.content-main{max-width:1160px;margin:auto;padding-bottom:calc(60px + env(safe-area-inset-bottom))}.content-heading{display:flex;align-items:center;justify-content:space-between;gap:24px}.content-heading h1{font-size:clamp(25px,4vw,36px);line-height:1.4;margin:6px 0}.content-heading p{margin:6px 0}.content-main label{font-weight:600}.content-main input:not([type=checkbox]),.content-main textarea,.content-main select{font:16px/1.6 system-ui;color:#282924;background:white;border:1px solid #b8beb3;border-radius:12px;min-height:48px;width:100%;min-width:0;padding:11px 14px}.content-main textarea{resize:vertical}.content-main form>label,.content-grid label{display:grid;gap:6px;margin:16px 0}.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.content-main .content-check{display:flex;gap:12px;align-items:flex-start;font-weight:400;margin:18px 0}.content-check input{accent-color:var(--orange);width:22px;height:22px;flex:0 0 22px;margin:3px 0}.content-toolbar{display:flex;align-items:end;gap:12px;margin:20px 0;flex-wrap:wrap}.content-toolbar label{display:grid;gap:5px;flex:1;max-width:320px}.content-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:28px;align-items:start}.content-layout>*{min-width:0}.content-card{border:1px solid var(--line);padding:24px;border-radius:20px;background:white;margin-bottom:18px}.content-card h2{font-size:23px;line-height:1.5;margin:0 0 12px}.content-card h3{font-size:18px}.content-card p{white-space:pre-wrap;overflow-wrap:anywhere}.content-card video{width:100%;max-height:400px;border-radius:12px;background:#252720;margin:14px 0}.content-card input[type=file]{padding:10px;min-height:54px}.content-card input[type=file]::file-selector-button{font:inherit;background:#fff2e6;color:#783004;border:0;border-radius:8px;padding:8px;margin-right:10px}.content-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.content-actions>a,.content-actions>button{flex:1;min-width:140px;min-height:48px;white-space:normal;text-align:center}.content-file{padding:16px 0;border-bottom:1px solid var(--line)}.content-file>a{text-decoration:underline;display:inline-block;overflow-wrap:anywhere;min-height:44px}.content-file small{display:block;color:var(--muted);font-size:14px}.content-list-item{display:block;text-align:left;width:100%;border:1px solid var(--line);border-radius:16px;padding:16px;background:white;color:var(--ink);margin-bottom:12px;line-height:1.6}.content-list-item[aria-current=true]{border:2px solid var(--orange);padding:15px;background:#fff7f0}.content-list-item small,.content-list-item strong{display:block;overflow-wrap:anywhere}.content-list-item small{font-size:14px;color:var(--muted)}.content-list-item strong{font-size:17px}.content-tag{display:inline-block;margin-top:8px;border-radius:6px;padding:2px 8px;background:#fff0e1;color:#803302;font-size:14px;font-weight:650}.content-quota{background:#fff;padding:16px 20px;border:1px solid var(--line);border-radius:16px;margin-top:20px}.content-quota p{margin:4px 0}.content-quota progress,.content-upload-progress{width:100%;height:12px;accent-color:var(--orange)}.content-note{border-left:4px solid var(--orange);border-radius:8px;padding:14px 18px;background:#fff1e5;color:#60331b;margin:16px 0}.content-history{margin-top:24px;padding:16px;border:1px solid var(--line);border-radius:12px}.content-history summary{cursor:pointer;min-height:44px}.content-history article{border-top:1px solid var(--line);padding:12px 0}.content-history p{white-space:pre-wrap;overflow-wrap:anywhere}#contentStatus{color:#883605;font-weight:650;min-height:28px}.content-main button:disabled{cursor:not-allowed}.content-upload-progress+small{display:block}@media(max-width:760px){.content-main{padding:20px 16px 70px}.content-heading{display:block}.content-heading>a{margin-top:16px}.content-layout{grid-template-columns:1fr;gap:18px}#contentList{max-height:320px;overflow:auto;overscroll-behavior:contain;padding:3px}.content-grid{grid-template-columns:1fr;gap:0}.content-card{padding:18px}.content-toolbar>*{flex:1}.content-heading p{font-size:16px}.content-actions{gap:10px}.content-actions>button,.content-actions>a{font-size:16px}.edu-top{padding-left:16px;padding-right:16px;gap:8px}.edu-top b{font-size:15px}}

.content-card .content-note label{display:grid;gap:6px;margin:14px 0}.content-card .content-note h3{margin-top:0}

.studio-group{border:1px solid var(--line);border-radius:16px;background:white;padding:12px;margin-bottom:16px}.studio-group summary{padding:10px 4px;overflow-wrap:anywhere}.studio-group summary strong{font-size:18px}.studio-group summary small{display:block;font-size:14px;font-weight:400;color:var(--muted);margin-top:6px}.studio-course,.studio-preview-help{font-size:14px;color:var(--muted);overflow-wrap:anywhere}.studio-group .content-list-item{margin-bottom:8px;padding:12px}.studio-group .content-list-item[aria-current=true]{padding:11px}.studio-group .content-actions{margin-top:12px;gap:8px}.studio-group .content-actions>*{min-width:100%;font-size:14px}.content-card>a{margin:6px 8px 6px 0}
.studio-shortcuts{display:flex;gap:8px;flex-wrap:wrap;margin:24px 0 12px}.studio-shortcuts a{display:flex;align-items:center;justify-content:center;min-height:46px;padding:10px 16px;border-radius:12px;border:1px solid #d8ddd0;color:#3b4434;text-decoration:none;background:#fff;font-size:15px}.studio-shortcuts a[aria-current=page]{background:#fff0e3;border-color:#d86618;color:#9a3d08;font-weight:700}.studio-editor-step{padding:10px 16px;margin:16px 0;border:1px solid #d8ddd0;border-radius:12px}.studio-editor-step label{display:grid;gap:8px;margin:16px 0}.studio-editor-step summary{min-height:44px}.studio-save-actions{position:sticky;bottom:12px;background:#fffdf9f5;backdrop-filter:blur(8px);border:1px solid #e7d8c7;padding:12px;border-radius:16px;z-index:2}.content-card .studio-editor-step .content-check{display:flex}@media(max-width:480px){.studio-shortcuts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}.studio-shortcuts a{padding:10px 5px;font-size:14px}.studio-save-actions{bottom:8px;padding:10px;gap:8px}.studio-save-actions>button{min-width:0;flex:1;font-size:15px;padding:10px 6px}}