:root {
  color: #111827;
  background: #eef2f7;
  font-family: "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
}

html,
body,
#app {
  height: 100%;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  overflow: hidden;
}

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

button {
  cursor: pointer;
}

.app-shell {
  height: 100vh;
  min-height: 0;
  display: grid;
  grid-template-columns: 232px 1fr;
  overflow: hidden;
}

.sidebar {
  background:
    radial-gradient(circle at 0% 84%, rgba(37, 99, 235, 0.42), transparent 22%),
    linear-gradient(180deg, #061326, #071b34 62%, #042243);
  color: #e5e7eb;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-height: 0;
}

.brand,
.nav-item {
  width: 100%;
  border: 0;
  color: inherit;
  background: transparent;
  display: flex;
  align-items: center;
  gap: 10px;
  text-align: left;
}

.brand {
  font-weight: 800;
  gap: 7px;
  font-size: 19px;
  letter-spacing: 0.04em;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: block;
  object-fit: contain;
  flex: 0 0 42px;
}

.main-nav {
  display: grid;
  gap: 8px;
}

.nav-item {
  padding: 11px 12px;
  border-radius: 8px;
}

.nav-item svg,
.btn svg,
.download-link svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-item.is-active {
  background: linear-gradient(135deg, #0d6efd, #1687ff);
  color: #fff;
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.26);
}

.nav-item.is-soft-disabled {
  opacity: 0.55;
}

.sidebar-cache-button {
  margin-top: auto;
  width: 100%;
  border: 1px solid rgba(248, 113, 113, 0.42);
  border-radius: 8px;
  padding: 10px 12px;
  background: rgba(127, 29, 29, 0.22);
  color: #fecaca;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-align: left;
}

.sidebar-cache-button svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sidebar-cache-button:disabled {
  opacity: 0.62;
  cursor: default;
}

.sidebar-footer {
  margin-top: 0;
  display: flex;
  gap: 8px;
  color: #94a3b8;
  font-size: 13px;
}

.page-host {
  min-width: 0;
  height: 100vh;
  overflow: auto;
  padding: 24px 24px 108px;
}

.page-host.is-page-navigating {
  cursor: progress;
  pointer-events: none;
}

.page-import-host {
  overflow: hidden;
  padding: 16px 20px;
}

.page-recognition-host {
  overflow: hidden;
  padding: 16px 20px;
}

.page-library-host {
  padding-bottom: 126px;
}

.admin-page { max-width: 1440px; margin: 0 auto; }
.admin-header { display: flex; justify-content: space-between; gap: 24px; align-items: start; margin-bottom: 22px; }
.admin-header h1 { margin: 2px 0 8px; font-size: 28px; }.admin-header p { margin: 0; color: #64748b; }.eyebrow { color: #2563eb !important; font-weight: 700; font-size: 13px; }
.admin-summary { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; margin-bottom: 20px; }.admin-summary article { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 16px; }.admin-summary span,.admin-table small { display:block; color:#64748b; font-size:12px; margin-top:4px; }.admin-summary strong { display:block; margin-top:6px; font-size:22px; }
.admin-table-wrap { overflow:auto; background:#fff; border:1px solid #e2e8f0; border-radius:12px; }.admin-table { width:100%; min-width:1050px; border-collapse:collapse; text-align:left; }.admin-table th,.admin-table td { padding:13px 14px; border-bottom:1px solid #e2e8f0; vertical-align:top; font-size:13px; }.admin-table th { background:#f8fafc; color:#475569; white-space:nowrap; }.admin-table td strong { display:block; }.admin-note,.admin-error { color:#64748b; font-size:13px; }.admin-error { color:#b91c1c; }

.upstream-status {
  display: grid;
  gap: 7px;
  padding: 11px 10px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 8px;
  background: rgba(15, 35, 63, 0.52);
  color: #cbd5e1;
  font-size: 12px;
}

.upstream-status strong { color: #f8fafc; font-size: 12px; }

.upstream-status-row { display: grid; grid-template-columns: 8px 1fr auto; align-items: center; gap: 7px; }
.upstream-status-row em { color: #94a3b8; font-style: normal; font-size: 11px; }
.upstream-status-dot { width: 8px; height: 8px; border-radius: 50%; background: #94a3b8; }
.upstream-status-dot.is-normal { background: #22c55e; box-shadow: 0 0 8px rgba(34, 197, 94, 0.8); }
.upstream-status-dot.is-busy { background: #facc15; box-shadow: 0 0 8px rgba(250, 204, 21, 0.8); }
.upstream-status-dot.is-congested,
.upstream-status-dot.is-unavailable { background: #ef4444; box-shadow: 0 0 8px rgba(239, 68, 68, 0.8); }

.sidebar-account {
  border-top: 1px solid rgba(148, 163, 184, 0.24);
  padding-top: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.sidebar-account-copy {
  min-width: 0;
  flex: 1;
  display: grid;
  gap: 3px;
}

.sidebar-account-copy strong,
.sidebar-account-copy span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-account-copy strong {
  color: #f8fafc;
  font-size: 13px;
}

.sidebar-account-copy span {
  color: #94a3b8;
  font-size: 11px;
}

.sidebar-account-actions {
  display: flex;
  gap: 4px;
}

.sidebar-account-actions button {
  width: 30px;
  height: 30px;
  border: 0;
  border-radius: 6px;
  background: rgba(148, 163, 184, 0.12);
  color: #cbd5e1;
  display: grid;
  place-items: center;
}

.sidebar-account-actions button:hover {
  background: rgba(148, 163, 184, 0.24);
  color: #fff;
}

.sidebar-account-actions svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.access-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(440px, 1.16fr) minmax(460px, 0.84fr);
  background: #f3f7f8;
  color: #172033;
  overflow: auto;
  animation: access-page-in 0.7s ease both;
}

.access-visual {
  position: relative;
  min-height: 100vh;
  isolation: isolate;
  overflow: hidden;
  color: #f8fafc;
  background:
    radial-gradient(circle at 82% 16%, rgba(68, 210, 191, 0.24), transparent 26%),
    radial-gradient(circle at 18% 92%, rgba(34, 158, 175, 0.22), transparent 28%),
    linear-gradient(135deg, #071a32 0%, #0d3753 56%, #0b5966 100%);
}

.access-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.36;
  background-image: linear-gradient(rgba(117, 216, 205, 0.16) 1px, transparent 1px), linear-gradient(90deg, rgba(117, 216, 205, 0.16) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(135deg, #000 0%, transparent 62%);
  animation: access-grid-drift 18s linear infinite;
}

.access-visual::after {
  content: "";
  position: absolute;
  width: 480px;
  height: 480px;
  right: -170px;
  bottom: -205px;
  z-index: -1;
  border: 1px solid rgba(100, 228, 209, 0.32);
  border-radius: 50%;
  box-shadow: 0 0 0 32px rgba(100, 228, 209, 0.07), 0 0 0 64px rgba(100, 228, 209, 0.04);
  animation: access-orbit 16s ease-in-out infinite;
}

.access-visual-wash {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(120deg, rgba(5, 17, 38, 0.18), transparent 55%), radial-gradient(circle at 72% 69%, rgba(74, 224, 202, 0.08), transparent 23%);
  pointer-events: none;
}

.access-brand {
  height: 98px;
  padding: 0 clamp(24px, 5vw, 72px);
  color: #f8fafc;
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0;
}

.access-brand img {
  width: 45px;
  height: 45px;
  object-fit: contain;
}

.access-brand-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-left: 8px;
  color: rgba(226, 232, 240, 0.7);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.access-brand-status i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #57d8bf;
  box-shadow: 0 0 0 4px rgba(87, 216, 191, 0.15);
  animation: access-pulse 2.4s ease-in-out infinite;
}

.access-visual-content {
  position: relative;
  width: min(100%, 690px);
  padding: clamp(98px, 17vh, 176px) clamp(24px, 5vw, 70px) 48px clamp(24px, 8vw, 118px);
  animation: access-content-in 0.85s 0.1s ease both;
}

.access-eyebrow {
  display: flex;
  align-items: center;
  gap: 18px;
  color: #79e2d3;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.access-visual-content h2 {
  margin: 24px 0 20px;
  color: #f8fafc;
  font-size: clamp(34px, 3.35vw, 52px);
  line-height: 1.18;
  letter-spacing: 0;
  white-space: nowrap;
}

.access-visual-content h2 em {
  display: inline;
  color: #69e3d0;
  font-style: normal;
}

.access-visual-content p {
  max-width: 450px;
  margin: 0;
  color: rgba(226, 232, 240, 0.72);
  font-size: 16px;
  line-height: 1.85;
}

.access-workflow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 34px;
}

.access-workflow span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: rgba(248, 250, 252, 0.88);
  font-size: 12px;
  font-weight: 700;
}

.access-workflow b {
  color: #6ce4d1;
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 11px;
  letter-spacing: 0.06em;
}

.access-workflow i {
  width: 24px;
  height: 1px;
  background: rgba(182, 235, 226, 0.4);
}

.access-visual-footer {
  position: absolute;
  left: clamp(24px, 5vw, 72px);
  right: clamp(24px, 5vw, 72px);
  bottom: 28px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: rgba(226, 232, 240, 0.42);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.access-auth-zone {
  min-width: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 48px clamp(20px, 5vw, 86px);
  background: linear-gradient(145deg, #f8fbfb, #eef4f5);
}

.access-panel,
.access-loading {
  width: min(100%, 450px);
  max-width: 450px;
  align-self: center;
  justify-self: center;
  margin: 0;
}

.access-panel {
  position: relative;
  padding: 42px 40px 32px;
  border: 1px solid #dce8e9;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 24px 70px rgba(17, 54, 68, 0.12), 0 3px 10px rgba(17, 37, 55, 0.04);
  backdrop-filter: blur(16px);
  animation: access-panel-in 0.72s 0.14s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.access-heading {
  display: grid;
  gap: 8px;
  margin-bottom: 28px;
}

.access-heading h1,
.access-heading p {
  margin: 0;
}

.access-heading h1 {
  color: #0c2033;
  font-size: 30px;
  line-height: 1.2;
  letter-spacing: 0;
}

.access-heading p {
  max-width: 330px;
  color: #6b7b88;
  font-size: 13px;
  line-height: 1.7;
}

.access-kicker {
  color: #168f87;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.access-mode {
  height: 44px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid #dae3e8;
  border-radius: 10px;
  padding: 3px;
  margin-bottom: 22px;
  background: #f1f5f6;
}

.access-mode button {
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: #667085;
  font-weight: 700;
}

.access-mode button.is-active {
  background: #fff;
  color: #0c2033;
  box-shadow: 0 3px 8px rgba(17, 37, 55, 0.12);
}

.access-methods {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  padding: 3px;
  border: 1px solid #dae3e8;
  border-radius: 10px;
  background: #f1f5f6;
}

.access-methods.is-two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.access-methods button {
  min-width: 0;
  min-height: 38px;
  border: 0;
  border-radius: 5px;
  padding: 6px 8px;
  background: transparent;
  color: #667085;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.3;
  white-space: normal;
}

.access-methods button.is-active {
  background: #fff;
  color: #172033;
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.13);
}

.access-form {
  display: grid;
  gap: 15px;
}

.access-form label {
  display: grid;
  gap: 7px;
  color: #304758;
  font-size: 13px;
  font-weight: 700;
}

.access-form input {
  width: 100%;
  height: 46px;
  border: 1px solid #d4dfe5;
  border-radius: 9px;
  padding: 0 13px;
  color: #172033;
  background: #fbfcfc;
  outline: none;
}

.access-form input:focus {
  border-color: #25a79c;
  box-shadow: 0 0 0 3px rgba(37, 167, 156, 0.13);
}

.access-input-shell {
  position: relative;
  display: flex;
  align-items: center;
  border: 1px solid #d4dfe5;
  border-radius: 9px;
  background: #fbfcfc;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.access-input-shell:focus-within {
  border-color: #25a79c;
  box-shadow: 0 0 0 3px rgba(37, 167, 156, 0.13);
  transform: translateY(-1px);
}

.access-input-shell input {
  min-width: 0;
  flex: 1;
  height: 44px;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.access-input-shell input:focus {
  border: 0;
  box-shadow: none;
}

.access-field-icon {
  width: 42px;
  display: grid;
  place-items: center;
  color: #8ca0ab;
}

.access-field-icon svg,
.access-input-action svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.access-input-action {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: #8ca0ab;
}

.access-input-action:hover,
.access-input-action[aria-pressed="true"] {
  color: #168f87;
  background: #e9f7f5;
}

.access-code-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.access-code-button {
  min-width: 106px;
  border: 1px solid #b8c2cf;
  border-radius: 6px;
  padding: 0 12px;
  background: #fff;
  color: #344054;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.access-code-button:hover:not(:disabled) {
  border-color: #25a79c;
  color: #168f87;
}

.access-code-button:disabled {
  opacity: 0.58;
  cursor: default;
}

.access-login-options {
  min-height: 22px;
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}

.access-form .access-login-option {
  display: inline-flex;
  grid-template-columns: none;
  align-items: center;
  gap: 7px;
  color: #475467;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.access-form .access-login-option input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin: 0;
  padding: 0;
  accent-color: #168f87;
  cursor: pointer;
}

.access-dev-code {
  border-left: 3px solid #0f766e;
  background: #ecfdf5;
  color: #065f46;
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.55;
}

.access-primary-button,
.access-secondary-button {
  min-height: 48px;
  border-radius: 10px;
  padding: 10px 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
}

.access-primary-button {
  border: 1px solid #147f79;
  background: #168f87;
  color: #fff;
  box-shadow: 0 12px 22px rgba(22, 143, 135, 0.22);
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.access-primary-button:hover:not(:disabled) {
  background: #11746e;
  box-shadow: 0 14px 26px rgba(22, 143, 135, 0.28);
  transform: translateY(-2px);
}

.access-primary-button:active:not(:disabled) {
  transform: translateY(0);
}

.access-button-arrow {
  margin-left: auto;
  font-size: 20px;
  line-height: 1;
  transition: transform 0.2s ease;
}

.access-primary-button:hover:not(:disabled) .access-button-arrow {
  transform: translate(3px, -3px);
}

.access-secondary-button {
  border: 1px solid #c8d5dc;
  background: #fff;
  color: #344054;
}

.access-primary-button:disabled,
.access-secondary-button:disabled {
  opacity: 0.58;
  cursor: default;
}

.access-primary-button svg,
.access-secondary-button svg,
.storage-setup-icon svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.access-error {
  border: 1px solid #f0c4bf;
  border-left: 3px solid #d15f51;
  border-radius: 8px;
  background: #fff5f2;
  color: #95453c;
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.55;
}

.storage-setup-panel {
  text-align: center;
}

.storage-setup-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 18px;
  border-radius: 14px;
  background: #e5f6f2;
  color: #168f87;
  display: grid;
  place-items: center;
}

.storage-setup-icon svg {
  width: 28px;
  height: 28px;
}

.storage-setup-actions {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
}

.access-link-button {
  border: 0;
  background: transparent;
  color: #667085;
  margin-top: 18px;
  padding: 6px;
  font-size: 13px;
}

.access-link-button:hover {
  color: #168f87;
}

.access-form-note {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: #81919d;
  font-size: 11px;
  line-height: 1.5;
}

.access-note-dot {
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #ee8f5d;
}

.access-loading {
  color: #475467;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.access-spinner {
  width: 22px;
  height: 22px;
  border: 3px solid #cbd5e1;
  border-top-color: #168f87;
  border-radius: 50%;
  animation: access-spin 0.8s linear infinite;
}

@keyframes access-spin {
  to { transform: rotate(360deg); }
}

@keyframes access-page-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes access-content-in {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes access-panel-in {
  from { opacity: 0; transform: translateY(20px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes access-grid-drift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(52px, 52px, 0); }
}

@keyframes access-orbit {
  0%, 100% { transform: rotate(-6deg) translateY(0); }
  50% { transform: rotate(4deg) translateY(-14px); }
}

@keyframes access-pulse {
  0%, 100% { opacity: 0.55; transform: scale(0.86); }
  50% { opacity: 1; transform: scale(1.1); }
}

@media (prefers-reduced-motion: reduce) {
  .access-page,
  .access-visual::before,
  .access-visual::after,
  .access-brand-status i,
  .access-visual-content,
  .access-panel {
    animation: none;
  }
}

@media (max-width: 880px) {
  .access-page {
    grid-template-columns: 1fr;
  }

  .access-visual {
    min-height: 360px;
  }

  .access-visual-content {
    padding-top: 52px;
  }

  .access-visual-content h2 {
    font-size: clamp(34px, 8vw, 54px);
    white-space: normal;
  }

  .access-auth-zone {
    min-height: auto;
    padding: 40px 20px 60px;
  }
}

@media (max-width: 600px) {
  .access-brand {
    height: 56px;
    padding: 0 16px;
  }

  .access-brand img {
    width: 46px;
    height: 36px;
  }

  .access-brand-status {
    display: none;
  }

  .access-visual {
    min-height: 300px;
  }

  .access-visual-content {
    padding: 18px 24px 42px;
  }

  .access-visual-content h2 {
    margin: 14px 0 10px;
    font-size: 32px;
  }

  .access-visual-content p {
    max-width: 300px;
    font-size: 12px;
    line-height: 1.55;
  }

  .access-workflow {
    margin-top: 14px;
  }

  .access-workflow i {
    width: 14px;
  }

  .access-visual-footer {
    left: 24px;
    right: 24px;
    bottom: 18px;
    font-size: 8px;
  }

  .access-panel {
    width: calc(100vw - 40px);
    min-width: 0;
    max-width: calc(100vw - 40px);
    padding: 28px 20px 24px;
    border-radius: 14px;
  }

  .access-heading h1 {
    font-size: 26px;
  }

  .access-methods button {
    padding-inline: 4px;
    font-size: 11px;
  }
}

.page-golden-host {
  overflow: hidden;
  padding: 16px 20px;
}

.golden-workbench {
  height: calc(100vh - 32px);
  min-height: 0;
  display: flex;
  flex-direction: column;
  color: #172033;
}

.golden-topbar {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 2px 12px;
}

.golden-topbar h1 {
  margin: 2px 0 0;
  font-size: 22px;
}

.golden-topbar-actions,
.golden-paper-title,
.golden-document-toolbar,
.golden-zoom-control,
.golden-page-footer {
  display: flex;
  align-items: center;
}

.golden-topbar-actions {
  gap: 8px;
}

.golden-progress-copy {
  color: #526075;
  font-size: 13px;
  font-weight: 700;
  margin-right: 4px;
}

.golden-file-input {
  display: none;
}

.golden-layout {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(190px, 230px) minmax(520px, 1fr) minmax(260px, 310px);
  border: 1px solid #cbd5e1;
  background: #fff;
  overflow: hidden;
}

.golden-paper-queue,
.golden-label-panel,
.golden-document-panel {
  min-width: 0;
  min-height: 0;
}

.golden-paper-queue,
.golden-label-panel {
  display: flex;
  flex-direction: column;
  background: #f8fafc;
}

.golden-paper-queue {
  border-right: 1px solid #d8e0ea;
}

.golden-label-panel {
  border-left: 1px solid #d8e0ea;
}

.golden-panel-heading {
  height: 48px;
  flex: 0 0 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  border-bottom: 1px solid #d8e0ea;
  background: #fff;
}

.golden-panel-heading span {
  min-width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #e8eef6;
  color: #46566d;
  font-size: 12px;
  font-weight: 800;
}

.golden-paper-list,
.golden-label-list {
  min-height: 0;
  overflow: auto;
}

.golden-paper-list {
  flex: 1;
  padding: 7px;
}

.golden-paper-item {
  position: relative;
  width: 100%;
  min-height: 58px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
}

.golden-paper-select {
  width: 100%;
  min-height: 58px;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) 22px;
  align-items: center;
  gap: 8px;
  border: 0;
  border-radius: 5px;
  padding: 7px 34px 7px 8px;
  background: transparent;
  color: #233047;
  text-align: left;
}

.golden-paper-item:hover,
.golden-paper-item:focus-within {
  background: #edf3fa;
}

.golden-paper-item.is-active {
  border-color: #3b82f6;
  background: #eaf2ff;
}

.golden-paper-item.is-loading .golden-paper-state {
  font-size: 0;
}

.golden-paper-item.is-loading .golden-paper-state::after {
  content: "...";
  color: #2563eb;
  font-size: 12px;
  animation: golden-paper-loading 0.8s steps(3, end) infinite;
}

@keyframes golden-paper-loading {
  50% { opacity: 0.35; }
}

.golden-paper-delete {
  position: absolute;
  right: 6px;
  top: 50%;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  transform: translateY(-50%);
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: #94a3b8;
}

.golden-paper-delete svg {
  width: 14px;
  height: 14px;
}

.golden-paper-delete:hover,
.golden-paper-delete:focus-visible {
  background: #fee2e2;
  color: #b91c1c;
  outline: none;
}

.golden-paper-index,
.golden-paper-state {
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 800;
}

.golden-paper-index {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  background: #dfe7f1;
  color: #475569;
}

.golden-paper-item.is-complete .golden-paper-state {
  color: #0b8a61;
}

.golden-paper-copy {
  min-width: 0;
}

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

.golden-paper-copy strong {
  font-size: 13px;
}

.golden-paper-copy small {
  margin-top: 5px;
  color: #708096;
  font-size: 11px;
}

.golden-document-panel {
  display: grid;
  grid-template-rows: 52px minmax(0, 1fr);
  background: #e8edf3;
}

.golden-document-toolbar {
  justify-content: space-between;
  gap: 12px;
  padding: 0 12px;
  border-bottom: 1px solid #d3dbe5;
  background: #fff;
}

.golden-paper-title {
  min-width: 0;
  gap: 8px;
}

.golden-paper-title strong {
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 14px;
}

.golden-status,
.golden-pdf-link {
  flex: 0 0 auto;
  font-size: 12px;
}

.golden-status {
  padding: 3px 7px;
  border-radius: 4px;
  background: #fff1dd;
  color: #a74e08;
  font-weight: 700;
}

.golden-status.is-complete {
  background: #dcf6ea;
  color: #087b57;
}

.golden-pdf-link {
  color: #2563eb;
  text-decoration: none;
}

.golden-mode-control {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid #bcc8d6;
  border-radius: 6px;
  overflow: hidden;
}

.golden-mode-control button {
  min-width: 104px;
  height: 32px;
  border: 0;
  border-right: 1px solid #bcc8d6;
  background: #f8fafc;
  color: #405069;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
}

.golden-mode-control button:last-child {
  border-right: 0;
}

.golden-mode-control button.is-active:first-child {
  background: #1769e0;
  color: #fff;
}

.golden-mode-control button.is-active:last-child {
  background: #d64b2a;
  color: #fff;
}

.golden-mode-control kbd {
  min-width: 19px;
  height: 19px;
  display: grid;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 3px;
  font-family: inherit;
  font-size: 11px;
}

.golden-zoom-control {
  flex: 0 0 auto;
  gap: 6px;
  color: #56657a;
  font-size: 12px;
}

.golden-icon-button {
  width: 30px;
  height: 30px;
  border: 1px solid #c5cfdb;
  border-radius: 5px;
  background: #fff;
  color: #223047;
  display: grid;
  place-items: center;
  font-size: 21px;
  line-height: 1;
}

.golden-icon-button:disabled {
  opacity: 0.38;
  cursor: default;
}

.golden-page-strip {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  overflow-x: auto;
  border-bottom: 1px solid #d3dbe5;
  background: #f8fafc;
}

.golden-page-strip button {
  width: 29px;
  height: 28px;
  flex: 0 0 29px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: #526075;
  font-size: 12px;
}

.golden-page-strip button.is-active {
  border-color: #2563eb;
  background: #e7efff;
  color: #1455bd;
  font-weight: 800;
}

.golden-page-scroll {
  min-height: 0;
  overflow: auto;
  padding: 26px 50px 46px;
}

.golden-page-stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 34px;
}

.golden-page-sheet {
  position: relative;
  flex: 0 0 auto;
  padding-top: 25px;
}

.golden-page-number {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  color: #5c6b7f;
  font-size: 12px;
  font-weight: 700;
}

.golden-page-canvas {
  position: relative;
  margin: 0 auto;
  background: #fff;
  box-shadow: 0 8px 24px rgba(33, 47, 66, 0.18);
}

.golden-page-canvas > img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: fill;
  user-select: none;
}

.golden-row-hit {
  position: absolute;
  z-index: 2;
  min-height: 8px;
  border: 1px solid rgba(26, 115, 95, 0.2);
  border-radius: 2px;
  padding: 0;
  background: rgba(26, 115, 95, 0.025);
  color: #0f6255;
}

.golden-row-hit > span {
  position: absolute;
  right: calc(100% + 3px);
  top: 50%;
  transform: translateY(-50%);
  padding: 1px 3px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.93);
  color: inherit;
  font-size: 9px;
  line-height: 13px;
  font-weight: 800;
  white-space: nowrap;
  pointer-events: none;
}

.golden-row-hit:hover,
.golden-row-hit.is-selected {
  z-index: 4;
  border-color: #d29b16;
  background: rgba(250, 204, 21, 0.18);
  box-shadow: 0 0 0 1px rgba(210, 155, 22, 0.24);
}

.golden-row-hit.is-question {
  border: 2px solid #1769e0;
  background: rgba(23, 105, 224, 0.13);
  color: #0e55bc;
}

.golden-row-hit.is-answer {
  border: 2px solid #d64b2a;
  background: rgba(214, 75, 42, 0.13);
  color: #b6381a;
}

.golden-row-hit.is-title:not(.is-question):not(.is-answer) {
  border-color: rgba(8, 145, 178, 0.72);
  background: rgba(8, 145, 178, 0.09);
  color: #087d98;
}

.golden-row-hit.is-formula:not(.is-question):not(.is-answer) {
  border-color: rgba(234, 88, 12, 0.75);
  background: rgba(234, 88, 12, 0.1);
  color: #c2410c;
}

.golden-media-box {
  position: absolute;
  z-index: 1;
  border: 2px solid rgba(5, 150, 105, 0.68);
  background: rgba(5, 150, 105, 0.055);
  pointer-events: none;
}

.golden-media-box > span {
  display: none;
}

.golden-row-hit.is-muted:not(.is-question):not(.is-answer) {
  opacity: 0.36;
}

.golden-page-footer {
  justify-content: center;
  gap: 13px;
  border-top: 1px solid #d3dbe5;
  background: #fff;
  color: #526075;
  font-size: 13px;
}

.golden-label-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid #d8e0ea;
  background: #fff;
}

.golden-label-summary > div {
  min-height: 58px;
  display: grid;
  grid-template-columns: 11px 24px 1fr;
  align-items: center;
  gap: 7px;
  padding: 9px 12px;
}

.golden-label-summary > div + div {
  border-left: 1px solid #e0e6ee;
}

.golden-label-summary strong {
  font-size: 20px;
}

.golden-label-summary small {
  color: #66758a;
  font-size: 11px;
}

.golden-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.golden-dot.question {
  background: #1769e0;
}

.golden-dot.answer {
  background: #d64b2a;
}

.golden-label-list {
  flex: 1;
  padding: 8px;
}

.golden-label-item {
  width: 100%;
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 3px 8px;
  border: 1px solid transparent;
  border-radius: 5px;
  padding: 7px 8px;
  background: transparent;
  text-align: left;
}

.golden-label-item:hover,
.golden-label-item.is-active {
  background: #eef3f8;
  border-color: #c8d3df;
}

.golden-label-item > span {
  grid-row: 1 / span 2;
  align-self: center;
  padding: 3px 5px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 800;
  text-align: center;
}

.golden-label-item.question > span {
  background: #dceaff;
  color: #1459c0;
}

.golden-label-item.answer > span {
  background: #ffe5dd;
  color: #b53d20;
}

.golden-label-item strong {
  color: #28374e;
  font-size: 12px;
}

.golden-label-item small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #738198;
  font-size: 10px;
}

.golden-label-empty {
  padding: 34px 12px;
  color: #8390a2;
  font-size: 12px;
  text-align: center;
}

.golden-save-state {
  min-height: 28px;
  padding: 6px 12px;
  border-top: 1px solid #d8e0ea;
  color: #66758a;
  font-size: 11px;
}

.golden-save-state.is-error {
  color: #b42318;
}

.golden-side-actions {
  display: grid;
  gap: 7px;
  padding: 10px;
  border-top: 1px solid #d8e0ea;
  background: #fff;
}

.golden-side-actions .btn {
  justify-content: center;
}

.golden-empty-state {
  width: 100%;
  height: calc(100vh - 32px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 1px dashed #aebccc;
  background: #f8fafc;
  color: #56657a;
}

.golden-empty-state > div:not(.golden-spinner) {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #e1ebf7;
  color: #2563eb;
}

.golden-empty-state svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.golden-empty-state h1,
.golden-empty-state p {
  margin: 0;
}

.golden-empty-state h1 {
  font-size: 20px;
}

.golden-empty-state p {
  min-height: 18px;
  font-size: 13px;
}

.golden-spinner {
  width: 34px;
  height: 34px;
  border: 3px solid #cdd8e5;
  border-top-color: #2563eb;
  border-radius: 50%;
  animation: golden-spin 0.8s linear infinite;
}

@keyframes golden-spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 1280px) {
  .golden-layout {
    grid-template-columns: 190px minmax(480px, 1fr) 260px;
  }

  .golden-paper-title strong {
    max-width: 190px;
  }

  .golden-mode-control button {
    min-width: 86px;
  }
}

@media (max-width: 980px) {
  .page-golden-host {
    overflow: auto;
  }

  .golden-workbench {
    min-width: 760px;
  }

  .golden-layout {
    grid-template-columns: 170px minmax(440px, 1fr);
  }

  .golden-label-panel {
    display: none;
  }
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.page-header h1 {
  margin: 2px 0 0;
  font-size: 28px;
}

.eyebrow {
  margin: 0;
  color: #2563eb;
  font-weight: 700;
  font-size: 13px;
}

.btn {
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 9px 13px;
  background: white;
  color: #0f172a;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary {
  border-color: #2563eb;
  background: #2563eb;
  color: white;
}

.btn-ghost {
  border-color: transparent;
  background: transparent;
}

.btn:disabled {
  opacity: 0.55;
  cursor: default;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 2px 9px;
  font-size: 12px;
  font-weight: 700;
}

.pill-blue { background: #dbeafe; color: #1d4ed8; }
.pill-green { background: #dcfce7; color: #15803d; }
.pill-orange { background: #ffedd5; color: #c2410c; }
.pill-red { background: #fee2e2; color: #b91c1c; }

.autosave-feedback {
  margin-right: auto;
  min-height: 28px;
  min-width: 116px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 3px 11px;
  font-size: 12px;
  font-weight: 800;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 240ms ease, transform 240ms ease, visibility 240ms ease;
}

.autosave-feedback.is-hidden {
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
}

.autosave-feedback.is-saving {
  color: #c2410c;
  background: #ffedd5;
}

.autosave-feedback.is-saved {
  color: #15803d;
  background: #dcfce7;
}

.autosave-feedback.is-library-saved {
  color: #047857;
  background: #d1fae5;
  box-shadow: inset 0 0 0 1px rgba(16, 185, 129, 0.18);
}

.autosave-feedback.is-failed {
  color: #b91c1c;
  background: #fee2e2;
}

.autosave-feedback.is-fading {
  animation: autosave-feedback-fade 1.4s ease 1s forwards;
}

@keyframes autosave-feedback-fade {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(4px);
  }
}

.toolbar {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
}

.page-title {
  margin-bottom: 18px;
}

.page-title h1 {
  margin: 0 0 8px;
  font-size: 32px;
}

.page-title p {
  margin: 0;
  color: #64748b;
}

.import-page {
  height: calc(100vh - 32px);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.import-page .page-title {
  flex: 0 0 auto;
  margin-bottom: 12px;
}

.import-page .page-title h1 {
  margin-bottom: 6px;
  font-size: 28px;
}

.import-page .page-title p {
  font-size: 14px;
}

.panel {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
}

.panel-head {
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 14px;
  border-bottom: 1px solid #e2e8f0;
}

.panel-head.compact {
  min-height: auto;
  padding: 0;
  border-bottom: 0;
}

.search-input,
select {
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: white;
  padding: 9px 11px;
}

.search-input {
  min-width: 320px;
}

.import-grid {
  display: grid;
  grid-template-columns: minmax(380px, 0.95fr) minmax(460px, 1.05fr);
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 12px;
  flex: 1 1 auto;
  min-height: 0;
}

.draft-list-head-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  min-width: 0;
}

.draft-list-panel .panel-head > strong {
  flex: 0 0 auto;
  white-space: nowrap;
}

.draft-list-head-actions .btn {
  flex: 0 0 auto;
}

.import-recognition-actions {
  grid-column: 1 / -1;
  display: flex;
  justify-content: flex-end;
  padding: 4px 0 0;
}

.import-source-field {
  margin-right: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #475569;
  font-weight: 600;
  white-space: nowrap;
}

.import-source-input {
  width: min(320px, 42vw);
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: white;
  padding: 9px 11px;
  color: #0f172a;
  font-weight: 400;
}

.import-recognition-actions .btn {
  min-width: 154px;
  min-height: 44px;
  justify-content: center;
}

.upload-panel,
.meta-panel,
.check-panel {
  padding: 14px;
}

.upload-panel {
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.upload-zone {
  height: clamp(150px, 25vh, 230px);
  min-height: 0;
  border: 1.5px dashed #93c5fd;
  border-radius: 8px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 8px;
  text-align: center;
  background: linear-gradient(180deg, #f8fbff, #fff);
}

.upload-zone.is-dragging {
  border-color: #2563eb;
  background: #eff6ff;
}

.upload-zone small {
  color: #64748b;
}

.upload-hero {
  width: 104px;
  height: 82px;
  position: relative;
  display: inline-grid;
  place-items: end center;
}

.upload-bucket {
  width: 76px;
  height: 48px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, #7bb3ff, #2563eb);
  overflow: hidden;
}

.upload-bucket svg {
  width: 26px;
  height: 26px;
}

.floating-doc {
  position: absolute;
  top: 2px;
  width: 32px;
  height: 34px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  box-shadow: 0 12px 20px rgba(15, 23, 42, 0.16);
}

.doc-w { left: 8px; background: #2f80ed; transform: rotate(-16deg); }
.doc-pdf { left: 36px; background: #ef4444; }
.doc-img { right: 8px; background: #22c55e; transform: rotate(14deg); }

.file-list {
  display: grid;
  gap: 6px;
  margin-top: 10px;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
  align-content: start;
}

.file-row {
  height: 44px;
  min-height: 0;
  display: grid;
  grid-template-columns: 16px 34px minmax(0, 1fr) auto auto 28px;
  align-items: center;
  gap: 8px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
  padding: 0 10px;
  text-align: left;
}

.file-row.is-selected {
  border-color: #2563eb;
  background: #f8fbff;
}

.file-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-remove {
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: #64748b;
  display: grid;
  place-items: center;
  font-size: 20px;
  line-height: 1;
}

.file-remove:hover {
  color: #dc2626;
  background: #fee2e2;
}

.app-file-icon {
  width: 28px;
  height: 28px;
  display: inline-grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  font-size: 11px;
  font-weight: 800;
}

.app-file-icon.word { background: #2f80ed; }
.app-file-icon.pdf { background: #ef4444; }
.app-file-icon.image { background: #22c55e; }
.app-file-icon.ppt { background: #f97316; }

.preview-panel {
  overflow: hidden;
}

.import-page .preview-panel {
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.import-page .preview-panel .panel-head {
  flex: 0 0 auto;
  min-height: 42px;
}

.import-page .preview-panel .panel-head strong {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preview-tools {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  color: #64748b;
}

.file-row .pill {
  white-space: nowrap;
}

.inline-progress {
  display: grid;
  gap: 6px;
}

.inline-progress-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #334155;
  font-size: 13px;
}

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

.inline-progress-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #2563eb, #38bdf8);
  transition: width 0.2s ease;
}

.upload-progress {
  margin-top: 10px;
}

.preview-tools button,
.paper-footer button {
  min-width: 30px;
  height: 28px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #fff;
  color: #0f172a;
}

.paper-scroll {
  background: #eef2f7;
  overflow: auto;
}

.import-paper {
  flex: 1 1 auto;
  height: auto;
  min-height: 0;
  padding: 10px;
  display: block;
  overflow: auto;
}

.import-page-stack {
  display: grid;
  gap: 18px;
  align-items: start;
  justify-items: center;
}

.import-page-preview {
  width: 100%;
  margin: 0;
  display: grid;
  gap: 8px;
  justify-items: center;
}

.import-page-preview figcaption {
  align-self: start;
  justify-self: start;
  padding: 2px 8px;
  border-radius: 6px;
  background: #dbeafe;
  color: #1e40af;
  font-size: 12px;
  font-weight: 800;
}

.import-paper img {
  width: 100%;
  min-width: 360px;
  height: auto;
  display: block;
  margin: 0 auto;
  object-fit: contain;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.18);
}

.import-paper::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

.import-paper::-webkit-scrollbar-thumb {
  border: 2px solid #eef2f7;
  border-radius: 999px;
  background: #94a3b8;
}

.preview-panel.is-fullscreen {
  position: fixed;
  inset: 16px 16px 16px 248px;
  z-index: 30;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.26);
}

.preview-panel.is-fullscreen .import-paper {
  background: #dbe3ee;
}

.preview-panel.is-fullscreen .import-paper img {
  max-width: none;
}

.llm-recognition-page {
  height: calc(100vh - 32px);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.llm-recognition-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex: 0 0 auto;
}

.llm-recognition-layout {
  flex: 1 1 auto;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1fr) minmax(420px, 1.04fr);
  gap: 12px;
}

.llm-source-panel,
.llm-dialog-panel,
.llm-structured-panel {
  padding: 14px;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.llm-source-panel {
  display: grid;
  grid-template-rows: auto auto auto auto minmax(0, 1fr) auto;
  gap: 12px;
}

.llm-upload-zone {
  min-height: 116px;
  border: 1.5px dashed #93c5fd;
  border-radius: 8px;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  align-items: center;
  gap: 4px 10px;
  padding: 14px;
  background: #f8fbff;
  cursor: pointer;
}

.llm-upload-zone.is-dragging {
  border-color: #2563eb;
  background: #eff6ff;
}

.llm-upload-zone svg {
  grid-row: span 2;
  width: 30px;
  height: 30px;
  color: #2563eb;
}

.llm-upload-zone small,
.llm-doc-note,
.llm-model-row p,
.llm-structured-panel .panel-head small {
  color: #64748b;
}

.llm-source-list {
  display: grid;
  align-content: start;
  gap: 8px;
}

.llm-source-row {
  min-height: 42px;
  display: grid;
  grid-template-columns: 24px 34px minmax(0, 1fr) auto 28px;
  align-items: center;
  gap: 8px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
  padding: 6px 10px;
}

.llm-source-order {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: #e0f2fe;
  color: #0369a1;
  font-size: 12px;
  font-weight: 900;
}

.llm-doc-note {
  border: 1px solid #fde68a;
  border-radius: 8px;
  background: #fffbeb;
  padding: 9px 10px;
  font-size: 13px;
  font-weight: 700;
}

.llm-image-preview-list {
  min-height: 0;
  display: grid;
  align-content: start;
  gap: 10px;
  overflow: auto;
}

.llm-image-preview {
  margin: 0;
  display: grid;
  gap: 6px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
  padding: 8px;
  cursor: pointer;
}

.llm-image-preview.is-selected {
  border-color: #2563eb;
  box-shadow: 0 0 0 2px #bfdbfe;
}

.llm-image-preview-media {
  min-height: 180px;
  max-height: 280px;
  display: grid;
  place-items: center;
  overflow: auto;
  border-radius: 6px;
  background: #f8fafc;
}

.llm-image-canvas {
  position: relative;
  display: block;
  max-width: 100%;
  cursor: zoom-in;
  touch-action: none;
  user-select: none;
}

.llm-image-preview-media img {
  max-width: 100%;
  height: auto;
  display: block;
  pointer-events: none;
  user-select: none;
}

.llm-image-preview-media svg {
  width: 32px;
  height: 32px;
  color: #2563eb;
}

.llm-image-preview figcaption {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  color: #334155;
  font-size: 13px;
  font-weight: 800;
}

.llm-image-preview figcaption b {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: #dbeafe;
  color: #1d4ed8;
}

.llm-image-preview figcaption span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.llm-media-selection {
  position: absolute;
  border: 2px solid #2563eb;
  background: rgba(37, 99, 235, 0.12);
  box-shadow: 0 0 0 1px rgba(191, 219, 254, 0.9);
  pointer-events: auto;
}

.llm-media-selection.is-pending {
  border-color: #16a34a;
  background: rgba(34, 197, 94, 0.14);
}

.llm-media-selection span {
  position: absolute;
  left: -2px;
  top: -24px;
  min-height: 22px;
  border-radius: 999px;
  padding: 3px 8px;
  background: #2563eb;
  color: #fff;
  font-size: 12px;
  font-weight: 900;
  line-height: 1.2;
  white-space: nowrap;
}

.llm-media-selection.is-pending span {
  background: #16a34a;
}

.llm-media-selection button {
  position: absolute;
  right: -11px;
  top: -11px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border: 1px solid #fecaca;
  border-radius: 999px;
  background: #fff;
  color: #dc2626;
  font-size: 16px;
  font-weight: 900;
  line-height: 1;
}

.llm-media-modal-panel {
  inset: 18px 18px 18px 304px;
}

.llm-media-toolbar label {
  display: grid;
  grid-template-columns: auto minmax(90px, 140px);
  align-items: center;
  gap: 6px;
  color: #334155;
  font-size: 13px;
  font-weight: 900;
}

.llm-media-toolbar select {
  min-height: 34px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #fff;
  padding: 0 8px;
  font: inherit;
}

.llm-media-modal-canvas {
  position: relative;
  flex: 0 0 auto;
  margin: 0 auto;
  background: #ffffff;
  cursor: crosshair;
  user-select: none;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.2);
  touch-action: none;
}

.llm-media-modal-canvas img {
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
  user-select: none;
}

.llm-media-modal-selection {
  position: absolute;
  border: 2px solid #16a34a;
  background: rgba(34, 197, 94, 0.14);
  box-shadow: 0 0 0 1px rgba(22, 163, 74, 0.28);
  cursor: move;
  pointer-events: auto;
}

.llm-media-modal-selection.is-active {
  border-color: #2563eb;
  background: rgba(37, 99, 235, 0.14);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.18);
}

.llm-media-selection-tools {
  position: absolute;
  left: -2px;
  top: -36px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  pointer-events: auto;
  z-index: 2;
}

.llm-media-selection-index {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #2563eb;
  color: #fff;
  box-shadow: 0 3px 10px rgba(37, 99, 235, 0.28);
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
}

.llm-media-field-chip {
  min-height: 28px;
  border: 1px solid #93c5fd;
  border-radius: 999px;
  background: #fff;
  color: #1d4ed8;
  padding: 0 11px;
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.12);
}

.llm-media-field-chip:hover,
.llm-media-field-chip:focus-visible,
.llm-media-field-chip.is-selected {
  background: #2563eb;
  border-color: #2563eb;
  color: #fff;
}

.llm-media-modal-selection:not(.is-active) .manual-rerun-handle,
.llm-media-modal-selection:not(.is-active) .llm-media-modal-delete {
  display: none;
}

.llm-dialog-panel {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: 12px;
}

.llm-model-row {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(190px, 0.58fr) minmax(0, 1fr);
  align-items: end;
  gap: 12px;
}

.llm-model-row label,
.llm-model-row p {
  min-width: 0;
}

.llm-model-row p {
  margin: 0 0 2px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.llm-model-settings {
  display: grid;
  gap: 8px;
}

.llm-settings-toggle {
  min-height: 34px;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #fff;
  color: #1e293b;
  padding: 0 10px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.llm-settings-toggle svg {
  width: 16px;
  height: 16px;
}

.llm-settings-grid {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(84px, 0.58fr) minmax(0, 1fr) minmax(92px, 0.72fr);
  gap: 10px;
  align-items: center;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #f8fafc;
  padding: 10px;
}

.llm-toggle-row,
.llm-range-row,
.llm-token-row {
  min-width: 0;
  display: grid;
  gap: 6px;
  color: #334155;
  font-size: 13px;
  font-weight: 800;
}

.llm-toggle-row {
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: center;
}

.llm-toggle-row input {
  width: 16px;
  height: 16px;
}

.llm-range-row span,
.llm-token-row span {
  min-width: 0;
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.llm-range-row b,
.llm-token-row span {
  flex: 0 0 auto;
}

.llm-range-row input {
  min-width: 0;
  width: 100%;
}

.llm-token-row select {
  min-width: 0;
  min-height: 34px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #fff;
  padding: 0 8px;
  font: inherit;
}

.llm-dialog-scroll {
  min-height: 0;
  min-width: 0;
  display: grid;
  align-content: start;
  gap: 10px;
  overflow: auto;
  padding: 4px 2px;
}

.llm-dialog-message {
  min-width: 0;
  max-width: 84%;
  display: grid;
  gap: 5px;
  border: 1px solid #dbeafe;
  border-radius: 8px;
  background: #eff6ff;
  padding: 10px 12px;
}

.llm-dialog-message.is-user {
  justify-self: end;
  border-color: #bfdbfe;
  background: #2563eb;
  color: #fff;
}

.llm-dialog-message p {
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.llm-thinking-content {
  min-width: 0;
  border: 1px solid #dbe3ef;
  border-radius: 8px;
  background: #f8fafc;
  color: #64748b;
  font-size: 12px;
  line-height: 1.45;
  overflow: hidden;
}

.llm-thinking-content summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 30px;
  padding: 6px 9px;
  cursor: pointer;
  user-select: none;
}

.llm-thinking-content summary::-webkit-details-marker {
  display: none;
}

.llm-thinking-content summary::before {
  content: ">";
  color: #94a3b8;
  font-size: 11px;
}

.llm-thinking-content[open] summary::before {
  content: "v";
}

.llm-thinking-content summary span {
  margin-right: auto;
  color: #64748b;
  font-size: 12px;
  font-weight: 800;
}

.llm-thinking-content summary small {
  color: #94a3b8;
  font-size: 11px;
  font-weight: 700;
}

.llm-thinking-body {
  max-height: min(42vh, 360px);
  border-top: 1px solid #e2e8f0;
  overflow: auto;
  padding: 7px 9px 9px 22px;
  overflow-wrap: anywhere;
}

.llm-thinking-body,
.llm-answer-content {
  min-width: 0;
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.llm-answer-content {
  color: inherit;
  font-size: 15px;
  line-height: 1.55;
}

.llm-stream-cursor {
  display: inline-block;
  margin-left: 2px;
  color: #2563eb;
  font-weight: 900;
  animation: llm-cursor-blink 0.9s steps(2, start) infinite;
}

@keyframes llm-cursor-blink {
  50% {
    opacity: 0;
  }
}

.llm-input-row {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 10px;
}

.llm-input-row textarea {
  min-width: 0;
  width: 100%;
  min-height: 86px;
  resize: vertical;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 10px 12px;
  color: #0f172a;
  line-height: 1.5;
  font: inherit;
}

.llm-input-row .btn {
  min-width: 96px;
  min-height: 42px;
  justify-content: center;
  white-space: nowrap;
}

.llm-structured-panel {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 12px;
}

.llm-structured-body {
  min-width: 0;
  min-height: 0;
  overflow: auto;
  padding-right: 2px;
}

.llm-structured-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.llm-structured-head > div:first-child {
  min-width: 0;
  display: grid;
  gap: 2px;
}

.llm-structured-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.llm-structured-actions .btn {
  min-height: 38px;
  white-space: nowrap;
}

.llm-structured-editor {
  min-width: 0;
  min-height: 0;
  display: grid;
  align-content: start;
  gap: 12px;
}

.llm-media-warning {
  display: grid;
  gap: 4px;
  margin-bottom: 10px;
  border: 1px solid #fde68a;
  border-radius: 8px;
  background: #fffbeb;
  padding: 9px 10px;
  color: #92400e;
  font-size: 13px;
  font-weight: 800;
}

.llm-media-warning p {
  margin: 0;
  line-height: 1.45;
}

.llm-structured-editor textarea,
.llm-structured-editor input,
.llm-structured-editor select {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 10px 12px;
  color: #0f172a;
  line-height: 1.5;
  font: inherit;
  background: #fff;
}

.llm-structured-editor textarea {
  resize: vertical;
  min-height: 76px;
}

.llm-option-editor {
  display: grid;
  gap: 8px;
}

.llm-option-editor label {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  align-items: start;
  gap: 8px;
}

.llm-option-editor label > span {
  min-height: 32px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: #eff6ff;
  color: #1d4ed8;
  font-weight: 900;
}

.llm-option-editor .preview-mixed-field {
  grid-column: 2;
}

.recognition-preview-panel.is-fullscreen {
  position: fixed;
  inset: 16px 16px 16px 248px;
  z-index: 30;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.26);
}

.recognition-preview-panel.is-fullscreen .recognition-paper {
  flex: 1 1 auto;
  height: auto;
}

.manual-rerun-modal {
  position: fixed;
  inset: 0;
  z-index: 70;
}

.manual-rerun-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.46);
}

.manual-rerun-panel {
  position: absolute;
  inset: 18px 18px 18px 304px;
  display: flex;
  min-width: 0;
  min-height: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid #dbe4f0;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 28px 90px rgba(15, 23, 42, 0.32);
}

.manual-rerun-head-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.manual-rerun-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid #e2e8f0;
  background: #f8fafc;
}

.manual-rerun-tools {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.manual-rerun-tools .btn {
  min-height: 34px;
  padding: 7px 10px;
}

.manual-rerun-tools .btn.is-active {
  border-color: #2563eb;
  background: #dbeafe;
  color: #1d4ed8;
}

.manual-rerun-zoom {
  min-width: 48px;
  color: #334155;
  text-align: center;
  font-weight: 800;
}

.manual-rerun-status {
  flex: 0 1 auto;
  min-width: 160px;
  color: #475569;
  font-size: 13px;
  font-weight: 800;
  text-align: right;
}

.manual-rerun-canvas-wrap {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
  padding: 18px;
  background: #e8eef6;
}

.manual-rerun-page {
  width: max-content;
  margin: 0 auto 22px;
}

.manual-rerun-page figcaption {
  margin: 0 0 7px;
  color: #475569;
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.manual-rerun-page-shell {
  position: relative;
}

.manual-rerun-canvas {
  position: relative;
  flex: 0 0 auto;
  margin: 0 auto;
  background: #ffffff;
  cursor: crosshair;
  user-select: none;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.2);
  touch-action: none;
}

.manual-rerun-canvas img {
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
  user-select: none;
}

.manual-rerun-selection {
  position: absolute;
  border: 2px solid #16a34a;
  background: rgba(34, 197, 94, 0.14);
  box-shadow: 0 0 0 1px rgba(22, 163, 74, 0.28);
  cursor: move;
}

.manual-rerun-selection.is-active {
  border-color: #2563eb;
  background: rgba(37, 99, 235, 0.14);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.18);
}

.manual-rerun-selection-label {
  position: absolute;
  left: -2px;
  top: -24px;
  min-width: 22px;
  height: 22px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: #16a34a;
  color: #fff;
  font-size: 12px;
  font-weight: 900;
}

.manual-rerun-selection.is-active .manual-rerun-selection-label {
  background: #2563eb;
}

.manual-rerun-fields {
  position: absolute;
  left: 26px;
  top: -27px;
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.manual-rerun-field {
  min-width: 34px;
  min-height: 22px;
  border: 1px solid #cbd5e1;
  border-radius: 999px;
  padding: 2px 7px;
  background: #ffffff;
  color: #475569;
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.14);
  cursor: pointer;
}

.manual-rerun-field.is-selected {
  border-color: #2563eb;
  background: #dbeafe;
  color: #1d4ed8;
}

.manual-rerun-delete {
  position: absolute;
  right: -36px;
  top: -36px;
  width: 24px;
  height: 24px;
  border: 1px solid #fecaca;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: #fff;
  color: #dc2626;
  font-size: 18px;
  font-weight: 900;
  line-height: 1;
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.22);
  cursor: pointer;
  z-index: 4;
}

.manual-rerun-handle {
  position: absolute;
  width: 11px;
  height: 11px;
  border: 2px solid #fff;
  border-radius: 999px;
  background: #2563eb;
  box-shadow: 0 1px 5px rgba(15, 23, 42, 0.22);
  z-index: 3;
}

.manual-rerun-handle.handle-nw { left: -7px; top: -7px; cursor: nwse-resize; }
.manual-rerun-handle.handle-n { left: calc(50% - 5px); top: -7px; cursor: ns-resize; }
.manual-rerun-handle.handle-ne { right: -7px; top: -7px; cursor: nesw-resize; }
.manual-rerun-handle.handle-e { right: -7px; top: calc(50% - 5px); cursor: ew-resize; }
.manual-rerun-handle.handle-se { right: -7px; bottom: -7px; cursor: nwse-resize; }
.manual-rerun-handle.handle-s { left: calc(50% - 5px); bottom: -7px; cursor: ns-resize; }
.manual-rerun-handle.handle-sw { left: -7px; bottom: -7px; cursor: nesw-resize; }
.manual-rerun-handle.handle-w { left: -7px; top: calc(50% - 5px); cursor: ew-resize; }

.manual-rerun-selection:not(.is-active) .manual-rerun-handle,
.manual-rerun-selection:not(.is-active) .manual-rerun-delete {
  display: none;
}

.manual-rerun-input-preview {
  margin: 0 14px 12px;
  padding: 12px;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  background: #f8fbff;
}

.manual-rerun-input-preview > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  color: #1e3a8a;
}

.manual-rerun-input-preview small {
  display: block;
  margin-top: 6px;
  color: #475569;
  font-size: 12px;
}

.manual-rerun-input-preview img {
  display: block;
  max-width: 100%;
  max-height: 420px;
  margin: 10px auto 0;
  border: 1px solid #cbd5e1;
  background: #fff;
  object-fit: contain;
}

.manual-rerun-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-top: 1px solid #e2e8f0;
  background: #ffffff;
}

.manual-rerun-busy-card {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 14px 12px;
  padding: 12px 14px;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  background: #eff6ff;
  color: #1e3a8a;
  box-shadow: 0 10px 26px rgba(37, 99, 235, 0.12);
  animation: manual-rerun-busy-breathe 1.8s ease-in-out infinite;
}

.manual-rerun-busy-card strong {
  display: block;
  font-size: 14px;
}

.manual-rerun-busy-card small {
  display: block;
  margin-top: 2px;
  color: #475569;
  font-weight: 700;
}

.manual-rerun-busy-spinner {
  width: 22px;
  height: 22px;
  border: 3px solid #bfdbfe;
  border-top-color: #2563eb;
  border-radius: 999px;
  animation: rerun-spin 0.9s linear infinite;
  flex: 0 0 auto;
}

@keyframes manual-rerun-busy-breathe {
  0%,
  100% {
    border-color: #bfdbfe;
    box-shadow: 0 10px 26px rgba(37, 99, 235, 0.12);
  }

  50% {
    border-color: #60a5fa;
    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.2);
  }
}

@media (prefers-reduced-motion: reduce) {
  .manual-rerun-busy-card,
  .manual-rerun-busy-spinner {
    animation: none;
  }
}

.manual-rerun-foot-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.meta-panel h2 {
  margin: 0 0 10px;
  font-size: 16px;
}

.meta-panel h2 span {
  color: #64748b;
  font-size: 13px;
}

.form-row {
  display: grid;
  gap: 12px;
}

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

.form-row.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.visual-marker-option {
  display: grid;
  grid-template-columns: minmax(220px, auto) minmax(180px, 240px) minmax(0, 1fr);
  align-items: center;
  gap: 10px 14px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #e2e8f0;
}

.visual-marker-option small {
  color: #64748b;
  line-height: 1.5;
}

.visual-marker-model {
  gap: 6px;
}

.switch-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.switch-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: #2563eb;
}

label {
  display: grid;
  gap: 8px;
  color: #334155;
  font-weight: 700;
}

.check-panel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
}

.check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 14px;
}

.check-item {
  display: grid;
  grid-template-columns: 24px minmax(88px, auto) minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.check-item span {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 12px;
  font-weight: 900;
}

.check-item small {
  color: #64748b;
  text-align: right;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.check-panel .btn {
  min-width: 128px;
  min-height: 42px;
  justify-content: center;
  white-space: nowrap;
}

.import-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.check-green span { background: #16a34a; }
.check-orange span { background: #f97316; }
.check-red span { background: #dc2626; }
.check-blue span { background: #2563eb; }

.export-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 18px;
  align-items: start;
}

.export-layout {
  grid-template-columns: 320px minmax(0, 1fr);
}

.library-list,
.detail-panel,
.library-catalog,
.export-settings,
.selected-list,
.preview-panel {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 14px;
}

.library-page {
  display: grid;
  gap: 14px;
  padding-bottom: 0;
}

.library-header {
  margin-bottom: 0;
}

.library-search-panel {
  display: grid;
  gap: 12px;
  padding: 14px;
  margin-bottom: 0;
}

.library-search-row {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto auto;
  gap: 10px;
  align-items: center;
}

.library-keyword {
  width: 100%;
  min-width: 0;
}

.library-filter-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(128px, 1fr));
  gap: 10px;
}

.library-filter-row label {
  display: grid;
  gap: 6px;
  color: #64748b;
  font-size: 13px;
}

.library-filter-row select {
  width: 100%;
}

.library-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 14px;
  align-items: start;
  min-height: 0;
}

.library-list {
  display: grid;
  gap: 12px;
  padding: 14px;
}

.library-list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #64748b;
}

.library-list-head strong {
  color: #0f172a;
  font-size: 17px;
}

.library-card {
  display: grid;
  gap: 10px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 14px 16px;
  background: #fff;
}

.library-card:hover {
  border-color: #bfdbfe;
}

.library-card.is-selected {
  border-color: #2563eb;
  box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.08);
}

.library-card.is-expanded {
  background: #fbfdff;
}

.question-card-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  white-space: nowrap;
  margin-top: 2px;
}

.question-card-actions .btn {
  min-height: 34px;
  padding: 6px 10px;
}

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

.meta-source {
  margin-left: auto;
  color: #64748b;
  font-size: 13px;
}

.question-stem {
  line-height: 1.8;
  color: #111827;
}

.question-content-field {
  min-width: 0;
  display: grid;
  gap: 8px;
  color: #111827;
}

.question-field-text {
  min-width: 0;
}

.preview-inline-text {
  text-wrap: pretty;
}

.source-preview-line {
  display: block;
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: normal;
  white-space: normal;
  text-wrap: pretty;
}

.draft-extra-text {
  padding: 1px 3px;
  border-radius: 3px;
  background: #fee2e2;
  color: #dc2626;
  font-weight: 700;
  text-decoration: underline 2px #dc2626;
  text-underline-offset: 2px;
}

.manual-rerun-candidate {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: 8px;
  flex: 0 0 min(42vh, 420px);
  margin: 0 16px 12px;
  min-height: 0;
  max-height: 42vh;
  padding: 12px 0 0;
  overflow: hidden;
  border: 1px solid #bfdbfe;
  border-radius: 6px;
  background: #ffffff;
}

.manual-rerun-candidate-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 0 12px;
}

.manual-rerun-candidate-head span {
  color: #1d4ed8;
  font-size: 12px;
  font-weight: 700;
}

.manual-rerun-candidate-meta {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 0 12px 8px;
  color: #475569;
}

.manual-rerun-candidate-meta span {
  flex: 0 0 auto;
  color: #1e3a8a;
  font-weight: 800;
  white-space: nowrap;
}

.manual-rerun-candidate-preview {
  min-height: 0;
  overflow: auto;
  border-top: 1px solid #dbeafe;
  background: #fff;
  user-select: text;
}

.manual-rerun-preview-section {
  padding: 12px 14px;
  border-bottom: 1px solid #e5e7eb;
}

.manual-rerun-preview-section:last-child {
  border-bottom: 0;
}

.manual-rerun-preview-section-head {
  margin-bottom: 7px;
  color: #334155;
  font-size: 13px;
}

.manual-rerun-preview-field,
.manual-rerun-preview-subquestion {
  min-height: 24px;
  color: #111827;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.manual-rerun-preview-subquestion + .manual-rerun-preview-subquestion {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed #cbd5e1;
}

.manual-rerun-candidate-preview .preview-assets {
  max-width: 100%;
}

.manual-rerun-candidate-preview .asset-figure {
  max-width: min(100%, 520px);
}

@media (max-width: 760px) {
  .manual-rerun-panel {
    inset: 8px;
  }

  .manual-rerun-toolbar {
    align-items: stretch;
    flex-direction: column;
    padding: 8px 10px;
  }

  .manual-rerun-status {
    min-width: 0;
    text-align: left;
  }

  .manual-rerun-canvas-wrap {
    padding: 10px;
  }

  .manual-rerun-candidate {
    flex-basis: min(36vh, 340px);
    max-height: 36vh;
    margin: 0 8px 8px;
  }

  .manual-rerun-footer {
    align-items: stretch;
    flex-direction: column;
    padding: 8px 10px;
  }

  .manual-rerun-foot-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .manual-rerun-foot-actions .btn {
    min-width: 0;
    padding-inline: 8px;
  }
}

.evaluation-finding-list {
  display: grid;
  gap: 6px;
  margin-top: 8px;
}

.evaluation-finding-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 6px 8px;
  border: 1px solid #fecaca;
  border-radius: 4px;
  background: #fff7f7;
  color: #991b1b;
  text-align: left;
  cursor: pointer;
}

.evaluation-finding-item small {
  flex: 0 0 auto;
  color: #b91c1c;
}

.answer-part-list {
  display: grid;
  gap: 12px;
}

.answer-part {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  column-gap: 16px;
  align-items: start;
}

.answer-part-label {
  font-weight: 600;
  color: #0f172a;
  white-space: nowrap;
}

.answer-part-body {
  min-width: 0;
}

.question-options-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 18px;
}

.question-options-grid.has-image-options {
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 14px 24px;
  align-items: start;
  max-width: min(100%, 760px);
}

.question-option {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 6px;
  line-height: 1.55;
}

.question-option b {
  color: #2563eb;
}

.question-option.is-image-option {
  align-items: start;
  grid-template-columns: 30px minmax(0, 1fr);
  min-width: 0;
}

.question-option.is-image-option b {
  padding-top: 6px;
  font-size: 17px;
  line-height: 1;
}

.question-option-content {
  line-height: 1.55;
}

.question-option-content .question-field-assets {
  margin: 0;
  width: auto;
}

.question-option-content .question-field-assets figure {
  width: auto;
  max-width: 260px;
}

.question-option-content .question-field-assets img {
  width: auto;
  height: auto;
  max-width: min(100%, 260px);
  max-height: 180px;
  object-fit: contain;
}

.subjective-hint {
  margin: 0;
  color: #64748b;
}

.question-note-line {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  border: 1px solid #bbf7d0;
  border-radius: 8px;
  background: #f0fdf4;
  color: #14532d;
  padding: 8px 10px;
  line-height: 1.55;
}

.question-note-line strong {
  font-size: 13px;
}

.question-note-line span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.question-expanded {
  border-top: 1px solid #e2e8f0;
  padding-top: 10px;
}

.library-note-card {
  grid-column: 1 / -1;
}

.library-edit-actions {
  grid-column: 1 / -1;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.library-catalog {
  position: sticky;
  top: 0;
  display: grid;
  gap: 12px;
  padding: 12px;
  max-height: calc(100vh - 48px);
  overflow: auto;
}

.library-catalog-head {
  font-size: 24px;
  font-weight: 800;
  padding-bottom: 8px;
  border-bottom: 1px solid #e2e8f0;
}

.catalog-breadcrumb {
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  color: #2563eb;
  font-size: 14px;
  line-height: 1.5;
}

.catalog-breadcrumb strong {
  min-width: 0;
  overflow-wrap: anywhere;
}

.catalog-book-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.catalog-book-tab {
  min-height: 36px;
  border: 1px solid #dbe3ef;
  border-radius: 8px;
  padding: 7px 8px;
  background: #fff;
  color: #334155;
  font-size: 14px;
  font-weight: 700;
  text-align: center;
}

.catalog-book-tab.is-active,
.catalog-book-tab:hover {
  border-color: #bfdbfe;
  background: #dbeafe;
  color: #1d4ed8;
  font-weight: 800;
}

.catalog-tree {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.catalog-volume {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.catalog-volume-title {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  background: #eff6ff;
  color: #1d4ed8;
}

.catalog-volume-title small {
  display: block;
  font-size: 11px;
  line-height: 1.2;
  color: #64748b;
}

.catalog-volume-title strong {
  display: block;
  margin-top: 2px;
  font-size: 15px;
  line-height: 1.3;
}

.catalog-volume-children {
  display: grid;
  gap: 10px;
  margin-left: 10px;
  padding-left: 14px;
  border-left: 2px solid #bfdbfe;
}

.catalog-review {
  padding-left: 26px;
  color: #475569;
  font-size: 14px;
  line-height: 1.55;
}

.catalog-chapter {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.catalog-chapter-title {
  width: 100%;
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  border: 0;
  padding: 0;
  background: transparent;
  color: #0f172a;
  font-size: 14px;
  line-height: 1.55;
  text-align: left;
  cursor: pointer;
}

.catalog-chapter-title:hover,
.catalog-chapter-title:focus-visible {
  color: #2563eb;
}

.catalog-node-icon-chapter.is-collapsed::after {
  content: "";
  position: absolute;
  width: 2px;
  height: 8px;
  border-radius: 999px;
  background: currentColor;
}

.catalog-chapter-title strong {
  min-width: 0;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.catalog-section-list {
  display: grid;
  gap: 7px;
  margin-left: 10px;
  padding-left: 18px;
  border-left: 1px dashed #d7dde7;
}

/* 目录节点折叠时，不能让上面的 display:grid 覆盖 hidden 属性。 */
.catalog-section-list[hidden],
.catalog-section-tags[hidden] {
  display: none !important;
}

.catalog-section-node {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.catalog-section-row {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr) auto;
  gap: 4px;
  align-items: start;
  min-width: 0;
}

.catalog-section-toggle {
  width: 20px;
  min-height: 24px;
  border: 0;
  padding: 0;
  background: transparent;
  cursor: pointer;
}

.catalog-section-toggle:focus-visible {
  outline: 2px solid #60a5fa;
  outline-offset: 2px;
  border-radius: 4px;
}

.catalog-section-item {
  display: block;
  min-width: 0;
  color: #0f172a;
  font-size: 14px;
  line-height: 1.55;
}

button.catalog-section-item {
  width: 100%;
  border: 0;
  padding: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

button.catalog-section-item:hover,
button.catalog-section-item.is-active {
  color: #2563eb;
  font-weight: 700;
}

.catalog-section-item span:last-child {
  min-width: 0;
  overflow-wrap: anywhere;
}

.catalog-section-count {
  min-width: 32px;
  color: #64748b;
  font-size: 11px;
  line-height: 1.55;
  text-align: right;
}

.catalog-section-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-left: 24px;
  min-height: 20px;
}

.catalog-section-tags small {
  color: #94a3b8;
  font-size: 11px;
}

.catalog-question-tag {
  display: inline-flex;
  align-items: center;
  min-height: 20px;
  padding: 1px 6px;
  border-radius: 999px;
  background: #f1f5f9;
  color: #64748b;
  font-size: 11px;
  line-height: 1.35;
}

button.catalog-question-tag {
  border: 0;
  cursor: pointer;
}

button.catalog-question-tag:hover,
button.catalog-question-tag.is-active {
  background: #dbeafe;
  color: #2563eb;
}

.catalog-node-icon {
  position: relative;
  top: 2px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  font-weight: 900;
  line-height: 1;
}

.catalog-node-icon::before {
  content: "";
  width: 8px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.catalog-node-icon-chapter {
  width: 14px;
  height: 14px;
  margin-top: 2px;
  background: #2f80ed;
}

.catalog-node-icon-volume {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: #1d4ed8;
}

.catalog-node-icon-volume::before {
  content: "册";
  width: auto;
  height: auto;
  background: transparent;
  color: #fff;
  font-size: 10px;
  font-weight: 800;
}

.catalog-node-icon-section {
  width: 14px;
  height: 14px;
  margin-top: 2px;
  color: #94a3b8;
  background: #e5e7eb;
}

.catalog-node-icon-section::after {
  content: "";
  position: absolute;
  width: 2px;
  height: 8px;
  border-radius: 999px;
  background: currentColor;
}

.catalog-node-icon-section:not(.is-collapsed)::after {
  display: none;
}

.check-wrap input {
  width: 18px;
  height: 18px;
}

.question-thumb {
  width: 92px;
  height: 60px;
  object-fit: contain;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  background: #f8fafc;
}

.question-summary h3,
.selected-item h3,
.detail-top h2 {
  margin: 0;
  font-size: 15px;
  line-height: 1.45;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.question-meta {
  display: grid;
  gap: 6px;
  justify-items: start;
}

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

.answer-block dt {
  font-weight: 800;
  color: #475569;
}

.answer-block dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
}

.option-list p {
  margin: 8px 0;
}

.export-settings {
  display: grid;
  gap: 14px;
}

.export-settings h2,
.selected-list h2,
.preview-panel h2 {
  margin: 0 0 10px;
  font-size: 18px;
}

.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  padding: 4px;
  border-radius: 8px;
  background: #f1f5f9;
}

.segmented button {
  border: 0;
  border-radius: 7px;
  padding: 8px;
  background: transparent;
}

.segmented button.is-active {
  background: white;
  color: #1d4ed8;
  font-weight: 800;
}

.switch-row,
.field-label {
  display: grid;
  gap: 8px;
  color: #334155;
}

.switch-row {
  grid-template-columns: 20px 1fr;
  align-items: center;
}

.template-upload {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 7px;
}

.template-file-input {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  opacity: 0;
  pointer-events: none;
}

.template-upload-button {
  justify-content: center;
}

.template-upload > span {
  min-width: 0;
  color: #64748b;
  font-size: 12px;
  overflow-wrap: anywhere;
}

.button-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.export-main {
  display: grid;
  gap: 18px;
}

.recognition-page {
  max-width: none;
  height: calc(100vh - 32px);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 10px;
  overflow: hidden;
}

.manual-recovery-number {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #334155;
  font-size: 13px;
  font-weight: 800;
}

.manual-recovery-number input {
  width: 76px;
  min-height: 34px;
  padding: 6px 8px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #fff;
  color: #0f172a;
}

.recognition-page.has-recognition-timing,
.recognition-page.has-visual-split-summary,
.recognition-page.has-missing-question-audit {
  grid-template-rows: auto auto minmax(0, 1fr);
}

.recognition-page.has-recognition-timing.has-visual-split-summary,
.recognition-page.has-recognition-timing.has-missing-question-audit,
.recognition-page.has-visual-split-summary.has-missing-question-audit {
  grid-template-rows: auto auto auto minmax(0, 1fr);
}

.recognition-page.has-recognition-timing.has-visual-split-summary.has-missing-question-audit {
  grid-template-rows: auto auto auto auto minmax(0, 1fr);
}

.recognition-live-progress {
  padding: 8px 12px;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  background: #f8fbff;
}

.recognition-batch-notice {
  color: #9a5b09;
  line-height: 1.45;
}

.recognition-live-progress.is-done {
  border-color: #bbf7d0;
  background: #f0fdf4;
}

.recognition-live-progress.is-done .inline-progress-track {
  background: #dcfce7;
}

.recognition-live-progress.is-done .inline-progress-track span {
  background: #16a34a;
}

.recognition-timing {
  display: grid;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid #dbeafe;
  border-radius: 8px;
  background: #fff;
}

.recognition-timing-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #1e3a8a;
}

.recognition-timing-head span {
  flex: 1 1 auto;
  color: #475569;
  font-size: 12px;
  font-weight: 800;
  text-align: right;
}

.recognition-timing-head button {
  border: 0;
  background: transparent;
  color: #64748b;
  font-weight: 800;
}

.recognition-timing-body {
  display: grid;
  gap: 8px;
}

.recognition-timing-body[hidden],
.missing-question-audit-items[hidden] {
  display: none;
}

.recognition-timing-pages,
.recognition-timing-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.recognition-timing-pages span,
.recognition-timing-step {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 5px 8px;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  background: #f8fafc;
  color: #334155;
  font-size: 12px;
  font-weight: 800;
}

.recognition-timing-step small {
  color: #64748b;
  font-size: 11px;
}

.recognition-timing-step strong {
  color: #1d4ed8;
}

.missing-question-audit {
  display: grid;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid #fecaca;
  border-left: 3px solid #dc2626;
  border-radius: 8px;
  background: #fff7f7;
}

.missing-question-audit-head,
.recognition-preview-head-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.missing-question-audit-summary {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.missing-question-audit-summary strong {
  color: #991b1b;
}

.missing-question-audit-summary span {
  color: #7f1d1d;
  font-size: 12px;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.missing-question-audit:not(.is-collapsed) .missing-question-audit-summary span {
  display: none;
}

.missing-question-audit-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.missing-question-audit-actions .btn {
  min-height: 30px;
  padding: 5px 9px;
}

.missing-question-audit.is-collapsed {
  gap: 0;
}

.missing-question-audit-items {
  display: grid;
  gap: 6px;
}

.missing-question-audit-items button {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  width: 100%;
  min-height: 34px;
  padding: 6px 8px;
  border: 1px solid #fecaca;
  border-radius: 6px;
  background: #fff;
  color: #7f1d1d;
  font-size: 12px;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

.missing-question-audit-items button:hover {
  border-color: #ef4444;
  background: #fef2f2;
}

.missing-question-audit-items button span {
  min-width: 0;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.recognition-preview-head-actions > .btn {
  min-height: 30px;
  padding: 5px 9px;
}

.recognition-debug-panel {
  display: grid;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid #e2e8f0;
  background: #fffdf8;
}

.recognition-debug-panel-layers {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.recognition-debug-layer-toggle {
  min-height: 28px;
  padding: 4px 8px;
  font-size: 12px;
}

.recognition-debug-selection {
  display: grid;
  gap: 4px;
  padding: 9px 10px;
  border: 1px solid #dbeafe;
  border-radius: 8px;
  background: #f8fbff;
}

.recognition-debug-selection.is-empty {
  color: #64748b;
}

.recognition-debug-selection-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.recognition-debug-selection-head strong {
  color: #1d4ed8;
}

.recognition-debug-selection-body {
  display: grid;
  gap: 4px;
  color: #334155;
  font-size: 12px;
  line-height: 1.45;
}

.recognition-debug-selection-body p {
  margin: 0;
}

.visual-split-summary {
  min-height: 0;
  max-height: min(210px, 24vh);
  display: grid;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid #fed7aa;
  border-left: 3px solid #f97316;
  border-radius: 8px;
  background: #fff7ed;
  overflow: auto;
}

.visual-split-summary.is-collapsed {
  max-height: none;
  overflow: visible;
}

.visual-split-summary-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: #9a3412;
}

.visual-split-summary-head span,
.visual-split-reasons small {
  color: #c2410c;
  font-size: 12px;
  font-weight: 800;
}

.visual-split-summary-head span {
  flex: 1 1 auto;
  text-align: right;
}

.visual-split-summary-head button {
  border: 0;
  background: transparent;
  color: #c2410c;
  font-weight: 800;
}

.visual-split-reasons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
}

.visual-diagnostics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
  padding-top: 2px;
}

.visual-diagnostic-group {
  min-width: 0;
  display: grid;
  align-content: start;
  gap: 6px;
}

.visual-diagnostic-group > strong {
  color: #7c2d12;
  font-size: 12px;
}

.visual-diagnostic-list {
  display: grid;
  gap: 5px;
}

.visual-diagnostic-item {
  min-width: 0;
  min-height: 34px;
  display: grid;
  grid-template-columns: minmax(54px, auto) minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  border: 1px solid #fed7aa;
  border-radius: 7px;
  background: #fff;
  color: #7c2d12;
  padding: 6px 8px;
  text-align: left;
}

.visual-diagnostic-item span,
.visual-diagnostic-item small {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.visual-diagnostic-item span {
  font-size: 12px;
  font-weight: 900;
}

.visual-diagnostic-item small {
  color: #9a3412;
  font-size: 11px;
  font-weight: 700;
}

.visual-diagnostic-item:disabled {
  cursor: default;
  opacity: 0.72;
}

.recognition-workbench {
  display: grid;
  grid-template-columns: minmax(240px, 0.64fr) minmax(360px, 0.96fr) minmax(460px, 1.4fr);
  gap: 12px;
  min-height: 0;
}

.original-panel,
.draft-list-panel,
.edit-panel {
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.edit-panel {
  position: relative;
}

.recognition-paper {
  flex: 1 1 auto;
  height: auto;
  min-height: 0;
  padding: 12px;
}

.paper-page-stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  min-width: max-content;
}

.paper-page {
  margin: 0;
}

.paper-page figcaption {
  margin: 0 0 6px;
  color: #64748b;
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.paper-stage-shell {
  position: relative;
  margin: 0 auto;
  overflow: hidden;
}

.paper-stage {
  position: relative;
  background: #fbf8f2;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.18);
  transform-origin: top left;
}

.paper-stage > img {
  width: 100%;
  height: 100%;
  display: block;
}

.paper-stage-overlay {
  position: absolute;
  inset: 0;
}

.paper-stage-overlay-debug {
  z-index: 8;
  pointer-events: none;
}

.debug-overlay-box {
  position: absolute;
  box-sizing: border-box;
  min-width: 3px;
  min-height: 3px;
  margin: 0;
  padding: 0;
  border: 2px solid #0ea5e9;
  border-radius: 1px;
  outline: 0;
  background: rgba(14, 165, 233, 0.08);
  color: #0369a1;
  box-shadow: none;
  cursor: pointer;
  pointer-events: auto;
}

.debug-overlay-box:hover,
.debug-overlay-box:focus-visible {
  z-index: 14;
  outline: 2px solid rgba(255, 255, 255, 0.98);
  outline-offset: 1px;
  box-shadow: 0 0 0 5px rgba(15, 23, 42, 0.18);
}

.debug-overlay-box.is-selected {
  z-index: 16;
  border-width: 3px;
  outline: 2px solid rgba(255, 255, 255, 0.98);
  outline-offset: 1px;
  box-shadow: 0 0 0 7px rgba(37, 99, 235, 0.32);
}

.debug-overlay-box span {
  position: absolute;
  left: -2px;
  top: -18px;
  display: none;
  max-width: 52px;
  padding: 2px 5px;
  overflow: hidden;
  border-radius: 4px 4px 0 0;
  background: currentColor;
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  line-height: 14px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.debug-overlay-box:hover span,
.debug-overlay-box:focus-visible span,
.debug-overlay-box.is-selected span {
  display: block;
}

.debug-layer-ocrBlocks {
  border-color: #0891b2;
  background: rgba(8, 145, 178, 0.12);
  color: #0e7490;
}

.debug-layer-ocrBlocks.is-ambiguous,
.debug-layer-ocrBlocks.is-spanning {
  border-color: #ea580c;
  background: rgba(234, 88, 12, 0.13);
  color: #c2410c;
}

.debug-layer-ocrLines {
  border-color: #2563eb;
  background: rgba(37, 99, 235, 0.07);
  color: #1d4ed8;
}

.debug-layer-ocrLines.is-derived {
  border-style: dashed;
}

.debug-layer-ocrLines.is-primary {
  border-width: 1px;
}

.debug-layer-visualRows {
  border-color: #16a34a;
  background: rgba(22, 163, 74, 0.07);
  color: #15803d;
}

.debug-layer-visualRows.is-media {
  border-color: #7c3aed;
  border-style: dashed;
  background: rgba(124, 58, 237, 0.1);
  color: #6d28d9;
}

.debug-layer-visualRows.is-formula {
  border-style: dotted;
}

.debug-layer-visualRows.is-title {
  border-color: #64748b;
  background: rgba(100, 116, 139, 0.06);
  color: #475569;
}

.debug-layer-visualSegments {
  border-color: #9333ea;
  border-width: 3px;
  background: rgba(147, 51, 234, 0.05);
  color: #7e22ce;
}

.debug-layer-visualSegments.is-risky {
  border-color: #ea580c;
  background: rgba(234, 88, 12, 0.09);
  color: #c2410c;
}

.debug-layer-markers {
  border-color: #f97316;
  border-width: 3px;
  background: rgba(249, 115, 22, 0.14);
  color: #c2410c;
}

.debug-layer-markers.is-question-start {
  border-color: #2563eb;
  color: #1d4ed8;
}

.debug-layer-markers.is-answer-region {
  border-color: #7c3aed;
  color: #6d28d9;
}

.debug-layer-gates {
  z-index: 12;
  border-color: #dc2626;
  border-width: 3px;
  background: rgba(220, 38, 38, 0.14);
  color: #b91c1c;
}

.debug-layer-gates.is-suggestion {
  border-style: dashed;
}

.region-box {
  position: absolute;
  border: 1px solid currentColor;
  background: transparent;
  border-radius: 2px;
}

.paper-stage.are-region-overlays-hidden .region-box {
  visibility: hidden;
  pointer-events: none;
}

.region-box.is-current-draft {
  box-shadow: none;
}

.region-box.is-active-region {
  outline: 1px solid rgba(15, 23, 42, 0.2);
  outline-offset: 1px;
}

.region-stem { color: #60a5fa; }
.region-option { color: #34d399; }
.region-diagram { color: #a78bfa; }
.region-answer { color: #fb923c; }
.region-explanation { color: #22d3ee; }
.region-unknown { color: #94a3b8; }

.visual-risk-box {
  position: absolute;
  z-index: 4;
  border: 3px solid #ef4444;
  background: rgba(239, 68, 68, 0.14);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.95), 0 0 0 6px rgba(239, 68, 68, 0.2);
  pointer-events: auto;
  cursor: pointer;
}

.visual-risk-box span {
  position: absolute;
  right: -3px;
  top: -28px;
  max-width: 180px;
  padding: 4px 8px;
  border-radius: 6px 6px 0 0;
  background: #ef4444;
  color: #fff;
  font-size: 20px;
  line-height: 1;
  font-weight: 800;
  white-space: nowrap;
}

.visual-source-audit-box {
  position: absolute;
  z-index: 4;
  border: 3px solid #dc2626;
  background: rgba(220, 38, 38, 0.12);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.95), 0 0 0 6px rgba(220, 38, 38, 0.18);
  pointer-events: auto;
  cursor: pointer;
}

.visual-source-audit-box span {
  position: absolute;
  left: -3px;
  top: -23px;
  padding: 3px 7px;
  border-radius: 5px 5px 0 0;
  background: #dc2626;
  color: #fff;
  font-size: 12px;
  line-height: 1.1;
  font-weight: 800;
  white-space: nowrap;
}

.visual-source-audit-box.is-formula {
  border-color: #b91c1c;
  background: rgba(185, 28, 28, 0.16);
}

.visual-source-audit-box.is-formula span {
  background: #b91c1c;
}

.visual-source-audit-box.is-missing {
  border-style: solid;
}

.visual-missing-question-box {
  position: absolute;
  z-index: 6;
  border: 3px solid #b91c1c;
  background: rgba(185, 28, 28, 0.15);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.95), 0 0 0 7px rgba(185, 28, 28, 0.2);
  pointer-events: auto;
  cursor: pointer;
}

.visual-diagnostic-box {
  position: absolute;
  z-index: 3;
  border: 2px solid #2563eb;
  background: rgba(37, 99, 235, 0.08);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.8);
  pointer-events: auto;
  cursor: pointer;
}

.visual-diagnostic-box span {
  position: absolute;
  left: -2px;
  top: -22px;
  max-width: 120px;
  padding: 3px 6px;
  border-radius: 5px 5px 0 0;
  background: #2563eb;
  color: #fff;
  font-size: 12px;
  line-height: 1.1;
  font-weight: 900;
  white-space: nowrap;
}

.visual-diagnostic-box.is-answer-region {
  border-color: #f97316;
  background: rgba(249, 115, 22, 0.1);
}

.visual-diagnostic-box.is-answer-region span {
  background: #f97316;
}

.visual-diagnostic-box.is-question-marker {
  border-color: #2563eb;
  background: rgba(37, 99, 235, 0.08);
}

.visual-diagnostic-box.is-question-marker span {
  background: #2563eb;
}

.visual-diagnostic-box.is-answer-marker {
  border-color: #16a34a;
  background: rgba(22, 163, 74, 0.1);
}

.visual-diagnostic-box.is-answer-marker span {
  background: #16a34a;
}

.visual-diagnostic-box.is-marker-row-conflict {
  z-index: 5;
  border-color: #dc2626;
  background: rgba(220, 38, 38, 0.1);
}

.visual-diagnostic-box.is-marker-row-conflict span {
  background: #dc2626;
}

.visual-diagnostic-box.is-marker-row-suggestion {
  z-index: 4;
  border-color: #f59e0b;
  border-style: dashed;
  background: rgba(245, 158, 11, 0.08);
}

.visual-diagnostic-box.is-marker-row-suggestion span {
  background: #d97706;
}

.visual-diagnostic-box.is-ocr-block {
  z-index: 4;
  border-color: #8b5cf6;
  background: rgba(139, 92, 246, 0.08);
}

.visual-diagnostic-box.is-ocr-block span {
  background: #8b5cf6;
}

.visual-diagnostic-box.is-ocr-line {
  z-index: 4;
  border-color: #06b6d4;
  background: rgba(6, 182, 212, 0.08);
}

.visual-diagnostic-box.is-ocr-line span {
  background: #06b6d4;
}

.visual-diagnostic-box.is-visual-row {
  z-index: 3;
  border-color: #10b981;
  background: rgba(16, 185, 129, 0.08);
}

.visual-diagnostic-box.is-visual-row span {
  background: #10b981;
}

.visual-diagnostic-box.is-visual-segment {
  z-index: 5;
  border-color: #f59e0b;
  background: rgba(245, 158, 11, 0.08);
}

.visual-diagnostic-box.is-visual-segment span {
  background: #d97706;
}

.visual-diagnostic-box.is-cross-ocr,
.visual-diagnostic-box.is-ocr-row-gap,
.visual-diagnostic-box.is-unassigned-media {
  border-color: #dc2626;
  background: rgba(220, 38, 38, 0.11);
}

.visual-diagnostic-box.is-cross-ocr span,
.visual-diagnostic-box.is-ocr-row-gap span,
.visual-diagnostic-box.is-unassigned-media span {
  background: #dc2626;
}

.visual-diagnostic-box.is-ocr-without-marker,
.visual-diagnostic-box.is-marker-ocr-mismatch {
  border-color: #dc2626;
  background: rgba(220, 38, 38, 0.11);
}

.visual-diagnostic-box.is-ocr-without-marker span,
.visual-diagnostic-box.is-marker-ocr-mismatch span {
  background: #dc2626;
}

.visual-risk-box.is-selected,
.visual-source-audit-box.is-selected,
.visual-missing-question-box.is-selected,
.visual-diagnostic-box.is-selected {
  z-index: 12;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.96), 0 0 0 8px rgba(37, 99, 235, 0.28);
}

.visual-risk-box.is-selected span,
.visual-source-audit-box.is-selected span,
.visual-missing-question-box.is-selected span,
.visual-diagnostic-box.is-selected span {
  filter: saturate(1.04);
}

.visual-risk-box span,
.visual-diagnostic-box.is-marker-row-conflict span,
.visual-diagnostic-box.is-cross-ocr span,
.visual-diagnostic-box.is-ocr-row-gap span,
.visual-diagnostic-box.is-unassigned-media span,
.visual-diagnostic-box.is-ocr-without-marker span,
.visual-diagnostic-box.is-marker-ocr-mismatch span {
  display: none;
}

.paper-footer,
.legend {
  min-height: 42px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 14px;
}

.paper-footer {
  justify-content: space-between;
}

.legend {
  border-top: 1px solid #e2e8f0;
}

.switch {
  display: inline-flex;
  align-items: center;
  grid-template-columns: auto auto;
  gap: 8px;
  color: #334155;
  font-size: 13px;
}

.switch input {
  display: none;
}

.switch span {
  width: 40px;
  height: 22px;
  border-radius: 999px;
  background: #cbd5e1;
  position: relative;
}

.switch span::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.15s ease;
}

.switch input:checked + span {
  background: #2563eb;
}

.switch input:checked + span::after {
  transform: translateX(18px);
}

.draft-list {
  flex: 1 1 auto;
  min-height: 0;
  max-height: none;
  overflow: auto;
  padding: 10px;
  display: grid;
  align-content: start;
  gap: 8px;
}

.draft-item {
  min-height: 56px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
  padding: 0 10px;
  text-align: left;
}

.draft-item.is-selected {
  border-color: #2563eb;
  background: #f8fbff;
}

.draft-item.is-loading {
  border-color: #93c5fd;
  background: #eff6ff;
  cursor: progress;
}

.draft-item.is-loading::after {
  content: "";
  width: 12px;
  height: 12px;
  border: 2px solid #bfdbfe;
  border-top-color: #2563eb;
  border-radius: 50%;
  animation: recognition-selection-spin 0.72s linear infinite;
}

.edit-panel.is-selection-loading .editor-scroll {
  cursor: progress;
}

@keyframes recognition-selection-spin {
  to { transform: rotate(360deg); }
}

.draft-item.is-confirmed {
  border-color: #bbf7d0;
  background: #f0fdf4;
  color: #14532d;
}

.draft-item.is-confirmed.is-selected {
  border-color: #22c55e;
  background: #ecfdf5;
}

.draft-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.draft-no {
  font-weight: 800;
}

.draft-confirm-check {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: #16a34a;
  color: #fff;
  font-size: 16px;
  font-weight: 900;
  box-shadow: 0 6px 16px rgba(22, 163, 74, 0.24);
}

.draft-library-flyer {
  position: fixed;
  z-index: 80;
  display: grid;
  place-items: center;
  pointer-events: none;
  border: 2px solid rgba(37, 99, 235, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 24px 62px rgba(15, 23, 42, 0.24);
  transform-origin: top left;
  overflow: hidden;
}

.draft-library-flyer::before {
  content: "";
  position: absolute;
  inset: 16px;
  border-radius: 8px;
  background: linear-gradient(180deg, #eff6ff, #ffffff);
}

.draft-library-flyer-check {
  position: relative;
  width: 54px;
  height: 54px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: #16a34a;
  color: #fff;
  font-size: 30px;
  font-weight: 900;
  box-shadow: 0 12px 28px rgba(22, 163, 74, 0.3);
}

.editor-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
  position: relative;
}

.editor-scroll.is-rerunning .question-preview-editor,
.editor-scroll.is-rerunning .evidence-area {
  filter: saturate(0.9);
}

.editor-form {
  padding: 14px;
  display: grid;
  gap: 12px;
}

.editor-form label.is-focused-field {
  color: #2563eb;
}

.editor-form textarea,
.editor-form input,
.editor-form select,
.option-editor input {
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 9px 11px;
}

.editor-form textarea {
  resize: vertical;
  line-height: 1.55;
}

.editor-scroll .empty-state {
  margin: 14px;
}

.rerun-progress-overlay {
  position: absolute;
  inset: 0;
  z-index: 12;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(248, 250, 252, 0.78);
  backdrop-filter: blur(2px);
}

.rerun-progress-card {
  width: min(430px, 94%);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  background: #fff;
  padding: 18px;
  box-shadow: 0 22px 58px rgba(15, 23, 42, 0.18);
}

.rerun-progress-spinner {
  grid-row: span 2;
  width: 46px;
  height: 46px;
  border: 4px solid #dbeafe;
  border-top-color: #2563eb;
  border-radius: 999px;
  animation: rerun-spin 0.85s linear infinite;
}

.rerun-progress-copy {
  display: grid;
  gap: 5px;
}

.rerun-progress-copy strong {
  color: #0f172a;
  font-size: 16px;
}

.rerun-progress-copy span {
  color: #475569;
  font-size: 13px;
  line-height: 1.55;
}

.rerun-progress-steps {
  grid-column: 2;
  display: grid;
  gap: 8px;
  margin-top: 2px;
}

.rerun-progress-step {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #334155;
  font-size: 13px;
  font-weight: 800;
}

.rerun-progress-step::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #2563eb;
  box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.28);
  animation: rerun-step-pulse 1.2s ease-in-out infinite;
  animation-delay: var(--step-delay, 0s);
}

@keyframes rerun-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes rerun-step-pulse {
  0%,
  100% {
    opacity: 0.35;
    transform: scale(0.86);
    box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.24);
  }

  45% {
    opacity: 1;
    transform: scale(1);
    box-shadow: 0 0 0 6px rgba(37, 99, 235, 0);
  }
}

.editor-form label.is-focused-field textarea,
.editor-form label.is-focused-field input,
.editor-form label.is-focused-field select {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.type-evidence {
  display: grid;
  gap: 8px;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  background: #f8fbff;
  padding: 10px;
}

.type-evidence > div:first-child {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.type-evidence > div:first-child span {
  color: #1d4ed8;
  font-weight: 800;
}

.type-evidence-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.type-evidence small {
  color: #64748b;
}

.recognition-check-card {
  display: grid;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  background: #f8fbff;
  overflow: hidden;
}

.recognition-check-toggle {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 42px;
  padding: 10px;
  border: 0;
  background: transparent;
  color: #172033;
  text-align: left;
  cursor: pointer;
}

.recognition-check-toggle:hover {
  background: #eff6ff;
}

.recognition-check-title {
  font-weight: 800;
}

.recognition-check-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  min-width: 0;
  color: #1d4ed8;
  font-size: 13px;
}

.recognition-check-summary i {
  color: #94a3b8;
  font-style: normal;
}

.recognition-check-caret {
  color: #2563eb;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.recognition-check-card-body {
  display: grid;
  gap: 10px;
  padding: 0 10px 10px;
  border-top: 1px solid #dbeafe;
}

.recognition-check-card-body[hidden] {
  display: none;
}

.recognition-check-card-body > .type-evidence {
  padding: 10px 0 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.recognition-check-card-body > .type-evidence + .type-evidence {
  padding-top: 10px;
  border-top: 1px solid #dbeafe;
}

.visual-coverage-box {
  display: grid;
  gap: 8px;
  border-left: 3px solid #f97316;
  border-radius: 6px;
  background: #fff7ed;
  padding: 10px;
}

.visual-coverage-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: #9a3412;
}

.visual-coverage-head span {
  color: #c2410c;
  font-size: 12px;
  font-weight: 800;
}

.visual-evidence-list {
  display: grid;
  gap: 6px;
}

.visual-evidence-list small,
.source-coverage-lines small {
  overflow-wrap: anywhere;
}

.visual-evidence-list small {
  color: #9a3412;
}

.source-coverage-box {
  display: grid;
  gap: 8px;
  border-left: 3px solid #d97706;
  border-radius: 6px;
  background: #fffbeb;
  padding: 10px;
}

.source-coverage-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: #92400e;
}

.source-coverage-head span {
  color: #b45309;
  font-size: 12px;
  font-weight: 800;
}

.source-coverage-lines {
  display: grid;
  gap: 8px;
}

.source-coverage-item {
  display: grid;
  gap: 4px;
}

.source-coverage-item small,
.source-coverage-item span {
  color: #92400e;
  font-size: 12px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.source-coverage-item b {
  color: #78350f;
  margin-right: 6px;
}

.question-preview-editor {
  gap: 12px;
}

.question-preview-meta {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) auto auto;
  align-items: end;
  gap: 10px;
}

.question-preview-meta > span {
  color: #1d4ed8;
  font-weight: 800;
  padding-bottom: 10px;
}

.question-preview-section {
  display: grid;
  gap: 8px;
  border: 1px solid #d8e1ef;
  border-radius: 8px;
  background: #fff;
  padding: 12px;
  color: #111827;
}

.question-preview-section.is-focused-field {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.question-preview-section.has-inline-risk {
  border-color: #ef4444;
  box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.12);
}

.question-preview-section.has-inline-risk .preview-section-head {
  color: #991b1b;
}

.preview-section-risk {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: #dc2626;
  box-shadow: 0 0 0 1px #dc2626;
}

.question-preview-option > b.has-inline-risk {
  display: inline-grid;
  place-items: center;
  min-width: 22px;
  min-height: 22px;
  border-radius: 4px;
  background: #fee2e2;
  color: #b91c1c;
  box-shadow: 0 0 0 2px #ef4444;
}

.preview-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.preview-section-head strong {
  font-size: 15px;
}

.question-preview-editor .question-preview-section {
  cursor: pointer;
}

.question-preview-editor .question-preview-section .preview-editable {
  cursor: text;
}

.question-preview-editor .question-preview-section .pill,
.question-preview-editor .question-preview-section .preview-section-risk {
  cursor: default;
}

.preview-section-tools {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  min-width: 0;
}

.formula-editor-open {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #fff;
  color: #1d4ed8;
  font-family: "Times New Roman", serif;
  font-size: 18px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
}

.formula-editor-open:hover,
.formula-editor-open:focus-visible {
  border-color: #2563eb;
  background: #eff6ff;
  outline: none;
}

.preview-editable {
  min-width: 0;
  max-width: 100%;
  min-height: 48px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 10px 11px;
  line-height: 1.75;
  overflow-wrap: anywhere;
  word-break: break-word;
  outline: none;
  background: #fff;
  cursor: text;
  -webkit-user-select: text;
  user-select: text;
}

.preview-mixed-field {
  min-width: 0;
  max-width: 100%;
  min-height: 48px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 10px 11px;
  background: #fff;
  display: grid;
  gap: 10px;
}

.preview-mixed-field-stem {
  min-height: 104px;
}

.preview-mixed-field-explanation {
  min-height: 136px;
}

.preview-mixed-field-option {
  min-height: 44px;
  padding: 8px 10px;
}

.preview-mixed-field .preview-editable {
  min-height: 0;
  border: 0;
  border-radius: 0;
  padding: 0;
  background: transparent;
}

.preview-mixed-field .preview-editable:focus {
  border-color: transparent;
  box-shadow: none;
}

.preview-mixed-field:focus-within {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.preview-editable[data-name="stem"] {
  min-height: 104px;
}

.preview-editable[data-name="explanation"] {
  min-height: 136px;
}

.preview-mixed-field .preview-editable[data-name="stem"],
.preview-mixed-field .preview-editable[data-name="explanation"] {
  min-height: 0;
}

.preview-answer-editable .answer-part-list {
  gap: 14px;
}

.preview-editable:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.preview-editable:empty::before {
  content: attr(data-placeholder);
  color: #94a3b8;
}

.question-preview-options {
  min-width: 0;
  display: grid;
  gap: 8px;
}

.question-preview-option {
  min-width: 0;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
}

.question-preview-option b {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  color: #1d4ed8;
  background: #dbeafe;
}

.question-preview-option .preview-option-assets {
  grid-column: auto;
}

.preview-option-assets {
  margin-top: 0;
}

.preview-option-assets figure {
  background: #fff;
}

.preview-option-assets img {
  max-width: min(100%, 320px);
  max-height: 230px;
}

/* 图片引用未装载时的可见占位符：明确提示"图片未加载"，
   避免题目被渲染成没有配图的状态。 */
.asset-figure.asset-placeholder {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.asset-placeholder-box {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 220px;
  min-height: 120px;
  border: 1px dashed #c7a41c;
  border-radius: 8px;
  background: #fffbe6;
  color: #92660a;
  font-size: 13px;
}

.preview-assets-stem img {
  max-width: min(100%, 560px);
  max-height: 260px;
}

.preview-assets-stem figure {
  background: #fff;
}

.preview-mixed-field .preview-assets {
  gap: 8px;
  width: 100%;
  min-width: 0;
}

.preview-subquestion-block {
  min-width: 0;
  padding: 12px 0 4px;
  border-top: 1px solid #dbe4ee;
}

.preview-subquestion-layout {
  min-width: 0;
  max-width: 100%;
}

.preview-mixed-field .preview-subquestion-block.preview-editable {
  padding: 12px 0 4px;
}

.preview-subquestion-block:first-child,
.preview-subquestion-block.is-shared + .preview-subquestion-block {
  border-top: 0;
}

.preview-subquestion-block.is-shared {
  padding-top: 0;
}

.preview-mixed-field .preview-subquestion-block.preview-editable.is-shared {
  padding-top: 0;
}

.preview-image-option-group {
  display: grid;
  grid-template-columns: repeat(4, minmax(88px, 1fr));
  gap: 10px;
  width: 100%;
  margin: 8px 0 10px;
  align-items: stretch;
}

.preview-image-option {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 5px;
  align-items: start;
  min-width: 0;
}

.preview-image-option-label {
  padding-top: 4px;
  color: #0f172a;
  font-weight: 700;
  line-height: 1.25;
}

.preview-image-option .preview-assets,
.preview-image-option .preview-assets figure {
  width: 100%;
  min-width: 0;
}

.preview-image-option .preview-assets img,
.preview-image-option .preview-assets .asset-crop-image {
  width: 100%;
  height: 108px;
  max-width: 100%;
  max-height: 108px;
  aspect-ratio: auto;
  object-fit: contain;
}

@media (max-width: 920px) {
  .preview-image-option-group {
    grid-template-columns: repeat(2, minmax(112px, 1fr));
  }
}

.preview-mixed-field .preview-assets figure {
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
  width: 100%;
  max-width: 100%;
}

.llm-structured-editor .preview-mixed-field .preview-assets {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  margin: 0;
}

.llm-structured-editor .preview-mixed-field .preview-assets .asset-crop-image {
  width: var(--asset-crop-width, 320px);
  height: auto;
  max-width: min(100%, 360px);
  max-height: 220px;
  aspect-ratio: var(--asset-crop-ratio, 16 / 9);
}

.llm-structured-editor .preview-mixed-field .preview-assets img {
  max-width: min(100%, 360px);
  max-height: 220px;
  object-fit: contain;
}

.llm-structured-editor .preview-mixed-field .preview-assets .asset-crop-image > img {
  max-width: none;
  max-height: none;
  object-fit: fill;
}

.question-preview-editor [data-editable-asset] {
  cursor: grab;
  user-select: none;
  position: relative;
  touch-action: none;
}

.question-preview-editor .preview-assets {
  overflow: visible;
}

.question-preview-editor [data-editable-asset].is-selected-asset {
  outline: 3px solid #2563eb;
  outline-offset: 3px;
  border-radius: 6px;
  background: #eff6ff;
}

.question-preview-editor [data-editable-asset]:focus {
  outline: 3px solid #2563eb;
  outline-offset: 3px;
}

.question-preview-editor [data-editable-asset]:active {
  cursor: grabbing;
}

.preview-mixed-field .preview-assets figcaption {
  display: none;
}

.preview-mixed-field .preview-assets[data-action="focus-preview-field"] {
  cursor: pointer;
}

.preview-mixed-field .preview-assets[data-action="focus-preview-field"] img {
  cursor: pointer;
}

.question-preview-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.question-preview-meta-grid .wide {
  grid-column: 1 / -1;
}

.review-archive-card {
  display: grid;
  gap: 12px;
  border: 1px solid #cfe3d8;
  border-radius: 8px;
  background: #f7fdf9;
  padding: 12px;
}

.review-archive-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.review-archive-head strong {
  color: #14532d;
  font-size: 15px;
}

.review-archive-head span {
  color: #64748b;
  font-size: 12px;
  line-height: 1.4;
  text-align: right;
}

.review-note-field,
.review-tags-field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.review-note-field > span,
.review-tags-field > span {
  color: #334155;
  font-size: 13px;
  font-weight: 800;
}

.review-note-field textarea {
  width: 100%;
  min-height: 92px;
  resize: vertical;
  border: 1px solid #bdd7c9;
  border-radius: 8px;
  padding: 10px 11px;
  color: #0f172a;
  line-height: 1.65;
  background: #fff;
  outline: none;
}

.review-note-field textarea:focus,
.review-tag-input-row:focus-within {
  border-color: #16a34a;
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.12);
}

.review-tags-control {
  position: relative;
  min-width: 0;
}

.review-tag-input-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  min-height: 50px;
  border: 1px solid #bdd7c9;
  border-radius: 8px;
  background: #fff;
  padding: 8px;
}

.review-tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  max-width: 100%;
  min-height: 28px;
  border: 1px solid #bbf7d0;
  border-radius: 8px;
  background: #e9fbf0;
  color: #16a05d;
  padding: 5px 7px 5px 10px;
  font-size: 13px;
  font-weight: 800;
}

.review-tag-chip button {
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border: 0;
  border-radius: 50%;
  color: #16a05d;
  background: rgba(22, 160, 93, 0.12);
  cursor: pointer;
}

.review-tag-input-row input {
  flex: 1 1 150px;
  min-width: 90px;
  border: 0;
  outline: 0;
  padding: 5px 2px;
  color: #0f172a;
  background: transparent;
}

.review-tag-suggestions {
  display: grid;
  gap: 8px;
  margin-top: 8px;
  max-height: 170px;
  overflow: auto;
  border: 1px solid #dbe8df;
  border-radius: 8px;
  background: #fff;
  padding: 10px;
}

.review-tag-suggestion-head {
  color: #64748b;
  font-size: 12px;
  font-weight: 800;
}

.review-tag-suggestion-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.review-tag-suggestions button {
  border: 1px solid transparent;
  border-radius: 8px;
  background: #f1f5f9;
  color: #475569;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.review-tag-suggestions button.is-selected {
  border-color: #bbf7d0;
  background: #e9fbf0;
  color: #16a05d;
}

.review-tag-suggestions button.is-new {
  border-color: #d9e3dc;
  background: #fff;
  color: #64748b;
  font-weight: 700;
}

.review-tag-suggestion-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.review-tag-suggestions .review-tag-suggestion-remove {
  padding: 2px 7px;
  background: transparent;
  color: #94a3b8;
  font-weight: 700;
  border-radius: 6px;
}

.review-tag-suggestions .review-tag-suggestion-remove:hover {
  background: #fee2e2;
  color: #dc2626;
}

.preview-assets,
.question-assets,
.selected-assets,
.source-crops,
.evidence-thumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-width: 100%;
  min-width: 0;
  overflow: hidden;
}

.preview-assets figure,
.question-assets figure,
.selected-assets figure {
  margin: 0;
  max-width: 100%;
  min-width: 0;
  overflow: hidden;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #f8fafc;
  padding: 6px;
}

.preview-assets img,
.question-assets img,
.selected-assets img {
  display: block;
  max-width: min(100%, 320px);
  max-height: 180px;
  width: auto;
  height: auto;
  object-fit: contain;
  background: #fff;
}

.preview-assets .asset-crop-image,
.question-assets .asset-crop-image {
  position: relative;
  display: block;
  width: var(--asset-crop-width, 320px);
  height: var(--asset-crop-height, auto);
  max-width: min(100%, 320px);
  max-height: 180px;
  aspect-ratio: var(--asset-crop-ratio, 16 / 9);
  overflow: hidden;
  background: #fff;
}

.preview-assets .asset-crop-image img,
.question-assets .asset-crop-image img {
  position: absolute;
  inset: 0 auto auto 0;
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: fill;
  transform-origin: top left;
}

.preview-assets figcaption,
.question-assets figcaption,
.selected-assets figcaption {
  margin-top: 4px;
  color: #64748b;
  font-size: 11px;
}

.question-assets {
  margin: 8px 0;
}

.question-field-assets {
  margin: 0;
}

.question-field-assets figure {
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
}

.question-field-assets figcaption {
  display: none;
}

.question-assets img {
  max-width: min(100%, 420px);
  max-height: 220px;
}

.question-field-assets img,
.question-field-assets .asset-crop-image,
.preview-mixed-field .preview-assets img,
.preview-mixed-field .preview-assets .asset-crop-image {
  max-width: min(100%, 520px);
  max-height: 260px;
}

.preview-mixed-field .preview-assets .asset-crop-image {
  box-sizing: border-box;
  width: min(100%, var(--asset-crop-width, 520px));
  height: auto;
  aspect-ratio: var(--asset-crop-ratio, 16 / 9);
}

.preview-mixed-field .preview-assets img {
  box-sizing: border-box;
}

.question-field-assets .asset-crop-image > img,
.preview-mixed-field .preview-assets .asset-crop-image > img {
  max-width: none;
  max-height: none;
  object-fit: fill;
}

/* 编辑器内素材直接作为正文流的一部分，不再显示独立素材卡片。 */
.question-preview-editor .preview-assets {
  display: block;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  margin: 4px 0;
  gap: 0;
  overflow: hidden;
}

.question-preview-editor .preview-assets figure {
  display: block;
  width: fit-content;
  max-width: 100%;
  margin: 0;
  border: 0;
  border-radius: 0;
  padding: 0;
  background: transparent;
}

.question-preview-editor [data-editable-asset].is-selected-asset {
  background: transparent;
}

.question-preview-editor .preview-assets figcaption {
  display: none;
}

.question-preview-editor .preview-assets img,
.question-preview-editor .preview-assets .asset-crop-image {
  box-sizing: border-box;
  display: block;
  max-width: 100%;
  min-width: 0;
}

.question-preview-editor .preview-assets img {
  width: auto;
  height: auto;
  max-height: 260px;
  object-fit: contain;
}

.question-preview-editor .preview-assets .asset-crop-image {
  width: min(100%, var(--asset-crop-width, 520px));
  height: auto;
  max-height: 260px;
  aspect-ratio: var(--asset-crop-ratio, 16 / 9);
  overflow: hidden;
}

.selected-assets {
  margin: 6px 0;
}

.selected-assets img {
  max-width: min(100%, 220px);
  max-height: 120px;
}

.source-crops {
  margin: 4px 0 8px;
  flex-direction: column;
}

.source-crop-figure {
  margin: 0;
  width: 100%;
  overflow: hidden;
  border: 1px solid #dbe3ef;
  border-radius: 8px;
  background: #fff;
}

.source-crop-svg {
  display: block;
  width: 100%;
  max-height: 420px;
  background: #fff;
}

.source-crop-figure figcaption {
  border-top: 1px solid #edf2f7;
  padding: 4px 8px;
  color: #64748b;
  font-size: 11px;
  background: #f8fafc;
}

.selected-source-preview .source-crop-svg {
  max-height: 150px;
}

.rich-text {
  white-space: normal;
}

.rich-table-scroll {
  max-width: 100%;
  margin: 6px 0;
  overflow-x: auto;
}

.rich-table {
  width: max-content;
  max-width: 100%;
  border-collapse: collapse;
  background: #fff;
  color: #0f172a;
  font-size: 14px;
  line-height: 1.55;
}

.rich-table th,
.rich-table td {
  min-width: 48px;
  border: 1px solid #cbd5e1;
  padding: 6px 9px;
  vertical-align: top;
  white-space: normal;
}

.rich-table th {
  background: #f8fafc;
  font-weight: 800;
}

.math-inline,
.math-token {
  display: inline;
  vertical-align: baseline;
  font-family: inherit;
  font-style: normal;
  line-height: 1;
}

.math-token {
  overflow-wrap: normal;
  word-break: normal;
  white-space: nowrap;
  line-height: 1.45;
}

.preview-editable .math-token,
.library-note-editable .math-token {
  cursor: pointer;
  border-radius: 4px;
}

.preview-editable .math-token:hover,
.preview-editable .math-token:focus,
.library-note-editable .math-token:hover,
.library-note-editable .math-token:focus {
  background: #e0f2fe;
  outline: 2px solid #7dd3fc;
  outline-offset: 2px;
}

.formula-editor-backdrop {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.34);
}

.formula-editor-dialog {
  width: min(1120px, 100%);
  max-height: min(760px, calc(100vh - 48px));
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  overflow: hidden;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.24);
}

.formula-editor-head,
.formula-editor-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px solid #e2e8f0;
}

.formula-editor-actions {
  justify-content: flex-end;
  border-top: 1px solid #e2e8f0;
  border-bottom: 0;
}

.formula-editor-actions .btn-danger {
  border-color: #fca5a5;
  background: #fff;
  color: #b91c1c;
}

.formula-editor-actions .btn-danger:hover {
  background: #fef2f2;
}

.formula-editor-head strong {
  font-size: 16px;
  color: #0f172a;
}

.formula-editor-close {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #fff;
  color: #475569;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.formula-editor-close:hover,
.formula-editor-close:focus-visible {
  border-color: #94a3b8;
  background: #f8fafc;
  outline: none;
}

.formula-editor-body {
  min-height: 0;
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  background: #f8fafc;
}

.formula-palette {
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  display: grid;
  align-content: start;
  gap: 18px;
  padding: 14px;
  border-right: 1px solid #e2e8f0;
  background: #eef3f8;
}

.formula-classic-toolbar {
  display: grid;
  gap: 16px;
}

.formula-classic-section {
  display: grid;
  gap: 9px;
}

.formula-classic-title {
  margin: 0;
  color: #334155;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.4;
}

.formula-classic-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px 7px;
}

.formula-classic-group {
  position: relative;
  min-width: 0;
}

.formula-classic-trigger {
  width: 100%;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0 5px;
  border: 1px solid #aeb9c6;
  border-top-color: #fff;
  border-left-color: #fff;
  border-radius: 3px;
  background: #f8fafc;
  color: #111827;
  font-family: "Times New Roman", "Cambria Math", serif;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
}

.formula-classic-trigger:hover,
.formula-classic-trigger:focus-visible {
  border-color: #2563eb;
  background: #eff6ff;
  outline: none;
}

.formula-classic-group.is-open .formula-classic-trigger {
  border-color: #8c99a8;
  border-right-color: #fff;
  border-bottom-color: #fff;
  background: #dfe7f0;
  box-shadow: inset 1px 1px 2px rgba(15, 23, 42, 0.15);
}

.formula-classic-trigger-arrow {
  width: 0;
  height: 0;
  flex: 0 0 auto;
  border-right: 3px solid transparent;
  border-left: 3px solid transparent;
  border-top: 4px solid #64748b;
}

.formula-classic-popover {
  position: absolute;
  z-index: 12;
  top: calc(100% + 5px);
  left: 0;
  width: max-content;
  max-width: 292px;
  display: grid;
  grid-template-columns: repeat(var(--formula-classic-columns), 38px);
  gap: 5px;
  padding: 8px;
  border: 1px solid #94a3b8;
  border-radius: 3px;
  background: #f8fafc;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.22);
}

.formula-classic-group.is-end .formula-classic-popover {
  right: 0;
  left: auto;
}

.formula-classic-popover[hidden] {
  display: none;
}

.formula-classic-item {
  width: 38px;
  height: 36px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  color: #111827;
  font-family: "Times New Roman", "Cambria Math", serif;
  font-size: 17px;
  line-height: 1;
  cursor: pointer;
}

.formula-classic-item:hover,
.formula-classic-item:focus-visible {
  border-color: #2563eb;
  background: #dbeafe;
  color: #1d4ed8;
  outline: none;
}

.formula-palette-group {
  display: grid;
  gap: 8px;
}

.formula-custom-panel {
  padding-top: 12px;
  border-top: 1px solid #cbd5e1;
}

.formula-palette-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 5px 2px;
  border: 0;
  background: transparent;
  color: #334155;
  font-size: 14px;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

.formula-palette-toggle:hover,
.formula-palette-toggle:focus-visible {
  color: #1d4ed8;
  outline: none;
}

.formula-palette-toggle-icon::before {
  content: "\25B8";
  display: block;
  color: #64748b;
  transition: transform 120ms ease;
}

.formula-palette-group.is-open .formula-palette-toggle-icon::before {
  transform: rotate(90deg);
}

.formula-palette-content {
  display: grid;
  gap: 8px;
}

.formula-palette-content[hidden] {
  display: none;
}

.formula-palette-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}

.formula-palette-grid button {
  min-width: 0;
  min-height: 38px;
  border: 1px solid #cbd5e1;
  border-radius: 5px;
  background: #fff;
  color: #0f172a;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.formula-palette-grid button:hover,
.formula-palette-grid button:focus-visible {
  border-color: #2563eb;
  background: #eff6ff;
  color: #1d4ed8;
  outline: none;
}

.formula-main {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(220px, 0.62fr) minmax(170px, 0.38fr);
  gap: 12px;
  padding: 14px;
}

.formula-mode-control {
  display: inline-flex;
  width: fit-content;
  border: 1px solid #cbd5e1;
  border-radius: 7px;
  overflow: hidden;
  background: #fff;
}

.formula-mode-control label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  color: #475569;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.formula-mode-control label + label {
  border-left: 1px solid #cbd5e1;
}

.formula-mode-control label.is-active {
  background: #dbeafe;
  color: #1d4ed8;
}

.formula-mode-control input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.formula-live-preview {
  min-height: 220px;
  max-width: 100%;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 14px;
  padding: 18px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #fff;
  overflow: auto;
  color: #0f172a;
}

.formula-visual-editor {
  cursor: text;
  outline: none;
  -webkit-user-select: none;
  user-select: none;
}

.formula-visual-editor:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.formula-live-preview .math-display {
  margin: 0;
}

.formula-rendered-output {
  max-width: 100%;
  overflow-x: auto;
  text-align: center;
}

.formula-layout-editor {
  min-width: min(100%, 240px);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-height: 78px;
  padding: 8px 10px;
  border: 0;
  background: transparent;
  color: #0f172a;
  font-family: "Cambria Math", "STIX Two Math", serif;
  font-size: 25px;
}

.formula-layout-editor.is-display {
  min-height: 104px;
}

.formula-layout-prefix {
  margin-right: 3px;
  font-size: .72em;
}

.formula-layout-fraction {
  min-width: 94px;
  display: inline-grid;
  grid-template-rows: auto 2px auto;
  align-items: center;
  gap: 4px;
}

.formula-layout-slot-wrap {
  display: inline-flex;
  justify-content: center;
  min-width: 58px;
}

.formula-layout-bar {
  height: 2px;
  background: #334155;
}

.formula-layout-root-symbol {
  font-size: 1.35em;
  line-height: 1;
}

.formula-layout-radicand {
  min-width: 74px;
  border-top: 2px solid #334155;
  padding: 3px 6px 0;
}

.formula-layout-slot {
  width: max(2ch, var(--slot-ch));
  min-width: 2ch;
  height: 31px;
  appearance: none;
  border: 0;
  border-radius: 0;
  padding: 0 1px;
  background: transparent;
  color: #0f172a;
  font: inherit;
  font-size: .72em;
  font-style: italic;
  text-align: center;
  outline: none;
}

.formula-layout-slot::placeholder {
  color: transparent;
  font-size: .62em;
}

.formula-layout-slot:focus {
  background: transparent;
  box-shadow: none;
}

.formula-layout-slot:placeholder-shown,
.formula-layout-slot:placeholder-shown:focus {
  border: 0;
  background: transparent;
}

.formula-layout-edge {
  align-self: center;
  border-bottom-color: transparent;
  background: transparent;
}

.formula-layout-edge:hover,
.formula-layout-edge:focus {
  background: transparent;
}

.formula-layout-expression {
  display: inline-flex;
  align-items: center;
  min-height: 52px;
  gap: 1px;
  white-space: nowrap;
}

.formula-layout-expression-text {
  width: max(1ch, var(--slot-ch));
  min-width: 1ch;
  border-color: transparent;
  background: transparent;
}

.formula-layout-expression-text:placeholder-shown {
  border: 0;
  background: transparent;
}

.formula-layout-script-box {
  display: inline-flex;
  align-items: center;
  margin: 0 1px;
}

.formula-layout-script-box.is-superscript {
  transform: translateY(-12px);
}

.formula-layout-script-box.is-subscript {
  transform: translateY(12px);
}

.formula-layout-script-field {
  width: max(1.2ch, var(--slot-ch));
  min-width: 1.2ch;
  height: 26px;
  border: 0;
  border-radius: 0;
  padding: 0 1px;
  background: transparent;
  font-size: .58em;
  line-height: 1;
}

.formula-layout-script-field:placeholder-shown {
  border: 0;
  background: transparent;
}

.formula-layout-script-field:focus {
  border: 0;
  background: transparent;
}

.formula-layout-script-field:placeholder-shown:focus {
  border: 0;
}

.formula-layout-under-over {
  min-width: 66px;
  display: inline-grid;
  grid-template-rows: 25px 32px 25px;
  align-items: center;
  justify-items: center;
}

.formula-layout-symbol {
  font-size: 1.5em;
  line-height: 1;
}

.formula-layout-matrix {
  display: grid;
  grid-template-columns: repeat(2, minmax(42px, 1fr));
  gap: 6px;
  padding: 8px 12px;
  border-left: 2px solid #334155;
  border-right: 2px solid #334155;
}

.formula-layout-delimiter {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 1.3em;
}

.formula-layout-accent {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  line-height: .7;
}

.formula-layout-accent-mark {
  height: 12px;
  font-size: .8em;
}

.formula-visual-code {
  width: min(100%, 720px);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2px;
  padding: 8px;
  border: 1px dashed #cbd5e1;
  border-radius: 6px;
  background: #f8fafc;
}

.formula-visual-slot {
  position: relative;
  min-width: 12px;
  height: 24px;
  border: 0;
  border-radius: 3px;
  background: transparent;
  color: #64748b;
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
  line-height: 1;
  cursor: text;
}

.formula-visual-slot:hover,
.formula-visual-slot:focus-visible {
  background: #dbeafe;
  color: #1d4ed8;
  outline: none;
}

.formula-custom-entry {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.5fr) 36px;
  gap: 6px;
}

.formula-custom-entry input {
  min-width: 0;
  height: 34px;
  border: 1px solid #cbd5e1;
  border-radius: 5px;
  padding: 0 8px;
  background: #fff;
  color: #0f172a;
  font-size: 12px;
  outline: none;
}

.formula-custom-entry input:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, .12);
}

.formula-custom-save {
  min-height: 34px;
  border: 1px solid #2563eb;
  border-radius: 5px;
  background: #2563eb;
  color: #fff;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.formula-custom-save:hover,
.formula-custom-save:focus-visible {
  background: #1d4ed8;
  outline: none;
}

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

.formula-custom-item {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 24px;
}

.formula-custom-item > button:first-child {
  border-radius: 5px 0 0 5px;
}

.formula-custom-delete {
  min-width: 24px;
  min-height: 38px;
  border: 1px solid #cbd5e1;
  border-left: 0;
  border-radius: 0 5px 5px 0;
  background: #f8fafc;
  color: #64748b;
  cursor: pointer;
}

.formula-custom-delete:hover,
.formula-custom-delete:focus-visible {
  background: #fee2e2;
  color: #b91c1c;
  outline: none;
}

.formula-custom-empty {
  grid-column: 1 / -1;
  margin: 0;
  color: #64748b;
  font-size: 12px;
}

.formula-visual-slot.is-selected {
  background: #bfdbfe;
  color: #0f172a;
}

.formula-visual-slot.is-caret::after {
  content: "";
  position: absolute;
  right: -1px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  border-radius: 999px;
  background: #2563eb;
}

/* MathType 公式树编辑器（由用户提供的 mathtype-editor 构建） */
.formula-live-preview > .formula-editor {
  width: 100%;
  min-height: 1.3em;
  display: grid;
  place-items: center;
  padding: 12px 18px;
  box-sizing: border-box;
  color: #111;
  font-family: "Times New Roman", "STIX Two Math", "Noto Serif", serif;
  font-size: 22px;
  line-height: 1.3;
  user-select: none;
}

.formula-live-preview > .formula-editor:focus {
  outline: none;
}

.formula-live-preview.is-display > .formula-editor {
  font-size: 1.12em;
}

.formula-live-preview.is-fallback {
  user-select: text;
}

.formula-live-preview .fx-root {
  display: inline-block;
  min-width: .6em;
  min-height: 1.3em;
  font-family: "Times New Roman", "STIX Two Math", "Noto Serif", serif;
  line-height: 1.3;
  color: #111;
}

.formula-live-preview .fx-atom.fx-sel,
.formula-live-preview .fx-slot.fx-sel {
  background: rgba(49, 106, 197, .32);
  border-radius: 1px;
}

.formula-live-preview .fx-row {
  display: inline-flex;
  align-items: baseline;
}

.formula-live-preview .fx-slot {
  display: inline-block;
  width: .72em;
  height: .85em;
  border: 1px dashed #8a8a8a;
  vertical-align: -.12em;
}

.formula-live-preview .fx-slot.fx-slot-active {
  border-color: #316ac5;
  background: #e8f0fc;
}

.formula-live-preview .fx-cursor {
  display: inline-block;
  width: 1px;
  height: 1.1em;
  margin: 0 .5px;
  background: #000;
  vertical-align: middle;
  animation: fx-blink 1.06s steps(1) infinite;
}

@keyframes fx-blink {
  50% { opacity: 0; }
}

.formula-live-preview .fx-sym.fx-bin,
.formula-live-preview .fx-sym.fx-rel {
  padding: 0 .12em;
}

.formula-live-preview .fx-op {
  padding-right: .15em;
  font-style: normal;
}

.formula-live-preview .fx-frac {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  margin: 0 .2em;
  vertical-align: middle;
  line-height: 1.25;
}

.formula-live-preview .fx-frac .fx-fracnum {
  border-bottom: 1px solid currentColor;
  padding: 0 .25em .04em;
}

.formula-live-preview .fx-frac .fx-fracden {
  padding: .04em .25em 0;
}

.formula-live-preview .fx-sqrt {
  display: inline-flex;
  align-items: baseline;
}

.formula-live-preview .fx-rad {
  margin-right: .01em;
  font-family: "Times New Roman", serif;
  font-size: 1.2em;
  line-height: 1;
  vertical-align: -.1em;
}

.formula-live-preview .fx-sqrt-body {
  border-top: 1px solid currentColor;
  margin-top: .14em;
  padding: .08em .15em 0 .04em;
}

.formula-live-preview .fx-sqrt-index {
  align-self: flex-start;
  margin-right: -.28em;
  font-size: .6em;
  transform: translateY(.1em);
}

.formula-live-preview .fx-script {
  display: inline;
  white-space: nowrap;
}

.formula-live-preview .fx-stack {
  display: inline-flex;
  flex-direction: column;
  font-size: .65em;
  line-height: 1.15;
}

.formula-live-preview .fx-stack-sup,
.formula-live-preview .fx-stack-both {
  vertical-align: .68em;
}

.formula-live-preview .fx-stack-sub {
  vertical-align: -.32em;
}

.formula-live-preview .fx-stack .fx-sup {
  margin-bottom: .08em;
}

.formula-live-preview .fx-stack .fx-sub {
  margin-top: .08em;
}

.formula-live-preview .fx-bigop-glyph + .fx-stack-sup,
.formula-live-preview .fx-bigop-glyph + .fx-stack-both {
  vertical-align: .95em;
}

.formula-live-preview .fx-bigop-glyph + .fx-stack-sub {
  vertical-align: -.55em;
}

.formula-live-preview .fx-atom:has(> .fx-sym.fx-var),
.formula-live-preview .fx-atom:has(> .fx-sym.fx-greek) {
  margin-right: .07em;
}

.formula-live-preview .fx-atom:has(> .fx-script) {
  margin-right: .08em;
}

.formula-live-preview .fx-fence {
  display: inline-flex;
  align-items: stretch;
}

.formula-live-preview .fx-br-wrap {
  position: relative;
  display: inline-block;
  width: .38em;
  align-self: stretch;
}

.formula-live-preview .fx-br-wrap svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.formula-live-preview .fx-fence-body {
  display: inline-flex;
  align-items: center;
  padding: 0 .1em;
}

.formula-live-preview .fx-bigop {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  margin: 0 .1em;
  vertical-align: middle;
  line-height: 1.05;
}

.formula-live-preview .fx-bigop-glyph {
  font-size: 1.55em;
  line-height: 1;
}

.formula-live-preview .fx-bigop-lim {
  font-size: .62em;
}

.formula-live-preview .fx-acc {
  position: relative;
  display: inline-block;
}

.formula-live-preview .fx-acc-overline,
.formula-live-preview .fx-acc-bar,
.formula-live-preview .fx-acc-vec {
  border-top: 1px solid currentColor;
  padding-top: .04em;
}

.formula-live-preview .fx-acc-underline {
  border-bottom: 1px solid currentColor;
  padding-bottom: .04em;
}

.formula-live-preview .fx-acc-vec::after {
  content: "→";
  position: absolute;
  top: -.62em;
  right: -.18em;
  font-size: .62em;
}

.formula-live-preview .fx-acc-hat::after, .formula-live-preview .fx-acc-dot::after, .formula-live-preview .fx-acc-tilde::after { position: absolute; top: -.62em; left: 50%; transform: translateX(-50%); font-size: .62em; line-height: 1; }
.formula-live-preview .fx-acc-hat::after { content: "\005E"; }
.formula-live-preview .fx-acc-dot::after { content: "\00B7"; top: -.5em; }
.formula-live-preview .fx-acc-tilde::after { content: "\007E"; }
.formula-live-preview .fx-binom {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  padding: 0 .15em;
  line-height: 1.2;
}

.formula-preview-empty {
  color: #94a3b8;
  font-size: 14px;
}

.formula-source-input {
  width: 100%;
  min-width: 0;
  min-height: 160px;
  resize: vertical;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 12px;
  background: #fff;
  color: #0f172a;
  font-family: Consolas, "Courier New", monospace;
  font-size: 14px;
  line-height: 1.6;
  outline: none;
}

.formula-source-input:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

@media (max-width: 760px) {
  .formula-editor-backdrop {
    padding: 10px;
  }

  .formula-editor-body {
    grid-template-columns: 1fr;
  }

  .formula-palette {
    max-height: 230px;
    border-right: 0;
    border-bottom: 1px solid #e2e8f0;
  }

  .formula-palette-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.math-display {
  display: block;
  max-width: 100%;
  margin: 0;
  padding: 0;
  overflow-x: auto;
  overflow-y: hidden;
  text-align: center;
  line-height: 1.35;
  white-space: normal;
}

.math-display + br,
br + .math-display {
  display: none;
}

.math-inline-group {
  display: inline;
  white-space: nowrap;
}

.question-field-text .math-inline-group {
  white-space: normal;
}

.math-inline-group .math-token {
  margin-left: 0.12em;
}

.math-token sub,
.math-token sup {
  font-size: 0.68em;
  line-height: 0;
}

.rich-text .katex {
  display: inline-block;
  vertical-align: middle;
  font-size: 1.02em;
  line-height: 1.35;
  text-rendering: auto;
  overflow: visible;
}

.rich-text .math-display .katex {
  font-size: 1.02em;
  line-height: 1.35;
  text-align: center;
}

.rich-text .katex .mord.text,
.rich-text .katex .mathrm,
.rich-text .katex .text {
  font-family: "Noto Serif CJK SC", "Microsoft YaHei", serif;
  font-style: normal !important;
}

.rich-text .katex .base {
  display: inline-block;
}

.math-frac {
  display: inline-grid;
  grid-template-rows: auto auto;
  vertical-align: -0.35em;
  margin: 0 2px;
  min-width: 1.2em;
  text-align: center;
  font-style: italic;
}

.math-frac > span:first-child {
  border-bottom: 1px solid currentColor;
  padding: 0 0.18em 1px;
}

.math-frac > span:last-child {
  padding: 1px 0.18em 0;
}

.math-roman {
  font-style: normal;
}

.math-root {
  display: inline-flex;
  align-items: flex-end;
  gap: 1px;
  font-style: italic;
}

.math-root::before {
  content: "√";
  font-size: 1.12em;
  line-height: 1;
}

.math-root > span {
  border-top: 1px solid currentColor;
  padding: 0 0.12em;
  line-height: 1.15;
}

.muted {
  color: #94a3b8;
}

.option-editor {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.option-editor label {
  display: grid;
  grid-template-columns: 28px 1fr;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.option-editor span {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  color: #2563eb;
  background: #dbeafe;
  font-weight: 800;
}

.evidence-area {
  padding: 12px 14px;
  border-top: 1px solid #e2e8f0;
}

.evidence-title {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.evidence-title span {
  color: #64748b;
  font-size: 12px;
}

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

.evidence-chip {
  min-height: 30px;
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  color: #1d4ed8;
  background: #eff6ff;
  padding: 0 10px;
  font-weight: 700;
}

.evidence-chip.is-active {
  color: #fff;
  background: #2563eb;
}

.evidence-thumb {
  width: 92px;
  height: 58px;
  object-fit: contain;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  margin-top: 10px;
}

.editor-actions {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 12px 14px;
  border-top: 1px solid #e2e8f0;
}

.editor-actions .btn {
  min-height: 46px;
  padding: 8px 16px;
  font-size: 16px;
  line-height: 1.35;
  white-space: nowrap;
}

.editor-actions .btn.is-knowledge-matching {
  position: relative;
  cursor: wait;
}

.editor-actions .btn.is-knowledge-matching::before {
  content: "";
  width: 14px;
  height: 14px;
  flex: 0 0 14px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: knowledge-match-spin .75s linear infinite;
}

@keyframes knowledge-match-spin {
  to { transform: rotate(360deg); }
}

.editor-actions .pill {
  margin-right: auto;
}

.selected-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  padding: 12px 0;
  border-top: 1px solid #e2e8f0;
  cursor: grab;
}

.selected-item:first-of-type {
  border-top: 0;
}

.selected-item > strong {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: #dbeafe;
  color: #1d4ed8;
  display: grid;
  place-items: center;
}

.selected-question-body {
  min-width: 0;
}

/* 导出顺序使用便于扫读的缩略图；展开后恢复较大的阅读尺寸。 */
.export-question-body {
  font-size: 13px;
}

.selected-item.question-preview-card {
  gap: 8px;
  padding: 8px 0;
}

.selected-item.question-preview-card .question-meta-line {
  gap: 5px;
}

.selected-item.question-preview-card .question-meta-line .pill {
  padding: 3px 7px;
  font-size: 12px;
}

.selected-item.question-preview-card .meta-source {
  font-size: 12px;
}

.selected-item.question-preview-card .question-stem,
.selected-item.question-preview-card .question-option,
.selected-item.question-preview-card .question-option-content {
  line-height: 1.45;
}

.selected-item.question-preview-card .question-content-field {
  gap: 4px;
}

.selected-item.question-preview-card .question-assets,
.selected-item.question-preview-card .question-field-assets {
  gap: 4px;
  margin: 4px 0;
}

.selected-item.question-preview-card .question-assets figure,
.selected-item.question-preview-card .question-field-assets figure {
  width: fit-content;
  padding: 3px;
}

.selected-item.question-preview-card .question-assets img,
.selected-item.question-preview-card .question-field-assets img,
.selected-item.question-preview-card .question-assets .asset-crop-image,
.selected-item.question-preview-card .question-field-assets .asset-crop-image {
  width: auto;
  max-width: min(100%, 160px);
  max-height: 84px;
}

.selected-item.question-preview-card .question-assets figure > img,
.selected-item.question-preview-card .question-field-assets figure > img {
  width: 160px;
  max-width: 100%;
  height: auto;
}

.selected-item.question-preview-card .question-assets .asset-crop-image,
.selected-item.question-preview-card .question-field-assets .asset-crop-image {
  width: min(100%, 160px);
  height: auto;
  aspect-ratio: var(--asset-crop-ratio, 16 / 9);
}

.selected-item.question-preview-card .question-option-content .question-field-assets figure {
  max-width: 150px;
}

.selected-item.question-preview-card .question-option-content .question-field-assets img,
.selected-item.question-preview-card .question-option-content .question-field-assets .asset-crop-image {
  max-width: min(100%, 150px);
  max-height: 72px;
}

.selected-item.question-preview-card .question-option-content .question-field-assets figure > img {
  width: 150px;
  max-width: 100%;
}

.selected-item.question-preview-card .question-option-content .question-field-assets .asset-crop-image {
  width: min(100%, 150px);
}

.selected-item.question-preview-card .question-options-grid {
  gap: 4px 12px;
}

.selected-item.question-preview-card .question-note-line {
  display: block;
  max-height: 28px;
  overflow: hidden;
  padding: 4px 6px;
  font-size: 12px;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.selected-item.question-preview-card .question-note-line strong {
  margin-right: 4px;
}

.selected-item.question-preview-card.is-expanded .question-note-line {
  display: grid;
  max-height: none;
  padding: 8px 10px;
  white-space: normal;
}

.selected-item.question-preview-card .question-option.is-image-option b {
  padding-top: 3px;
  font-size: 14px;
}

.selected-item.question-preview-card.is-expanded .question-assets img,
.selected-item.question-preview-card.is-expanded .question-field-assets img,
.selected-item.question-preview-card.is-expanded .question-assets .asset-crop-image,
.selected-item.question-preview-card.is-expanded .question-field-assets .asset-crop-image {
  max-width: min(100%, 320px);
  max-height: 180px;
}

.selected-item.question-preview-card.is-expanded .question-assets figure > img,
.selected-item.question-preview-card.is-expanded .question-field-assets figure > img {
  width: 320px;
  max-width: 100%;
}

.selected-item.question-preview-card.is-expanded .question-assets .asset-crop-image,
.selected-item.question-preview-card.is-expanded .question-field-assets .asset-crop-image {
  width: min(100%, 320px);
}

.selected-item.question-preview-card.is-expanded .question-option-content .question-field-assets img,
.selected-item.question-preview-card.is-expanded .question-option-content .question-field-assets .asset-crop-image {
  max-width: min(100%, 220px);
  max-height: 140px;
}

.selected-item.question-preview-card.is-expanded .question-option-content .question-field-assets figure > img {
  width: 220px;
  max-width: 100%;
}

.selected-item.question-preview-card.is-expanded .question-option-content .question-field-assets .asset-crop-image {
  width: min(100%, 220px);
}

@media (min-width: 1280px) {
  .export-page .selected-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 12px;
    align-items: start;
  }

  .export-page .selected-list > h2 {
    grid-column: 1 / -1;
  }

  .export-page .selected-list > .selected-item {
    min-width: 0;
    padding: 8px;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
  }

  .export-page .selected-list > .selected-item:first-of-type {
    border-top: 1px solid #e2e8f0;
  }
}

.selected-item-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.selected-item-actions .btn {
  min-height: 34px;
  padding: 6px 10px;
}

.drag-handle {
  width: 24px;
  min-height: 34px;
  display: grid;
  place-items: center;
  color: #94a3b8;
  font-weight: 800;
  line-height: 1;
}

.selected-item.is-dragging {
  opacity: 0.58;
}

.selected-item.is-drop-target {
  border-top-color: #2563eb;
  box-shadow: inset 0 2px 0 #2563eb;
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.preview-grid figure {
  margin: 0;
}

.preview-grid img {
  width: 100%;
  aspect-ratio: 0.707;
  object-fit: contain;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: white;
}

.preview-grid figcaption {
  margin-top: 6px;
  text-align: center;
  color: #64748b;
  font-size: 13px;
}

.warning-list {
  margin-bottom: 12px;
  border: 1px solid #fed7aa;
  background: #fff7ed;
  border-radius: 8px;
  padding: 10px;
  color: #9a3412;
}

.warning-list p {
  margin: 3px 0;
}

.task-card {
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 10px;
  background: #f8fafc;
}

.task-head {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}

.progress {
  height: 8px;
  border-radius: 999px;
  background: #e2e8f0;
  overflow: hidden;
}

.progress span {
  display: block;
  height: 100%;
  background: #2563eb;
}

.download-link {
  margin-top: 10px;
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: #1d4ed8;
  font-weight: 800;
  text-decoration: none;
}

.error-text {
  color: #b91c1c;
}

.empty-state {
  min-height: 120px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 6px;
  color: #64748b;
  text-align: center;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  border-radius: 8px;
  padding: 11px 14px;
  background: #111827;
  color: white;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.18);
}

.toast-green { background: #15803d; }
.toast-red { background: #b91c1c; }

.basket-bar {
  position: fixed;
  left: 232px;
  right: 0;
  bottom: 0;
  min-height: 86px;
  display: grid;
  grid-template-columns: auto minmax(160px, 1fr) auto 150px;
  align-items: center;
  gap: 16px;
  padding: 12px 24px;
  background: rgba(255, 255, 255, 0.97);
  border-top: 1px solid #e2e8f0;
  box-shadow: 0 -12px 30px rgba(15, 23, 42, 0.08);
  z-index: 20;
}

.basket-select-page {
  border: 0;
  background: transparent;
  color: #1d4ed8;
  font-weight: 800;
}

.basket-select-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.basket-select-latest {
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: 8px 12px;
  background: #eff6ff;
  color: #1d4ed8;
  font-weight: 800;
}

.basket-strip {
  display: flex;
  gap: 10px;
  overflow: hidden;
}

.basket-thumb {
  width: 72px;
  height: 52px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
  position: relative;
  padding: 0;
}

.basket-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.basket-thumb span {
  position: absolute;
  right: -7px;
  top: -7px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  background: #2563eb;
  font-size: 12px;
}

.basket-thumb em {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  padding: 7px;
  color: #475569;
  font-style: normal;
  font-size: 12px;
  line-height: 1.45;
  text-align: left;
}

@media (max-width: 920px) {
  .missing-question-audit-items button {
    align-items: flex-start;
    flex-direction: column;
  }

  .app-shell,
  .library-layout,
  .export-layout {
    grid-template-columns: 1fr;
  }

  .import-page {
    height: auto;
  }

  .import-grid {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }

  .check-panel {
    grid-column: auto;
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .check-list {
    grid-template-columns: 1fr;
  }

  .import-actions {
    flex-wrap: wrap;
  }

  .llm-recognition-page {
    height: auto;
  }

  .llm-recognition-title,
  .llm-input-row {
    align-items: stretch;
    flex-direction: column;
  }

  .llm-recognition-title {
    display: flex;
  }

  .llm-structured-head {
    flex-direction: column;
  }

  .llm-recognition-layout {
    grid-template-columns: 1fr;
  }

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

  .llm-settings-grid {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .basket-bar {
    left: 0;
    grid-template-columns: 1fr;
    position: static;
    margin-top: 16px;
  }

  .library-card {
    grid-template-columns: 1fr;
  }

  .library-search-row,
  .library-filter-row,
  .question-options-grid {
    grid-template-columns: 1fr;
  }

  .question-options-grid.has-image-options {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .question-option-content .question-field-assets figure {
    max-width: min(100%, 260px);
  }

  .question-option-content .question-field-assets img {
    max-width: min(100%, 260px);
    max-height: 170px;
  }

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

  .selected-item {
    grid-template-columns: 34px minmax(0, 1fr);
  }

  .selected-item-actions {
    grid-column: 2;
    justify-content: flex-start;
    flex-wrap: wrap;
  }
}

.file-list-hint {
  margin: 10px 0 0;
  font-size: 12px;
  color: #64748b;
}

.file-row {
  cursor: grab;
}

.file-row.is-dragging-row {
  opacity: 0.55;
  border-style: dashed;
}

.file-drag-handle {
  color: #94a3b8;
  font-size: 14px;
  line-height: 1;
  cursor: grab;
  user-select: none;
}

.file-row .file-drag-handle:hover {
  color: #475569;
}

.import-file-section {
  display: grid;
  gap: 10px;
  justify-items: center;
}

.import-file-divider {
  width: 100%;
  margin: 14px 0 2px;
  padding: 6px 12px;
  border-radius: 6px;
  background: #e8f1ff;
  color: #1d4ed8;
  font-size: 13px;
  font-weight: 600;
  text-align: left;
}

.preview-empty-options {
  color: #b91c1c;
  font-size: 13px;
  padding: 8px 10px;
  border: 1px dashed #fca5a5;
  border-radius: 8px;
  background: #fef2f2;
}