.v171-subject-top{display:flex;flex-direction:column;gap:14px;padding:18px 0 10px}.v171-back-link{font-size:.9rem;text-decoration:none;color:inherit;opacity:.72}.v171-subject-title{display:flex;align-items:center;gap:13px}.v171-subject-title>span{font-size:2rem}.v171-subject-title h1{margin:0;font-size:clamp(1.35rem,3vw,2rem)}.v171-subject-title small{display:block;margin-top:4px;opacity:.66}.subject-learning-hero[data-v171-drive="1"]{padding:10px 0!important;background:transparent!important}.subject-learning-section[data-v171-drive="1"]{padding-top:8px!important}.v171-drive-shell,.v171-admin-drive{border:1px solid rgba(127,127,127,.2)!important;border-radius:14px!important;box-shadow:none!important;overflow:visible;background:transparent}.v171-drive-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 14px;border-bottom:1px solid rgba(127,127,127,.18)}.v171-breadcrumb{display:flex;align-items:center;gap:7px;min-width:0;overflow:auto;white-space:nowrap}.v171-breadcrumb button{appearance:none;border:0;background:transparent;color:inherit;font:inherit;font-weight:600;cursor:pointer;padding:6px 3px}.v171-breadcrumb span{opacity:.45}.v171-drive-tools{display:flex;align-items:center;gap:8px}.v171-search{min-width:190px;max-width:280px;border:1px solid rgba(127,127,127,.25);border-radius:10px;padding:9px 11px;background:transparent;color:inherit;font:inherit}.v171-drive-columns{display:grid;grid-template-columns:minmax(0,1fr) 110px;padding:8px 56px 8px 54px;font-size:.78rem;opacity:.55;border-bottom:1px solid rgba(127,127,127,.15)}.v171-drive-list{display:flex;flex-direction:column}.v171-drive-row{display:grid;grid-template-columns:42px minmax(0,1fr) 110px 34px;align-items:center;min-height:58px;padding:4px 10px;border:0;border-bottom:1px solid rgba(127,127,127,.14);background:transparent;color:inherit;text-decoration:none;text-align:start;font:inherit;width:100%}.v171-drive-row:last-child{border-bottom:0}.v171-drive-row:hover{background:rgba(127,127,127,.06)}.v171-drive-row[hidden]{display:none!important}.v171-folder-row{cursor:pointer}.v171-item-icon{width:34px;height:34px;display:grid;place-items:center;font-size:1.25rem}.v171-item-main{min-width:0;display:flex;flex-direction:column;gap:3px}.v171-item-main strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.95rem}.v171-item-main small{font-size:.78rem;opacity:.58}.v171-item-meta{font-size:.8rem;opacity:.58}.v171-row-arrow{opacity:.45;font-size:1.1rem}.v171-empty{padding:34px 18px;text-align:center;opacity:.6}.v171-admin-enhanced>.content-toolbar-v27,.v171-admin-enhanced>.content-subject-strip-v27,.v171-admin-enhanced>.content-lectures-v27,.v171-admin-enhanced>.content-collapsible-v26{display:none!important}.v171-admin-drive{padding:0!important;margin:0!important}.v171-admin-top{display:flex;justify-content:space-between;align-items:end;gap:14px;padding:14px;border-bottom:1px solid rgba(127,127,127,.18)}.v171-admin-subject{display:flex;flex-direction:column;gap:5px;min-width:min(360px,100%)}.v171-admin-subject label{font-size:.78rem;opacity:.62}.v171-admin-subject select{border:1px solid rgba(127,127,127,.24);border-radius:10px;padding:9px 10px;background:transparent;color:inherit;font:inherit}.v171-admin-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.v171-new-wrap{position:relative}.v171-new-menu{position:absolute;z-index:40;top:calc(100% + 7px);inset-inline-start:0;min-width:170px;padding:6px;border:1px solid rgba(127,127,127,.22);border-radius:11px;background:var(--surface,#fff);box-shadow:0 10px 30px rgba(0,0,0,.12)}[data-theme="dark"] .v171-new-menu{background:#17171b}.v171-new-menu button{display:flex;width:100%;gap:9px;border:0;background:transparent;color:inherit;padding:10px;border-radius:8px;text-align:start;font:inherit;cursor:pointer}.v171-new-menu button:hover{background:rgba(127,127,127,.1)}.v171-row-open{display:grid;grid-template-columns:42px minmax(0,1fr) 110px;align-items:center;min-width:0;min-height:54px;color:inherit;text-decoration:none;border:0;background:transparent;text-align:start;font:inherit;cursor:pointer}.v171-more{width:32px;height:32px;border:0;border-radius:50%;background:transparent;color:inherit;font-size:1.2rem;cursor:pointer}.v171-more:hover{background:rgba(127,127,127,.12)}.v171-admin-drive .v171-drive-row{grid-template-columns:minmax(0,1fr) 34px;padding-inline:10px}.v171-file-modal .form-actions{align-items:center}.v171-tool-buttons{display:grid;gap:9px}.v171-extra-options{margin-top:8px}.v171-tests-link{white-space:nowrap}.v171-tools-modal{max-width:430px}.content-editor-modal form[data-v171-simple="1"] .upload-field{margin-top:8px}
@media(max-width:720px){.v171-drive-head,.v171-admin-top{align-items:stretch;flex-direction:column}.v171-drive-tools,.v171-search{width:100%;max-width:none}.v171-drive-columns{display:none}.v171-drive-row{grid-template-columns:38px minmax(0,1fr) 30px;padding-inline:7px}.v171-drive-row>.v171-item-meta{display:none}.v171-admin-drive .v171-drive-row{grid-template-columns:minmax(0,1fr) 34px}.v171-row-open{grid-template-columns:38px minmax(0,1fr)}.v171-row-open>.v171-item-meta{display:none}.v171-admin-subject{min-width:0;width:100%}.v171-admin-actions{width:100%}.v171-admin-actions>.btn,.v171-new-wrap>.btn{min-height:40px}.v171-subject-title>span{font-size:1.6rem}}