:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#141414;--panel:#161616f5;--text:#fafafa;--muted:#fafafaad;--faint:#fafafa73;--line:#fafafa2e;--line-strong:#fafafa47;--accent:#7759ff;--accent-light:#b9aaff;--accent-soft:#7759ff24;--danger:#ff6b7a;--success:#64d798;--radius:6px;--shadow:0 16px 44px #00000047;font-synthesis:none;font-family:Inter,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{background:linear-gradient(#7759ff06 1px, transparent 1px), linear-gradient(90deg, #7759ff06 1px, transparent 1px), var(--bg);min-width:320px;min-height:100vh;color:var(--text);background-size:32px 32px;margin:0}button,input,textarea{font:inherit}button{color:inherit}input{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}.shell{width:min(100% - 32px,1480px);margin:0 auto;padding:16px 0 40px}.panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);box-shadow:var(--shadow)}.muted{color:var(--muted)}.eyebrow{color:var(--faint);letter-spacing:.08em;margin:0 0 7px;font-size:11px;font-weight:700}.topbar{justify-content:space-between;align-items:center;gap:16px;min-height:58px;padding:0 4px;display:flex}.brand{letter-spacing:.035em;font-size:19px;font-weight:800}.brand>span:first-child{color:var(--accent)}.brand-separator{color:var(--faint)!important}.topbar-meta{color:var(--muted);letter-spacing:.07em;align-items:center;gap:9px;font-size:11px;font-weight:750;display:flex}.live-dot{background:var(--success);border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 4px #64d7981a}.account-actions{color:var(--muted);letter-spacing:.05em;align-items:center;gap:8px;font-size:11px;font-weight:700;display:flex}.button.compact{min-height:34px;padding:6px 10px;font-size:10px}.notice{border-left:2px solid var(--accent);background:var(--panel);margin-bottom:14px;padding:12px 14px}.notice.error{border-left-color:var(--danger);color:#ffb4bd}.notice.success{border-left-color:var(--success);color:#a8ebc7}.center-state{min-height:100vh;color:var(--muted);place-content:center;display:grid}.contest-head{justify-content:space-between;align-items:center;gap:24px;min-height:130px;margin-bottom:16px;padding:24px;display:flex}.contest-head h1{letter-spacing:-.025em;margin:0;font-size:clamp(23px,3vw,34px)}.contest-head .muted{max-width:720px;margin:10px 0 0}.contest-stats{border:1px solid var(--line);border-radius:var(--radius);align-items:stretch;display:flex}.contest-stats div{gap:4px;min-width:100px;padding:13px 16px;display:grid}.contest-stats div+div{border-left:1px solid var(--line)}.contest-stats span{color:var(--faint);letter-spacing:.08em;font-size:10px;font-weight:700}.contest-stats strong{font-size:20px}.workspace{grid-template-columns:270px minmax(0,1fr);align-items:start;gap:16px;display:grid}.sidebar{padding:20px;position:sticky;top:16px}.section-title{margin:0 0 13px;font-size:16px;font-weight:800}.section-title:first-letter{color:var(--accent)}.problem-list{gap:7px;display:grid}.problem-link{border-radius:var(--radius);width:100%;min-height:50px;color:var(--muted);text-align:left;cursor:pointer;background:0 0;border:1px solid #0000;justify-content:space-between;align-items:center;gap:12px;padding:10px 12px;display:flex}.problem-link:hover{border-color:var(--line-strong);color:var(--text);background:#fafafa06}.problem-link.active{border-color:var(--accent);color:var(--text);background:var(--accent-soft)}.problem-link strong{color:var(--accent-light);font-size:12px}.scoreboard-mini{border-top:1px solid var(--line);margin-top:24px;padding-top:18px}.sidebar-heading{justify-content:space-between;align-items:baseline;display:flex}.sidebar-heading>span{color:var(--faint);font-size:12px}.scoreboard-mini ol{gap:4px;margin:0;padding:0;list-style:none;display:grid}.scoreboard-mini li{color:var(--muted);justify-content:space-between;gap:12px;padding:7px 4px;font-size:13px;display:flex}.scoreboard-mini li strong{color:var(--text)}.empty-note{color:var(--faint);margin:0;font-size:13px}.task-column{gap:16px;min-width:0;display:grid}.problem{overflow:hidden}.problem-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:20px;padding:22px 24px;display:flex}.problem-head h2{margin:0;font-size:23px}.limits{flex-wrap:wrap;justify-content:flex-end;gap:7px;display:flex}.limits span{border:1px solid var(--line);color:var(--muted);border-radius:4px;padding:6px 8px;font-size:11px;font-weight:700}.statement{max-width:880px;color:var(--muted);padding:24px;line-height:1.65}.statement>p:first-child{color:var(--text);margin-top:0;font-size:17px}.statement h3{color:var(--text);margin:24px 0 8px;font-size:15px}.example-grid{grid-template-columns:1fr 1fr;gap:10px;margin-top:24px;display:grid}.example-grid>div{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.example-grid span{border-bottom:1px solid var(--line);color:var(--faint);letter-spacing:.08em;padding:8px 11px;font-size:10px;font-weight:700;display:block}.example-grid pre{min-height:52px;color:var(--text);margin:0;padding:12px;font-family:Courier New,monospace;font-size:14px;overflow:auto}.editor-panel{overflow:hidden}.editor-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:20px;min-height:70px;padding:12px 16px 12px 20px;display:flex}.signed-author{justify-items:end;gap:5px;display:grid}.signed-author span{color:var(--faint);letter-spacing:.08em;font-size:10px;font-weight:700}.signed-author strong{color:var(--accent-light)}.editor-panel textarea{resize:vertical;color:#f2efff;width:100%;min-height:330px;caret-color:var(--accent-light);tab-size:4;background:#111;border:0;outline:0;padding:20px;font-family:Courier New,Consolas,monospace;font-size:15px;line-height:1.6;display:block}.editor-panel textarea:focus{box-shadow:inset 3px 0 var(--accent)}.submit-row{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;min-height:64px;padding:11px 14px 11px 20px;display:flex}.submit-row p{margin:0;font-size:12px}.button{border:1px solid var(--line-strong);border-radius:var(--radius);letter-spacing:.04em;cursor:pointer;background:#fafafa06;min-height:42px;padding:9px 15px;font-size:12px;font-weight:800}.button:hover{border-color:var(--accent);background:var(--accent-soft)}.button.primary{border-color:var(--accent);background:#7759ff33}.button.primary:hover{background:#7759ff4d}.button:disabled{opacity:.45;cursor:not-allowed}.submission{padding:20px}.submission-main{justify-content:space-between;align-items:center;gap:20px;display:flex}.status{font-size:19px}.status.accepted{color:var(--success)}.status.wrong_answer,.status.syntax_error,.status.runtime_error,.status.time_limit,.status.output_limit,.status.internal_error{color:#ffb4bd}.status.queued,.status.running{color:var(--accent-light)}.score{align-items:baseline;gap:5px;display:flex}.score strong{font-size:30px}.score span{color:var(--muted)}.test-results{grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:8px;margin-top:18px;display:grid}.test-results>div{border:1px solid var(--line);color:var(--muted);border-radius:4px;justify-content:space-between;gap:10px;padding:9px 10px;font-size:12px;display:flex}.test-results>.accepted{border-color:#64d79859}.test-results>div:not(.accepted){border-color:#ff6b7a59}.internal-error{color:#ffb4bd;margin:16px 0 0;font-family:monospace;font-size:12px}.auth-shell{align-content:center;gap:18px;width:min(100% - 28px,480px);min-height:100vh;margin:0 auto;padding:30px 0;display:grid}.auth-brand{padding-left:4px}.auth-panel{padding:28px}.auth-panel h1,.admin-create h1{letter-spacing:-.025em;margin:0 0 10px;font-size:27px}.auth-panel>.muted{margin:0 0 22px;line-height:1.55}.auth-form{gap:14px;display:grid}.auth-form label,.admin-create label{gap:7px;display:grid}.auth-form label span,.admin-create label span,.secret-box span{color:var(--faint);letter-spacing:.08em;font-size:10px;font-weight:700}.auth-form input,.admin-create input{border:1px solid var(--line-strong);border-radius:var(--radius);width:100%;height:44px;color:var(--text);background:#fafafa06;outline:0;padding:0 12px}.auth-form input:focus,.admin-create input:focus{border-color:var(--accent);box-shadow:0 0 0 2px #7759ff29}.form-error,.form-success{border-left:2px solid var(--danger);color:#ffb4bd;background:#ff6b7a14;margin:0;padding:10px 12px;font-size:12px;line-height:1.5}.form-success{border-left-color:var(--success);color:#a8ebc7;background:#64d79814}.text-button{background:0 0;border-color:#0000}.full-button{width:100%;margin-top:20px}.totp-qr{border-radius:var(--radius);width:210px;height:210px;image-rendering:pixelated;background:#fff;margin:8px auto 18px;padding:8px;display:block}.secret-box{border:1px solid var(--line);border-radius:var(--radius);gap:7px;margin-bottom:18px;padding:12px;display:grid}.secret-box code{overflow-wrap:anywhere;color:var(--accent-light);font-size:12px}.recovery-grid{grid-template-columns:1fr 1fr;gap:8px;display:grid}.recovery-grid code{border:1px solid var(--line);color:var(--accent-light);text-align:center;border-radius:4px;padding:9px 7px}.admin-layout{grid-template-columns:minmax(300px,420px) minmax(0,1fr);align-items:start;gap:16px;display:grid}.admin-create{gap:14px;padding:24px;display:grid}.admin-create h1{margin-bottom:4px}.small-text{margin:-2px 0 2px;font-size:12px;line-height:1.5}.users-panel{overflow:hidden}.users-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:22px 24px;display:flex}.users-head h2{margin:0}.users-head>strong{color:var(--accent-light);font-size:24px}.users-list{display:grid}.user-item{border-bottom:1px solid var(--line)}.user-item:last-child{border-bottom:0}.user-row{justify-content:space-between;align-items:center;gap:18px;min-height:66px;padding:12px 18px;display:flex}.user-row>div:first-child{gap:4px;display:grid}.user-row>div:first-child span{color:var(--faint);font-size:11px}.user-row-right{justify-content:flex-end;align-items:center;gap:12px;display:flex}.user-flags{flex-wrap:wrap;justify-content:flex-end;gap:6px;display:flex}.user-flags span{border:1px solid var(--line);color:var(--muted);border-radius:4px;padding:5px 7px;font-size:10px}.user-flags .good{color:#a8ebc7;border-color:#64d79859}.user-flags .bad{color:#ffb4bd;border-color:#ff6b7a59}.user-actions{gap:6px;display:flex}.danger-button{color:#ffb4bd;border-color:#ff6b7a73}.danger-button:hover{border-color:var(--danger);background:#ff6b7a1a}.password-reset{border-top:1px solid var(--line);background:#7759ff0d;align-items:end;gap:10px;padding:14px 18px;display:flex}.password-reset label{flex:1;gap:6px;min-width:240px;display:grid}.password-reset label span{color:var(--faint);letter-spacing:.08em;font-size:10px;font-weight:700}.password-reset input{border:1px solid var(--line-strong);border-radius:var(--radius);width:100%;height:38px;color:var(--text);background:#fafafa06;outline:0;padding:0 10px}.password-reset input:focus{border-color:var(--accent)}.password-reset>div{gap:6px;display:flex}.builder-shell{max-width:1680px}.builder-toolbar{justify-content:space-between;align-items:center;gap:24px;margin-bottom:16px;padding:20px 24px;display:flex}.builder-toolbar h1{margin:0;font-size:27px}.builder-toolbar label{gap:7px;min-width:min(420px,45vw);display:grid}.builder-toolbar label span,.builder-fields label>span,.test-data label>span,.test-settings label>span{color:var(--faint);letter-spacing:.08em;font-size:10px;font-weight:700}.builder-toolbar select,.builder-fields input,.builder-fields textarea,.test-data textarea,.test-settings input{border:1px solid var(--line-strong);border-radius:var(--radius);width:100%;color:var(--text);background:#111;outline:0}.builder-toolbar select,.builder-fields input,.test-settings input{height:40px;padding:0 10px}.builder-toolbar select{background:#fafafa06}.builder-fields textarea,.test-data textarea{resize:vertical;padding:10px 11px;font-family:inherit;line-height:1.5}.builder-toolbar select:focus,.builder-fields input:focus,.builder-fields textarea:focus,.test-data textarea:focus,.test-settings input:focus{border-color:var(--accent);box-shadow:0 0 0 2px #7759ff21}.builder-layout{grid-template-columns:320px minmax(0,1fr);align-items:start;gap:16px;display:grid}.builder-list{position:sticky;top:16px;overflow:hidden}.builder-list-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;min-height:62px;padding:12px 14px 12px 18px;display:flex}.builder-list-head>strong{font-size:15px}.builder-empty{padding:18px}.builder-problem{border:0;border-bottom:1px solid var(--line);text-align:left;cursor:pointer;background:0 0;justify-content:space-between;align-items:center;gap:12px;width:100%;min-height:68px;padding:11px 14px 11px 18px;display:flex}.builder-problem:last-child{border-bottom:0}.builder-problem:hover{background:#fafafa06}.builder-problem.active{box-shadow:inset 3px 0 var(--accent);background:var(--accent-soft)}.builder-problem>span{gap:5px;min-width:0;display:grid}.builder-problem strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.builder-problem small{color:var(--faint)}.builder-problem em{color:#ffb4bd;letter-spacing:.08em;border:1px solid #ff6b7a66;border-radius:3px;padding:4px 5px;font-size:8px;font-style:normal;font-weight:800}.builder-editor{min-width:0;overflow:hidden}.builder-placeholder{min-height:360px;color:var(--muted);place-content:center;justify-items:center;gap:7px;display:grid}.builder-placeholder strong{color:var(--text);font-size:19px}.builder-editor-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:20px;min-height:82px;padding:16px 20px;display:flex}.builder-editor-head h2{margin:0;font-size:22px}.lock-badge{color:#ffb4bd;letter-spacing:.07em;border:1px solid #ff6b7a66;border-radius:4px;padding:7px 9px;font-size:9px;font-weight:800}.locked-note{color:#ffb4bd;background:#ff6b7a12;border-bottom:1px solid #ff6b7a40;padding:12px 20px;font-size:12px;line-height:1.5}.builder-editor fieldset{border:0;min-width:0;margin:0;padding:20px}.builder-editor fieldset:disabled{opacity:.72}.builder-fields{gap:13px;margin-bottom:14px;display:grid}.builder-fields.two-columns{grid-template-columns:minmax(0,2fr) minmax(180px,1fr)}.builder-fields.three-columns{grid-template-columns:repeat(4,minmax(120px,1fr))}.builder-fields label,.test-data label,.test-settings label{gap:6px;display:grid}.tests-head{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:18px;margin-top:28px;padding:14px 0;display:flex}.tests-head>div{align-items:baseline;gap:12px;display:flex}.tests-head .eyebrow{margin:0}.points-ok{color:var(--success);font-size:12px}.points-bad{color:var(--danger);font-size:12px}.builder-tests{gap:11px;display:grid}.builder-test{border:1px solid var(--line);border-radius:var(--radius);background:#00000021;overflow:hidden}.builder-test-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;min-height:44px;padding:7px 10px 7px 13px;display:flex}.builder-test-head>div{gap:5px;display:flex}.icon-button{border:1px solid var(--line);cursor:pointer;background:0 0;border-radius:4px;width:30px;height:28px}.icon-button:hover{border-color:var(--accent);background:var(--accent-soft)}.icon-button:disabled{opacity:.3;cursor:not-allowed}.test-data{grid-template-columns:1fr 1fr;gap:10px;padding:12px;display:grid}.test-data textarea{font-family:Courier New,Consolas,monospace;font-size:13px}.test-settings{align-items:end;gap:18px;padding:0 12px 12px;display:flex}.test-settings>label:first-child{width:130px}.checkbox-field{cursor:pointer;grid-template-columns:auto 1fr;align-items:center;min-height:40px;display:flex!important}.checkbox-field input{width:17px;height:17px;accent-color:var(--accent)}.builder-actions{border-top:1px solid var(--line);flex-wrap:wrap;gap:8px;margin-top:18px;padding-top:18px;display:flex}.builder-actions.locked-actions{margin:0;padding:14px 20px}@media (width<=860px){.workspace,.admin-layout,.builder-layout{grid-template-columns:1fr}.builder-list{position:static}.builder-fields.three-columns{grid-template-columns:repeat(2,minmax(120px,1fr))}.sidebar{position:static}.problem-list{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}.scoreboard-mini{display:none}}@media (width<=620px){.shell{width:min(100% - 20px,1480px);padding-top:8px}.topbar-meta,.account-actions>span{display:none}.contest-head,.problem-head,.editor-head{flex-direction:column;align-items:stretch}.contest-stats{align-self:stretch}.contest-stats div{flex:1}.limits{justify-content:flex-start}.example-grid{grid-template-columns:1fr}.submit-row{flex-direction:column;align-items:stretch}.submit-row p{display:none}.recovery-grid{grid-template-columns:1fr}.user-row{flex-direction:column;align-items:flex-start}.user-row-right{flex-direction:column;align-items:flex-start;width:100%}.user-flags{justify-content:flex-start}.password-reset{flex-direction:column;align-items:stretch}.password-reset label{min-width:0}.builder-toolbar,.builder-editor-head{flex-direction:column;align-items:stretch}.builder-toolbar label{min-width:0}.builder-fields.two-columns,.builder-fields.three-columns,.test-data{grid-template-columns:1fr}.tests-head,.test-settings{flex-direction:column;align-items:stretch}.test-settings>label:first-child{width:auto}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important}}