/* =========================================================
   SOWOOJU CLASSBOARD V6 — PADLET GRADE
   Isolated final visual layer. Safe to remove without touching V4.
   ========================================================= */
:root{
  --cb6-bg:#f8f7f2;--cb6-canvas:#f4f1e8;--cb6-paper:#fff;--cb6-ink:#14212b;--cb6-muted:#6e7b84;
  --cb6-line:#d9ddd9;--cb6-green:#118b67;--cb6-green2:#0c6c51;--cb6-mint:#dff3ea;
  --cb6-yellow:#f7e9a9;--cb6-blue:#d9eaf8;--cb6-lilac:#e8ddf8;--cb6-pink:#f5d7de;
  --cb6-peach:#f5dcc8;--cb6-navy:#17324a;--cb6-shadow:0 8px 24px rgba(15,26,33,.10);
  --cb6-shadow-sm:0 4px 12px rgba(15,26,33,.08);
}
body:has(.cb6-admin),body:has(.cb6-teacher),body:has(.cb6-student){
  margin:0;background:var(--cb6-bg);color:var(--cb6-ink);
  font-family:"Noto Sans KR","Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
.cb6-admin,.cb6-teacher,.cb6-student{box-sizing:border-box}
.cb6-admin *,.cb6-teacher *,.cb6-student *{box-sizing:border-box}

/* ===================== ADMIN / HOME ===================== */
.cb6-admin{min-height:100vh;background:var(--cb6-bg)}
.cb6-shell{min-height:100vh;display:grid;grid-template-columns:218px minmax(0,1fr)}
.cb6-sidebar{
  position:sticky;top:0;height:100vh;padding:24px 20px;display:flex;flex-direction:column;
  border-right:1px solid var(--cb6-line);background:#fff;z-index:15
}
.cb6-brand{display:grid;gap:1px;padding:0 4px 28px}.cb6-brand span{font-size:13px;font-weight:900;color:var(--cb6-green);letter-spacing:.02em}.cb6-brand strong{font-size:20px;line-height:1.1;letter-spacing:-.04em}
.cb6-sidebar nav{display:grid;gap:6px}.cb6-sidebar nav button,.cb6-sidebar nav a{
  min-height:42px;padding:0 12px;display:flex;align-items:center;gap:10px;border:0;border-radius:10px;background:transparent;
  color:var(--cb6-ink);font:inherit;font-size:11px;font-weight:650;text-decoration:none;text-align:left;cursor:pointer
}
.cb6-sidebar nav button:hover,.cb6-sidebar nav a:hover{background:#f3f7f5}.cb6-sidebar nav button.active{background:var(--cb6-mint);color:var(--cb6-green2)}
.cb6-sidebar nav .cb-icon{flex:none}.cb6-side-new{
  margin-top:auto;height:38px;border:0;border-radius:12px;background:var(--cb6-green);color:#fff;font:inherit;font-size:12px;font-weight:800;cursor:pointer
}
.cb6-main{min-width:0;padding:0 32px 72px}
.cb6-topbar{height:74px;display:flex;align-items:center;gap:12px}
.cb6-search{position:relative;width:min(470px,48vw);display:block}.cb6-search>.cb-icon{position:absolute;left:13px;top:13px;color:#8b959b}
.cb6-search input{width:100%;height:42px;padding:0 14px 0 38px;border:1px solid var(--cb6-line);border-radius:12px;background:#fff;color:var(--cb6-ink);outline:none;font:inherit;font-size:11px}
.cb6-search input:focus{border-color:#8fc7b4;box-shadow:0 0 0 3px rgba(17,139,103,.08)}
.cb6-top-template{height:38px;padding:0 15px;border:1px solid var(--cb6-line);border-radius:12px;background:#fff;color:var(--cb6-ink);font:inherit;font-size:11px;font-weight:700;cursor:pointer}
.cb6-profile{width:36px;height:36px;display:grid;place-items:center;border-radius:50%;background:var(--cb6-navy);color:#fff;font-size:11px;font-weight:850}
.cb6-home,.cb6-secondary{max-width:1160px;margin:18px 0 0}
.cb6-page-title h1{margin:0;font-size:34px;line-height:1.15;letter-spacing:-.055em}.cb6-page-title p{margin:6px 0 0;color:var(--cb6-muted);font-size:11px}
.cb6-filters{margin:18px 0 20px;display:flex;gap:7px}.cb6-filters button{height:30px;padding:0 12px;border:1px solid var(--cb6-line);border-radius:999px;background:#fff;color:var(--cb6-ink);font:inherit;font-size:10px;font-weight:650;cursor:pointer}
.cb6-filters button.active{border-color:var(--cb6-ink);background:var(--cb6-ink);color:#fff}
.cb6-board-grid{display:grid;grid-template-columns:repeat(3,minmax(0,300px));gap:20px 18px;align-items:start}
.cb6-board-card{position:relative;min-width:0;border:1px solid var(--cb6-line);border-radius:18px;background:#fff;box-shadow:var(--cb6-shadow-sm);overflow:visible;transition:.16s ease}
.cb6-board-card:hover{transform:translateY(-3px);box-shadow:var(--cb6-shadow);border-color:#cbd4d0}.cb6-board-card.archived{opacity:.62}
.cb6-board-open{width:100%;padding:12px 12px 4px;border:0;background:transparent;color:inherit;text-align:left;font:inherit;cursor:pointer}
.cb6-board-thumb{position:relative;height:146px;display:block;overflow:hidden;border-radius:14px;background:var(--cb6-navy)}
.cb6-board-card.tone-1 .cb6-board-thumb{background:#f07868}.cb6-board-card.tone-2 .cb6-board-thumb{background:var(--cb6-green)}
.cb6-board-card.tone-3 .cb6-board-thumb{background:#745e9b}.cb6-board-card.tone-4 .cb6-board-thumb{background:#b66d38}.cb6-board-card.tone-5 .cb6-board-thumb{background:#355f7d}
.cb6-thumb-symbol{position:absolute;left:18px;top:14px;color:#fff;font-size:25px;font-weight:900}
.cb6-thumb-layout{position:absolute;left:16px;right:16px;bottom:16px;height:76px;display:grid;gap:8px;align-items:end}
.cb6-thumb-layout i{display:block;border-radius:9px;background:#fff;box-shadow:0 4px 10px rgba(15,26,33,.12)}
.cb6-thumb-layout.wall{grid-template-columns:1fr 1fr .62fr}.cb6-thumb-layout.wall i:nth-child(1){height:62px;transform:rotate(2deg)}.cb6-thumb-layout.wall i:nth-child(2){height:72px;background:var(--cb6-mint);transform:rotate(-2deg)}.cb6-thumb-layout.wall i:nth-child(3){height:48px}
.cb6-thumb-layout.columns{grid-template-columns:repeat(3,1fr)}.cb6-thumb-layout.columns i{height:68px;background:rgba(255,255,255,.9)}
.cb6-thumb-layout.grid{grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(2,1fr)}.cb6-thumb-layout.grid i{height:auto}
.cb6-thumb-layout.stream{grid-template-columns:1fr}.cb6-thumb-layout.stream i{height:18px}
.cb6-thumb-layout.timeline{display:flex;align-items:center;justify-content:space-around;border-bottom:3px solid rgba(255,255,255,.8);height:42px}.cb6-thumb-layout.timeline i{width:12px;height:12px;border-radius:50%;margin-bottom:-7px}
.cb6-thumb-layout.freeform{display:block}.cb6-thumb-layout.freeform i{position:absolute;width:32%;height:42px}.cb6-thumb-layout.freeform i:nth-child(1){left:2%;top:10px;transform:rotate(5deg)}.cb6-thumb-layout.freeform i:nth-child(2){left:34%;top:1px;background:var(--cb6-lilac);transform:rotate(-5deg)}.cb6-thumb-layout.freeform i:nth-child(3){right:2%;top:26px;transform:rotate(4deg)}.cb6-thumb-layout.freeform i:nth-child(4){left:20%;bottom:0;transform:rotate(-3deg)}
.cb6-board-copy{display:grid;gap:4px;padding:12px 1px 5px}.cb6-board-copy b{font-size:13px;letter-spacing:-.02em}.cb6-board-copy small{font-size:9px;color:var(--cb6-muted)}
.cb6-card-foot{min-height:42px;padding:3px 12px 10px;display:flex;align-items:center;gap:8px}.cb6-card-foot .cb-status{font-size:8px}.cb6-code{margin-left:auto;font:800 9px/1 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.12em;color:var(--cb6-muted)}
.cb6-card-foot .cb-icon-button{width:30px;min-width:30px;height:30px;border-radius:9px}
.cb6-start-card{width:min(936px,100%);min-height:108px;margin-top:50px;padding:20px;display:flex;align-items:center;gap:18px;border:1px solid var(--cb6-line);border-radius:18px;background:#fff;color:var(--cb6-ink);font:inherit;text-align:left;cursor:pointer}
.cb6-start-card>span{font-size:32px;color:var(--cb6-green);font-weight:400}.cb6-start-card div{display:grid;gap:5px}.cb6-start-card b{font-size:13px}.cb6-start-card small{font-size:9px;color:var(--cb6-muted)}
.cb6-secondary{display:grid;gap:24px}.cb6-template-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.cb6-template-card{min-height:160px;padding:12px;display:flex;flex-direction:column;gap:8px;align-items:flex-start;border:1px solid var(--cb6-line);border-radius:16px;background:#fff;color:var(--cb6-ink);font:inherit;text-align:left;cursor:pointer}.cb6-template-card .cb6-thumb-layout{position:relative;left:auto;right:auto;bottom:auto;width:100%;height:80px;padding:8px;border-radius:11px;background:#eef4f1}.cb6-template-card>b{font-size:12px}.cb6-template-card>small{font-size:9px;color:var(--cb6-muted)}.cb6-template-card>em{font-style:normal;font-size:8px;color:var(--cb6-green2)}.cb6-template-card.blank{justify-content:center;background:linear-gradient(145deg,#fff,#edf8f3)}.cb6-template-card.blank>span{font-size:27px;color:var(--cb6-green)}
.cb6-report-list{display:grid;gap:10px}.cb6-report-list article{min-height:88px;padding:14px 16px;display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:18px;border:1px solid var(--cb6-line);border-radius:14px;background:#fff}.cb6-report-list h3{margin:6px 0 3px;font-size:14px}.cb6-report-list p{margin:0;color:var(--cb6-muted);font-size:9px}.cb6-report-list>article>strong{font:800 11px/1 ui-monospace;letter-spacing:.12em}

/* ===================== NEW BOARD ===================== */
.cb6-new-dialog{width:min(920px,calc(100vw - 24px))!important;max-width:none!important;border:0!important;border-radius:24px!important;background:transparent!important;box-shadow:none!important}
.cb6-new-dialog::backdrop{background:rgba(32,49,59,.16);backdrop-filter:blur(2px)}
.cb6-new-body{padding:28px;border-radius:24px;background:#fff;box-shadow:0 8px 30px rgba(15,26,33,.14)}
.cb6-new-body>header,.cb6-rich-form>header,.cb6-share-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.cb6-new-body>header h2,.cb6-rich-form>header h2,.cb6-share-head h2{margin:0;font-size:26px;letter-spacing:-.045em}.cb6-new-body>header p,.cb6-rich-form>header p,.cb6-share-head p{margin:4px 0 0;color:var(--cb6-muted);font-size:10px}
.cb6-x{width:38px;height:38px;border:0;border-radius:10px;background:transparent;color:var(--cb6-muted);font-size:24px;cursor:pointer}
.cb6-format-grid{margin:22px 0 24px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cb6-format-card{position:relative;min-height:164px;padding:12px;display:flex;flex-direction:column;align-items:flex-start;gap:6px;border:1px solid var(--cb6-line);border-radius:16px;background:#fff;color:var(--cb6-ink);font:inherit;text-align:left;cursor:pointer}
.cb6-format-card.selected{border:2px solid var(--cb6-green);padding:11px}.cb6-format-card .cb6-thumb-layout{position:relative;left:auto;right:auto;bottom:auto;width:100%;height:86px;padding:12px;border-radius:12px;background:var(--cb6-mint)}
.cb6-format-card:nth-child(2) .cb6-thumb-layout{background:var(--cb6-yellow)}.cb6-format-card:nth-child(3) .cb6-thumb-layout{background:var(--cb6-blue)}.cb6-format-card:nth-child(4) .cb6-thumb-layout{background:var(--cb6-lilac)}.cb6-format-card:nth-child(5) .cb6-thumb-layout{background:var(--cb6-pink)}.cb6-format-card:nth-child(6) .cb6-thumb-layout{background:#f4e4cd}
.cb6-format-card b{font-size:12px}.cb6-format-card small{font-size:9px;color:var(--cb6-muted)}.cb6-format-check{position:absolute;right:14px;bottom:29px;width:22px;height:22px;display:none;place-items:center;border-radius:50%;background:var(--cb6-green);color:#fff;font-size:11px;font-weight:900}.cb6-format-card.selected .cb6-format-check{display:grid}
.cb6-board-form{display:grid;gap:15px}.cb6-title-input{display:grid;gap:7px}.cb6-title-input>span,.cb6-advanced-grid>label,.cb6-file-drop>span{font-size:10px;font-weight:800;color:var(--cb6-muted)}.cb6-title-input input{height:50px;padding:0 14px;border:1px solid var(--cb6-line);border-radius:12px;background:var(--cb6-bg);font:inherit;font-size:11px;outline:none}
.cb6-advanced{border:1px solid var(--cb6-line);border-radius:10px}.cb6-advanced>summary{padding:13px 14px;display:flex;justify-content:space-between;gap:20px;list-style:none;cursor:pointer;font-size:10px;font-weight:800}.cb6-advanced>summary small{font-size:9px;font-weight:400;color:var(--cb6-muted)}.cb6-advanced-grid{padding:0 14px 14px;display:grid;grid-template-columns:repeat(2,1fr);gap:11px}.cb6-advanced-grid>label{display:grid;gap:6px}.cb6-advanced-grid .wide{grid-column:1/-1}.cb6-advanced-grid input,.cb6-advanced-grid textarea,.cb6-advanced-grid select{width:100%;padding:10px 11px;border:1px solid var(--cb6-line);border-radius:10px;background:#fff;font:inherit}.cb6-advanced-grid textarea{min-height:72px;resize:vertical}.cb6-checks{display:flex;gap:12px;flex-wrap:wrap}.cb6-checks label{font-size:10px;color:var(--cb6-ink)}
.cb6-board-form>footer,.cb6-rich-form>footer{display:flex;justify-content:flex-end;gap:10px}.cb6-board-form>footer .cb-btn{min-width:90px}.cb6-board-form>footer .primary{min-width:104px;background:var(--cb6-green);border-color:var(--cb6-green)}

/* ===================== TEACHER SHARED BOARD ===================== */
body:has(#classboardTeacher.cb6-teacher){min-height:100vh;background:linear-gradient(110deg,#cfe5f3 0%,#f4f1e8 48%,#f5dcc8 100%);background-attachment:fixed}
#classboardTeacher.cb6-teacher{max-width:none;min-height:100vh;margin:0;padding:22px 32px 100px;background:transparent}
.cb6-board-top{min-height:62px;padding:0 16px;display:flex;align-items:center;gap:10px;border-radius:16px;background:rgba(255,255,255,.94);box-shadow:var(--cb6-shadow-sm);backdrop-filter:blur(8px);position:relative;z-index:20}
.cb6-board-back{width:28px;height:36px;display:grid;place-items:center;color:var(--cb6-ink);text-decoration:none;font-size:20px}.cb6-board-name{display:grid;gap:2px}.cb6-board-name strong{font-size:13px}.cb6-board-name span{font-size:8px;color:var(--cb6-muted)}
.cb6-status{padding:7px 11px;border-radius:999px;background:var(--cb6-mint);color:var(--cb6-green2);font-size:9px!important;font-weight:800}.cb6-share-btn{background:var(--cb6-green)!important;border-color:var(--cb6-green)!important}
.cb6-board-top>.cb-btn,.cb6-board-top summary.cb-btn{height:38px;display:inline-flex;align-items:center;padding:0 13px;border-radius:11px;font-size:10px}.cb6-board-top #startBtn{background:#ef7868;border-color:#ef7868;color:#fff}
.cb6-top-menu{position:relative}.cb6-top-menu>summary{list-style:none;cursor:pointer}.cb6-top-menu>summary::-webkit-details-marker{display:none}.cb6-menu-pop{position:absolute;right:0;top:46px;z-index:50;min-width:180px;padding:7px;display:grid;gap:4px;border:1px solid var(--cb6-line);border-radius:12px;background:#fff;box-shadow:var(--cb6-shadow)}.cb6-menu-pop .cb-btn{justify-content:flex-start;border:0;background:transparent}.cb6-menu-pop .cb-btn:hover{background:#f3f6f4}
.cb6-board-question{width:min(620px,calc(100vw - 64px));margin:28px 0 22px 16px;padding:18px 20px;display:flex;gap:13px;border-radius:18px;background:rgba(255,255,255,.92);box-shadow:var(--cb6-shadow-sm);backdrop-filter:blur(8px)}
.cb6-question-icon{font-size:25px}.cb6-board-question h1{margin:0;font-size:25px;line-height:1.25;letter-spacing:-.05em}.cb6-board-question p{margin:7px 0 0;color:var(--cb6-muted);font-size:10px}.cb6-question-stats{margin-top:15px;display:flex;gap:10px;color:var(--cb6-green2);font-size:8px;font-weight:650}
.cb6-board-activity,.cb6-board-materials{max-width:1180px;margin:0 auto 14px}.cb6-board-activity:empty,.cb6-board-materials:empty{display:none}
.cb6-board-feed{min-height:580px}.cb6-post-area{position:relative;min-height:420px}
.cb6-wall{columns:5 240px;column-gap:28px}.cb6-wall .cb-post{break-inside:avoid;margin:0 0 14px}
.cb6-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;align-items:start}.cb6-grid .cb-post{margin:0}
.cb6-stream{width:min(720px,100%);margin:0 auto;display:grid;gap:14px}.cb6-stream .cb-post{margin:0}
.cb6-columns{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px;align-items:start}
.cb6-column{min-height:640px;padding:16px;border-radius:20px;background:rgba(255,255,255,.92);box-shadow:var(--cb6-shadow-sm)}.cb6-column>header{height:54px;padding:0 14px;display:flex;align-items:center;justify-content:space-between;border-radius:14px;background:var(--cb6-mint)}.cb6-column:nth-child(2)>header{background:var(--cb6-yellow)}.cb6-column:nth-child(3)>header{background:var(--cb6-pink)}.cb6-column>header b{font-size:14px}.cb6-column>header span{font-size:9px;color:var(--cb6-muted)}.cb-column-posts{margin-top:14px;display:grid;gap:12px}.cb-column-posts .cb-post{margin:0}
.cb6-timeline{width:min(980px,100%);margin:0 auto;padding-left:44px;display:grid;gap:18px;border-left:3px solid rgba(255,255,255,.76)}.cb6-timeline .cb-post{position:relative;margin:0}.cb6-timeline .cb-post:before{content:"";position:absolute;left:-53px;top:24px;width:16px;height:16px;border:4px solid rgba(255,255,255,.9);border-radius:50%;background:var(--cb6-green);box-shadow:0 0 0 2px rgba(17,139,103,.15)}
.cb6-freeform{height:720px;min-height:720px;overflow:hidden;border-radius:20px}.cb6-freeform .cb-post{position:absolute;left:var(--cbx);top:var(--cby);width:260px;margin:0;transform:rotate(var(--cbr));transition:box-shadow .15s ease}.cb-sort-mode .cb6-freeform .cb-post{z-index:3}
.cb6-post{overflow:hidden;border:1px solid var(--cb6-line)!important;border-radius:16px!important;background:#fff!important;box-shadow:var(--cb6-shadow-sm)!important;padding:14px!important;color:var(--cb6-ink)}
.cb6-post:hover{box-shadow:var(--cb6-shadow)!important}.cb6-post .cb-post-image,.cb6-post .cb-post-media{width:calc(100% + 28px);margin:-14px -14px 12px}.cb6-post .cb-post-image{aspect-ratio:1.45/1;object-fit:cover}.cb6-post .cb-post-content{padding:0}.cb6-post-head{display:grid;grid-template-columns:26px 1fr auto;gap:8px;align-items:center;margin-bottom:10px}.cb6-avatar{width:26px;height:26px;border-radius:50%;background:var(--cb6-mint)}.cb6-post-head>div{display:grid;gap:1px}.cb6-post-head b{font-size:9px}.cb6-post-head small{font-size:7px;color:var(--cb6-muted)}.cb6-post-head details{position:relative}.cb6-post-head summary{list-style:none;color:var(--cb6-muted);cursor:pointer}.cb6-post-head details>div{position:absolute;right:0;top:22px;z-index:8;min-width:92px;padding:5px;display:grid;border:1px solid var(--cb6-line);border-radius:9px;background:#fff;box-shadow:var(--cb6-shadow-sm)}.cb6-post-head details button{border:0;background:transparent;padding:7px;text-align:left;font:inherit;font-size:9px}
.cb6-post h3{margin:0 0 7px!important;font-size:14px!important}.cb6-post .body{font-size:11px!important;line-height:1.55!important}.cb6-post .cb-reaction-summary{margin-top:10px}.cb6-post .cb-teacher-comments{font-size:9px}.cb6-post .state{display:none}
.cb6-link-preview,.cb6-post-file{margin-top:10px;padding:9px 10px;display:flex;gap:8px;border:1px solid var(--cb6-line);border-radius:10px;background:var(--cb6-bg);color:var(--cb6-ink);text-decoration:none;font-size:9px}.cb6-link-preview{display:grid;gap:2px}.cb6-link-preview span{color:var(--cb6-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cb6-post-file span{display:grid;gap:2px}.cb6-post-file small{color:var(--cb6-muted)}
.cb6-post-fab{position:fixed;right:42px;bottom:34px;z-index:30;width:58px;height:58px;border:0;border-radius:50%;background:var(--cb6-green);color:#fff;font-size:30px;box-shadow:0 10px 24px rgba(17,99,74,.28);cursor:pointer}.cb6-post-fab-label{position:fixed;right:112px;bottom:44px;z-index:29;padding:7px 11px;border-radius:999px;background:#102637;color:#fff;font-size:9px}
.cb-sort-mode .cb-drag-handle{display:flex!important}.cb-sort-mode .cb6-freeform{outline:2px dashed rgba(17,139,103,.35);outline-offset:4px}

/* teacher composer & share */
.cb6-post-dialog{width:min(760px,calc(100vw - 24px))!important;max-width:none!important;border-radius:24px!important}.cb6-post-dialog .cb-body{padding:28px}.cb6-rich-form{display:grid;gap:12px}.cb6-rich-form>label{display:grid;gap:6px}.cb6-rich-form label>span{font-size:9px;font-weight:700;color:var(--cb6-muted)}.cb6-rich-form input,.cb6-rich-form textarea,.cb6-rich-form select{width:100%;padding:12px 13px;border:1px solid var(--cb6-line);border-radius:12px;background:var(--cb6-bg);font:inherit}.cb6-rich-form textarea{min-height:138px;resize:vertical}.cb6-file-drop input{padding:10px;background:#fff}.cb6-file-drop #teacherPostPreview,.cb6-file-drop #imagePreview{margin-top:7px}.cb6-file-drop img,.cb6-file-drop video,#teacherPostPreview img,#teacherPostPreview video{display:block;max-width:100%;max-height:210px;border-radius:12px}.cb6-rich-form footer{margin-top:8px}
.cb6-share-dialog{width:min(470px,calc(100vw - 20px))!important;border-radius:24px!important}.cb6-share-dialog .cb-body{padding:26px}.cb6-share-tabs{width:max-content;margin:17px 0 20px;padding:4px;display:flex;gap:3px;border-radius:12px;background:var(--cb6-bg)}.cb6-share-tabs span{padding:7px 10px;border-radius:9px;font-size:9px;color:var(--cb6-muted)}.cb6-share-tabs .active{background:#fff;color:var(--cb6-ink);box-shadow:0 1px 4px rgba(0,0,0,.05)}.cb6-share-link{padding:13px;border:1px solid var(--cb6-line);border-radius:12px;background:var(--cb6-bg);font-size:10px;word-break:break-all}.cb6-copy-wide{width:100%;margin-top:12px;background:var(--cb6-green)!important;border-color:var(--cb6-green)!important}.cb6-share-code{margin-top:26px}.cb6-share-code small{color:var(--cb6-muted);font-size:8px}.cb6-share-code .cb-bigcode{margin:7px 0;font-size:32px}.cb6-share-qr{width:210px;height:210px;margin:10px auto 22px;padding:14px;display:grid;place-items:center;border:1px solid var(--cb6-line);border-radius:16px}.cb6-share-qr svg{max-width:100%;max-height:100%}.cb6-permissions h3{margin:0 0 10px;font-size:12px}.cb6-permissions>div{min-height:42px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #eef0ed;font-size:9px}.cb6-permissions b{padding:6px 9px;border-radius:999px;background:var(--cb6-mint);color:var(--cb6-green2);font-size:8px}

/* ===================== STUDENT MOBILE ===================== */
body.cb-public:has(#classboardStudent.cb6-student){background:#e8ece7}
#classboardStudent.cb6-student{position:relative;width:min(390px,100%);max-width:390px;min-height:100vh;margin:0 auto;padding:14px 18px 86px;background:linear-gradient(155deg,#cfe5f3 0%,#f4f1e8 75%);overflow-x:hidden;border-left:1px solid rgba(20,33,43,.06);border-right:1px solid rgba(20,33,43,.06)}
.cb6-student-top{min-height:50px;padding:0 14px;display:flex;align-items:center;justify-content:space-between;border-radius:14px;background:rgba(255,255,255,.94);box-shadow:var(--cb6-shadow-sm)}.cb6-student-top>div{display:grid;gap:2px}.cb6-student-top strong{font-size:12px}.cb6-student-top .cb-code{font-size:7px;color:var(--cb6-muted)}.cb6-student-state{padding:6px 9px;border-radius:999px;background:var(--cb6-mint);color:var(--cb6-green2);font-size:8px;font-weight:800}
.cb6-student-question{margin:12px 0;padding:14px;border-radius:16px;background:rgba(255,255,255,.95);box-shadow:var(--cb6-shadow-sm)}.cb6-student-question>span{display:block;margin-bottom:8px;color:var(--cb6-green2);font-size:8px;font-weight:750}.cb6-student-question #boardQuestion{font-size:21px;line-height:1.25;font-weight:900;letter-spacing:-.045em}.cb6-student-question #boardQuestion.cb-question{margin:0;padding:0;border:0;background:transparent}.cb6-student-question small{display:block;margin-top:8px;color:var(--cb6-muted);font-size:7px}
.cb6-student-compose{width:100%;min-height:52px;margin-bottom:15px;padding:0 13px;display:grid;grid-template-columns:26px 1fr auto;align-items:center;gap:8px;border:0;border-radius:14px;background:#fff;color:var(--cb6-ink);box-shadow:var(--cb6-shadow-sm);font:inherit;text-align:left}.cb6-student-compose>span{font-size:20px;color:var(--cb6-green)}.cb6-student-compose b{font-size:10px}.cb6-student-compose small{font-size:7px;color:var(--cb6-muted)}
#classboardStudent.cb6-student #activity,#classboardStudent.cb6-student #materials{margin:0 0 12px}
#classboardStudent.cb6-student .cb-materials{padding:12px;border-radius:14px}.cb6-student-feed-head{margin:14px 0 9px;display:flex;align-items:center;justify-content:space-between}.cb6-student-feed-head h2{margin:0;font-size:15px}.cb6-student-feed-head span{font-size:8px;color:var(--cb6-muted)}
#classboardStudent.cb6-student .cb6-wall,#classboardStudent.cb6-student .cb6-stream,#classboardStudent.cb6-student .cb6-timeline{columns:1;display:grid;gap:10px;width:100%;padding:0;border:0}
#classboardStudent.cb6-student .cb6-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
#classboardStudent.cb6-student .cb6-columns{display:grid;grid-template-columns:1fr;gap:12px}.cb6-student .cb6-column{min-height:0;padding:10px;border-radius:16px}.cb6-student .cb6-column>header{height:44px}
#classboardStudent.cb6-student .cb6-freeform{position:relative;height:620px;min-height:620px;transform-origin:top left}.cb6-student .cb6-freeform .cb-post{width:190px;transform:rotate(var(--cbr)) scale(.88);transform-origin:top left}
#classboardStudent.cb6-student .cb6-post{margin:0;padding:13px!important;border-radius:15px!important}.cb6-student .cb6-post .cb-post-image,.cb6-student .cb6-post .cb-post-media{width:calc(100% + 26px);margin:-13px -13px 11px}.cb6-student .cb6-post h3{font-size:13px!important}.cb6-student .cb6-post .body{font-size:10px!important}.cb6-student .cb6-post-head{grid-template-columns:26px 1fr auto}.cb6-student .cb-reactions{gap:4px}.cb6-student .cb-reactions button{min-width:38px;min-height:34px;padding:4px 7px}
.cb6-student-fab{position:fixed;left:calc(50% + 122px);bottom:88px;z-index:22;width:52px;height:52px;border:0;border-radius:50%;background:var(--cb6-green);color:#fff;font-size:27px;box-shadow:0 9px 22px rgba(17,99,74,.25)}
.cb6-student-nav{position:fixed;left:50%;bottom:14px;z-index:20;width:min(354px,calc(100vw - 36px));height:54px;transform:translateX(-50%);display:grid;grid-template-columns:repeat(3,1fr);border-radius:17px;background:rgba(255,255,255,.96);box-shadow:var(--cb6-shadow-sm);backdrop-filter:blur(10px)}.cb6-student-nav a{display:grid;place-items:center;color:var(--cb6-muted);text-decoration:none;font-size:8px;font-weight:700}.cb6-student-nav a.active{color:var(--cb6-green2)}
.cb6-sheet .cb6-rich-form h2{font-size:22px}.cb6-sheet .cb6-rich-form textarea{min-height:120px}.cb6-sheet .cb6-rich-form .cb-mobile-submit{min-height:48px;background:var(--cb6-green);border-color:var(--cb6-green)}

/* old gallery compatibility */
#classboardTeacher.cb6-teacher[data-layout="gallery"] .cb6-grid .cb-post,
#classboardStudent.cb6-student[data-layout="gallery"] .cb6-grid .cb-post{padding:0!important}
#classboardTeacher.cb6-teacher[data-layout="gallery"] .cb6-grid .cb-post-content,
#classboardStudent.cb6-student[data-layout="gallery"] .cb6-grid .cb-post-content{padding:13px}
#classboardTeacher.cb6-teacher[data-layout="gallery"] .cb6-grid .cb-post-image,
#classboardStudent.cb6-student[data-layout="gallery"] .cb6-grid .cb-post-image{width:100%;margin:0;aspect-ratio:1/1}

/* join */
.cb-public .cb-join{max-width:430px;border-radius:24px;border:1px solid var(--cb6-line);box-shadow:var(--cb6-shadow);background:#fff}

/* responsive */
@media(max-width:1180px){
  .cb6-board-grid{grid-template-columns:repeat(2,minmax(0,300px))}
  .cb6-wall{columns:3 230px}.cb6-main{padding-inline:24px}
}
@media(max-width:820px){
  .cb6-shell{display:block}.cb6-sidebar{position:relative;width:100%;height:auto;padding:12px 14px;display:grid;grid-template-columns:1fr auto;align-items:center;border-right:0;border-bottom:1px solid var(--cb6-line)}.cb6-brand{padding:0}.cb6-brand span{font-size:10px}.cb6-brand strong{font-size:15px}.cb6-sidebar nav{display:none}.cb6-side-new{margin:0;width:110px}.cb6-main{padding:0 14px 60px}.cb6-topbar{height:62px}.cb6-search{width:100%}.cb6-top-template,.cb6-profile{display:none}.cb6-board-grid{grid-template-columns:1fr}.cb6-board-card{max-width:420px}.cb6-start-card{margin-top:28px}
  .cb6-format-grid{grid-template-columns:repeat(2,1fr)}.cb6-advanced-grid{grid-template-columns:1fr}.cb6-advanced-grid .wide{grid-column:auto}
  #classboardTeacher.cb6-teacher{padding:10px 10px 90px}.cb6-board-top{min-height:58px;flex-wrap:wrap;padding:8px 10px}.cb6-board-name{max-width:45vw}.cb6-board-top .cb6-top-menu:nth-of-type(2){display:none}.cb6-board-question{width:100%;margin:14px 0}.cb6-wall{columns:2 220px}.cb6-columns{grid-template-columns:1fr}.cb6-post-fab{right:18px;bottom:18px}.cb6-post-fab-label{display:none}
}
@media(max-width:520px){
  .cb6-new-body{padding:18px}.cb6-format-grid{display:flex;overflow-x:auto;gap:10px}.cb6-format-card{min-width:160px;max-width:160px}.cb6-format-card .cb6-thumb-layout{height:72px}.cb6-new-body>header h2{font-size:23px}
  .cb6-report-list article{grid-template-columns:1fr}.cb6-template-grid{grid-template-columns:1fr}
}

.cb6-preview-badge{position:fixed;right:18px;bottom:18px;z-index:9999;padding:8px 11px;border-radius:999px;background:#102637;color:#fff;font-size:9px;font-weight:750;box-shadow:0 5px 16px rgba(15,26,33,.18)}


/* ===== V6 QA fixes: readability, modal fit, touch safety ===== */
.cb6-preview-badge{pointer-events:none}
.cb6-post-fab-label{border:0;cursor:pointer;font-family:inherit}
.cb6-board-name span{font-size:10px}
.cb6-status{font-size:10px!important}
.cb6-board-question p{font-size:12px;line-height:1.5}
.cb6-question-stats{font-size:10px}
.cb6-post-head b{font-size:11px}
.cb6-post-head small{font-size:9px}
.cb6-post .body{font-size:13px!important}
.cb6-link-preview,.cb6-post-file{font-size:11px}
.cb6-student-top strong{font-size:14px}
.cb6-student-top .cb-code{font-size:9px}
.cb6-student-state{font-size:9px}
.cb6-student-question>span{font-size:10px}
.cb6-student-question small{font-size:9px}
.cb6-student-compose b{font-size:12px}
.cb6-student-compose small{font-size:9px}
.cb6-student-feed-head span{font-size:10px}
.cb6-student .cb6-post .body{font-size:12px!important}
.cb6-student .cb6-post-head b{font-size:10px}
.cb6-student .cb6-post-head small{font-size:9px}

.cb6-new-dialog{
  width:min(920px,calc(100vw - 24px))!important;
  max-height:calc(100vh - 24px)!important;
  overflow:hidden!important;
}
.cb6-new-body{
  width:100%;
  max-height:calc(100vh - 48px);
  overflow-y:auto;
  overflow-x:hidden;
  overscroll-behavior:contain;
}
.cb6-board-form>footer{
  position:sticky;
  bottom:-28px;
  z-index:5;
  margin:8px -28px -28px;
  padding:14px 28px 22px;
  background:linear-gradient(180deg,rgba(255,255,255,.88),#fff 32%);
  border-top:1px solid #eef0ed;
}
.cb6-student-nav button{
  border:0;background:transparent;color:var(--cb6-muted);font:inherit;
  font-size:10px;font-weight:700;cursor:pointer
}
.cb6-student-nav button.active{color:var(--cb6-green2)}
.cb6-student-compose.disabled,.cb6-student-fab.disabled{opacity:.68}
.cb6-student-compose.disabled{cursor:pointer}
@media(max-width:720px){
  .cb6-new-dialog{width:calc(100vw - 12px)!important;max-height:calc(100vh - 12px)!important}
  .cb6-new-body{max-height:calc(100vh - 24px);padding:18px}
  .cb6-board-form>footer{bottom:-18px;margin:8px -18px -18px;padding:12px 18px calc(16px + env(safe-area-inset-bottom))}
}

.cb6-post-fab-wide{
  width:auto!important;min-width:142px!important;height:48px!important;padding:0 18px!important;
  border-radius:999px!important;font-family:inherit!important;font-size:12px!important;font-weight:800!important;line-height:1!important
}
.cb6-post-fab-label,.cb6-student-fab{display:none!important}
@media(max-width:820px){
  .cb6-post-fab-wide{right:16px!important;bottom:16px!important;min-width:132px!important;height:46px!important}
}

/* ===== Freeform direct manipulation + heading blocks ===== */
.cb6-freeform-actions{
  position:fixed;right:42px;bottom:34px;z-index:30;
  display:flex;align-items:center;gap:8px
}
.cb6-freeform-actions .cb6-post-fab{position:static!important}
.cb6-heading-fab{
  height:48px;padding:0 16px;border:1px solid rgba(20,33,43,.12);border-radius:999px;
  background:#fff;color:var(--cb6-ink);font-family:inherit;font-size:12px;font-weight:800;
  box-shadow:var(--cb6-shadow-sm);cursor:pointer
}
.cb6-heading-dialog{width:min(520px,calc(100vw - 24px))!important;border-radius:22px!important}
.cb6-heading-dialog .cb-body{padding:24px}
.cb6-freeform .cb6-heading-block{
  position:absolute;left:var(--cbx);top:var(--cby);width:max-content;max-width:420px;
  min-width:180px;padding:10px 14px 10px 30px;border:0;border-radius:12px;
  background:rgba(255,255,255,.82);box-shadow:0 4px 12px rgba(15,26,33,.06);
  transform:rotate(var(--cbr));cursor:grab;user-select:none;touch-action:none
}
.cb6-freeform .cb6-heading-block.dragging,.cb6-freeform .cb6-post.dragging{
  cursor:grabbing;box-shadow:0 12px 28px rgba(15,26,33,.18)!important;z-index:40
}
.cb6-heading-block h2{margin:0;font-size:23px;line-height:1.2;letter-spacing:-.045em;color:var(--cb6-ink)}
.cb6-heading-drag{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--cb6-muted);font-size:10px}
.cb6-heading-block.student{padding-left:14px;cursor:default;pointer-events:none}
.cb6-freeform .cb6-post{cursor:grab;touch-action:none}
@media(max-width:820px){
  .cb6-freeform-actions{right:16px;bottom:16px;gap:6px}
  .cb6-heading-fab{height:46px;padding:0 12px}
  .cb6-freeform .cb6-heading-block{max-width:260px;min-width:140px}
  .cb6-heading-block h2{font-size:18px}
}

/* V6 preview qa checkpoint */


/* =========================================================
   V6.1 PRODUCT POLISH — production readability & density
   Keeps V6 behavior intact; improves hierarchy, spacing and mobile touch.
   ========================================================= */
:root{
  --cb6-shadow:0 14px 36px rgba(15,26,33,.11);
  --cb6-shadow-sm:0 7px 20px rgba(15,26,33,.075);
}
.cb6-shell{grid-template-columns:244px minmax(0,1fr)}
.cb6-sidebar{padding:28px 22px;box-shadow:8px 0 28px rgba(15,26,33,.025)}
.cb6-brand{padding-bottom:32px}
.cb6-brand span{font-size:12px;letter-spacing:.06em}
.cb6-brand strong{font-size:22px}
.cb6-sidebar nav{gap:7px}
.cb6-sidebar nav button,.cb6-sidebar nav a{
  min-height:46px;padding:0 14px;border-radius:12px;font-size:13px;font-weight:700
}
.cb6-side-new{height:44px;border-radius:13px;font-size:13px}
.cb6-main{padding:0 40px 88px}
.cb6-topbar{height:82px;max-width:1320px;margin:0 auto}
.cb6-search{width:min(560px,54vw)}
.cb6-search input{height:46px;padding-left:42px;border-radius:13px;font-size:13px}
.cb6-search>.cb-icon{left:15px;top:15px}
.cb6-top-template{height:42px;font-size:12px}
.cb6-profile{width:40px;height:40px;font-size:12px}
.cb6-home,.cb6-secondary{max-width:1320px;margin:28px auto 0}
.cb6-page-title h1{font-size:38px;letter-spacing:-.045em}
.cb6-page-title p{margin-top:8px;font-size:13px;line-height:1.55}
.cb6-filters{margin:22px 0 24px;gap:8px;flex-wrap:wrap}
.cb6-filters button{height:34px;padding:0 14px;font-size:12px}
.cb6-board-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;align-items:stretch}
.cb6-board-card{border-radius:21px;box-shadow:0 6px 18px rgba(15,26,33,.065)}
.cb6-board-card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(15,26,33,.12)}
.cb6-board-open{padding:14px 14px 6px}
.cb6-board-thumb{height:176px;border-radius:16px}
.cb6-board-copy{gap:6px;padding:14px 2px 7px}
.cb6-board-copy b{font-size:16px;line-height:1.35}
.cb6-board-copy small{font-size:12px;line-height:1.45}
.cb6-card-foot{min-height:48px;padding:4px 14px 13px}
.cb6-card-foot .cb-status{font-size:10px!important}
.cb6-code{font-size:10px}
.cb6-start-card{width:100%;min-height:128px;margin-top:38px;padding:24px;border-radius:21px}
.cb6-start-card>span{font-size:36px}
.cb6-start-card b{font-size:15px}
.cb6-start-card small{font-size:12px;line-height:1.5}
.cb6-template-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px}
.cb6-template-card{min-height:178px;padding:15px;border-radius:18px}
.cb6-template-card>b{font-size:14px}
.cb6-template-card>small{font-size:11px;line-height:1.45}
.cb6-template-card>em{font-size:10px}
.cb6-report-list article{min-height:96px;padding:17px 19px;border-radius:16px}
.cb6-report-list h3{font-size:16px}
.cb6-report-list p{font-size:11px;line-height:1.5}
.cb6-report-list>article>strong{font-size:12px}

/* New-board flow: readable labels and less toy-like density */
.cb6-new-body{padding:30px}
.cb6-new-body>header h2,.cb6-rich-form>header h2,.cb6-share-head h2{font-size:28px}
.cb6-new-body>header p,.cb6-rich-form>header p,.cb6-share-head p{font-size:12px;line-height:1.5}
.cb6-format-grid{gap:18px}
.cb6-format-card{min-height:178px;padding:14px;border-radius:18px}
.cb6-format-card.selected{padding:13px}
.cb6-format-card b{font-size:14px}
.cb6-format-card small{font-size:11px;line-height:1.4}
.cb6-title-input>span,.cb6-advanced-grid>label,.cb6-file-drop>span{font-size:12px}
.cb6-title-input input{height:52px;font-size:14px}
.cb6-advanced>summary{padding:15px 16px;font-size:12px}
.cb6-advanced>summary small{font-size:11px}
.cb6-checks label{font-size:12px}

/* Teacher board: one clear canvas, not a scattered dashboard */
#classboardTeacher.cb6-teacher{padding:24px 32px 112px}
.cb6-board-top{max-width:1440px;margin:0 auto;min-height:68px;padding:0 18px;border-radius:18px}
.cb6-board-name strong{font-size:15px}
.cb6-board-name span{font-size:11px}
.cb6-board-top>.cb-btn,.cb6-board-top summary.cb-btn{height:42px;padding:0 15px;font-size:12px}
.cb6-status{font-size:11px!important}
.cb6-board-question{
  width:min(760px,calc(100vw - 64px));margin:32px auto 26px;padding:22px 24px;border-radius:20px
}
.cb6-board-question h1{font-size:30px;line-height:1.22}
.cb6-board-question p{font-size:13px}
.cb6-question-stats{font-size:11px}
.cb6-board-activity,.cb6-board-materials,.cb6-board-feed{max-width:1440px;margin-left:auto;margin-right:auto}
.cb6-board-feed{padding:0 12px}
.cb6-wall{columns:4 260px;column-gap:24px}
.cb6-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.cb6-columns{gap:24px}
.cb6-column{padding:18px;border-radius:22px}
.cb6-column>header{height:58px}
.cb6-column>header b{font-size:15px}
.cb6-column>header span{font-size:11px}
.cb6-post{padding:16px!important;border-radius:18px!important}
.cb6-post .cb-post-image,.cb6-post .cb-post-media{width:calc(100% + 32px);margin:-16px -16px 14px}
.cb6-post-head{grid-template-columns:30px 1fr auto;gap:10px;margin-bottom:12px}
.cb6-avatar{width:30px;height:30px}
.cb6-post-head b{font-size:12px}
.cb6-post-head small{font-size:10px}
.cb6-post h3{font-size:17px!important;line-height:1.35}
.cb6-post .body{font-size:14px!important;line-height:1.65!important}
.cb6-link-preview,.cb6-post-file{padding:11px 12px;font-size:12px}
.cb6-post-fab-wide{min-width:154px!important;height:52px!important;font-size:13px!important}

/* Student: use the real phone width and adult-readable type */
#classboardStudent.cb6-student{
  width:min(460px,100%);max-width:460px;padding:16px 16px 100px
}
.cb6-student-top{min-height:58px;padding:0 16px;border-radius:16px}
.cb6-student-top strong{font-size:15px}
.cb6-student-top .cb-code{font-size:10px}
.cb6-student-state{padding:7px 10px;font-size:11px}
.cb6-student-question{margin:14px 0;padding:17px;border-radius:18px}
.cb6-student-question>span{font-size:11px}
.cb6-student-question #boardQuestion{font-size:23px;line-height:1.3}
.cb6-student-question small{font-size:11px;line-height:1.45}
.cb6-student-compose{min-height:60px;margin-bottom:18px;padding:0 15px;border-radius:16px}
.cb6-student-compose>span{font-size:23px}
.cb6-student-compose b{font-size:14px}
.cb6-student-compose small{font-size:11px}
.cb6-student-feed-head{margin:18px 0 11px}
.cb6-student-feed-head h2{font-size:18px}
.cb6-student-feed-head span{font-size:11px}
#classboardStudent.cb6-student .cb6-wall,
#classboardStudent.cb6-student .cb6-stream,
#classboardStudent.cb6-student .cb6-timeline{gap:13px}
#classboardStudent.cb6-student .cb6-grid{gap:10px}
#classboardStudent.cb6-student .cb6-post{padding:15px!important;border-radius:17px!important}
.cb6-student .cb6-post .cb-post-image,.cb6-student .cb6-post .cb-post-media{width:calc(100% + 30px);margin:-15px -15px 13px}
.cb6-student .cb6-post h3{font-size:15px!important}
.cb6-student .cb6-post .body{font-size:14px!important;line-height:1.6!important}
.cb6-student .cb6-post-head b{font-size:11px}
.cb6-student .cb6-post-head small{font-size:10px}
.cb6-student .cb-reactions button{min-width:44px;min-height:44px}
.cb6-student-nav{
  bottom:max(10px,env(safe-area-inset-bottom));width:min(420px,calc(100vw - 24px));height:62px;border-radius:20px
}
.cb6-student-nav a,.cb6-student-nav button{font-size:11px}
.cb6-sheet .cb6-rich-form h2{font-size:24px}

/* Keyboard and touch affordances */
.cb6-admin button:focus-visible,.cb6-admin a:focus-visible,
.cb6-teacher button:focus-visible,.cb6-teacher a:focus-visible,
.cb6-student button:focus-visible,.cb6-student a:focus-visible,
.cb6-admin input:focus-visible,.cb6-teacher input:focus-visible,.cb6-student input:focus-visible,
.cb6-admin textarea:focus-visible,.cb6-teacher textarea:focus-visible,.cb6-student textarea:focus-visible{
  outline:3px solid rgba(17,139,103,.28);outline-offset:2px
}

@media(max-width:1180px){
  .cb6-shell{grid-template-columns:226px minmax(0,1fr)}
  .cb6-main{padding-inline:28px}
  .cb6-board-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
  .cb6-wall{columns:3 240px}
}
@media(max-width:820px){
  .cb6-main{padding:0 16px 64px}
  .cb6-home,.cb6-secondary{margin-top:20px}
  .cb6-page-title h1{font-size:31px}
  .cb6-board-grid{grid-template-columns:1fr}
  .cb6-board-card{max-width:none}
  .cb6-board-thumb{height:168px}
  #classboardTeacher.cb6-teacher{padding:10px 10px 92px}
  .cb6-board-top{min-height:60px}
  .cb6-board-question{width:100%;margin:16px 0 18px;padding:18px}
  .cb6-board-question h1{font-size:25px}
  .cb6-board-feed{padding:0}
  .cb6-wall{columns:2 220px}
  .cb6-post-fab-wide{height:48px!important}
}
@media(max-width:640px){
  .cb6-wall{columns:1}
}
@media(max-width:520px){
  .cb6-new-body{padding:18px}
  .cb6-board-form>footer{margin-left:-18px;margin-right:-18px}
  #classboardStudent.cb6-student{padding-left:14px;padding-right:14px}
}