/* TickTockMaths My Lessons — alpha.16.7.1 */
.ttm-personal-icon{width:16px;height:16px;flex:0 0 16px;color:var(--accent);vertical-align:-3px}
.ttm-my-lessons-strand{display:flex!important;align-items:center;gap:6px;white-space:nowrap}
.ttm-my-lessons-top{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 22px 16px;border-bottom:1px solid var(--border);margin:0}
.ttm-my-lessons-top>div{display:flex;flex-direction:column;gap:3px}
.ttm-my-lessons-top strong{font:700 1rem 'Noto Sans',sans-serif;color:var(--text)}
.ttm-my-lessons-top span{font:400 .76rem 'Noto Sans',sans-serif;color:var(--muted)}
.ttm-my-lessons-upload{border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:6px;padding:8px 12px;font:650 .78rem 'Noto Sans',sans-serif;cursor:pointer;white-space:nowrap}
.ttm-my-lessons-upload:hover{filter:brightness(.97)}
.ttm-my-lessons-empty,.lesson-pane-msg{padding:28px 22px!important}
.ttm-my-lessons-empty{display:flex;flex-direction:column;gap:5px;color:var(--muted);font:400 .82rem 'Noto Sans',sans-serif}
.ttm-my-lessons-empty strong{color:var(--text);font-size:.9rem}
.ttm-personal-lesson-row .lesson-link{display:flex;align-items:center;gap:8px}
.ttm-personal-menu{position:fixed;z-index:10050;width:160px;background:var(--surface);border:1px solid var(--border);border-radius:7px;padding:4px;box-shadow:0 8px 28px rgba(20,20,18,.12)}
.ttm-personal-menu button{display:block;width:100%;border:0;background:transparent;text-align:left;padding:7px 9px;border-radius:4px;font:500 .78rem 'Noto Sans',sans-serif;color:var(--text);cursor:pointer}
.ttm-personal-menu button:hover{background:var(--bg)}.ttm-personal-menu button.danger{color:#a3342f}
.ttm-my-lesson-overlay{position:fixed;inset:0;z-index:10040;background:rgba(26,25,22,.28);display:none;align-items:center;justify-content:center;padding:20px}
.ttm-my-lesson-overlay.open{display:flex}
.ttm-my-lesson-modal{width:min(440px,100%);background:var(--surface);border:1px solid var(--border);border-radius:9px;box-shadow:0 18px 55px rgba(20,20,18,.16)}
.ttm-my-lesson-head{display:flex;align-items:center;justify-content:space-between;padding:17px 20px;border-bottom:1px solid var(--border)}
.ttm-my-lesson-head h2{margin:0;font:700 1rem 'Noto Sans',sans-serif}.ttm-my-lesson-head button{border:0;background:transparent;color:var(--muted);font-size:1.35rem;cursor:pointer}
.ttm-my-lesson-body{padding:20px;display:flex;flex-direction:column;gap:15px}.ttm-my-lesson-body label{display:flex;flex-direction:column;gap:7px;font:650 .78rem 'Noto Sans',sans-serif}
.ttm-my-lesson-body select{width:100%;box-sizing:border-box;border:1px solid var(--border);border-radius:6px;background:#fff;padding:9px 10px;font:400 .8rem 'Noto Sans',sans-serif;color:var(--text)}
.ttm-my-lesson-body input[type=file]{width:100%;box-sizing:border-box;border:1px solid var(--border);border-radius:6px;background:#fff;padding:7px;font:400 .8rem 'Noto Sans',sans-serif;color:var(--text)}
.ttm-my-lesson-body input[type=file]::file-selector-button{border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:5px;padding:7px 10px;margin-right:10px;font:600 .76rem 'Noto Sans',sans-serif;cursor:pointer}
.ttm-my-lesson-body input[type=file]::file-selector-button:hover{border-color:#c9c6bd;background:#f0efe9}
.ttm-my-new-folder{align-self:flex-start;border:0;background:transparent;padding:0;color:var(--accent);font:600 .76rem 'Noto Sans',sans-serif;cursor:pointer}
.ttm-my-lesson-status{min-height:18px;color:#a3342f;font:400 .75rem 'Noto Sans',sans-serif}.ttm-my-lesson-actions{display:flex;justify-content:flex-end;gap:8px;padding-top:4px}

/* alpha.16.7.4 — My Files */
.ttm-folder-picker-label{font-weight:700;font-size:.9rem;margin-top:4px}
.ttm-folder-browser{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--border,#e2e0d8);border-radius:8px;overflow:hidden;min-height:210px;background:#fff}
.ttm-folder-pane{min-width:0;border-right:1px solid var(--border,#e2e0d8);padding:6px;overflow:auto}.ttm-folder-pane:last-child{border-right:0}
.ttm-folder-choice,.ttm-folder-add{width:100%;border:0;background:transparent;font:inherit;text-align:left;padding:9px 10px;border-radius:6px;display:flex;justify-content:space-between;gap:8px;cursor:pointer;color:var(--text,#1a1916)}
.ttm-folder-choice:hover,.ttm-folder-choice.selected,.ttm-folder-choice.drag-over{background:var(--accent-light,#eef2fa);color:var(--accent,#2a5caa)}
.ttm-folder-add{color:var(--accent,#2a5caa);font-weight:700}.ttm-folder-pane-empty{padding:10px;color:var(--muted,#8a8780);font-size:.88rem}.ttm-folder-path{font-size:.82rem;color:var(--muted,#8a8780);padding-top:7px}
.ttm-upload-modal{width:min(760px,calc(100vw - 32px))}
.ttm-files-overlay{position:fixed;inset:0;z-index:10050;background:rgba(26,25,22,.28);display:none;align-items:center;justify-content:center;padding:28px}.ttm-files-overlay.open{display:flex}
.ttm-files-workspace{width:min(1040px,94vw);height:min(760px,88vh);background:var(--surface,#fff);border:1px solid var(--border,#e2e0d8);border-radius:12px;box-shadow:0 18px 55px rgba(0,0,0,.16);display:flex;flex-direction:column;overflow:hidden}
.ttm-files-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--border,#e2e0d8)}.ttm-files-head h2{margin:0;font-size:1.35rem}.ttm-files-head>div:first-child{display:flex;align-items:baseline;gap:12px}.ttm-files-head [data-quota]{font-size:.88rem;color:var(--muted,#8a8780)}.ttm-files-head-actions{display:flex;align-items:center;gap:8px}.ttm-files-close{border:0;background:transparent;font-size:1.7rem;line-height:1;cursor:pointer;color:var(--muted,#8a8780);margin-left:4px}
.ttm-files-body{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(320px,.9fr);gap:20px;padding:20px;min-height:0;flex:1}.ttm-files-browser-wrap,.ttm-files-list{min-height:0}.ttm-files-browser-wrap .ttm-folder-browser{height:calc(100% - 28px)}
.ttm-files-list{border:1px solid var(--border,#e2e0d8);border-radius:8px;overflow:auto;background:#fff}.ttm-files-list-head{position:sticky;top:0;background:#fff;z-index:1;display:flex;justify-content:space-between;align-items:center;padding:13px 14px;border-bottom:1px solid var(--border,#e2e0d8)}.ttm-files-list-head span{font-size:.82rem;color:var(--muted,#8a8780)}
.ttm-file-row{display:flex;align-items:center;gap:4px;padding:8px 10px;border-bottom:1px solid var(--border,#e2e0d8)}.ttm-file-open{flex:1;min-width:0;border:0;background:transparent;text-align:left;font:inherit;padding:5px 4px;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ttm-file-open:hover{color:var(--accent,#2a5caa)}.ttm-file-delete:hover{color:#a22;background:#fff1f1}.ttm-files-empty{padding:24px 14px;color:var(--muted,#8a8780);text-align:center}.ttm-folder-tools{display:flex;gap:6px;padding:9px 10px;border-bottom:1px solid var(--border,#e2e0d8)}.ttm-folder-tools button{border:1px solid var(--border,#e2e0d8);background:#fff;border-radius:6px;padding:6px 9px;font:inherit;font-size:.8rem;cursor:pointer}.ttm-folder-tools button:hover{border-color:var(--accent,#2a5caa);color:var(--accent,#2a5caa)}
.ttm-name-modal{max-width:440px}
@media(max-width:760px){.ttm-folder-browser{grid-template-columns:1fr}.ttm-folder-pane{display:none}.ttm-folder-pane:last-child{display:block;border:0}.ttm-files-body{grid-template-columns:1fr}.ttm-files-browser-wrap{min-height:260px}.ttm-files-workspace{height:94vh}.ttm-files-head{align-items:flex-start}.ttm-files-head-actions .ttm-btn-ghost{display:none}}