*{margin:0;padding:0;box-sizing:border-box}html,body{margin:0;padding:0;width:100%;overscroll-behavior:none}body{padding-top:var(--navbar-height)}:root{--bg-color: #fafafa;--text-color: #242424;--navbar-height: 60px;--footer-height: 60px}:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:var(--text-color, black);background-color:var(--bg-color, white);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.MathJax{max-width:100%!important;overflow-wrap:break-word}._navbar_1efo4_1{position:fixed;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:1rem;background-color:var(--bg-color);z-index:1000;box-shadow:0 2px 4px #0000001a;height:var(--navbar-height)}._logo_1efo4_16{height:40px;width:40px;display:block}._leftSection_1efo4_22{display:flex;align-items:center;gap:2rem;flex:1}._rightSection_1efo4_29{display:flex;align-items:center;padding-right:10px}._navlinks_1efo4_35{display:flex;gap:2rem;align-items:center}._navlinks_1efo4_35 a{text-decoration:none;font-weight:500;font-size:20px;color:var(--text-color)}._navlinks_1efo4_35 a:hover{color:#007bff}._navlinks_1efo4_35 a.active{font-weight:600}._banner_6qkzx_1{min-height:3em;display:flex;justify-content:space-between;flex-direction:row;align-items:center;background:linear-gradient(90deg,#4467c4,#4b7fc0,#63a6d0);transition:background-color .2s linear;color:#fff}._banner_6qkzx_1 ._content_6qkzx_17{flex-grow:1;font-size:.9em;padding:10px 5px;text-align:center}._closeButton_6qkzx_24{margin-right:15px;transition:.33s ease-out;background:none;border:none;color:#fff;cursor:pointer}footer{display:flex;justify-content:space-between;align-items:center;padding:1rem;background-color:var(--bg-color);z-index:1000;height:var(--footer-height);background-color:#eee}._logo_m1rxq_12{height:40px;width:40px;margin-right:4px}._logoLinks_m1rxq_18{color:inherit;text-decoration:none;width:30px}._container_1tclg_1{display:flex;flex-direction:column;justify-content:center;padding:20px;min-height:calc(100vh - var(--navbar-height) - var(--footer-height))}._contestList_1tclg_9{display:flex;justify-content:center;align-items:center;gap:2rem;padding:0 0 1.5rem}._contestBox_1tclg_17{width:500px;height:400px;border-radius:10px;color:var(--text-color, black);box-shadow:0 4px 8px #0000001a;transition:transform .3s ease}._contestBox_1tclg_17:hover{transform:translateY(-2px);cursor:pointer}._boxTitle_1tclg_31{text-align:center;margin:1.5rem;font-size:1.5rem}._boxContentRow_1tclg_37{display:flex;gap:1rem;align-items:center;justify-content:center;margin:1.5rem}._boxImage_1tclg_45{width:200px;height:200px;object-fit:cover;border-radius:4px;flex-shrink:0}._boxDescription_1tclg_53{flex:1;margin:0;line-height:1.5;font-weight:550}._boxBottomText_1tclg_60{text-align:center;margin:1rem;font-weight:550}._aboutBox_1tclg_66{width:100%;box-sizing:border-box;text-align:center;align-items:center;padding:1rem 0}._hr_1tclg_74{border:none;height:1px;background-color:var(--text-color);margin:10px 0;width:80%;align-self:center}._noticeBox_1tclg_83{width:100%;text-align:center;align-items:center;justify-content:center;padding:0 0 1rem}._mobileOnly_1tclg_91{display:none}@media (max-width: 961px){._mobileOnly_1tclg_91{display:block;padding:2px}._boxContentRow_1tclg_37{flex-direction:column}}._sponsorContainer_1xalo_1{display:inline-block}._sponsorBox_1xalo_5{position:relative;border:3px solid;border-radius:12px;padding:20px;box-shadow:0 2px 8px #0000001a}._sponsorTag_1xalo_13{position:absolute;top:-1px;left:-1px;color:var(--bg-color);padding:8px 16px;font-size:12px;font-weight:700;border-radius:8px 0;text-transform:uppercase;letter-spacing:.5px}._sponsorContent_1xalo_26{margin-top:15px;display:flex;flex-direction:column;align-items:center;text-align:center}._sponsorLogo_1xalo_34{margin-bottom:15px}._sponsorLogo_1xalo_34 img{object-fit:contain}._sponsorDescription_1xalo_42{font-size:14px;line-height:1.4;white-space:pre-line}._container_7nrsq_1{display:flex;flex-direction:column;align-items:center;padding:20px;min-height:calc(100vh - var(--navbar-height) - var(--footer-height))}._submitButton_7nrsq_9{padding:10px 20px;background-color:#00bc00;border:none;border-radius:8px;font-size:16px;cursor:pointer;transition:background-color .3s ease;margin-top:10px}._submitButton_7nrsq_9:hover{background-color:green}._container_1jiso_1{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px;min-height:calc(100vh - var(--navbar-height) - var(--footer-height))}._header_1jiso_10{display:flex;gap:1rem;align-items:center;margin:1.5rem}._hr_1jiso_17{border:none;height:1px;background-color:var(--text-color);margin:10px auto;width:100%}._ul_1jiso_25{padding-left:20px;list-style-type:disc}._ol_1jiso_30{padding-left:20px}li{position:relative;margin:0;padding:0;line-height:1.3;text-decoration:none;border:none;border-bottom:none;box-shadow:none}._ul_1jiso_25 li,._ol_1jiso_30 li{position:relative;padding:0;line-height:1.4;text-decoration:none;border:none;border-bottom:none;box-shadow:none}._roleButton_1jiso_65{padding:4px 8px;background:#fff;color:#007bff;border:1px solid #007bff;border-radius:4px;cursor:pointer;font-size:.8rem;font-weight:500;transition:all .2s;min-width:32px}._roleButtonActive_1jiso_78{padding:4px 8px;background:#007bff;color:#fff;border:1px solid #007bff;border-radius:4px;cursor:pointer;font-size:.8rem;font-weight:500;transition:all .2s;min-width:32px}._roleButton_1jiso_65:hover{background:#007bff;color:#fff}._details_1jiso_96{border:1px solid black;padding:10px;border-radius:4px;margin:10px;cursor:pointer;font-size:1rem}._details_1jiso_96 summary{font-size:1rem;margin:0}._container_enbhj_1{display:flex;flex-direction:column;align-items:center;padding:20px;min-height:calc(100vh - var(--navbar-height) - var(--footer-height));text-align:center}._column_enbhj_10{flex:50%}._contestBox_enbhj_14{padding:5px;border-radius:5px}._contestBox_enbhj_14:hover{cursor:pointer}._submitButton_enbhj_23{padding:10px 20px;background-color:#00bc00;border:none;border-radius:8px;font-size:16px;cursor:pointer;transition:background-color .3s ease;margin-top:10px}._submitButton_enbhj_23:hover{background-color:green}._link_enbhj_38,._table_enbhj_42{color:#000}._table_enbhj_42 td{padding:5px}._table_enbhj_42 a{color:#000}._spinner_ljvis_1{border:2px solid #ccc;border-top-color:#333;border-radius:50%;animation:_spin_ljvis_1 1s linear infinite;display:inline-block;vertical-align:middle;box-sizing:border-box}@keyframes _spin_ljvis_1{to{transform:rotate(360deg)}}._container_1uedl_1{display:flex;align-items:center;justify-content:center;padding:20px;min-height:calc(100vh - var(--navbar-height) - var(--footer-height))}._card_1uedl_9{background-color:#ccc;border-radius:12px;padding:40px;box-shadow:0 4px 6px #0000001a;width:100%;max-width:600px;text-align:center}._formInput_1uedl_19{width:100%;padding:12px;border:2px solid #ddd;border-radius:8px;font-size:16px;transition:border-color .3s ease;outline:none;box-sizing:border-box;margin-bottom:5px}._formInput_1uedl_19:focus{border-color:#007bff}._formSelect_1uedl_35{width:100%;padding:12px;border:2px solid #ddd;border-radius:8px;font-size:16px;transition:border-color .3s ease;outline:none;box-sizing:border-box;margin-bottom:5px;background-color:var(--bg-color);cursor:pointer}._formSelect_1uedl_35:focus{border-color:#007bff}._checkboxContainer_1uedl_53{width:100%;padding:12px;border:2px solid #ddd;border-radius:8px;margin-bottom:5px;box-sizing:border-box;display:flex;align-items:center;gap:12px;transition:border-color .3s ease;background-color:var(--bg-color)}._checkboxContainer_1uedl_53:focus-within{border-color:#007bff}._checkbox_1uedl_53{width:20px;height:20px;accent-color:#007bff;cursor:pointer;margin:0;flex-shrink:0}._checkboxLabel_1uedl_80{cursor:pointer;font-size:16px;line-height:1.4;-webkit-user-select:none;user-select:none;margin:0}._loginButton_1uedl_88{padding:10px 20px;background-color:#00bc00;border:none;border-radius:8px;font-size:16px;cursor:pointer;transition:background-color .3s ease;margin-top:10px;margin-bottom:10px}._loginButton_1uedl_88:hover{background-color:green}._loginButton_1uedl_88:disabled{opacity:.6;cursor:not-allowed}._titleText_1uedl_109{margin-bottom:20px}._navLink_1uedl_113{text-decoration-line:underline;cursor:pointer}._container_1di60_1{display:flex;flex-direction:column;justify-content:center;padding:20px;min-height:calc(100vh - var(--navbar-height) - var(--footer-height))}._container_1di60_1 ul{list-style:none}._container_1di60_1 a{color:var(--text-color)}._container_1di60_1 a:hover{color:#007bff}._header_1di60_21{display:flex;justify-content:space-between;align-items:center;width:100%}._logoutButton_1di60_28{padding:10px 20px;background-color:red;border:none;border-radius:8px;font-size:16px;cursor:pointer;transition:background-color .3s ease;margin-top:10px;margin-bottom:10px;height:40px}._logoutButton_1di60_28:hover{background-color:#e70000}._sectionBox_1di60_45{background-color:#eee;border:1px solid #e6e8eb;border-radius:12px;width:100%;margin:5px 0;padding:10px;box-shadow:0 6px 16px #00000014;overflow:clip}._sectionContent_1di60_56{padding:1rem}._hr_1di60_60{border:none;height:1px;background-color:#aaa;margin:10px 0 30px;width:100%;align-self:center}._container_ecsyx_1{display:flex;flex-direction:column;padding:20px;min-height:calc(100vh - var(--navbar-height) - var(--footer-height))}._backLink_ecsyx_8{background:transparent;border:0;font-weight:600;cursor:pointer}._hr_ecsyx_15{border:none;height:1px;background-color:#aaa;margin:10px 0 30px;width:100%;align-self:center}._rowContainer_10151_1{background:#fff;border:1px solid #e0e0e0;border-radius:12px;padding:24px;margin:16px 0;box-shadow:0 2px 8px #00000014;transition:all .2s ease}._rowContainer_10151_1:hover{box-shadow:0 4px 16px #0000001f}._rowContainer_10151_1 h4{margin:0 0 20px;border-bottom:2px solid #007bff;padding-bottom:8px}._formGroup_10151_21{display:flex;flex-direction:column;margin-bottom:16px}._formLabel_10151_27{display:block;margin-bottom:8px}._formSelect_10151_32{width:100%;max-width:300px;padding:12px 16px;border:1px solid #ddd;border-radius:8px;font-size:14px;transition:all .2s ease;outline:none;box-sizing:border-box;background:#fff;cursor:pointer}._formSelect_10151_32:focus{border-color:#007bff;box-shadow:0 0 0 3px #007bff1a}._formInput_10151_51{width:100%;padding:12px 16px;border:1px solid #ddd;border-radius:8px;font-size:14px;transition:all .2s ease;outline:none;box-sizing:border-box;background:#fff}._formInput_10151_51:focus{border-color:#007bff;box-shadow:0 0 0 3px #007bff1a}._formTextarea_10151_68{width:100%;min-height:6rem;padding:12px 16px;border:1px solid #ddd;border-radius:8px;font-size:14px;font-family:inherit;resize:vertical;transition:all .2s ease;outline:none;background:#fff}._formTextarea_10151_68:focus{border-color:#007bff;box-shadow:0 0 0 3px #007bff1a}._checkboxContainer_10151_87{display:flex;align-items:center;gap:12px;padding:12px 0;margin-bottom:16px}._checkbox_10151_87{width:18px;height:18px;accent-color:#007bff;cursor:pointer;margin:0;flex-shrink:0}._checkboxLabel_10151_104{cursor:pointer;line-height:1.4;-webkit-user-select:none;user-select:none;margin:0}._submitButton_10151_111{padding:12px 24px;background:#28a745;color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;margin-right:8px;margin-bottom:8px;display:inline-flex;align-items:center;gap:8px}._submitButton_10151_111:hover{background:#218838;transform:translateY(-1px);box-shadow:0 2px 8px #28a74540}._submitButton_10151_111:disabled{background:#6c757d;cursor:not-allowed;transform:none;box-shadow:none}._cancelButton_10151_141{padding:12px 24px;background:#dc3545;color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;margin-right:8px;margin-bottom:8px;display:inline-flex;align-items:center;gap:8px}._cancelButton_10151_141:hover{background:#c82333;transform:translateY(-1px);box-shadow:0 2px 8px #dc354540}._removeButton_10151_164{padding:6px 12px;background:#dc3545;color:#fff;border:none;border-radius:6px;font-size:12px;font-weight:500;cursor:pointer;transition:all .2s ease;margin-left:8px}._removeButton_10151_164:hover{background:#c82333;transform:translateY(-1px)}._acceptButton_10151_182{padding:6px 12px;background:#28a745;color:#fff;border:none;border-radius:6px;font-size:12px;font-weight:500;cursor:pointer;transition:all .2s ease;margin-left:8px}._acceptButton_10151_182:hover{background:#218838;transform:translateY(-1px)}._sectionBox_10151_200{background:#f8f9fa;border:1px solid #e9ecef;border-radius:12px;width:100%;margin:16px 0;padding:20px;box-shadow:0 2px 4px #0000000a}._sectionContent_10151_210{padding:0}._rowContent_10151_214{display:flex;flex-direction:column;gap:24px;margin-bottom:16px}._modalBackground_10151_221{position:fixed;inset:0;background:#00000080;display:grid;place-items:center;z-index:1000;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}._confirmModal_10151_231{background:#fff;padding:24px;border-radius:12px;width:min(90vw,480px);box-shadow:0 20px 60px #0000004d;border:1px solid #e0e0e0}._confirmModal_10151_231 h3{margin:0 0 16px;color:#333;font-size:1.2rem;font-weight:600}._confirmModal_10151_231 p{margin:0 0 24px;color:#666;line-height:1.5}._inviteBox_10151_253{background:#fff;border:1px solid #e0e0e0;border-radius:12px;padding:20px;margin:12px 0;box-shadow:0 2px 8px #0000000f;transition:all .2s ease;width:300px}._inviteBox_10151_253:hover{box-shadow:0 4px 16px #0000001a;border-color:#007bff}._inviteBox_10151_253 p{margin:0 0 8px}._inviteBox_10151_253 p:last-of-type{margin-bottom:16px}._hr_10151_277{border:none;height:1px;background:linear-gradient(to right,transparent,#ddd,transparent);margin:24px 0;width:100%}._resultsTable_10151_285{overflow-x:auto;margin-top:16px}._resultsTable_10151_285 table{width:100%;border-collapse:collapse;background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 2px 8px #00000014}._resultsTable_10151_285 th{background:#007bff;color:#fff;padding:12px 16px;text-align:left}._resultsTable_10151_285 td{padding:12px 16px;border-bottom:1px solid #e9ecef}._resultsTable_10151_285 tr:last-child td{border-bottom:none}._resultsTable_10151_285 tr:nth-child(2n){background:#f8f9fa}ul{list-style:none;padding:0;margin:0}li{padding:8px 0}._container_1dq55_1{display:flex;flex-direction:column;padding:20px;min-height:calc(100vh - var(--navbar-height) - var(--footer-height))}._header_1dq55_8{height:5vh}._hr_1dq55_12{border:none;height:1px;background-color:#aaa;margin:10px 0 30px;width:100%;align-self:center}._content_1dq55_21{display:flex;gap:30px;height:calc(84vh - var(--navbar-height) - var(--footer-height))}._sidebarWrapper_1dq55_27{width:300px;max-height:100%}._sidebar_1dq55_27{background:#f8f9fa;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;overflow-y:auto;max-height:90%}._filterSection_1dq55_41 h3{margin:0 0 20px;color:#333;font-size:1.25rem;border-bottom:2px solid #007bff;padding-bottom:8px}._filterGroup_1dq55_49 label{display:block;font-weight:600;color:#555;margin-bottom:8px;font-size:.95rem}._filterGroup_1dq55_49 select{width:100%;padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px;background:#fff;margin-bottom:8px}._filterGroup_1dq55_49 select:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 2px #007bff40}._checkboxGroup_1dq55_73{display:flex;flex-direction:column;gap:8px}._checkbox_1dq55_73{display:flex;align-items:center;font-weight:400!important;cursor:pointer;font-size:.9rem}._checkbox_1dq55_73 input[type=checkbox]{margin-right:8px;cursor:pointer}._resetButton_1dq55_92{width:100%;padding:10px;background:#6c757d;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:.95rem;font-weight:500;transition:background-color .2s}._resetButton_1dq55_92:hover{background:#5a6268}._mainContent_1dq55_109{flex:1;min-width:0;display:flex;flex-direction:column;max-height:100%}._problemList_1dq55_117{display:flex;flex-direction:column;gap:16px;overflow-y:auto;flex:1;padding-top:5px;padding-right:10px}._problemCard_1dq55_127{background:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:20px;cursor:pointer;transition:all .2s ease;box-shadow:0 1px 3px #0000001a;text-decoration:none}._problemCard_1dq55_127:hover{border-color:#007bff;box-shadow:0 4px 12px #007bff26;transform:translateY(-1px)}._problemHeader_1dq55_144{display:flex;justify-content:between;align-items:flex-start;margin-bottom:12px;flex-wrap:wrap;gap:10px}._problemTitle_1dq55_153{margin:0;font-size:1.1rem;color:#333;display:flex;align-items:center;gap:8px;flex:1}._draftBadge_1dq55_163,._usedBadge_1dq55_164{font-size:.7rem;font-weight:700;padding:2px 6px;border-radius:4px;color:#fff}._draftBadge_1dq55_163{background:#ffc107;color:#000}._usedBadge_1dq55_164{background:#28a745}._problemMeta_1dq55_181{display:flex;gap:15px;font-size:.85rem;color:#666}._problemDescription_1dq55_188{margin-bottom:16px;line-height:1.5;color:#555}._problemFooter_1dq55_194{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid #f0f0f0;padding-top:12px}._problemStats_1dq55_204{display:flex;gap:15px;font-size:.85rem;color:#666}._problemTags_1dq55_211{display:flex;gap:6px;flex-wrap:wrap}._tag_1dq55_217{padding:2px 8px;border-radius:12px;font-size:.75rem;font-weight:500;color:#fff;background:#6c757d;cursor:pointer;transition:opacity .2s}._tag_1dq55_217:hover{opacity:.8}._problemAuthor_1dq55_232{font-size:.85rem;color:#666;font-style:italic}._problemHeader_1dq55_144{height:30px;color:#666;font-size:.95rem;font-weight:500;display:flex;justify-content:space-between}._pagination_1dq55_247{display:flex;gap:4px;align-items:center}._paginationButton_1dq55_253{padding:4px 8px;background:#fff;color:#007bff;border:1px solid #007bff;border-radius:4px;cursor:pointer;font-size:.8rem;font-weight:500;transition:all .2s;min-width:32px}._paginationButton_1dq55_253:hover:not(:disabled){background:#007bff;color:#fff}._paginationButton_1dq55_253:disabled{background:#f8f9fa;color:#6c757d;border-color:#dee2e6;cursor:not-allowed}._activePage_1dq55_290{background:#007bff!important;color:#fff!important}._problemHeader_1dq55_144{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;gap:20px}._problemHeaderLeft_1dq55_303,._problemHeaderRight_1dq55_304{flex:1}._problemHeaderCenter_1dq55_308{flex:2;display:flex;justify-content:center}._searchInput_1dq55_314{padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px;width:100%;max-width:300px}._createButton_1dq55_323{width:100%;padding:12px;background:#28a745;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:1rem;font-weight:500;margin-bottom:20px}._createButton_1dq55_323:hover{background:#218838}._container_1ist2_1{display:flex;flex-direction:column;padding:20px;min-height:calc(100vh - var(--navbar-height) - var(--footer-height));max-width:1400px;margin:0 auto}._content_1ist2_10{display:flex;gap:30px}._header_1ist2_15{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:15px;border-bottom:2px solid #007bff}._header_1ist2_15 h2{margin:0;color:#333;font-size:1.5rem}._backButton_1ist2_30{padding:8px 16px;background:#6c757d;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:.9rem;font-weight:500;transition:background-color .2s;text-decoration:none}._backButton_1ist2_30:hover{background:#5a6268}._form_1ist2_47,._preview_1ist2_56{flex:1;background:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:30px;box-shadow:0 2px 4px #0000001a}._preview_1ist2_56 h3{margin:0 0 20px;color:#333;font-size:1.25rem;border-bottom:2px solid #007bff;padding-bottom:8px}._previewSection_1ist2_73{margin-bottom:24px}._previewSection_1ist2_73 h4{margin:0 0 12px;color:#555;font-size:1rem;font-weight:600}._previewText_1ist2_84{background:#f8f9fa;border:1px solid #dee2e6;border-radius:4px;padding:16px;min-height:60px;color:#333;line-height:1.5;max-width:100%}._placeholder_1ist2_95{color:#6c757d;font-style:italic}._formGroup_1ist2_100{margin-bottom:24px}._formGroup_1ist2_100 label{display:block;font-weight:600;color:#333;margin-bottom:8px;font-size:1rem}._formGroup_1ist2_100 textarea,._formGroup_1ist2_100 input[type=text]{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;font-size:14px;font-family:inherit;resize:vertical;transition:border-color .2s,box-shadow .2s}._formGroup_1ist2_100 textarea:focus,._formGroup_1ist2_100 input[type=text]:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 2px #007bff40}._formRow_1ist2_131{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}._slider_1ist2_138{width:100%;height:6px;border-radius:3px;background:#ddd;outline:none;transition:background .2s;appearance:none;-webkit-appearance:none}._slider_1ist2_138::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:#007bff;cursor:pointer;transition:background .2s}._slider_1ist2_138::-webkit-slider-thumb:hover{background:#0056b3}._slider_1ist2_138::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#007bff;cursor:pointer;border:none;transition:background .2s}._slider_1ist2_138::-moz-range-thumb:hover{background:#0056b3}._sliderLabels_1ist2_178{display:flex;justify-content:space-between;margin-top:4px;font-size:.8rem;color:#666}._tagSelection_1ist2_186{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}._tagCheckbox_1ist2_193{display:flex;align-items:center;cursor:pointer;font-size:.9rem}._tagCheckbox_1ist2_193 input[type=checkbox]{margin-right:8px;cursor:pointer}._tagLabel_1ist2_205{padding:2px 8px;border-radius:12px;font-size:.75rem;font-weight:500;cursor:pointer;transition:opacity .2s}._tagLabel_1ist2_205:hover{opacity:.8}._submitButtons_1ist2_218{display:flex;gap:16px;margin-top:32px;padding-top:20px;border-top:1px solid #e0e0e0}._draftButton_1ist2_226,._publishButton_1ist2_227{flex:1;padding:12px 24px;border:none;border-radius:4px;cursor:pointer;font-size:1rem;font-weight:500;transition:all .2s}._draftButton_1ist2_226{background:#6c757d;color:#fff}._draftButton_1ist2_226:hover:not(:disabled){background:#5a6268;transform:translateY(-1px)}._publishButton_1ist2_227{background:#28a745;color:#fff}._publishButton_1ist2_227:hover:not(:disabled){background:#218838;transform:translateY(-1px)}._draftButton_1ist2_226:disabled,._publishButton_1ist2_227:disabled{opacity:.6;cursor:not-allowed;transform:none}._error_1ist2_265{border-color:#dc3545!important;box-shadow:0 0 0 2px #dc354540!important}._errorText_1ist2_270{display:block;color:#dc3545;font-size:.85rem;margin-top:4px;font-weight:500}._container_91hsk_1{display:flex;flex-direction:column;padding:20px;min-height:calc(100vh - var(--navbar-height) - var(--footer-height));max-width:1200px;margin:0 auto}._header_91hsk_10{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:30px;padding-bottom:15px;border-bottom:2px solid #007bff}._headerLeft_91hsk_19 h1{margin:0 0 10px;color:#333;font-size:1.8rem}._problemMeta_91hsk_25{display:flex;gap:20px;color:#666;font-size:.9rem}._usedBadge_91hsk_32,._flagBadge_91hsk_33{background:#28a745;color:#fff;padding:2px 6px;border-radius:4px;font-size:.7rem;font-weight:700}._flagBadge_91hsk_33{background:#dc3545}._headerTop_91hsk_46{margin-bottom:10px}._backButton_91hsk_50{background:none;border:1px solid #007bff;color:#007bff;padding:8px 16px;border-radius:4px;cursor:pointer;font-size:.9rem;transition:all 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#00000026;z-index:1000;min-width:120px}._dropdownMenu_91hsk_122 button{display:block;width:100%;padding:8px 12px;border:none;background:none;text-align:left;cursor:pointer;font-size:.9rem;color:#333;transition:background-color .2s}._dropdownMenu_91hsk_122 button:hover{background:#f8f9fa}._dropdownMenu_91hsk_122 ._deleteButton_91hsk_151{color:#dc3545}._dropdownMenu_91hsk_122 ._deleteButton_91hsk_151:hover{background:#f8f9fa;color:#c82333}._problemContent_91hsk_160{display:flex;flex-direction:column;gap:24px;margin-bottom:40px}._section_91hsk_167{background:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a}._section_91hsk_167 h3{margin:0 0 16px;color:#333;font-size:1.2rem;border-bottom:1px solid #e0e0e0;padding-bottom:8px}._content_91hsk_183{line-height:1.6;color:#555}._tags_91hsk_188{display:flex;flex-wrap:wrap;gap:8px}._tag_91hsk_188{padding:2px 8px;border-radius:12px;font-size:.75rem;font-weight:500;color:#fff}._answerHeader_91hsk_202{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}._answerHeader_91hsk_202 h3{margin:0}._spoilerButton_91hsk_213{background:#007bff;color:#fff;border:none;border-radius:4px;padding:6px 12px;cursor:pointer;font-size:.9rem;font-weight:500;transition:background-color .2s}._spoilerButton_91hsk_213:hover{background:#0056b3}._tagSelection_91hsk_229{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}._tagCheckbox_91hsk_236{display:flex;align-items:center;cursor:pointer;font-size:.9rem}._tagCheckbox_91hsk_236 input[type=checkbox]{margin-right:8px;cursor:pointer}._tagLabel_91hsk_248{padding:2px 8px;border-radius:12px;font-size:.75rem;font-weight:500;cursor:pointer;transition:opacity .2s}._tagLabel_91hsk_248:hover{opacity:.8}._tabSection_91hsk_261{background:#fff;border:1px solid #e0e0e0;border-radius:8px;box-shadow:0 2px 4px #0000001a}._tabHeader_91hsk_268{display:flex;justify-content:space-between;align-items:center;padding:20px 20px 0;border-bottom:1px solid #e0e0e0}._tabs_91hsk_276{display:flex;gap:0}._tab_91hsk_261{background:none;border:none;padding:12px 24px;cursor:pointer;font-size:1rem;font-weight:500;color:#666;border-bottom:3px solid transparent;transition:all .2s}._tab_91hsk_261:hover{color:#007bff}._tab_91hsk_261._active_91hsk_297{color:#007bff;border-bottom-color:#007bff}._tabActions_91hsk_302{display:flex;gap:12px}._createButton_91hsk_307{background:#28a745;color:#fff;border:none;border-radius:4px;padding:8px 16px;cursor:pointer;font-size:.9rem;font-weight:500;transition:background-color .2s}._createButton_91hsk_307:hover{background:#218838}._tabContent_91hsk_323{padding:20px}._itemsList_91hsk_327{display:flex;flex-direction:column;gap:20px}._item_91hsk_327{border:1px solid 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h3{margin:0;color:#333;font-size:1.3rem}._closeButton_91hsk_417{background:none;border:none;font-size:1.5rem;cursor:pointer;color:#666;padding:0;width:30px;height:30px;display:flex;justify-content:center;align-items:center}._closeButton_91hsk_417:hover{color:#333}._modalContent_91hsk_435{padding:20px}._historyList_91hsk_439{display:flex;flex-direction:column;gap:30px}._historySection_91hsk_445 h4{margin:0 0 20px;padding-bottom:10px;border-bottom:2px solid #007bff;color:#333;font-size:1.1rem}._historyEntry_91hsk_453{border:1px solid #e0e0e0;border-radius:6px;padding:16px;background:#f8f9fa;margin-bottom:16px}._historyHeader_91hsk_461{display:flex;gap:16px;margin-bottom:12px;font-size:.9rem;align-items:center}._historyField_91hsk_469{background:#007bff;color:#fff;padding:2px 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#007bff;padding-bottom:8px}._previewSection_91hsk_551{margin-bottom:24px}._previewSection_91hsk_551 h4{margin:0 0 12px;color:#555;font-size:1rem;font-weight:600}._previewText_91hsk_562{background:#fff;border:1px solid #dee2e6;border-radius:4px;padding:16px;min-height:60px;color:#333;line-height:1.5;max-width:100%}._placeholder_91hsk_573{color:#6c757d;font-style:italic}._formGroup_91hsk_578{display:flex;flex-direction:column;gap:8px}._formGroup_91hsk_578 label{font-weight:600;color:#333;font-size:1rem}._formGroup_91hsk_578 textarea{padding:12px;border:1px solid #ddd;border-radius:4px;font-size:14px;font-family:inherit;resize:vertical;transition:border-color .2s,box-shadow .2s}._fixedTextarea_91hsk_600{resize:none!important;height:auto}._formGroup_91hsk_578 textarea:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 2px #007bff40}._formGroup_91hsk_578 input[type=range]{width:100%;height:6px;border-radius:3px;background:#ddd;outline:none;transition:background 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20px;cursor:pointer;font-size:.95rem;font-weight:500;transition:background-color .2s}._cancelButton_91hsk_668:hover{background:#5a6268}._saveButton_91hsk_684{background:#007bff;color:#fff;border:none;border-radius:4px;padding:10px 20px;cursor:pointer;font-size:.95rem;font-weight:500;transition:background-color .2s}._saveButton_91hsk_684:hover:not(:disabled){background:#0056b3}._saveButton_91hsk_684:disabled{opacity:.6;cursor:not-allowed}