.wiki-community-composer {
  color: var(--ink);
  font-family: var(--font-sans);
}

.wiki-community-composer button,
.wiki-community-composer input,
.wiki-community-composer textarea {
  font: inherit;
}

.community-compose-shell {
  overflow: hidden;
  border: 1px solid var(--line-2);
  border-radius: var(--wiki-radius-xl);
  background: var(--paper-2);
}

.community-compose__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: start;
  padding: 24px 26px 20px;
  border-bottom: 1px solid var(--line);
}

.community-compose__kicker,
.community-compose__mode-copy small,
.community-compose__step small,
.community-result small,
.community-confirm small {
  color: var(--watcha-deep);
  font-family: var(--font-mono);
  font-size: var(--t-mono);
  font-style: normal;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.community-compose__head h2 {
  margin: 5px 0 5px;
  font-family: var(--font-serif);
  font-size: var(--t-h2);
  line-height: var(--lh-title);
}

.community-compose__head p,
.community-compose__mode-copy p,
.community-compose__step p,
.community-confirm p,
.community-result p {
  margin: 0;
  color: var(--ink-2);
  font-size: var(--t-comp);
  line-height: var(--lh-comp);
}

.community-compose__identity {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-2);
  background: var(--card);
  font-size: var(--t-ui);
  white-space: nowrap;
}

.community-compose__identity i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--watcha);
}

.community-compose__identity[data-logged-in="false"] i {
  background: var(--mut);
}

.community-compose__tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  background: var(--card);
}

.community-compose__tab {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  padding: 13px 15px;
  border: 1px solid transparent;
  border-radius: var(--wiki-radius-md);
  color: var(--ink-2);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.community-compose__tab:hover {
  border-color: var(--line-2);
  background: var(--paper-2);
}

.community-compose__tab[aria-selected="true"] {
  border-color: var(--watcha-line);
  color: var(--ink);
  background: var(--watcha-soft);
}

.community-compose__tab > span:first-child {
  display: grid;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-family: var(--font-serif);
  font-size: var(--t-cardtitle);
}

.community-compose__mode-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.community-compose__mode-copy strong {
  font-size: var(--t-comp);
}

.community-compose__mode-copy small {
  margin-top: 1px;
  overflow: hidden;
  color: var(--mut);
  text-overflow: ellipsis;
  white-space: nowrap;
  text-transform: none;
}

.community-compose__body {
  padding: 24px 26px 26px;
}

.community-compose__steps {
  display: flex;
  align-items: center;
  margin-bottom: 22px;
  color: var(--mut);
  font-size: var(--t-ui);
}

.community-compose__steps span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
}

.community-compose__steps span:not(:last-child)::after {
  width: 36px;
  height: 1px;
  margin: 0 10px;
  background: var(--line-2);
  content: "";
}

.community-compose__steps b {
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border: 1px solid var(--line-2);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 10px;
}

.community-compose__steps [data-active="true"] {
  color: var(--watcha-deep);
}

.community-compose__steps [data-active="true"] b {
  border-color: var(--watcha);
  background: var(--watcha-soft);
}

.community-compose__step {
  display: grid;
  gap: 16px;
}

.community-compose__step-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
}

.community-compose__step h3 {
  margin: 3px 0 0;
  font-family: var(--font-serif);
  font-size: var(--t-h3);
  line-height: var(--lh-title);
}

.community-compose__field {
  display: grid;
  gap: 7px;
}

.community-compose__field > span,
.community-compose__field > label {
  color: var(--ink-2);
  font-size: var(--t-ui);
  font-weight: 600;
}

.community-compose__input-wrap {
  position: relative;
}

.community-compose__input,
.community-compose__title-input {
  width: 100%;
  min-height: 44px;
  padding: 9px 12px;
  border: 1px solid var(--line-2);
  border-radius: var(--wiki-radius-md);
  outline: none;
  color: var(--ink);
  background: var(--paper-2);
  font-size: var(--t-comp);
}

.community-compose__input {
  padding-right: 42px;
}

.community-compose__input:focus,
.community-compose__title-input:focus {
  border-color: var(--watcha);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--watcha) 15%, transparent);
}

.community-compose__search-icon {
  position: absolute;
  top: 50%;
  right: 13px;
  width: 17px;
  height: 17px;
  transform: translateY(-50%);
  fill: none;
  stroke: var(--mut);
  stroke-width: 1.8;
}

.community-product-results {
  display: grid;
  gap: 7px;
}

.community-product-option,
.community-product-selected {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: 11px;
  align-items: center;
  width: 100%;
  min-width: 0;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--wiki-radius-md);
  color: var(--ink);
  background: var(--paper-2);
  text-align: left;
}

.community-product-option {
  cursor: pointer;
}

.community-product-option:hover {
  border-color: var(--watcha-line);
  background: var(--watcha-soft);
}

.community-product-option img,
.community-product-selected img,
.community-product-fallback {
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 9px;
  object-fit: cover;
}

.community-product-fallback {
  display: grid;
  place-items: center;
  color: var(--watcha-deep);
  background: var(--watcha-soft);
  font-family: var(--font-serif);
  font-weight: 700;
}

.community-product-option span,
.community-product-selected span {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.community-product-option strong,
.community-product-selected strong {
  overflow: hidden;
  font-size: var(--t-comp);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.community-product-option small,
.community-product-selected small {
  overflow: hidden;
  color: var(--mut);
  font-size: var(--t-ui);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.community-product-option b,
.community-product-selected button {
  border: 0;
  color: var(--watcha-deep);
  background: transparent;
  font-size: var(--t-ui);
  font-weight: 600;
}

.community-product-selected button {
  padding: 6px 7px;
  cursor: pointer;
}

.community-compose__sentiment {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
}

.community-compose__sentiment button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  border: 1px solid var(--line-2);
  border-radius: var(--wiki-radius-md);
  color: var(--ink-2);
  background: var(--paper-2);
  font-size: var(--t-comp);
  cursor: pointer;
}

.community-compose__sentiment button[aria-pressed="true"] {
  border-color: var(--watcha-line);
  color: var(--watcha-deep);
  background: var(--watcha-soft);
}

.community-compose__editor {
  --richtext-font-size: var(--t-body);
  --richtext-line-height: 28px;
  --richtext-font-size-mobile: var(--t-body);
  --richtext-line-height-mobile: 28px;
  font-family: var(--font-sans);
}

.community-compose__editor .editor-container {
  border-color: var(--line-2);
  border-radius: var(--wiki-radius-lg);
  background: var(--paper-2);
  box-shadow: none;
}

.community-compose__editor .editor-container:focus-within {
  border-color: var(--watcha);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--watcha) 15%, transparent);
}

.community-compose__editor .ProseMirror,
.community-compose__editor .tiptap-menu,
.community-compose__editor .p-button {
  font-family: var(--font-sans);
}

.community-compose__editor .tiptap-menu {
  opacity: 1;
}

.community-compose__editor .p-button {
  border-radius: 999px;
}

.community-compose__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 9px;
  padding-top: 2px;
}

.community-compose__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid var(--line-2);
  border-radius: var(--wiki-radius-md);
  color: var(--ink);
  background: var(--paper-2);
  font-size: var(--t-ui);
  font-weight: 650;
  cursor: pointer;
}

.community-compose__button:hover {
  border-color: var(--watcha-line);
  background: var(--watcha-soft);
}

.community-compose__button--primary {
  border-color: var(--ink-surface);
  color: var(--ink-surface-text);
  background: var(--ink-surface);
}

.community-compose__button--primary:hover {
  border-color: var(--watcha-deep);
  background: var(--watcha-deep);
}

.community-compose__button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.community-compose__message {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--wiki-radius-md);
  color: var(--ink-2);
  background: var(--card);
  font-size: var(--t-ui);
  line-height: var(--lh-ui);
}

.community-compose__message[data-tone="error"] {
  border-color: color-mix(in srgb, var(--red) 38%, var(--line));
  color: var(--red-deep);
}

.community-confirm,
.community-result {
  display: grid;
  gap: 16px;
  padding: 20px;
  border: 1px solid var(--line-2);
  border-radius: var(--wiki-radius-lg);
  background: var(--card);
}

.community-confirm h3,
.community-result h3 {
  margin: 2px 0 0;
  font-family: var(--font-serif);
  font-size: var(--t-h3);
}

.community-confirm dl {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 8px 12px;
  margin: 0;
  font-size: var(--t-comp);
}

.community-confirm dt {
  color: var(--mut);
}

.community-confirm dd {
  margin: 0;
  color: var(--ink);
}

.community-result a {
  color: var(--watcha-deep);
  font-size: var(--t-comp);
  font-weight: 650;
  text-decoration: underline;
  text-underline-offset: 4px;
}

@media (max-width: 720px) {
  .community-compose__head {
    grid-template-columns: 1fr;
    padding: 20px 18px 17px;
  }

  .community-compose__identity {
    justify-self: start;
  }

  .community-compose__tabs {
    grid-template-columns: 1fr;
  }

  .community-compose__body {
    padding: 20px 16px 22px;
  }

  .community-compose__steps span:not(:last-child)::after {
    width: 13px;
    margin: 0 5px;
  }

  .community-compose__steps span {
    gap: 5px;
    font-size: 12px;
  }

  .community-compose__sentiment {
    grid-template-columns: 1fr;
  }

  .community-confirm dl {
    grid-template-columns: 1fr;
    gap: 2px;
  }
}

/* 课程页与观猹帖子直接绑定的讨论区。读取和发布复用主站能力，外观服从 Wiki 纸张。 */
.wiki-article watcha-course-discussion[data-community-source-hidden='true'] {
  display: none;
  margin: 0;
}

.wiki-article [data-course-discussion-outlet] {
  scroll-margin-top: calc(var(--head-h) + 28px);
}

.course-discussion {
  --course-discussion-avatar-size: 36px;
  margin-top: 80px;
  padding-top: 0;
  color: var(--ink);
  font-family: var(--font-sans);
}

.course-discussion__head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}

/* 讨论区本身已经通过区块留白与相邻页面导航分层，不再重复使用课程小节的顶部分隔线。 */
.wiki-article .course-discussion .course-section-kicker {
  padding-top: 0;
  border-top: 0;
}

.wiki-article .course-discussion__head h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: var(--t-h2);
  line-height: var(--lh-title);
}

.course-discussion__head p:last-child {
  margin: 8px 0 0;
  color: var(--ink-2);
  font-size: var(--t-comp);
  line-height: var(--lh-comp);
}

.course-discussion__login,
.course-discussion__state button {
  min-height: 40px;
  padding: 8px 15px;
  border: 1px solid var(--line-2);
  border-radius: var(--wiki-radius-md);
  color: var(--ink);
  background: var(--paper-2);
  font: 650 var(--t-ui) / 1.5 var(--font-sans);
  cursor: pointer;
}

.course-discussion__login:hover,
.course-discussion__state button:hover {
  border-color: var(--watcha-line);
  color: var(--watcha-deep);
  background: var(--watcha-soft);
}

.course-discussion__stream {
  margin-top: 22px;
  min-width: 0;
}

/* 排序、评论、楼中楼与操作区均来自 auins；这里仅让其服从学社纸张样式。 */
.course-discussion .filter-selector-flat {
  justify-content: flex-start;
  margin: 0;
  padding: 0 0 12px;
  border-bottom: 1px solid var(--line);
}

.course-discussion .filter-btn {
  color: var(--mut);
  font-family: var(--font-sans);
  font-size: var(--t-ui);
}

.course-discussion .filter-btn:hover {
  color: var(--ink);
}

.course-discussion .filter-btn.active {
  color: var(--watcha-deep);
  font-weight: 700;
}

.course-discussion .filter-btn:not(:last-child)::after {
  background: var(--line-2);
}

.course-discussion .root-comment-group,
.course-discussion .root-comment-group ~ .root-comment-group {
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.course-discussion .root-comment-group:first-child {
  border-top: 0;
}

.course-discussion .root-comment-group:has(~ .root-comment-group) {
  padding-bottom: 20px;
}

.course-discussion .comment-item,
.course-discussion .comment-item.clickable {
  color: var(--ink);
  font-family: var(--font-sans);
  cursor: default;
}

.course-discussion .comment-layout {
  gap: 12px;
}

.course-discussion .avatar-column > * {
  border-color: var(--line-2);
  background: var(--paper-2);
}

.course-discussion .display-name,
.course-discussion .reply-to-name {
  color: var(--ink);
  font-size: var(--t-ui);
  font-weight: 700;
}

.course-discussion .reply-to-label,
.course-discussion .reply-to-name,
.course-discussion .time-separator,
.course-discussion .publish-time {
  color: var(--mut);
}

.course-discussion .publish-time {
  font-family: var(--font-mono);
  font-size: var(--t-mono);
}

.course-discussion .content-row {
  margin-top: 7px;
}

.course-discussion .richtext-block,
.course-discussion .richtext-block .ProseMirror {
  color: var(--ink-2);
  font-family: var(--font-sans);
  font-size: var(--t-comp);
  line-height: var(--lh-comp);
}

.course-discussion .richtext-block .ProseMirror p {
  margin: 0 0 8px;
}

.course-discussion .richtext-block .ProseMirror p:last-child {
  margin-bottom: 0;
}

.course-discussion .images-row {
  margin-top: 12px;
}

.course-discussion .grid-images-image img {
  border-color: var(--line-2);
  border-radius: var(--wiki-radius-sm);
}

.course-discussion .actions-row {
  margin-top: 10px;
}

.course-discussion .feed-actions-container {
  gap: 8px;
  row-gap: 7px;
}

.course-discussion .feed-action-btn {
  height: 28px;
  min-height: 28px;
  padding: 3px 9px;
  border-color: var(--line-2);
  color: var(--ink-2);
  background: transparent;
}

.course-discussion .feed-action-btn:hover:not(:disabled) {
  border-color: var(--watcha-line);
  color: var(--watcha-deep);
}

.course-discussion .feed-action-btn.outline-button--selected {
  border-color: var(--watcha-line);
  color: var(--watcha-deep);
  background: var(--watcha-soft);
}

.course-discussion .subfloors-section {
  gap: 14px;
  margin: 14px 0 0 52px;
  padding: 0;
}

.course-discussion .subfloors-section .comment-item + .comment-item {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.course-discussion .load-more-subfloors {
  padding: 5px 0;
  color: var(--watcha-deep);
  font: 650 var(--t-ui) / 1.5 var(--font-sans);
}

.course-discussion__state,
.course-discussion__empty {
  margin: 20px 0 0;
  color: var(--mut);
  font-size: var(--t-comp);
  line-height: var(--lh-comp);
}

.course-discussion__state {
  display: flex;
  align-items: center;
  gap: 12px;
}

.course-discussion__empty {
  width: 100%;
  padding: 22px 0;
  text-align: center;
}

.course-discussion__composer {
  position: sticky;
  z-index: 3;
  bottom: 0;
  margin-top: 6px;
  padding: 14px 0 16px;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper-2) 94%, transparent);
  backdrop-filter: blur(10px);
}

.course-discussion__composer .reply-editor-2 {
  gap: 18px;
  background: transparent;
}

.course-discussion__composer .reply-editor-2 .editor-content,
.course-discussion__composer .reply-editor-2.collapsed .editor-content {
  border-radius: var(--wiki-radius-md);
}

.course-discussion__composer .reply-editor-2.collapsed .editor-content {
  border-radius: 999px;
}

.course-discussion__composer .reply-target {
  border-bottom: 1px solid var(--line);
}

.course-discussion__composer .collapsed-actions {
  gap: 12px;
  color: var(--ink-2);
}

@media (max-width: 720px) {
  .course-discussion {
    --course-discussion-avatar-size: 30px;
    margin-top: 56px;
    padding-top: 0;
  }

  .course-discussion__head {
    display: grid;
    align-items: start;
    gap: 10px;
  }

  .course-discussion .root-comment-group,
  .course-discussion .root-comment-group ~ .root-comment-group {
    padding: 18px 0;
  }

  .course-discussion .comment-layout {
    gap: 9px;
  }

  .course-discussion .subfloors-section {
    gap: 12px;
    margin-left: 34px;
  }

  .course-discussion__composer .reply-editor-2 {
    gap: 8px;
  }

  .course-discussion__composer .collapsed-actions {
    gap: 8px;
  }

  .course-discussion__composer .collapsed-action {
    gap: 4px;
  }

  .course-discussion__composer .collapsed-action svg {
    width: 20px;
    height: 20px;
  }
}