.actions{display:flex;gap:9px;flex-wrap:wrap;align-items:center}.secondary{background:var(--soft);color:var(--blue);border:1px solid var(--line)}.plain-button,.text-button{border:0;background:none;color:var(--blue);font-size:12px;padding:8px;cursor:pointer}.danger{color:#ba4242}.center{text-align:center}.context-bar{display:flex;gap:16px;align-items:end;justify-content:space-between;margin-bottom:28px}.context-bar label,.library-filters label{font-size:11px;color:var(--muted)}.context-bar select,.library-filters select{display:block}.context-bar form{display:flex;border:1px solid var(--line);border-radius:9px;background:var(--panel);overflow:hidden}.context-bar input{border:0;background:none;padding:11px 12px;color:var(--text);width:260px;font-size:12px}.context-bar form button{border:0;background:var(--soft);color:var(--blue);padding:0 15px;font-size:23px}.list-row{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}.list-row small,.select-row small{display:block;color:var(--muted);font-size:12px;margin-top:5px}.subject-mark{display:grid;place-items:center;width:44px;height:44px;background:var(--subject,#245bba);color:white;border-radius:12px;font-weight:700;margin-bottom:15px}.subject-card p{font-size:12px}.quick-subjects{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.week-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;overflow:auto}.day-column{min-width:160px;padding:17px}.day-column h2{font-size:13px}.schedule-item{padding:15px 0;border-top:1px solid var(--line);margin-top:15px}.schedule-item h3{margin:6px 0;font-size:13px}.schedule-item small{font-size:11px;color:var(--blue)}.schedule-item p{font-size:11px}.schedule-item .actions{gap:0}.schedule-item button{padding:3px}.timeline-item{border-left:2px solid var(--line);padding:0 0 28px 24px;margin:25px 0 0 6px}.timeline-item small{color:var(--muted);font-size:12px}.timeline-item h3{margin:5px 0}.timeline-item p{font-size:13px;white-space:pre-wrap}.material-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:18px;margin-top:22px}.material-card{border:1px solid var(--line);border-radius:11px;overflow:hidden;background:var(--panel)}.thumb{display:block;background:var(--bg);height:135px;overflow:hidden}.thumb img{height:100%;width:100%;object-fit:cover}.file-placeholder{height:135px;display:grid;place-items:center;color:var(--blue);background:var(--soft);font-size:36px}.material-info{padding:15px}.material-info h3{margin:8px 0}.material-info small,.material-info p{font-size:11px}.material-info h3 a:hover{color:var(--blue)}.library-filters{display:flex;gap:16px;align-items:end;flex-wrap:wrap;margin:20px 0}.library-filters input,input[type=date]{padding:9px 12px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--text)}.pages-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:20px;margin:25px 0}.page-card{padding:12px;border:1px solid var(--line);border-radius:10px;min-width:0}.page-card>small{display:block;font-size:11px;overflow-wrap:anywhere;color:var(--muted)}.image-button{border:0;width:100%;height:210px;background:var(--bg);padding:0;margin-bottom:10px}.image-button img{width:100%;height:100%;object-fit:contain}.preserve{white-space:pre-wrap;overflow-wrap:anywhere}.transcript{padding:18px;background:var(--bg);font-size:13px;border-radius:8px;margin-bottom:15px;max-height:450px;overflow:auto}.exam-card{padding:18px 0;border-bottom:1px solid var(--line)}.exam-card h3{margin:8px 0}.exam-card p{font-size:13px}.select-row{display:flex;gap:16px;padding:17px 0;border-bottom:1px solid var(--line);align-items:center}.select-row input{width:20px;height:20px;accent-color:var(--blue);flex-shrink:0}.select-row strong{font-size:14px}.select-row[hidden],.hidden{display:none}.export-actions{margin-top:25px}.small-note{font-size:12px!important;line-height:1.6;color:var(--muted)}.form-error{color:#bf4343!important;white-space:pre-wrap}button:disabled{opacity:.5;cursor:wait}dialog{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:16px;width:min(600px,94vw);max-height:90vh;padding:25px;box-shadow:0 25px 90px #0004}dialog::backdrop{background:#0b2035a8;backdrop-filter:blur(4px)}dialog .form{max-width:none}.dialog-head{display:flex;justify-content:space-between;gap:20px;align-items:center}.dialog-head button,.viewer-head button{border:0;background:none;color:var(--text);font-size:28px;padding:0 8px}.dialog-actions{display:flex;gap:10px;justify-content:flex-end;padding-top:12px}.form textarea{font:inherit;width:100%;padding:12px;border:1px solid var(--line);border-radius:8px;resize:vertical;background:var(--bg);color:var(--text);font-size:13px}.form input[type=file]{font-size:12px}.auth-card{max-width:600px;margin:25px auto}.auth-card>.brand-icon{margin-bottom:25px}.auth-card h1{font-size:28px}.auth-card>p{font-size:14px}.tabs{display:flex;gap:5px;flex-wrap:wrap;border-bottom:1px solid var(--line);margin:25px 0 15px}.tab{background:none;color:var(--muted);border:0;padding:10px 12px;border-radius:8px 8px 0 0;font-size:12px}.tab.chosen{background:var(--soft);color:var(--blue);font-weight:650}.auth-card .form button{width:100%}.recovery-code{padding:20px;background:var(--soft);white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px}#viewer{width:min(1100px,96vw);padding:18px}.viewer-head,.viewer-actions{display:flex;align-items:center;justify-content:space-between;gap:15px}.viewer-image{height:65vh;overflow:auto;background:var(--bg);margin:15px 0;display:flex;justify-content:center}.viewer-image img{object-fit:contain;max-width:100%;height:100%}.viewer-actions button{border:1px solid var(--line);background:var(--soft);color:var(--text);padding:10px;border-radius:8px}.viewer-actions a{color:var(--blue);font-size:12px}.auth-card input{font-size:16px}@media(max-width:1100px){.week-grid{grid-template-columns:repeat(5,180px)}.heading-row{flex-wrap:wrap}}@media(max-width:760px){.context-bar{display:block}.context-bar form{margin-top:12px}.context-bar input{width:100%}.context-bar select{font-size:12px}.context-bar label{font-size:10px}.heading-row .actions{margin-bottom:20px}.material-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.material-info{padding:11px}.material-info h3{font-size:13px}.thumb{height:110px}.list-row{align-items:flex-start;flex-wrap:wrap;gap:10px}.auth-card{padding:22px 18px}.auth-card h1{font-size:24px}.viewer-actions{gap:8px;font-size:11px}.viewer-actions button{font-size:11px}.pages-grid{grid-template-columns:1fr}dialog{padding:20px}.context-bar .filters{margin:0;justify-content:flex-start}}
.sidebar-note{flex-shrink:0}aside{overflow-y:auto}.brand,.workspace,aside nav,.nav-label{flex-shrink:0}