:root {
  color-scheme: light;
  --paper: #f2f0e9;
  --surface: #fff;
  --ink: #12251d;
  --muted: #66736c;
  --line: #d7dcd5;
  --green: #176447;
  --green-dark: #102820;
  --green-soft: #dfeee6;
  --lime: #d9ed80;
  --amber: #bb6b24;
  --amber-soft: #faead8;
  --red: #a53e31;
  --red-soft: #f6e3df;
  --blue: #285f7e;
  --blue-soft: #e3eef4;
  --shadow: 0 18px 48px rgba(16, 40, 32, 0.08);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 95% 0%, rgba(217, 237, 128, 0.28), transparent 26rem),
    var(--paper);
}

body.dialog-open {
  overflow: hidden;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
select,
input[type="file"] {
  cursor: pointer;
}

button:disabled,
input:disabled,
select:disabled,
textarea:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

a {
  color: inherit;
}

:focus-visible {
  outline: 3px solid rgba(23, 100, 71, 0.24);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  transform: translateY(-150%);
  padding: 10px 14px;
  color: #fff;
  background: var(--green-dark);
}

.skip-link:focus {
  transform: translateY(0);
}

.topbar {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(28px, calc((100vw - 1240px) / 2));
  border-bottom: 1px solid rgba(18, 37, 29, 0.1);
  background: rgba(242, 240, 233, 0.9);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 50% 50% 50% 12px;
  color: #fff;
  background: var(--green);
  font-family: ui-serif, "Songti SC", serif;
  font-size: 21px;
  font-weight: 800;
}

.brand > span:last-child {
  display: grid;
  gap: 2px;
}

.brand strong {
  font-size: 17px;
  letter-spacing: 0.05em;
}

.brand small {
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.15em;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.quiet-link {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.quiet-link:hover {
  color: var(--green);
}

.account-chip,
.format-badge,
.status-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
}

.account-chip {
  min-height: 34px;
  padding: 0 13px;
  color: var(--green-dark);
  background: var(--green-soft);
  font-size: 12px;
  font-weight: 750;
}

main {
  width: min(1240px, calc(100% - 56px));
  margin: 0 auto;
  padding: 62px 0 90px;
}

.access-state {
  max-width: 650px;
  margin: 10vh auto;
  padding: 56px;
  border: 1px solid var(--line);
  border-radius: 24px;
  text-align: center;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow);
}

.access-state h1 {
  margin: 10px 0;
  font-family: ui-serif, "Songti SC", serif;
  font-size: clamp(30px, 5vw, 48px);
}

.access-state p:last-child {
  color: var(--muted);
  line-height: 1.7;
}

.eyebrow,
.section-index {
  margin: 0;
  color: var(--green);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.16em;
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.6fr);
  align-items: end;
  gap: 48px;
  margin-bottom: 34px;
}

.intro h1 {
  margin: 12px 0 0;
  font-family: ui-serif, "Songti SC", "STSong", serif;
  font-size: clamp(38px, 5.5vw, 68px);
  font-weight: 650;
  letter-spacing: -0.05em;
  line-height: 1.08;
}

.intro-note {
  margin: 0 0 4px;
  padding-left: 22px;
  border-left: 3px solid var(--lime);
  color: var(--muted);
  line-height: 1.75;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}

.metric-card {
  display: grid;
  min-height: 142px;
  align-content: space-between;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
}

.metric-card span,
.metric-card small {
  color: var(--muted);
  font-size: 12px;
}

.metric-card strong {
  font-family: ui-serif, Georgia, serif;
  font-size: 40px;
  font-weight: 700;
}

.metric-primary {
  border-color: var(--green-dark);
  color: #fff;
  background: var(--green-dark);
}

.metric-primary span,
.metric-primary small {
  color: rgba(255, 255, 255, 0.68);
}

.panel {
  margin-top: 18px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 10px 34px rgba(16, 40, 32, 0.04);
}

.panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

.panel-heading h2 {
  margin: 6px 0 0;
  font-family: ui-serif, "Songti SC", serif;
  font-size: 30px;
}

.format-badge {
  min-height: 32px;
  padding: 0 12px;
  color: var(--green);
  background: var(--green-soft);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.upload-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
  gap: 18px;
}

.dropzone {
  display: grid;
  min-height: 230px;
  place-items: center;
  align-content: center;
  gap: 10px;
  padding: 30px;
  border: 1.5px dashed #9eaaa3;
  border-radius: 18px;
  text-align: center;
  background: #fafbf8;
  transition: 160ms ease;
}

.dropzone:hover {
  border-color: var(--green);
  background: #f3f8f4;
}

.dropzone input {
  max-width: 100%;
  margin-top: 8px;
}

.dropzone strong {
  font-size: 19px;
}

.dropzone > span:not(.drop-icon) {
  color: var(--muted);
  font-size: 13px;
}

.drop-icon {
  display: grid;
  width: 50px;
  height: 50px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--green);
  font-size: 24px;
}

.import-guide {
  padding: 26px;
  border-radius: 18px;
  color: #fff;
  background: var(--green-dark);
}

.import-guide h3 {
  margin: 0 0 18px;
}

.import-guide ol {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 21px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 13px;
  line-height: 1.6;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 12px;
}

.check-row input {
  width: 17px;
  height: 17px;
  accent-color: var(--lime);
}

.file-preview {
  margin-top: 18px;
  padding: 20px;
  border: 1px solid #b9d5c5;
  border-radius: 16px;
  background: #f5faf6;
}

.preview-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 16px;
}

.preview-summary > div {
  display: grid;
  gap: 4px;
}

.preview-summary span {
  color: var(--muted);
  font-size: 12px;
}

.preview-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th,
td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

th {
  color: var(--muted);
  background: #f6f7f4;
  font-size: 11px;
  letter-spacing: 0.04em;
}

tr:last-child td {
  border-bottom: 0;
}

.button {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  padding: 0 17px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 780;
}

.button-primary {
  color: #fff;
  background: var(--green);
}

.button-primary:hover {
  background: #0f5239;
}

.button-outline {
  border-color: var(--line);
  color: var(--ink);
  background: transparent;
}

.button-dark {
  color: #fff;
  background: var(--green-dark);
}

.button-danger {
  color: var(--red);
  background: var(--red-soft);
}

.batch-list,
.question-list,
.audit-list {
  display: grid;
  gap: 12px;
}

.batch-row {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(2, minmax(100px, 0.35fr)) auto;
  align-items: center;
  gap: 18px;
  padding: 17px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
}

.batch-main {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.batch-main strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.batch-main small,
.batch-stat span,
.question-meta,
.audit-row,
.empty-state {
  color: var(--muted);
  font-size: 12px;
}

.batch-stat {
  display: grid;
  gap: 3px;
}

.batch-stat strong {
  font-size: 18px;
}

.batch-actions,
.question-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.batch-actions .button,
.question-actions .button {
  min-height: 34px;
  padding: 0 13px;
  font-size: 12px;
}

.status-badge {
  width: fit-content;
  min-height: 25px;
  padding: 0 9px;
  font-size: 11px;
  font-weight: 800;
}

.status-draft,
.status-ready,
.status-rolled_back {
  color: var(--amber);
  background: var(--amber-soft);
}

.status-published {
  color: var(--green);
  background: var(--green-soft);
}

.status-hidden {
  color: var(--red);
  background: var(--red-soft);
}

.content-heading {
  align-items: end;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.filter-bar input,
.filter-bar select,
.field input,
.field textarea,
.field select,
.answer-card textarea,
.answer-card input,
.answer-card select {
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  background: #fff;
}

.filter-bar input,
.filter-bar select {
  min-height: 40px;
  padding: 0 12px;
}

.filter-bar input {
  width: min(280px, 50vw);
}

.active-filter {
  margin: -8px 0 16px;
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--blue);
  background: var(--blue-soft);
  font-size: 12px;
}

.question-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 15px;
}

.question-row h3 {
  margin: 8px 0;
  font-size: 18px;
}

.question-overline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.question-excerpt {
  display: -webkit-box;
  max-width: 800px;
  margin: 0 0 12px;
  overflow: hidden;
  color: #425048;
  font-size: 13px;
  line-height: 1.65;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.empty-state {
  padding: 38px;
  border: 1px dashed var(--line);
  border-radius: 14px;
  text-align: center;
}

.audit-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) auto;
  gap: 16px;
  padding: 12px 4px;
  border-bottom: 1px solid var(--line);
}

.audit-row:last-child {
  border-bottom: 0;
}

.edit-dialog {
  width: min(900px, calc(100vw - 30px));
  max-height: calc(100vh - 36px);
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 22px;
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 30px 100px rgba(16, 40, 32, 0.25);
}

.edit-dialog::backdrop {
  background: rgba(11, 25, 20, 0.58);
  backdrop-filter: blur(4px);
}

.edit-dialog form {
  display: flex;
  max-height: calc(100vh - 36px);
  flex-direction: column;
}

.dialog-header,
.dialog-footer {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 26px;
}

.dialog-header {
  border-bottom: 1px solid var(--line);
}

.dialog-header h2 {
  margin: 4px 0 0;
  font-family: ui-serif, "Songti SC", serif;
  font-size: 28px;
}

.icon-button {
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  color: var(--muted);
  background: #f0f2ee;
  font-size: 24px;
}

.dialog-body {
  display: grid;
  gap: 17px;
  padding: 24px 26px;
  overflow-y: auto;
}

.field,
.answer-card {
  display: grid;
  gap: 7px;
}

.field > span {
  font-size: 12px;
  font-weight: 760;
}

.field input,
.field select {
  min-height: 42px;
  padding: 0 12px;
}

.field textarea {
  min-height: 130px;
  padding: 12px;
  resize: vertical;
  line-height: 1.6;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.answer-editor {
  margin-top: 8px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.answer-editor-heading h3 {
  margin: 0;
}

.answer-editor-heading p {
  margin: 5px 0 14px;
  color: var(--muted);
  font-size: 12px;
}

.no-accepted {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 12px;
}

#editAnswers {
  display: grid;
  gap: 12px;
}

.answer-card {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fafbf8;
}

.answer-card textarea {
  min-height: 96px;
  padding: 11px;
  resize: vertical;
  line-height: 1.55;
}

.answer-controls {
  display: grid;
  grid-template-columns: 1fr 150px auto;
  align-items: end;
  gap: 10px;
}

.answer-controls label {
  display: grid;
  gap: 5px;
  font-size: 11px;
  font-weight: 700;
}

.answer-controls input[type="text"],
.answer-controls select {
  min-height: 38px;
  padding: 0 10px;
}

.accepted-control {
  display: flex !important;
  min-height: 38px;
  align-items: center;
  gap: 7px !important;
  white-space: nowrap;
}

.dialog-footer {
  justify-content: flex-end;
  border-top: 1px solid var(--line);
  background: #f8f8f5;
}

.inline-message {
  min-height: 20px;
  margin: 10px 0 0;
  color: var(--red);
  font-size: 12px;
}

.toast {
  position: fixed;
  z-index: 80;
  right: 24px;
  bottom: 24px;
  max-width: min(380px, calc(100vw - 48px));
  padding: 14px 18px;
  border-radius: 12px;
  color: #fff;
  background: var(--green-dark);
  box-shadow: var(--shadow);
  font-size: 13px;
}

.toast.is-error {
  background: var(--red);
}

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

  .intro,
  .upload-grid {
    grid-template-columns: 1fr;
  }

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

  .batch-actions {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }

  .content-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .filter-bar {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .topbar {
    min-height: 68px;
    padding: 0 16px;
  }

  .brand small,
  .quiet-link {
    display: none;
  }

  .account-chip {
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  main {
    width: min(100% - 24px, 1240px);
    padding-top: 34px;
  }

  .intro h1 {
    font-size: 40px;
  }

  .metric-grid {
    gap: 8px;
  }

  .metric-card {
    min-height: 120px;
    padding: 16px;
  }

  .panel {
    padding: 20px;
    border-radius: 18px;
  }

  .panel-heading,
  .preview-summary,
  .question-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .panel-heading {
    display: flex;
  }

  .question-row {
    display: flex;
  }

  .question-actions {
    justify-content: flex-start;
  }

  .batch-row {
    grid-template-columns: 1fr 1fr;
  }

  .batch-main {
    grid-column: 1 / -1;
  }

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

  .dialog-header,
  .dialog-body,
  .dialog-footer {
    padding-right: 18px;
    padding-left: 18px;
  }
}