/* Student D palette with stable-width, viewport-driven gallery columns. */
body.board-page.student-board-page[data-board-theme="light"] {
  --primary: #6036d4; --board-mock-primary: #6036d4; --board-mock-text: #222127;
  --board-mock-muted: #696670; --font-heading: var(--font-body); color: #222127;
}
body.board-page.student-board-page[data-board-theme="light"] > main.student-board-shell { width: 100%; max-width: none; margin: 0; padding: 0 40px 40px; }
body.board-page.student-board-page[data-board-theme="light"] .student-board-brandbar { display: flex; align-items: center; gap: 26px; height: 60px; min-height: 60px; margin: 0 -40px; padding: 0 40px; border-bottom: 1px solid #e2deeb; background: #fff; color: #222127; }
body.student-board-page .student-board-brand-home { display: inline-flex; flex: 0 0 auto; align-items: center; min-height: 44px; color: #16151a; text-decoration: none; }
body.student-board-page .student-board-brandbar strong { font-size: 20px; font-weight: 750; letter-spacing: -.5px; }
body.student-board-page .student-board-brandbar > span:first-of-type { padding-left: 26px; font-size: 17px; }
body.student-board-page .student-board-header-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
body.student-board-page .student-board-header-actions > button { position: static; display: inline-flex; flex: 0 0 auto; align-items: center; justify-content: center; gap: 6px; width: auto; height: 44px; min-height: 44px; margin: 0; padding: 0 10px; border: 0; border-radius: 6px; color: #55505e; background: transparent; font: inherit; font-size: 14px; box-shadow: none; }
body.student-board-page .student-board-header-actions #studentBoardGuideToggle { color: #242127; font-size: 16px; }
body.student-board-page .student-board-header-actions > button[hidden] { display: none !important; }
body.student-board-page #studentBoardActor { display: inline-flex; align-items: center; gap: 10px; margin-left: 4px; color: #242127; font-size: 16px; white-space: nowrap; }
body.student-board-page #studentBoardGuide { display: block; border-color: #e3deeb; }
body.student-board-page #studentBoardGuide[hidden] { display: none !important; }
body.student-board-page #studentBoardGuide > summary { min-height: 48px; color: #6036d4; font-size: 16px; }
body.student-board-page #studentBoardGuide > ol { grid-template-columns: repeat(3, minmax(0, 1fr)); }
body.student-board-page #studentBoardGuide li { display: block; min-height: 0; padding: 16px; }
body.student-board-page #studentBoardGuide strong { display: block; margin-bottom: 8px; color: #6036d4; font-size: 16px; }
body.student-board-page #studentBoardGuide span { display: block; color: #514b59; font-size: 14px; line-height: 1.65; }
body.board-page.student-board-page #studentBoardDetail { display: grid; grid-template-columns: minmax(340px, 1fr) minmax(0, 830px); column-gap: 24px; min-width: 0; height: auto; max-height: none; overflow: visible; }
body.board-page.student-board-page #studentBoardDetail[hidden] { display: none !important; }
body.student-board-page #studentBoardDetail > * { grid-column: 1 / -1; min-width: 0; }
body.board-page.student-board-page #studentBoardDetail > .student-board-header { display: block; grid-column: 1; grid-row: 1; position: static; min-height: 160px; height: auto; margin: 0; padding: 18px 0 16px; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
body.student-board-page #studentBoardDetail .student-board-header .nav-left { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; margin: 0; padding: 0; }
body.student-board-page #studentBoardBrowse { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; width: auto; margin: -10px 0; padding: 0; border: 0; border-radius: 0; background: transparent; color: #6036d4; font-size: 16px; font-weight: 650; box-shadow: none; }
body.student-board-page #studentBoardBrowse[hidden] { display: none !important; }
body.student-board-page #studentBoardTitle { margin: 0; font-size: 30px; line-height: 1.35; font-weight: 800; letter-spacing: -.7px; }
body.student-board-page #studentBoardSubtitle { margin: 5px 0 0; color: #615e66; font-size: 16px; line-height: 1.5; }
body.board-page.student-board-page #studentBoardState { margin: 4px 0 0; padding: 0; border: 0; color: #706a77; background: transparent; font-size: 13px; line-height: 1.5; }
body.board-page.student-board-page #studentBoardToolbar { display: grid; grid-column: 2; grid-row: 1; grid-template-columns: 240px minmax(180px, 1fr) 116px 132px; align-self: center; align-items: center; gap: 20px; min-width: 0; margin: 22px 0 0; padding: 0; border: 0; background: transparent; box-shadow: none; }
body.student-board-page #studentBoardToolbar .student-board-post-author-filter { display: grid; grid-template-columns: 1fr 1fr; gap: 0; width: 100%; min-height: 52px; padding: 0; border: 1px solid #d8d3df; border-radius: 8px; background: #fff; overflow: hidden; }
body.student-board-page #studentBoardPostAuthorFilter button { min-width: 0; min-height: 50px; margin: 0; padding: 0 10px; border-radius: 0; border-bottom: 3px solid transparent; color: #68636d; background: transparent; font-size: 17px; }
body.student-board-page #studentBoardPostAuthorFilter button.is-active { border-bottom-color: #6036d4; color: #6036d4; background: #fff; font-weight: 750; }
body.student-board-page #studentBoardToolbar .board-search-wrap { display: flex; align-items: center; gap: 12px; width: 100%; min-width: 0; max-width: none; min-height: 52px; margin: 0; padding: 0 14px; border: 1px solid #d8d3df; border-radius: 8px; background: #fff; color: #68636d; }
body.student-board-page #studentBoardSearch { min-width: 0; width: 100%; height: 50px; margin: 0; padding: 0; border: 0; background: transparent; color: #3c3743; font-size: 16px; }
body.student-board-page #studentBoardToolbar .board-sort-wrap { width: 116px; min-width: 0; min-height: 52px; margin: 0; padding: 0; border: 1px solid #d8d3df; border-radius: 8px; background: #fff; }
body.student-board-page #studentBoardToolbar .board-sort-wrap > label { display: none; }
body.student-board-page #studentBoardSort { width: 100%; min-width: 0; height: 50px; margin: 0; padding: 0 12px; border: 0; background: transparent; color: #4e4857; font-size: 16px; }
body.student-board-page #studentBoardToolbar #studentBoardViewSwitch { display: none; }
body.board-page.student-board-page #studentBoardToolbar :is(#fabWrite, #studentBoardRecordOpen) { grid-column: 4; position: static !important; inset: auto !important; width: 132px; min-width: 0; height: 52px; min-height: 52px; margin: 0; padding: 0 14px; border-radius: 8px; border-color: #6036d4; color: #fff; background: #6036d4; font-size: 17px; font-weight: 700; box-shadow: none; }
body.student-board-page #studentBoardMessage:empty { display: none; }
body.student-board-page #studentBoardDetail > .student-board-post-load-state { gap: 8px 16px; margin: 20px 0 0; padding: 14px 0 0; border-top: 1px solid #e4deed; }
body.student-board-page #studentBoardDetail > .student-board-post-load-state:has([data-tone="bad"]) { grid-row: 2; margin: 0 0 16px; padding: 12px; border: 1px solid #e5bdc3; border-radius: 8px; background: #fff7f8; }
body.student-board-page #studentBoardPostCount { margin: 0; font-size: 13px; }
body.board-page.student-board-page[data-board-role="student"][data-board-view="gallery"] #postContainer { grid-template-columns: repeat(auto-fill, min(256px, 100%)); justify-content: center; grid-auto-rows: 1px; column-gap: 16px; row-gap: 0; padding: 0; }
body.student-board-page #postContainer > .student-board-post-empty { grid-column: 1 / -1; grid-row: span 120; }
body.board-page.student-board-page #postContainer .post-card { min-width: 0; min-height: 0; margin: 0; border: 1px solid #e3deeb; border-radius: 14px; box-shadow: 0 2px 6px #3f2d6b06; }
body.student-board-page #postContainer .post-body { display: block; height: auto; padding: 18px 20px 0; }
body.student-board-page #postContainer .author-info { min-height: 34px; margin: 0 0 9px; padding: 0; }
body.student-board-page #postContainer .author-name { color: #211d26; font-size: 16px; line-height: 1.4; }
body.student-board-page #postContainer .author-avatar { width: 32px; height: 32px; flex-basis: 32px; border: 0; color: #fff; background: var(--board-author-color, #7752c9); font-size: 17px; font-weight: 600; }
body.student-board-page #postContainer .author-own-chip { margin-left: 4px; padding: 2px 5px; border-radius: 5px; color: #6742c7; background: #eee6ff; font-size: 13px; }
body.student-board-page #postContainer .student-board-post-time { margin-left: 4px; color: #756e7b; font-size: 12px; white-space: nowrap; }
body.student-board-page #postContainer .post-head-actions { position: absolute; top: 12px; right: 12px; }
body.student-board-page [data-author-tone="pink"] { --board-author-color: #ea6099; }
body.student-board-page [data-author-tone="green"] { --board-author-color: #62a45c; }
body.student-board-page [data-author-tone="amber"] { --board-author-color: #e8a000; }
body.student-board-page [data-author-tone="teal"] { --board-author-color: #29a9a0; }
body.student-board-page [data-author-tone="violet"] { --board-author-color: #7956d7; }
body.student-board-page [data-author-tone="blue"] { --board-author-color: #4a80dd; }
body.student-board-page #postContainer .post-read-zone { display: block; min-height: 0; margin: 0; padding: 0; border: 0; background: transparent; }
body.student-board-page #postContainer .post-title { margin: 0 0 7px; color: #211d26; font-size: 20px; line-height: 1.45; font-weight: 750; }
body.student-board-page #postContainer .post-content-preview { margin: 0; color: #302c35; font-size: 16px; line-height: 1.65; }
body.student-board-page #postContainer .post-image-wrap { margin: 10px 0 0; border-radius: 10px; }
body.student-board-page #postContainer .post-actions { display: flex; justify-content: flex-start; gap: 18px; min-height: 44px; margin: 2px 0 0; padding: 0; border: 0; }
body.student-board-page #postContainer .action-btn { display: inline-flex; align-items: center; justify-content: flex-start; gap: 7px; width: auto; min-width: 44px; height: 44px; margin: 0; padding: 0 3px; border: 0; border-radius: 4px; color: #635d6a; background: transparent; font-size: 17px; font-weight: 400; box-shadow: none; }
body.student-board-page #postContainer .action-btn i { font-size: 21px; }
body.student-board-page #postContainer .board-inline-comments { margin: 0 20px; padding: 12px 0 16px; }
body.student-board-page .board-inline-comments-heading { position: relative; min-height: 24px; margin-bottom: 8px; font-size: 16px; }
body.student-board-page .board-inline-comments-heading > .board-inline-comment-action { position: absolute; right: 0; top: -9px; }
body.student-board-page .board-inline-comment-list { gap: 12px; }
body.student-board-page .board-inline-comment { min-height: 42px; gap: 12px; }
body.student-board-page .board-inline-comment-avatar { width: 30px; height: 30px; flex-basis: 30px; font-size: 16px; background: var(--board-author-color, #7752c9); }
body.student-board-page .board-inline-comment-main { position: relative; }
body.student-board-page .board-inline-comment-meta { gap: 7px; font-size: 15px; line-height: 1.45; }
body.student-board-page .board-inline-comment-meta time { color: #77717c; font-size: 12px; }
body.student-board-page .board-inline-comment .student-board-comment-copy { margin: 2px 0 0; color: #39323f; font-size: 16px; line-height: 1.5; }
body.student-board-page .board-inline-comment-actions { position: absolute; top: -10px; right: 0; flex-wrap: nowrap; gap: 0; border-radius: 6px; background: var(--post-pastel, #fff); opacity: 0; }
body.student-board-page .board-inline-comment-action { min-width: 44px; min-height: 44px; padding: 4px 7px; }
body.student-board-page .board-inline-comment:hover .board-inline-comment-actions,
body.student-board-page .board-inline-comment:focus-within .board-inline-comment-actions { opacity: 1; }
body.student-board-page .board-inline-comment-form { margin-top: 12px; }
body.student-board-page .board-inline-comment-input-row { min-height: 48px; padding: 0 4px; }
body.student-board-page .board-inline-comment-input { padding: 10px 10px; line-height: 1.5; }
body.student-board-page :is(.board-inline-comment-emoticon, .board-inline-comment-send) { width: 44px; height: 46px; flex-basis: 44px; color: #635b6b; font-size: 22px; }
body.student-board-page[data-board-role="admin"] #studentBoardToolbar { display: flex; justify-content: flex-end; }
@media (hover: none) {
  body.student-board-page .board-inline-comment-actions { position: static; justify-content: flex-end; opacity: 1; }
}
@media (max-width: 1280px) {
  body.student-board-page #studentBoardGuide > ol { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  body.board-page.student-board-page #studentBoardDetail { grid-template-columns: minmax(0, 1fr); }
  body.board-page.student-board-page #studentBoardDetail > .student-board-header { grid-column: 1; grid-row: 1; min-height: 0; padding-bottom: 14px; }
  body.board-page.student-board-page #studentBoardToolbar { grid-column: 1; grid-row: 2; grid-template-columns: 240px minmax(160px, 1fr) 116px 132px; margin: 0 0 20px; }
  body.student-board-page #studentBoardDetail > .student-board-post-load-state:has([data-tone="bad"]) { grid-row: 3; }
}
@media (max-width: 1080px) {
  body.board-page.student-board-page[data-board-theme="light"] > main.student-board-shell { padding-inline: 20px; }
  body.board-page.student-board-page[data-board-theme="light"] .student-board-brandbar { margin-inline: -20px; padding-inline: 20px; gap: 16px; }
  body.board-page.student-board-page #studentBoardToolbar { grid-template-columns: 210px minmax(140px, 1fr) 106px 120px; gap: 12px; }
  body.student-board-page #studentBoardToolbar .board-sort-wrap { width: 106px; }
  body.board-page.student-board-page #studentBoardToolbar :is(#fabWrite, #studentBoardRecordOpen) { width: 120px; }
  body.student-board-page .student-board-header-actions > button { padding-inline: 7px; font-size: 13px; }
}
@media (max-width: 760px) {
  body.student-board-page #studentBoardGuide > ol { grid-template-columns: minmax(0, 1fr); }
  body.board-page.student-board-page #studentBoardToolbar { grid-template-columns: minmax(0, 1fr) 120px; }
  body.student-board-page #studentBoardToolbar .student-board-post-author-filter { grid-column: 1; grid-row: 1; }
  body.student-board-page #studentBoardToolbar .board-search-wrap { grid-column: 1; grid-row: 2; }
  body.student-board-page #studentBoardToolbar .board-sort-wrap { grid-column: 2; grid-row: 2; width: 120px; }
  body.board-page.student-board-page #studentBoardToolbar :is(#fabWrite, #studentBoardRecordOpen) { grid-column: 2; grid-row: 1; }
}
/* Only the selected student gallery changes density; hub, detail, shelf and admin stay intact. */
body.board-page.student-board-page[data-board-role="student"][data-board-view="gallery"][data-board-has-selection="true"] > main.student-board-shell { padding-inline: 16px; }
body.board-page.student-board-page[data-board-role="student"][data-board-view="gallery"][data-board-has-selection="true"] .student-board-brandbar { margin-inline: -16px; padding-inline: 16px; }
body.student-board-page[data-board-role="student"][data-board-view="gallery"] #postContainer {
  .post-body { padding: 12px 12px 0; }
  .author-info { min-height: 28px; gap: 6px; padding-right: 28px; }
  .author-name { font-size: 14px; }
  .author-avatar { width: 24px; height: 24px; flex-basis: 24px; font-size: 13px; }
  .author-own-chip { font-size: 11px; margin-left: 0; }
  .student-board-post-time { font-size: 11px; margin-left: 0; }
  .post-head-actions { top: 4px; right: 4px; }
  .post-title { font-size: 16px; }
  .post-content-preview { font-size: 14px; }
  .action-btn { font-size: 14px; }
  .action-btn i { font-size: 18px; }
  .board-inline-comments { margin-inline: 12px; padding-bottom: 12px; }
  .board-inline-comments-heading { font-size: 14px; }
  .board-inline-comment-list { gap: 10px; }
  .board-inline-comment { gap: 8px; }
  .board-inline-comment-avatar { width: 24px; height: 24px; flex-basis: 24px; font-size: 13px; }
  .board-inline-comment-meta { gap: 4px; font-size: 13px; }
  .board-inline-comment-meta time { font-size: 11px; }
  .board-inline-comment .student-board-comment-copy { font-size: 14px; }
  .board-inline-comment-input { min-width: 0; padding-inline: 4px; font-size: 14px; }
}

body.board-page.student-board-page #studentBoardState[data-write-locked="true"] {
  margin-top: 10px;
  padding: 12px 14px;
  border: 1px solid #e8c682;
  border-radius: 12px;
  background: #fff5df;
  color: #72501c;
  font-size: 14px;
  line-height: 1.6;
}
.board-closure-badge:not([hidden]) {
  display: inline-flex;
  margin-top: 6px;
  padding: 4px 10px;
  border-radius: 20px;
  background: #fff0cf;
  color: #72501c;
  font-size: 12px;
  font-weight: 700;
}

@media (max-width: 760px) {
  body.board-page.student-board-page[data-board-write-locked="true"] { min-width: 0; }
  body.student-board-page[data-board-write-locked="true"] .student-board-heading { max-width: calc(100vw - 32px); }
  body.student-board-page[data-board-write-locked="true"] .student-board-brandbar > span:first-of-type,
  body.student-board-page[data-board-write-locked="true"] #studentBoardActor,
  body.student-board-page[data-board-write-locked="true"] #studentBoardHubHome { display: none; }
  body.board-page.student-board-page[data-board-write-locked="true"] #postContainer {
    width: 100%;
    grid-template-columns: minmax(0, 1fr);
    justify-content: stretch;
  }
}