) {
  .mode-tabs {
    width: 100%;
  }

  .mode-tabs button {
    flex: 1;
    min-width: 0;
  }

  .paper-selection-layout > .card:first-child,
  .saved-papers-panel,
  .mock-review-panel {
    padding: 16px;
  }

  .paper-actions .danger-button {
    margin-left: 0;
  }
}

/* 主题重设计：工作台 */
.dashboard-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  min-height: 190px;
  margin: 4px 0 18px;
  padding: 30px 34px;
  border-radius: 16px;
  color: #f5fbf6;
  background:
    radial-gradient(circle at 88% 18%, rgb(124 190 146 / 28%), transparent 15rem),
    linear-gradient(125deg, #164d38 0%, #1d684b 54%, #2e7a58 100%);
  box-shadow: 0 18px 38px rgb(29 104 75 / 18%);
}

.dashboard-hero h2 {
  margin: 7px 0 8px;
  color: #fff;
  font-size: 28px;
  letter-spacing: -.04em;
}

.dashboard-hero p {
  max-width: 540px;
  margin: 0;
  color: rgb(239 250 242 / 76%);
  font-size: 14px;
}

.dashboard-kicker {
  display: block;
  color: var(--ui-accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.dashboard-hero .dashboard-kicker {
  color: rgb(224 248 230 / 72%);
}

.dashboard-role {
  flex: 0 0 auto;
  padding: 8px 13px;
  border: 1px solid rgb(255 255 255 / 25%);
  border-radius: 999px;
  color: #fff;
  font-size: 12px;
  background: rgb(255 255 255 / 10%);
}

.dashboard-stats {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 28px;
}

.dashboard-stat {
  min-height: 116px;
  padding: 18px 20px;
  border: 1px solid var(--ui-line);
  border-radius: 12px;
  background: rgb(255 255 255 / 82%);
}

.dashboard-stat-primary {
  border-color: #b7d9c1;
  background: var(--ui-accent-soft);
}

.dashboard-stat span,
.dashboard-stat small {
  display: block;
  color: var(--ui-muted);
  font-size: 12px;
}

.dashboard-stat strong {
  display: block;
  margin: 8px 0 4px;
  color: var(--ui-ink);
  font-size: 28px;
  letter-spacing: -.04em;
}

.dashboard-stat-primary strong {
  color: var(--ui-accent-dark);
}

.dashboard-section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin: 24px 0 12px;
}

.dashboard-section-head h3 {
  margin: 5px 0 0;
  font-size: 18px;
  letter-spacing: -.02em;
}

.dashboard-section-head-spaced {
  margin-top: 34px;
}

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

.dashboard-action {
  position: relative;
  display: grid;
  min-height: 104px;
  padding: 18px 42px 17px 20px;
  border: 1px solid var(--ui-line);
  border-radius: 12px;
  text-align: left;
  background: var(--ui-surface);
  color: var(--ui-ink);
  transition: border-color .16s ease, box-shadow .16s ease, transform .16s ease;
}

.dashboard-action:hover {
  border-color: #9fc8aa;
  box-shadow: 0 12px 28px rgb(35 68 48 / 8%);
  transform: translateY(-2px);
}

.dashboard-action span {
  font-size: 16px;
  font-weight: 750;
}

.dashboard-action small {
  margin-top: 7px;
  color: var(--ui-muted);
  font-size: 12px;
}

.dashboard-action b {
  position: absolute;
  top: 18px;
  right: 18px;
  color: var(--ui-accent);
  font-size: 20px;
  font-weight: 400;
}

.dashboard-actions-compact .dashboard-action {
  min-height: 84px;
}

.dashboard-published-panel {
  margin-top: 22px;
}

.dashboard-modules {
  display: grid;
  gap: 10px;
  margin-bottom: 28px;
}

.dashboard-module {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  min-height: 86px;
  padding: 14px 18px;
  border: 1px solid var(--ui-line);
  border-radius: 12px;
  background: var(--ui-surface);
}

.dashboard-module-index {
  color: var(--ui-accent);
  font-size: 12px;
  font-weight: 800;
}

.dashboard-module h3 {
  margin: 0;
  font-size: 16px;
}

.dashboard-module p {
  margin: 4px 0 0;
  color: var(--ui-muted);
  font-size: 12px;
}

@media(max-width: 900px) {
  .dashboard-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dashboard-stat-primary {
    grid-column: 1 / -1;
  }

  .dashboard-actions {
    grid-template-columns: 1fr;
  }
}

@media(max-width: 650px) {
  .dashboard-hero {
    align-items: flex-start;
    flex-direction: column;
    min-height: 0;
    padding: 24px 22px;
  }

  .dashboard-hero h2 {
    font-size: 24px;
  }

  .dashboard-stats {
    grid-template-columns: 1fr 1fr;
  }

  .dashboard-stat {
    min-height: 100px;
    padding: 14px;
  }

  .dashboard-stat strong {
    font-size: 22px;
  }

  .dashboard-module {
    grid-template-columns: 36px minmax(0, 1fr) auto;
    gap: 10px;
    padding: 12px 14px;
  }
}

button[data-original-text] {
  position: relative;
}

.result-bar {
  gap: 12px;
  flex-wrap: wrap;
}

.result-bar button {
  margin-left: auto;
}

.empty {
  min-height: 150px;
  display: grid;
  place-content: center;
  line-height: 1.8;
}

.error[aria-live="polite"],
[aria-live="polite"].error {
  padding: 7px 10px;
  border-radius: var(--ui-radius-small);
  background: #fff1ed;
}

.status-success {
  color: var(--ui-accent-dark);
}

.status-pending {
  color: #8a621d;
}

/* 第三阶段：录题与阅卷工作区 */
.source-row {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) 150px 180px;
  gap: 10px;
  margin: 12px 0 16px;
  padding: 12px;
  border: 1px solid var(--ui-line);
  border-radius: var(--ui-radius-small);
  background: var(--ui-surface);
}

.source-row label {
  gap: 5px;
}

#structured-panel,
#raw-panel,
#ai-panel {
  border-radius: var(--ui-radius);
}

#structured-panel > label:not(:first-child),
#structured-panel .card > label,
#raw-panel label,
#ai-panel label {
  gap: 6px;
}

#exam-template-preview {
  margin: 2px 0 4px;
  padding: 12px 14px;
}

#headline-structured-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

#headline-structured-fields.hidden {
  display: none;
}

#headline-structured-fields > .card {
  min-width: 0;
}

#single-structured-fields {
  display: grid;
  gap: 12px;
}

#structured-audio,
#structured-writing-image {
  padding: 10px 12px;
  border: 1px dashed #cbdacf;
  border-radius: var(--ui-radius-small);
  background: var(--ui-surface-soft);
}

#structured-audio small,
#structured-writing-image small {
  color: var(--ui-muted);
}

#structured-help {
  min-height: 0;
  margin: 0;
  font-size: 12px;
}

#draft-area {
  margin-top: 18px;
}

#draft-area > .page-intro {
  margin-top: 18px;
}

#draft-area .group-card {
  border-color: var(--ui-line);
}

.review-form {
  display: grid;
  gap: 0;
}

.review-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 180px;
  gap: 18px;
  align-items: start;
  padding: 16px 0;
  border-top: 1px solid var(--ui-line);
}

.review-item:first-child {
  border-top: 0;
}

.review-item > div:first-child {
  min-width: 0;
}

.review-item > div:first-child > strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ui-ink);
}

.review-item .review-score-control {
  padding: 10px;
  border: 1px solid var(--ui-line);
  border-radius: var(--ui-radius-small);
  background: var(--ui-surface-soft);
}

.review-item .review-score-control input {
  font-size: 16px;
  font-weight: 700;
}

.review-item [data-ai-result] {
  grid-column: 1 / -1;
  padding: 10px 12px;
  border-left: 3px solid var(--ui-accent);
  border-radius: 0 var(--ui-radius-small) var(--ui-radius-small) 0;
  background: var(--ui-accent-soft);
}

.review-form > .primary {
  justify-self: start;
  margin-top: 12px;
}

.trial-attempt-card .group-head,
.mock-review-panel .group-head {
  align-items: flex-start;
}

.mock-review-entry {
  border-color: var(--ui-line);
  background: var(--ui-surface-soft);
}

.mock-review-entry[open] {
  background: var(--ui-surface);
}

.complete-answer-entry,
#complete-answer-preview {
  max-width: 1120px;
}

.complete-answer-table {
  min-width: 760px;
}

.complete-answer-confirm {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: var(--ui-radius-small);
  background: var(--ui-surface-soft);
}

.complete-answer-confirm input {
  width: auto;
}

@media(max-width: 900px) {
  #headline-structured-fields {
    grid-template-columns: 1fr;
  }

  .review-item {
    grid-template-columns: 1fr;
  }

  .review-item .review-score-control {
    max-width: 260px;
  }
}

@media(max-width: 650px) {
  .source-row {
    grid-template-columns: 1fr;
  }
}

/* 自由组卷：设置、选题与结构三栏工作台 */
.paper-page-heading {
  align-items: center;
  margin: 4px 0 16px;
}

.paper-page-heading h2 {
  margin: 5px 0 4px;
  color: var(--ui-ink);
  font-size: 25px;
  letter-spacing: -.035em;
}

.paper-page-heading p {
  font-size: 13px;
}

.paper-mode-switch {
  width: fit-content;
  margin: 0 0 14px;
  padding: 4px;
  gap: 4px;
  border: 1px solid var(--ui-line);
  border-radius: 11px;
  background: #eaf0eb;
}

.paper-mode-switch button {
  min-width: 128px;
  padding: 8px 13px;
  border-radius: 8px;
  font-size: 13px;
}

.paper-mode-switch .quiet {
  color: #526359;
}

.paper-workbench {
  display: grid;
  grid-template-columns: minmax(220px, 0.78fr) minmax(390px, 1.55fr) minmax(260px, 0.92fr);
  align-items: start;
  gap: 13px;
}

.paper-setup-panel,
.paper-pick-panel,
.paper-composition-panel {
  min-width: 0;
  padding: 17px;
  border: 1px solid var(--ui-line);
  border-radius: 14px;
  background: var(--ui-surface);
  box-shadow: 0 8px 24px rgb(23 45 31 / 4%);
}

.paper-setup-panel {
  display: grid;
  gap: 14px;
}

.paper-panel-heading {
  display: flex;
  align-items: center;
  gap: 11px;
  min-height: 42px;
  padding-bottom: 12px;
  border-bottom: 1px solid #edf1ed;
}

.paper-panel-heading > span {
  display: grid;
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid #d8e9dd;
  border-radius: 10px;
  color: var(--ui-accent-dark);
  background: var(--ui-accent-soft);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .03em;
}

.paper-panel-heading h3 {
  margin: 0;
  color: var(--ui-ink);
  font-size: 15px;
  letter-spacing: -.01em;
}

.paper-panel-heading p {
  margin: 2px 0 0;
  color: var(--ui-muted);
  font-size: 12px;
  line-height: 1.45;
}

.paper-setup-panel label,
.manual-paper-filters label {
  gap: 6px;
  color: #46554b;
  font-size: 12px;
}

.paper-setup-panel input,
.paper-setup-panel select,
.manual-paper-filters input,
.manual-paper-filters select {
  min-width: 0;
  min-height: 40px;
  border-color: #dce5de;
  border-radius: 8px;
  font-size: 13px;
}

.paper-setup-note {
  padding: 10px 11px;
  border: 1px solid #e3ece5;
  border-radius: 9px;
  color: #5a6a60;
  background: #f7faf7;
  font-size: 12px;
  line-height: 1.6;
}

.paper-pick-panel {
  overflow: hidden;
}

.paper-pick-panel > .paper-panel-heading {
  margin-bottom: 12px;
}

#random-paper-options,
#manual-paper-options {
  min-width: 0;
}

#random-paper-options .table-wrap {
  max-height: min(66vh, 680px);
  overflow: auto;
  border: 1px solid #e8ede9;
  border-radius: 9px;
  scrollbar-color: #bdcfc2 transparent;
  scrollbar-width: thin;
}

#random-paper-options .selection-table {
  min-width: 470px;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 12px;
}

#random-paper-options .selection-table th {
  position: sticky;
  z-index: 1;
  top: 0;
  padding: 10px 9px;
  border-bottom: 1px solid #e3eae4;
  color: #637168;
  background: #f5f8f5;
  font-size: 11px;
}

#random-paper-options .selection-table td {
  height: 50px;
  padding: 7px 9px;
  border-bottom: 1px solid #edf1ee;
}

#random-paper-options .selection-table tbody tr:last-child td {
  border-bottom: 0;
}

#random-paper-options .selection-table tbody tr.no-available td:nth-child(2) {
  color: #9aa49d;
}

#random-paper-options .selection-table tbody tr.no-available input:disabled {
  cursor: not-allowed;
}

.paper-no-available {
  color: #8a958d;
  font-size: 11px;
  white-space: nowrap;
}

#random-paper-options .selection-table td:first-child {
  min-width: 168px;
}

#random-paper-options .selection-table td:first-child strong,
#random-paper-options .selection-table td:first-child small {
  display: block;
}

#random-paper-options .selection-table td:first-child strong {
  color: #25352b;
  font-size: 12px;
  font-weight: 650;
}

#random-paper-options .selection-table td:first-child small {
  margin-top: 2px;
  color: #849087;
  font-size: 11px;
}

#random-paper-options .selection-table td:nth-child(2) {
  width: 78px;
  color: #536258;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

#random-paper-options .selection-table td:nth-child(3) {
  width: 62px;
}

#random-paper-options .selection-table input[type="checkbox"] {
  display: block;
  width: 17px;
  height: 17px;
  margin: auto;
  accent-color: var(--ui-accent);
}

#random-paper-options .selection-table input[type="number"] {
  width: 78px;
  min-height: 34px;
  padding: 6px 8px;
  border-radius: 7px;
  text-align: center;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

#random-paper-options .selection-table input:disabled {
  color: #a1aaa3;
  background: #f3f5f3;
}

.manual-paper-filters {
  display: grid;
  grid-template-columns: minmax(120px, .72fr) minmax(170px, 1.3fr);
  gap: 10px;
  margin-bottom: 12px;
}

.paper-candidate-row {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  min-height: 66px;
  padding: 10px 11px;
  border: 1px solid #e4ebe5;
  border-radius: 9px;
  background: #fff;
  transition: border-color .15s ease, background .15s ease, box-shadow .15s ease;
}

.paper-candidate-row:hover {
  border-color: #b9d3c1;
  background: #fbfdfb;
}

.paper-candidate-row.selected {
  border-color: #9dc7a9;
  background: #f1f8f3;
  box-shadow: inset 0 0 0 1px rgb(29 104 75 / 5%);
}

.paper-candidate-row > input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--ui-accent);
}

.paper-candidate-main {
  display: block;
  min-width: 0;
}

.paper-candidate-main strong,
.paper-candidate-main small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.paper-candidate-main strong {
  color: #29382f;
  font-size: 12px;
  font-weight: 650;
}

.paper-candidate-main small {
  margin-top: 3px;
  color: var(--ui-muted);
  font-size: 11px;
}

.paper-candidate-count {
  padding: 4px 7px;
  border-radius: 6px;
  color: #5f6f64;
  background: #f1f4f1;
  font-size: 11px;
  white-space: nowrap;
}

.paper-candidate-empty {
  display: grid;
  min-height: 130px;
  place-items: center;
  border: 1px dashed #dce5de;
  border-radius: 9px;
  color: #7b887e;
  background: #fafcfa;
  font-size: 12px;
}

.paper-composition-panel {
  position: sticky;
  top: 14px;
}

.paper-composition-list {
  display: grid;
  gap: 7px;
  max-height: min(48vh, 470px);
  min-height: 132px;
  margin: 12px -2px 0 0;
  padding: 0 3px 0 0;
  overflow: auto;
  scrollbar-color: #bdcfc2 transparent;
  scrollbar-width: thin;
}

.paper-composition-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-width: 0;
  padding: 10px;
  border: 1px solid #e7ede8;
  border-radius: 9px;
  background: #fbfcfb;
}

.paper-composition-item > div {
  min-width: 0;
}

.paper-composition-item strong,
.paper-composition-item small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.paper-composition-item strong {
  color: #2c3a31;
  font-size: 12px;
  font-weight: 650;
}

.paper-composition-item small {
  margin-top: 3px;
  color: var(--ui-muted);
  font-size: 11px;
}

.paper-composition-item > span {
  color: #506257;
  font-size: 11px;
  font-weight: 650;
  white-space: nowrap;
}

.paper-composition-item .quiet {
  grid-column: 1 / -1;
  justify-self: end;
  padding: 3px 7px;
  color: #8d5149;
  font-size: 11px;
}

.paper-composition-empty {
  display: grid;
  min-height: 132px;
  place-content: center;
  gap: 5px;
  padding: 16px;
  border: 1px dashed #d8e3da;
  border-radius: 10px;
  color: #68766c;
  background: #fafcfa;
  text-align: center;
}

.paper-composition-empty > span {
  color: #8aab92;
  font-size: 22px;
}

.paper-composition-empty strong {
  color: #45554a;
  font-size: 12px;
}

.paper-composition-empty small {
  font-size: 11px;
  line-height: 1.5;
}

.paper-composition-footer {
  display: grid;
  gap: 9px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid #edf1ed;
}

.paper-validation-message {
  min-height: 18px;
  margin: 0;
  color: #718078;
  font-size: 11px;
  line-height: 1.55;
}

.paper-validation-message.is-neutral {
  color: #856327;
}

.paper-validation-message.is-error,
.paper-save-error {
  color: #a23f35;
}

.paper-composition-footer > .primary {
  width: 100%;
  min-height: 42px;
  border-radius: 9px;
  font-size: 13px;
  box-shadow: 0 5px 12px rgb(29 104 75 / 15%);
}

.paper-composition-footer > .primary:disabled {
  cursor: not-allowed;
  color: #78847b;
  background: #e3e8e4;
  box-shadow: none;
}

.paper-save-error {
  margin: 0;
  font-size: 11px;
  line-height: 1.55;
}

.paper-selection-guidance {
  margin: 10px 3px 0;
  color: #738077;
  font-size: 11px;
  line-height: 1.6;
}

.paper-workbench + .paper-selection-guidance + .saved-papers-panel {
  margin-top: 24px;
}

.saved-papers-panel > .group-head {
  align-items: flex-start;
}

.saved-papers-panel > .group-head h3 {
  margin: 0 0 4px;
  color: var(--ui-ink);
  font-size: 16px;
}

.saved-papers-panel > .group-head p {
  margin: 0;
}

#saved-papers-list {
  display: grid;
  gap: 9px;
  margin-top: 15px;
}

#saved-papers-list .paper-list-tabs {
  gap: 5px;
  margin: 0 0 2px;
  padding-bottom: 10px;
  border-bottom: 1px solid #edf1ed;
}

#saved-papers-list .paper-list-tabs button {
  min-height: 34px;
  padding: 7px 11px;
  border-radius: 7px;
  font-size: 11px;
}

#saved-papers-list .bulk-toolbar {
  min-height: 42px;
  margin: 0;
  padding: 7px 10px;
  border: 1px solid #e8ede9;
  border-radius: 8px;
  background: #f8faf8;
  color: #617067;
  font-size: 11px;
}

#saved-papers-list .bulk-toolbar label {
  display: flex;
  align-items: center;
  gap: 7px;
  color: #526258;
  font-size: 11px;
  white-space: nowrap;
}

#saved-papers-list .bulk-toolbar input {
  width: 15px;
  height: 15px;
  margin: 0;
  accent-color: var(--ui-accent);
}

#saved-papers-list .bulk-toolbar button {
  margin-left: auto;
  padding: 5px 8px;
  font-size: 11px;
}

#saved-papers-list .saved-paper {
  overflow: hidden;
  border: 1px solid #e3eae4;
  border-radius: 10px;
  background: #fff;
  transition: border-color .15s ease, box-shadow .15s ease;
}

#saved-papers-list .saved-paper[open] {
  border-color: #b8d3bf;
  box-shadow: 0 5px 18px rgb(23 45 31 / 5%);
}

#saved-papers-list .saved-paper > summary {
  display: grid;
  grid-template-columns: 17px minmax(0, 1fr) auto;
  align-items: center;
  gap: 11px;
  min-height: 68px;
  padding: 12px 14px;
  list-style: none;
  cursor: pointer;
  background: #fff;
}

#saved-papers-list .saved-paper > summary::-webkit-details-marker {
  display: none;
}

#saved-papers-list .saved-paper > summary:hover {
  background: #fafcfb;
}

#saved-papers-list .saved-paper > summary.paper-selected {
  background: #f0f7f2;
}

#saved-papers-list .saved-paper > summary > input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--ui-accent);
}

#saved-papers-list .saved-paper > summary > span:nth-of-type(1) {
  display: block;
  min-width: 0;
}

#saved-papers-list .saved-paper > summary strong,
#saved-papers-list .saved-paper > summary small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#saved-papers-list .saved-paper > summary strong {
  color: #2a3930;
  font-size: 13px;
  font-weight: 650;
  line-height: 1.45;
}

#saved-papers-list .saved-paper > summary small {
  margin-top: 4px;
  color: #77847b;
  font-size: 11px;
  line-height: 1.45;
}

#saved-papers-list .saved-paper > summary .type-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 68px;
  padding: 5px 8px;
  border: 1px solid #e1e9e3;
  border-radius: 7px;
  color: #647268;
  background: #f7f9f7;
  font-size: 11px;
  white-space: nowrap;
}

#saved-papers-list .saved-paper[open] > summary .type-tag {
  border-color: #cde1d1;
  color: var(--ui-accent-dark);
  background: var(--ui-accent-soft);
}

#saved-papers-list .saved-paper-content {
  padding: 0 14px 14px;
  border-top: 1px solid #edf1ed;
}

#saved-papers-list .paper-print-header {
  padding: 15px 0 10px;
}

#saved-papers-list .paper-print-header h2 {
  color: #29382f;
  font-size: 17px;
}

#saved-papers-list .paper-print-header p {
  color: #77847b;
  font-size: 11px;
}

#saved-papers-list .paper-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px 0;
  border-top: 1px solid #edf1ed;
  border-bottom: 1px solid #edf1ed;
}

#saved-papers-list .paper-actions button {
  min-height: 32px;
  padding: 6px 9px;
  border-radius: 7px;
  font-size: 11px;
  white-space: nowrap;
}

#saved-papers-list .paper-actions .primary {
  padding-inline: 12px;
}

#saved-papers-list .paper-actions .danger-button {
  margin-left: auto;
}

#saved-papers-list .paper-group {
  padding: 15px 0;
}

#saved-papers-list .paper-group + .paper-group {
  border-top-color: #e8ede9;
}

#saved-papers-list .empty {
  min-height: 110px;
  padding: 24px 16px;
  border: 1px dashed #dce5de;
  border-radius: 9px;
  color: #738077;
  background: #fafcfa;
  font-size: 12px;
}

@media(max-width: 1240px) {
  .paper-workbench {
    grid-template-columns: minmax(210px, .68fr) minmax(360px, 1.32fr);
  }

  .paper-composition-panel {
    position: static;
    grid-column: 1 / -1;
  }

  .paper-composition-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-height: 280px;
  }
}

@media(max-width: 850px) {
  .paper-workbench {
    grid-template-columns: minmax(0, 1fr);
  }

  .paper-composition-panel {
    grid-column: auto;
  }

  .paper-composition-list {
    grid-template-columns: 1fr;
    max-height: 360px;
  }
}

@media(max-width: 650px) {
  .paper-page-heading h2 {
    font-size: 22px;
  }

  .paper-mode-switch {
    width: 100%;
  }

  .paper-mode-switch button {
    flex: 1;
    min-width: 0;
    padding-inline: 8px;
    font-size: 12px;
  }

  .paper-setup-panel,
  .paper-pick-panel,
  .paper-composition-panel {
    padding: 14px;
  }

  .manual-paper-filters {
    grid-template-columns: 1fr;
  }

  .paper-candidate-row {
    grid-template-columns: 18px minmax(0, 1fr);
  }

  .paper-candidate-count {
    grid-column: 2;
    justify-self: start;
  }

  #saved-papers-list .saved-paper > summary {
    grid-template-columns: 16px minmax(0, 1fr);
    gap: 8px;
    padding: 11px;
  }

  #saved-papers-list .saved-paper > summary .type-tag {
    grid-column: 2;
    justify-self: start;
  }

  #saved-papers-list .bulk-toolbar {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  #saved-papers-list .bulk-toolbar button {
    margin-left: 0;
  }

  #saved-papers-list .paper-actions {
    gap: 5px;
  }

  #saved-papers-list .paper-actions button {
    flex: 1 1 112px;
  }

  #saved-papers-list .paper-actions .danger-button {
    margin-left: 0;
  }
}