:root {
  --ww-bg: #f7f5fb;
  --ww-surface: #ffffff;
  --ww-surface-soft: #faf8fe;
  --ww-text: #1f172a;
  --ww-muted: #675d75;
  --ww-line: #e3dced;
  --ww-purple: #6a40d1;
  --ww-purple-dark: #4d289f;
  --ww-purple-soft: #eee8fb;
  --ww-green: #15734a;
  --ww-green-soft: #e3f4eb;
  --ww-yellow: #fff2a8;
  --ww-danger: #a93745;
  --ww-shadow: 0 16px 46px rgba(50, 31, 78, 0.09);
}

.wsc-writing-standalone {
  margin: 0;
  color: var(--ww-text);
  background: var(--ww-bg);
}

.wsc-writing-app,
.ww-admin {
  color: var(--ww-text);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  letter-spacing: 0;
}

.wsc-writing-app *,
.ww-admin * {
  box-sizing: border-box;
}

.wsc-writing-app button,
.wsc-writing-app input,
.wsc-writing-app select,
.wsc-writing-app textarea,
.ww-admin button,
.ww-admin input,
.ww-admin select,
.ww-admin textarea {
  font: inherit;
  letter-spacing: 0;
}

.wsc-writing-app button,
.wsc-writing-app a,
.ww-admin button,
.ww-admin a {
  -webkit-tap-highlight-color: transparent;
}

.wsc-writing-app [hidden],
.ww-admin [hidden] {
  display: none !important;
}

.ww-topbar {
  position: sticky;
  z-index: 20;
  top: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px;
  min-height: 68px;
  padding: 10px clamp(18px, 3vw, 44px);
  border-bottom: 1px solid var(--ww-line);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 5px 20px rgba(48, 31, 70, 0.04);
}

.ww-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  color: inherit;
  text-decoration: none;
}

.ww-brand > span {
  width: 40px;
  height: 40px;
  display: grid;
  flex: 0 0 40px;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(145deg, #8054e5, #5430b5);
  box-shadow: 0 8px 18px rgba(105, 64, 209, 0.22);
  font-size: 20px;
  font-weight: 700;
}

.ww-brand strong,
.ww-brand small,
.ww-account-name,
.ww-account b {
  display: block;
}

.ww-brand strong {
  font-size: 16px;
}

.ww-brand small {
  margin-top: 2px;
  color: var(--ww-muted);
  font-size: 12px;
  white-space: nowrap;
}

.ww-mode-nav {
  display: flex;
  justify-content: center;
  gap: 4px;
}

.ww-mode-nav a {
  padding: 9px 15px;
  border-radius: 6px;
  color: var(--ww-muted);
  text-decoration: none;
}

.ww-mode-nav a:hover,
.ww-mode-nav a.is-active {
  color: var(--ww-purple-dark);
  background: var(--ww-purple-soft);
}

.ww-account {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  white-space: nowrap;
}

.ww-account-name {
  font-size: 14px;
  font-weight: 600;
}

.ww-account b {
  padding: 5px 8px;
  border-radius: 5px;
  color: var(--ww-purple-dark);
  background: var(--ww-purple-soft);
  font-size: 12px;
}

.ww-account a {
  color: var(--ww-muted);
  text-decoration: none;
}

.ww-page {
  width: min(100% - 32px, 1540px);
  margin: 0 auto;
  padding: 30px 0 48px;
}

.ww-page-head,
.ww-exam-head,
.ww-admin-head,
.ww-admin-card > header,
.ww-editor-panel > header,
.ww-exam-editor > header,
.ww-prompt-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.ww-page-head,
.ww-exam-head {
  margin-bottom: 22px;
}

.ww-page-head h1,
.ww-exam-head h1,
.ww-admin-head h1 {
  margin: 4px 0 7px;
  font-size: 30px;
  line-height: 1.2;
  letter-spacing: 0;
}

.ww-page-head p,
.ww-exam-head p,
.ww-admin-head p {
  margin: 0;
  color: var(--ww-muted);
}

.ww-kicker {
  margin: 0;
  color: var(--ww-purple);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.ww-access-badge,
.ww-security-badge,
.ww-save-state,
.ww-status,
.ww-task-chip,
.ww-result-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  white-space: nowrap;
}

.ww-access-badge {
  padding: 8px 12px;
  color: var(--ww-purple-dark);
  background: var(--ww-purple-soft);
  font-weight: 700;
}

.ww-access-badge.is-elite {
  color: var(--ww-green);
  background: var(--ww-green-soft);
}

.ww-filterbar {
  display: grid;
  grid-template-columns: minmax(150px, 220px) minmax(170px, 260px) minmax(220px, 1fr);
  align-items: end;
  gap: 12px;
  margin-bottom: 16px;
  padding: 14px 0;
  border-top: 1px solid var(--ww-line);
  border-bottom: 1px solid var(--ww-line);
}

.ww-filterbar label,
.ww-admin-form label,
.ww-student-filter label {
  display: grid;
  gap: 7px;
  color: var(--ww-muted);
  font-size: 13px;
  font-weight: 600;
}

.ww-filterbar select,
.ww-admin-form input,
.ww-admin-form select,
.ww-admin-form textarea,
.ww-student-filter select {
  width: 100%;
  min-height: 42px;
  border: 1px solid #cfc5dd;
  border-radius: 6px;
  color: var(--ww-text);
  background: #fff;
}

.ww-filterbar select,
.ww-admin-form input,
.ww-admin-form select,
.ww-student-filter select {
  padding: 0 11px;
}

.ww-admin-form textarea {
  padding: 11px;
  line-height: 1.65;
  resize: vertical;
}

.ww-filterbar select:focus,
.ww-admin-form input:focus,
.ww-admin-form select:focus,
.ww-admin-form textarea:focus,
.ww-student-filter select:focus,
.ww-editor-panel textarea:focus,
.ww-exam-editor textarea:focus {
  border-color: var(--ww-purple);
  outline: 3px solid rgba(106, 64, 209, 0.12);
}

.ww-switch {
  display: flex !important;
  align-items: center;
  justify-self: end;
  gap: 9px !important;
  min-height: 42px;
  color: var(--ww-text) !important;
  cursor: pointer;
}

.ww-switch input {
  width: 38px;
  height: 22px;
  appearance: none;
  border-radius: 999px;
  background: #ccc4d8;
  transition: background 160ms ease;
}

.ww-switch input::before {
  content: "";
  display: block;
  width: 16px;
  height: 16px;
  margin: 3px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px rgba(28, 17, 44, 0.28);
  transition: transform 160ms ease;
}

.ww-switch input:checked {
  background: var(--ww-purple);
}

.ww-switch input:checked::before {
  transform: translateX(16px);
}

.ww-practice-grid {
  display: grid;
  grid-template-columns: minmax(230px, 0.58fr) minmax(410px, 1.08fr) minmax(460px, 1.34fr);
  gap: 14px;
  align-items: start;
}

.ww-practice-main-column {
  display: grid;
  min-width: 0;
  gap: 14px;
  align-content: start;
}

.ww-question-list,
.ww-prompt-panel,
.ww-resource-panel,
.ww-editor-panel,
.ww-exam-prompt,
.ww-exam-editor,
.ww-exam-start,
.ww-no-paper,
.ww-locked-result,
.ww-admin-card,
.ww-access-gate,
.ww-load-error {
  min-width: 0;
  border: 1px solid var(--ww-line);
  border-radius: 8px;
  background: var(--ww-surface);
  box-shadow: var(--ww-shadow);
}

.ww-question-list {
  overflow: hidden;
}

.ww-resource-panel {
  align-self: start;
  overflow: hidden;
}

.ww-question-list > header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 16px;
  border-bottom: 1px solid var(--ww-line);
}

.ww-question-list h2 {
  margin: 0;
  font-size: 17px;
}

.ww-question-list header span {
  color: var(--ww-muted);
  font-size: 12px;
}

.ww-question-list > div {
  max-height: 680px;
  overflow: auto;
}

.ww-question-row {
  width: 100%;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  padding: 14px 15px;
  border: 0;
  border-bottom: 1px solid var(--ww-line);
  color: var(--ww-text);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.ww-question-row:hover,
.ww-question-row.is-active {
  background: var(--ww-purple-soft);
}

.ww-question-row > span {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--ww-muted);
  background: #f0edf4;
  font-size: 11px;
}

.ww-question-row.is-active > span {
  color: #fff;
  background: var(--ww-purple);
}

.ww-question-row strong,
.ww-question-row small {
  display: block;
}

.ww-question-row strong {
  line-height: 1.45;
}

.ww-question-row small {
  margin-top: 4px;
  color: var(--ww-muted);
}

.ww-prompt-panel,
.ww-exam-prompt {
  align-self: start;
  padding: 20px;
  overflow: visible;
}

.ww-prompt-head {
  justify-content: flex-start;
  margin-bottom: 18px;
}

.ww-prompt-head > span {
  min-width: 58px;
  padding: 6px 8px;
  border-radius: 5px;
  color: #fff;
  background: var(--ww-purple);
  font-weight: 700;
  text-align: center;
}

.ww-prompt-head strong,
.ww-prompt-head small {
  display: block;
}

.ww-prompt-head small {
  margin-top: 4px;
  color: var(--ww-muted);
}

.ww-prompt-copy {
  color: #17111f;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.68;
  overflow-wrap: anywhere;
}

.ww-task-image {
  width: 100%;
  margin: 20px 0 0;
  padding: 10px;
  border: 1px solid var(--ww-line);
  border-radius: 6px;
  background: var(--ww-surface-soft);
}

.ww-task-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}

.ww-image-missing {
  margin-top: 18px;
  padding: 28px 18px;
  border: 1px dashed #baaacd;
  border-radius: 6px;
  color: var(--ww-muted);
  background: var(--ww-surface-soft);
  text-align: center;
}

.ww-editor-panel,
.ww-exam-editor {
  display: flex;
  min-height: 620px;
  flex-direction: column;
  overflow: hidden;
}

.ww-practice-grid > .ww-editor-panel {
  min-height: 760px;
  align-self: start;
}

.ww-editor-panel > header,
.ww-exam-editor > header {
  padding: 16px 18px;
  border-bottom: 1px solid var(--ww-line);
}

.ww-editor-panel header strong,
.ww-editor-panel header small,
.ww-exam-editor header strong,
.ww-exam-editor header small {
  display: block;
}

.ww-editor-panel header small,
.ww-exam-editor header small {
  margin-top: 3px;
  color: var(--ww-muted);
}

.ww-save-state {
  padding: 6px 9px;
  color: var(--ww-muted);
  background: #f0edf4;
  font-size: 12px;
}

.ww-save-state.is-saved {
  color: var(--ww-green);
  background: var(--ww-green-soft);
}

.ww-save-state.is-error {
  color: var(--ww-danger);
  background: #fae7ea;
}

.ww-resource-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-bottom: 1px solid var(--ww-line);
}

.ww-resource-tabs button {
  min-height: 43px;
  border: 0;
  border-right: 1px solid var(--ww-line);
  color: var(--ww-muted);
  background: var(--ww-surface-soft);
  cursor: pointer;
}

.ww-resource-tabs button:last-child {
  border-right: 0;
}

.ww-resource-tabs button.is-active {
  color: var(--ww-purple-dark);
  background: #fff;
  box-shadow: inset 0 -2px var(--ww-purple);
}

.ww-resource-content {
  padding: 15px 18px;
  overflow: visible;
  border-bottom: 1px solid var(--ww-line);
  background: #fffdf4;
}

.ww-resource-content strong {
  display: block;
  margin-bottom: 7px;
  color: #674f05;
}

.ww-resource-content div {
  color: #4b4122;
  line-height: 1.7;
  white-space: normal;
  overflow-wrap: anywhere;
}

.ww-resource-panel .ww-resource-content {
  border-bottom: 0;
}

.ww-editor-panel textarea,
.ww-exam-editor textarea {
  width: 100%;
  min-height: 360px;
  flex: 1;
  padding: 22px;
  border: 0;
  outline: 0;
  color: #19131f;
  background: #fff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.75;
  resize: vertical;
}

.ww-editor-panel textarea:disabled,
.ww-exam-editor textarea:disabled {
  color: #857d8d;
  background: #faf9fb;
}

.ww-editor-panel > footer,
.ww-exam-editor > footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 18px;
  border-top: 1px solid var(--ww-line);
  background: var(--ww-surface-soft);
}

.ww-editor-panel footer > div,
.ww-result-actions,
.ww-admin-actions,
.ww-row-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.ww-primary,
.ww-secondary,
.ww-danger,
.ww-admin button,
.ww-admin a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.ww-primary {
  border-color: var(--ww-purple);
  color: #fff;
  background: var(--ww-purple);
}

.ww-primary:hover {
  border-color: var(--ww-purple-dark);
  color: #fff;
  background: var(--ww-purple-dark);
}

.ww-secondary,
.ww-admin a,
.ww-admin button {
  border-color: var(--ww-line);
  color: var(--ww-purple-dark);
  background: #fff;
}

.ww-danger {
  border-color: var(--ww-danger);
  color: #fff;
  background: var(--ww-danger);
}

.ww-primary:disabled,
.ww-secondary:disabled,
.ww-danger:disabled,
.ww-admin button:disabled {
  border-color: #dad4df;
  color: #8b8393;
  background: #efedf1;
  cursor: not-allowed;
}

.ww-marking-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  padding: 14px 18px;
  border-top: 1px solid #cadfd3;
  background: var(--ww-green-soft);
}

.ww-marking-panel strong,
.ww-marking-panel span {
  display: block;
}

.ww-marking-panel span {
  margin-top: 3px;
  color: #416454;
  font-size: 13px;
}

.ww-feedback-inbox {
  margin-bottom: 14px;
  padding: 0;
  overflow: hidden;
  border: 1px solid #cadfd3;
  border-radius: 8px;
  background: var(--ww-green-soft);
  box-shadow: var(--ww-shadow);
}

.ww-feedback-disclosure > summary,
.ww-feedback-card > header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.ww-feedback-disclosure > summary {
  padding: 18px;
  list-style: none;
  cursor: pointer;
}

.ww-feedback-disclosure > summary::-webkit-details-marker {
  display: none;
}

.ww-feedback-disclosure > summary:focus-visible {
  outline: 3px solid rgba(106, 64, 209, 0.2);
  outline-offset: -3px;
}

.ww-feedback-disclosure[open] > summary {
  border-bottom: 1px solid #cadfd3;
}

.ww-feedback-inbox h2 {
  margin: 3px 0 5px;
  font-size: 20px;
}

.ww-feedback-summary-copy p:not(.ww-kicker) {
  margin: 0;
  color: #416454;
}

.ww-feedback-summary-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ww-feedback-chevron {
  width: 36px;
  height: 36px;
  display: grid;
  flex: 0 0 36px;
  place-items: center;
  border: 1px solid #c7b9df;
  border-radius: 50%;
  color: var(--ww-purple-dark);
  background: #fff;
}

.ww-feedback-chevron::before {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 160ms ease;
}

.ww-feedback-disclosure[open] .ww-feedback-chevron::before {
  transform: translateY(2px) rotate(225deg);
}

.ww-feedback-inbox-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 15px 18px 18px;
}

.ww-feedback-card {
  padding: 16px;
  border: 1px solid #cadfd3;
  border-radius: 7px;
  background: #fff;
}

.ww-feedback-card > header {
  padding-bottom: 12px;
  border-bottom: 1px solid #dcece2;
}

.ww-feedback-card header strong,
.ww-feedback-card header small,
.ww-student-attachment strong,
.ww-student-attachment small {
  display: block;
}

.ww-feedback-card header small,
.ww-student-attachment small {
  margin-top: 4px;
  color: var(--ww-muted);
  font-size: 12px;
}

.ww-feedback-copy {
  margin-top: 14px;
  color: var(--ww-text);
  line-height: 1.75;
  white-space: normal;
  overflow-wrap: anywhere;
}

.ww-feedback-copy.is-empty {
  color: var(--ww-muted);
}

.ww-student-attachments,
.ww-feedback-files {
  margin-top: 14px;
  padding-top: 13px;
  border-top: 1px solid #dcece2;
}

.ww-student-attachments > strong,
.ww-feedback-files > h3 {
  display: block;
  margin: 0 0 9px;
  color: var(--ww-green);
  font-size: 14px;
}

.ww-student-attachment,
.ww-attachment-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--ww-line);
}

.ww-student-attachment:first-of-type,
.ww-attachment-row:first-child {
  border-top: 0;
}

.ww-student-attachment > div:first-child,
.ww-attachment-row > a {
  min-width: 0;
  overflow-wrap: anywhere;
}

.ww-student-attachment > span,
.ww-attachment-row > form {
  display: flex;
  flex: 0 0 auto;
  gap: 6px;
}

.ww-student-attachment audio {
  width: min(260px, 36%);
  min-width: 180px;
  height: 34px;
}

.ww-student-attachment .ww-secondary,
.ww-attachment-row .ww-secondary,
.ww-row-delete {
  min-height: 32px;
  padding: 0 9px;
  font-size: 12px;
}

.ww-exam-head {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--ww-line);
}

.ww-timer {
  text-align: right;
}

.ww-timer strong,
.ww-timer span {
  display: block;
}

.ww-timer strong {
  color: var(--ww-purple-dark);
  font-size: 30px;
  font-variant-numeric: tabular-nums;
}

.ww-timer strong.is-low {
  color: var(--ww-danger);
}

.ww-timer span {
  margin-top: 3px;
  color: var(--ww-muted);
  font-size: 12px;
}

.ww-exam-start,
.ww-no-paper,
.ww-locked-result,
.ww-load-error {
  width: min(100%, 860px);
  margin: 50px auto;
  padding: 30px;
}

.ww-exam-start > div:nth-child(2) {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 22px 0;
}

.ww-exam-start h2,
.ww-no-paper h2,
.ww-locked-result h2,
.ww-load-error h2 {
  margin: 5px 0 9px;
}

.ww-exam-start p,
.ww-no-paper p,
.ww-locked-result p,
.ww-load-error p {
  color: var(--ww-muted);
  line-height: 1.65;
}

.ww-order-card {
  min-height: 112px;
  padding: 18px;
  border: 1px solid var(--ww-line);
  border-radius: 7px;
  color: var(--ww-text);
  background: #fff;
  text-align: left;
  cursor: pointer;
}

.ww-order-card.is-selected {
  border-color: var(--ww-purple);
  background: var(--ww-purple-soft);
  box-shadow: inset 0 0 0 1px var(--ww-purple);
}

.ww-order-card strong,
.ww-order-card span {
  display: block;
}

.ww-order-card span {
  margin-top: 8px;
  color: var(--ww-muted);
}

.ww-exam-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 14px;
}

.ww-exam-toolbar > div {
  display: flex;
  gap: 8px;
}

.ww-exam-toolbar button {
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--ww-line);
  border-radius: 6px;
  color: var(--ww-muted);
  background: #fff;
  cursor: pointer;
}

.ww-exam-toolbar button.is-active {
  border-color: #39353d;
  color: #fff;
  background: #39353d;
}

.ww-security-badge {
  padding: 8px 12px;
  color: var(--ww-green);
  background: var(--ww-green-soft);
  font-size: 13px;
  font-weight: 700;
}

.ww-exam-grid {
  display: grid;
  grid-template-columns: minmax(440px, 0.98fr) minmax(480px, 1.02fr);
  gap: 16px;
  align-items: start;
}

.ww-exam-prompt {
  min-height: 620px;
}

.ww-exam-rule {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--ww-line);
  color: var(--ww-muted);
  line-height: 1.65;
}

.ww-result-check {
  padding: 6px 10px;
  color: var(--ww-green);
  background: var(--ww-green-soft);
  font-weight: 700;
}

.ww-result-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 22px 0;
}

.ww-result-stats span {
  padding: 16px;
  border: 1px solid var(--ww-line);
  border-radius: 7px;
  color: var(--ww-muted);
  background: var(--ww-surface-soft);
}

.ww-result-stats b {
  display: block;
  margin-bottom: 4px;
  color: var(--ww-text);
  font-size: 24px;
}

.ww-result-marking strong,
.ww-result-marking span {
  display: block;
}

.ww-result-marking span {
  color: var(--ww-muted);
}

.ww-empty,
.ww-empty-list {
  display: grid;
  place-items: center;
  gap: 7px;
  min-height: 180px;
  color: var(--ww-muted);
  text-align: center;
}

.ww-empty strong,
.ww-empty-list strong {
  color: var(--ww-text);
}

.ww-access-gate {
  width: min(100% - 32px, 700px);
  margin: 70px auto;
  padding: 36px;
  text-align: center;
}

.ww-access-gate h1 {
  margin: 6px 0 10px;
}

.ww-access-gate > p:not(.ww-kicker) {
  color: var(--ww-muted);
}

.ww-access-gate > div {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 22px;
}

.ww-toast {
  position: fixed;
  z-index: 100;
  right: 24px;
  bottom: 24px;
  max-width: min(380px, calc(100vw - 32px));
  padding: 12px 15px;
  border-radius: 7px;
  color: #fff;
  background: #28202f;
  box-shadow: 0 15px 40px rgba(28, 19, 38, 0.24);
}

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

/* Teacher workspace */
.ww-admin {
  max-width: 1560px;
  margin-right: 20px;
}

.ww-admin-head {
  padding: 18px 0;
}

.ww-admin-tabs {
  display: flex;
  gap: 4px;
  margin: 0 0 16px;
  padding: 5px;
  border: 1px solid var(--ww-line);
  border-radius: 7px;
  background: #fff;
}

.ww-admin-tabs a {
  min-height: 38px;
  border: 0;
  color: var(--ww-muted);
}

.ww-admin-tabs a.is-active {
  color: var(--ww-purple-dark);
  background: var(--ww-purple-soft);
}

.ww-admin-grid {
  display: grid;
  grid-template-columns: minmax(520px, 1.15fr) minmax(420px, 0.85fr);
  gap: 16px;
  align-items: start;
}

.ww-admin-card {
  margin-bottom: 16px;
  padding: 20px;
}

.ww-admin-card > header {
  margin-bottom: 17px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ww-line);
}

.ww-admin-card h2 {
  margin: 0 0 5px;
  font-size: 21px;
}

.ww-admin-card header p {
  margin: 0;
  color: var(--ww-muted);
}

.wsc-writing-batch-json {
  margin-bottom: 16px;
  border-color: #d8c9f0;
  background: linear-gradient(180deg, #fff 0%, #fbf9ff 100%);
}

.wsc-writing-batch-json-form {
  max-width: 980px;
}

.wsc-writing-batch-json-form textarea[name="writing_batch_json"] {
  min-height: 260px;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 13px;
}

.wsc-writing-batch-json .ww-form-help {
  margin: 0;
  color: var(--ww-muted);
  font-size: 13px;
  line-height: 1.65;
}

.ww-admin-form {
  display: grid;
  gap: 14px;
}

.ww-form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 13px;
}

.ww-admin-form label small {
  color: var(--ww-muted);
  font-weight: 400;
}

.ww-check {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 8px !important;
  min-height: 42px;
  padding-top: 22px;
  color: var(--ww-text) !important;
}

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

.ww-admin-list {
  border-top: 1px solid var(--ww-line);
}

.ww-admin-list article {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--ww-line);
}

.ww-admin-list article > div:first-child {
  min-width: 0;
}

.ww-admin-list strong,
.ww-admin-list small {
  display: block;
}

.ww-admin-list small {
  margin-top: 5px;
  color: var(--ww-muted);
}

.ww-task-chip {
  margin-bottom: 7px;
  padding: 4px 7px;
  color: var(--ww-purple-dark);
  background: var(--ww-purple-soft);
  font-size: 11px;
}

.ww-row-actions {
  flex: 0 0 auto;
}

.ww-row-actions form {
  margin: 0;
}

.ww-row-actions a,
.ww-row-actions button {
  min-height: 34px;
  padding: 0 10px;
}

.ww-row-actions .is-danger {
  color: var(--ww-danger);
}

.ww-paper-builder {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 18px;
}

.ww-paper-builder > header {
  grid-column: 1 / -1;
}

.ww-student-filter {
  align-self: start;
  padding: 16px;
  border: 1px solid var(--ww-line);
  border-radius: 7px;
  background: var(--ww-surface-soft);
}

.ww-paper-builder > .ww-admin-form {
  grid-column: 1;
  grid-row: 2;
}

.ww-status {
  min-height: 28px;
  padding: 4px 8px;
  color: var(--ww-muted);
  background: #efedf2;
  font-size: 12px;
}

.ww-status.is-published,
.ww-status.is-reviewed {
  color: var(--ww-green);
  background: var(--ww-green-soft);
}

.ww-status.is-pending,
.ww-status.is-reviewing {
  color: #725a00;
  background: #fff3ba;
}

.ww-essay-table {
  overflow-x: auto;
}

.ww-essay-table table {
  width: 100%;
  border-collapse: collapse;
}

.ww-essay-table th,
.ww-essay-table td {
  padding: 12px;
  border-bottom: 1px solid var(--ww-line);
  text-align: left;
  vertical-align: top;
}

.ww-essay-table th {
  color: var(--ww-muted);
  background: var(--ww-surface-soft);
  font-size: 12px;
}

.ww-essay-table td strong,
.ww-essay-table td small {
  display: block;
}

.ww-essay-table td small {
  margin-top: 3px;
  color: var(--ww-muted);
}

.ww-attempt-detail {
  border-color: rgba(106, 64, 209, 0.38);
}

.ww-essay-copy-source {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 18px;
}

.ww-essay-copy-source h3 {
  margin: 0;
  padding: 10px 12px;
  border: 1px solid var(--ww-line);
  border-bottom: 0;
  background: var(--ww-purple-soft);
}

.ww-essay-copy-source pre {
  min-height: 220px;
  margin: 0 0 18px;
  padding: 16px;
  border: 1px solid var(--ww-line);
  white-space: pre-wrap;
  word-break: break-word;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 16px;
  line-height: 1.7;
}

.ww-feedback-form {
  margin-top: 4px;
  padding-top: 18px;
  border-top: 1px solid var(--ww-line);
}

.ww-feedback-form input[type="file"] {
  min-height: 44px;
  padding: 9px;
  border: 1px dashed #b9a8d7;
  border-radius: 6px;
  background: var(--ww-purple-soft);
}

.ww-attachment-list {
  border-top: 1px solid var(--ww-line);
}

.ww-attachment-row {
  border-top-color: var(--ww-line);
}

.ww-attachment-row > a {
  color: var(--ww-purple-dark);
  font-weight: 700;
  text-decoration: none;
}

.ww-attachment-row > span {
  margin-left: auto;
  color: var(--ww-muted);
  font-size: 12px;
}

.ww-row-delete {
  border: 1px solid #e6c3c8;
  border-radius: 6px;
  color: var(--ww-danger);
  background: #fff7f8;
  cursor: pointer;
}

.ww-not-eligible {
  margin: 0;
  padding: 13px 15px;
  border-radius: 6px;
  color: var(--ww-muted);
  background: var(--ww-surface-soft);
}

@media (max-width: 1180px) {
  .ww-practice-grid {
    grid-template-columns: minmax(220px, 0.5fr) minmax(0, 1.5fr);
  }

  .ww-practice-grid > .ww-question-list {
    grid-column: 1;
    grid-row: 1 / span 2;
  }

  .ww-practice-main-column,
  .ww-practice-grid > .ww-editor-panel {
    grid-column: 2;
  }

  .ww-practice-grid > .ww-editor-panel {
    min-height: 660px;
  }

  .ww-exam-grid {
    grid-template-columns: minmax(400px, 0.95fr) minmax(430px, 1.05fr);
  }

  .ww-admin-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .ww-exam-grid {
    grid-template-columns: 1fr;
  }

  .ww-exam-prompt,
  .ww-exam-editor {
    min-height: auto;
  }

  .ww-exam-editor textarea {
    min-height: 520px;
  }

  .ww-paper-builder {
    grid-template-columns: 1fr;
  }

  .ww-paper-builder > .ww-admin-form,
  .ww-student-filter {
    grid-column: 1;
    grid-row: auto;
  }
}

@media (max-width: 760px) {
  .ww-topbar {
    position: static;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
    padding: 10px 14px;
  }

  .ww-mode-nav {
    grid-column: 1 / -1;
    order: 3;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }

  .ww-mode-nav a {
    text-align: center;
  }

  .ww-account-name,
  .ww-account b,
  .ww-brand small {
    display: none;
  }

  .ww-page {
    width: min(100% - 24px, 1540px);
    padding-top: 20px;
  }

  .ww-page-head,
  .ww-exam-head,
  .ww-exam-toolbar,
  .ww-admin-head,
  .ww-admin-card > header {
    align-items: flex-start;
    flex-direction: column;
  }

  .ww-page-head h1,
  .ww-exam-head h1,
  .ww-admin-head h1 {
    font-size: 25px;
  }

  .ww-timer {
    text-align: left;
  }

  .ww-filterbar,
  .ww-practice-grid,
  .ww-form-row,
  .ww-essay-copy-source {
    grid-template-columns: 1fr;
  }

  .ww-practice-grid > .ww-question-list,
  .ww-practice-main-column,
  .ww-practice-grid > .ww-editor-panel {
    grid-column: auto;
    grid-row: auto;
  }

  .ww-switch {
    justify-self: start;
  }

  .ww-question-list > div {
    max-height: 360px;
  }

  .ww-prompt-panel,
  .ww-exam-prompt {
    padding: 16px;
  }

  .ww-prompt-copy {
    font-size: 17px;
  }

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

  .ww-resource-tabs button:nth-child(2) {
    border-right: 0;
  }

  .ww-resource-tabs button:nth-child(-n + 2) {
    border-bottom: 1px solid var(--ww-line);
  }

  .ww-editor-panel,
  .ww-exam-editor {
    min-height: auto;
  }

  .ww-editor-panel textarea,
  .ww-exam-editor textarea {
    min-height: 440px;
    padding: 17px;
    font-size: 17px;
  }

  .ww-editor-panel > footer,
  .ww-exam-editor > footer,
  .ww-marking-panel,
  .ww-admin-list article,
  .ww-feedback-disclosure > summary,
  .ww-feedback-card > header,
  .ww-student-attachment,
  .ww-attachment-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .ww-student-attachment audio {
    width: 100%;
    min-width: 0;
  }

  .ww-exam-start,
  .ww-no-paper,
  .ww-locked-result,
  .ww-load-error {
    margin: 20px auto;
    padding: 20px;
  }

  .ww-exam-start > div:nth-child(2),
  .ww-result-stats {
    grid-template-columns: 1fr;
  }

  .ww-exam-toolbar > div {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ww-security-badge {
    white-space: normal;
  }

  .ww-access-gate {
    margin: 30px auto;
    padding: 24px 18px;
  }

  .ww-access-gate > div {
    flex-direction: column;
  }

  .ww-admin {
    margin-right: 10px;
  }

  .ww-admin-tabs {
    overflow-x: auto;
  }

  .ww-admin-tabs a {
    flex: 0 0 auto;
  }
}

@media (max-width: 420px) {
  .ww-brand strong {
    font-size: 14px;
  }

  .ww-brand > span {
    width: 36px;
    height: 36px;
    flex-basis: 36px;
  }

  .ww-exam-toolbar > div,
  .ww-resource-tabs {
    grid-template-columns: 1fr;
  }

  .ww-resource-tabs button {
    border-right: 0;
    border-bottom: 1px solid var(--ww-line);
  }

  .ww-resource-tabs button:last-child {
    border-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .wsc-writing-app *,
  .ww-admin * {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}

/* Writing Practice Navigator Redesign 2026-09-15. */
.wsc-writing-app[data-mode="practice"] .ww-page {
  width: min(100% - 32px, 1540px);
  padding-top: 24px;
  padding-bottom: 48px;
}

.wsc-writing-app[data-mode="practice"] .ww-page-head {
  align-items: flex-end;
  margin-bottom: 16px;
}

.wsc-writing-app[data-mode="practice"] .ww-page-head h1 {
  margin-bottom: 5px;
}

.wsc-writing-app[data-mode="practice"] .ww-filterbar {
  grid-template-columns: minmax(120px, 160px) minmax(150px, 220px) minmax(130px, 160px) minmax(170px, 220px) minmax(280px, 1fr) minmax(230px, auto);
  align-items: end;
  margin-bottom: 14px;
  padding: 13px 14px;
  border: 1px solid var(--ww-line);
  border-radius: 8px;
  background: var(--ww-surface);
  box-shadow: var(--ww-shadow);
}

.wsc-writing-app[data-mode="practice"] .ww-filterbar label {
  min-width: 0;
}

.wsc-writing-app[data-mode="practice"] .ww-question-select-field {
  min-width: 0;
}

.wsc-writing-app[data-mode="practice"] .ww-question-select-field select {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wsc-writing-app[data-mode="practice"] .ww-filterbar .ww-switch {
  justify-self: end;
  white-space: nowrap;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-grid {
  grid-template-columns: minmax(164px, 180px) minmax(0, 1.08fr) minmax(430px, .92fr);
  align-items: start;
  gap: 14px;
  overflow: visible;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-navigator {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--ww-line);
  border-radius: 8px;
  background: var(--ww-surface);
  box-shadow: var(--ww-shadow);
}

.wsc-writing-app[data-mode="practice"] .ww-practice-navigator > header {
  padding: 14px 14px 12px;
  border-bottom: 1px solid var(--ww-line);
}

.wsc-writing-app[data-mode="practice"] .ww-practice-navigator > header h2 {
  margin: 2px 0 0;
  font-size: 17px;
  line-height: 1.35;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-nav-list {
  display: grid;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button {
  width: 100%;
  min-width: 0;
  min-height: 68px;
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  align-content: center;
  gap: 5px 7px;
  padding: 10px 12px;
  border: 0;
  border-bottom: 1px solid var(--ww-line);
  color: var(--ww-text);
  background: var(--ww-surface);
  text-align: left;
  cursor: pointer;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button:last-child {
  border-bottom: 0;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button:hover {
  background: var(--ww-surface-soft);
}

.wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button.is-active {
  color: var(--ww-purple-dark);
  background: var(--ww-purple-soft);
  box-shadow: inset 3px 0 var(--ww-purple);
}

.wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button > span {
  grid-row: 1 / span 2;
  align-self: center;
  color: var(--ww-purple);
  font-size: 11px;
  font-weight: 800;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button > strong,
.wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button > small {
  min-width: 0;
  overflow-wrap: anywhere;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button > strong {
  font-size: 14px;
  line-height: 1.3;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button > small {
  color: var(--ww-muted);
  font-size: 10px;
  line-height: 1.2;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-viewer {
  min-width: 0;
  overflow: visible;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-pane {
  min-width: 0;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-pane[hidden] {
  display: none !important;
}

.wsc-writing-app[data-mode="practice"] .ww-practice-pane > .ww-prompt-panel {
  min-height: 0;
  padding: 20px;
  overflow: visible;
}

.wsc-writing-app[data-mode="practice"] .ww-prompt-head {
  align-items: flex-start;
  margin-bottom: 16px;
}

.wsc-writing-app[data-mode="practice"] .ww-prompt-copy {
  font-size: 17px;
  line-height: 1.62;
}

.wsc-writing-app[data-mode="practice"] .ww-task-image {
  max-height: none;
  display: block;
  overflow: visible;
}

.wsc-writing-app[data-mode="practice"] .ww-task-image img {
  display: block;
  width: 100%;
  max-width: 100%;
  max-height: none;
  height: auto;
  object-fit: contain;
}

.wsc-writing-app[data-mode="practice"] .ww-resource-panel {
  min-height: 0;
  overflow: hidden;
}

.wsc-writing-app[data-mode="practice"] .ww-resource-panel > header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--ww-line);
}

.wsc-writing-app[data-mode="practice"] .ww-resource-panel > header h2 {
  margin: 3px 0 0;
  font-size: 21px;
  line-height: 1.3;
}

.wsc-writing-app[data-mode="practice"] .ww-resource-topic {
  max-width: 48%;
  color: var(--ww-muted);
  font-size: 12px;
  text-align: right;
  overflow-wrap: anywhere;
}

.wsc-writing-app[data-mode="practice"] .ww-resource-content {
  min-height: 360px;
  padding: 20px;
  overflow: visible;
  border-bottom: 0;
  background: #fffdf4;
}

.wsc-writing-app[data-mode="practice"] .ww-resource-content strong {
  margin-bottom: 10px;
  font-size: 15px;
}

.wsc-writing-app[data-mode="practice"] .ww-resource-content div {
  line-height: 1.8;
}

.wsc-writing-app[data-mode="practice"] .ww-editor-panel {
  min-height: 640px;
  height: calc(100dvh - 220px);
  max-height: 900px;
  position: sticky;
  top: 88px;
  align-self: start;
}

.wsc-writing-app[data-mode="practice"] .ww-editor-panel > header {
  min-height: 82px;
}

.wsc-writing-app[data-mode="practice"] .ww-editor-panel textarea {
  min-height: 0;
  resize: vertical;
  overflow: auto;
}

.wsc-writing-app[data-mode="practice"] .ww-editor-panel > footer {
  flex: 0 0 auto;
}

@media (min-width: 1181px) {
  .wsc-writing-app[data-mode="practice"] {
    min-height: 100dvh;
    height: auto;
    display: block;
    overflow: visible;
  }
}

@media (max-width: 1180px) {
  .wsc-writing-app[data-mode="practice"] .ww-filterbar {
    grid-template-columns: minmax(130px, 180px) minmax(170px, 240px) minmax(240px, 1fr);
  }

  .wsc-writing-app[data-mode="practice"] .ww-filterbar .ww-switch {
    grid-column: 1 / -1;
    justify-self: start;
  }

  .wsc-writing-app[data-mode="practice"] .ww-practice-grid {
    grid-template-columns: minmax(160px, 180px) minmax(0, 1fr);
    align-items: start;
  }

  .wsc-writing-app[data-mode="practice"] .ww-editor-panel {
    grid-column: 1 / -1;
    position: static;
    height: auto;
    max-height: none;
    min-height: 620px;
  }
}

@media (max-width: 760px) {
  .wsc-writing-app[data-mode="practice"] .ww-page {
    width: min(100% - 24px, 1540px);
    padding-top: 20px;
  }

  .wsc-writing-app[data-mode="practice"] .ww-page-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .wsc-writing-app[data-mode="practice"] .ww-filterbar {
    grid-template-columns: 1fr;
    padding: 12px;
  }

  .wsc-writing-app[data-mode="practice"] .ww-filterbar .ww-switch {
    grid-column: auto;
    justify-self: start;
  }

  .wsc-writing-app[data-mode="practice"] .ww-practice-grid {
    grid-template-columns: 1fr;
  }

  .wsc-writing-app[data-mode="practice"] .ww-practice-navigator {
    overflow-x: auto;
  }

  .wsc-writing-app[data-mode="practice"] .ww-practice-navigator > header {
    display: none;
  }

  .wsc-writing-app[data-mode="practice"] .ww-practice-nav-list {
    display: flex;
    min-width: max-content;
  }

  .wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button {
    width: 128px;
    min-height: 58px;
    border-right: 1px solid var(--ww-line);
    border-bottom: 0;
  }

  .wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button:last-child {
    border-right: 0;
  }

  .wsc-writing-app[data-mode="practice"] .ww-practice-nav-list > button.is-active {
    box-shadow: inset 0 -3px var(--ww-purple);
  }

  .wsc-writing-app[data-mode="practice"] .ww-practice-pane > .ww-prompt-panel,
  .wsc-writing-app[data-mode="practice"] .ww-resource-panel > header,
  .wsc-writing-app[data-mode="practice"] .ww-resource-content {
    padding-left: 16px;
    padding-right: 16px;
  }

  .wsc-writing-app[data-mode="practice"] .ww-resource-topic {
    display: none;
  }

  .wsc-writing-app[data-mode="practice"] .ww-editor-panel {
    min-height: auto;
  }

  .wsc-writing-app[data-mode="practice"] .ww-editor-panel textarea {
    min-height: 440px;
  }
}