@layer theme{:root,:host{--font-sans:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab,red,red)){::placeholder{color:color-mix(in oklab,currentcolor 50%,transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.container{width:100%}@media(min-width:40rem){.container{max-width:40rem}}@media(min-width:48rem){.container{max-width:48rem}}@media(min-width:64rem){.container{max-width:64rem}}@media(min-width:80rem){.container{max-width:80rem}}@media(min-width:96rem){.container{max-width:96rem}}.hidden{display:none}}.header-countdown{background:var(--accent-soft);color:var(--accent);white-space:nowrap;font-variant-numeric:tabular-nums;border-radius:8px;align-items:center;gap:7px;padding:8px 11px;font-size:12px;display:inline-flex}.header-countdown svg{flex-shrink:0}@media(max-width:760px){.topbar:has(.header-countdown){flex-wrap:wrap;gap:10px;height:auto;min-height:65px;padding-top:12px;padding-bottom:12px}.topbar:has(.header-countdown) .topbar-right{flex-wrap:wrap;justify-content:flex-end;gap:7px;margin-left:auto}.header-countdown{padding:6px 8px;font-size:10px}}.offline-page{flex-direction:column;justify-content:center;align-items:center;gap:32px;min-height:100vh;padding:36px 20px;display:flex}.offline-card{text-align:center;width:min(100%,560px);padding:42px}.offline-icon{color:var(--accent);width:fit-content;margin:0 auto 24px}.offline-card h1{margin:12px 0 20px;font-size:clamp(30px,5vw,42px)}.offline-card p{color:var(--muted);margin:12px 0;line-height:1.7}.offline-card .btn{margin:20px 0}.offline-card small{color:var(--muted);display:block}:root{color:#23312b;font-synthesis:none;--bg:#f7f8f6;--surface:#fff;--surface2:#f8faf8;--text:#23312b;--muted:#818981;--border:#e6eae5;--accent:#315c47;--accent-soft:#edf3eb;--hover:#f6f8f4;--input:#fff;color-scheme:light;background:#f7f8f6;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible{outline-offset:3px;outline:3px solid #86ad8a}input:focus,select:focus,textarea:focus{outline-offset:1px;outline:2px solid #95b79b}input,select,textarea{min-width:0;color:var(--text);background:var(--input);border:1px solid var(--border);border-radius:7px;width:100%;padding:11px 12px}input::placeholder,textarea::placeholder{color:#92998f}select{cursor:pointer;padding-right:28px}textarea{resize:vertical;line-height:1.7}input[type=checkbox],input[type=radio]{width:16px;height:16px;accent-color:var(--accent);padding:0}h1,h2,h3,p{margin:0}h1,h2,h3{color:var(--text)}h1{letter-spacing:-1.15px;font-size:30px;font-weight:600;line-height:1.3}h2{letter-spacing:-.35px;font-size:17px;font-weight:600}h3{font-size:15px;font-weight:600}p{color:var(--muted);line-height:1.7}small{font-size:11px}svg{flex-shrink:0}pre{white-space:pre-wrap;overflow-wrap:anywhere;font-family:SFMono-Regular,Consolas,monospace;font-size:12px;line-height:1.8}.dark{--bg:#111713;--surface:#1a211c;--surface2:#161e18;--text:#e2e8de;--muted:#99a295;--border:#2c352d;--accent:#a4c99c;--accent-soft:#293c2b;--hover:#222d24;--input:#171f19;color-scheme:dark;color:var(--text);background:var(--bg)}.dark body{background:var(--bg)}.btn{color:#fff;white-space:nowrap;background:#315c47;border:1px solid #315c47;border-radius:7px;justify-content:center;align-items:center;gap:9px;padding:11px 17px;font-size:12px;font-weight:500;line-height:20px;transition:background .15s;display:inline-flex}.btn:hover{background:#244b37}.btn.secondary{background:var(--surface);border-color:var(--border);color:var(--text)}.btn.subtle{color:var(--muted);background:0 0;border-color:#0000}.btn.secondary:hover,.btn.subtle:hover{background:var(--hover);color:var(--text)}.icon-btn{color:var(--muted);vertical-align:middle;background:0 0;border:0;border-radius:6px;justify-content:center;align-items:center;padding:7px;display:inline-flex}.icon-btn:hover{background:var(--hover);color:var(--text)}.text-link{color:var(--accent);cursor:pointer;background:0 0;border:0;align-items:center;gap:7px;padding:0;font-size:12px;font-weight:500;display:inline-flex}.text-link:hover{text-decoration:underline}.muted{color:var(--muted)}.strong{font-weight:500}.nowrap{white-space:nowrap}.mono,.code-input{font-family:SFMono-Regular,Consolas,monospace}.preserve{white-space:pre-wrap;overflow-wrap:anywhere}.eyebrow{letter-spacing:1.7px;color:var(--muted);margin-bottom:12px;font-size:9px;font-weight:650}.brand{letter-spacing:-1.4px;align-items:center;font-size:28px;font-weight:700;line-height:1;display:flex}.brand-mark{color:#f3f5ed;background:#315c47;border-radius:8px;justify-content:center;align-items:center;width:33px;height:35px;margin-right:9px;display:flex}.brand-dot{color:#80a776}.badge{background:var(--surface2);color:var(--muted);border:1px solid var(--border);white-space:nowrap;border-radius:5px;justify-content:center;align-items:center;gap:7px;padding:4px 9px;font-size:10px;font-weight:500;line-height:17px;display:inline-flex}.badge.ac,.badge.easy,.badge.general,.badge.completed{color:#4e7845;background:#edf5ec;border-color:#e0eddb}.badge.medium,.badge.queued,.badge.tle,.badge.mle{color:#a17b27;background:#fbf4e5;border-color:#efe5cc}.badge.hard,.badge.wa,.badge.re,.badge.ce,.badge.failed{color:#b56c58;background:#faf0ed;border-color:#f1dfda}.badge.judging,.badge.contest{color:#8271ab;background:#f0eff8;border-color:#e4e0f1}.dark .badge.ac,.dark .badge.easy,.dark .badge.general,.dark .badge.completed{color:#b4d5a8;background:#263a28;border-color:#344f35}.dark .badge.medium,.dark .badge.queued,.dark .badge.tle,.dark .badge.mle{color:#e2c584;background:#3d3420;border-color:#51432a}.dark .badge.hard,.dark .badge.wa,.dark .badge.re,.dark .badge.ce,.dark .badge.failed{color:#e8a697;background:#3c2724;border-color:#51332c}.dark .badge.contest,.dark .badge.judging{color:#c2b4e3;background:#302c40;border-color:#433d55}.status-dot{background:#79a367;border-radius:50%;flex-shrink:0;width:6px;height:6px;display:inline-block}.status-dot.warning{background:#c89b49}.field{flex-direction:column;gap:8px;margin-bottom:19px;display:flex}.field>span{font-size:12px;font-weight:550}.field small,.form-hint{color:var(--muted);font-size:11px;line-height:1.8}.form-hint{margin:15px 0}.field input,.field select{min-height:42px}.form-grid{grid-template-columns:1fr 1fr;gap:18px;display:grid}.form-grid.three{grid-template-columns:repeat(3,1fr)}.form-actions{border-top:1px solid var(--border);justify-content:flex-end;margin-top:20px;padding-top:20px;display:flex}.toggle-row{justify-content:space-between;align-items:center;gap:22px;padding:15px 0;display:flex}.toggle-row strong{font-size:12px;font-weight:550}.toggle-row small{color:var(--muted);margin-top:4px;line-height:1.7;display:block}.switch{appearance:none;background:#d5dbd2;border:0;border-radius:12px;position:relative;width:34px!important;height:20px!important}.switch:before{content:"";background:#fff;border-radius:50%;width:14px;height:14px;transition:transform .15s;position:absolute;top:3px;left:3px}.switch:checked{background:#557a50}.switch:checked:before{transform:translate(14px)}.checkboxes{gap:24px;padding:8px 0;display:flex}.checkboxes label,.check-label{color:var(--muted);align-items:center;gap:9px;font-size:12px;display:flex}.error-box{color:#9f4e3d;background:#fff0ec;border:1px solid #edcec3;border-radius:7px;justify-content:space-between;align-items:center;gap:16px;margin:15px 0;padding:14px 17px;font-size:12px;line-height:1.7;display:flex}.dark .error-box{color:#efb5a9;background:#3d2722;border-color:#704238}.info-box{background:var(--accent-soft);border:1px solid var(--border);color:var(--accent);border-radius:8px;align-items:flex-start;gap:14px;margin:20px 0;padding:18px 21px;display:flex}.info-box p{color:var(--accent);font-size:12px}.toast{z-index:10000;color:#fff;background:#203d2e;border:1px solid #446d4a;border-radius:9px;align-items:center;gap:20px;max-width:90vw;padding:15px 20px;font-size:12px;line-height:1.7;display:flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%);box-shadow:0 8px 35px #0003}.toast.error{background:#6c3a31;border-color:#aa6d5c}.toast button{color:#fff;background:0 0;border:0;display:flex}.empty{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:9px;min-height:180px;padding:50px 24px;display:flex}.empty h3{font-size:15px;font-weight:550}.empty p{max-width:390px;font-size:12px}.empty-icon{background:var(--accent-soft);width:42px;height:42px;color:var(--accent);border:1px solid var(--border);border-radius:12px;justify-content:center;align-items:center;margin-bottom:3px;display:flex}.spin{color:var(--muted);animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.theme-switch{background:var(--surface2);border:1px solid var(--border);border-radius:7px;gap:2px;padding:3px;display:flex}.theme-switch button{color:var(--muted);background:0 0;border:0;border-radius:4px;padding:5px 7px;display:flex}.theme-switch button.selected{background:var(--surface);color:var(--text);box-shadow:0 1px 4px #0001}.login{grid-template-columns:1fr 1fr;min-height:100vh;display:grid}.login-story{color:#dce7d9;background:#182c24;flex-direction:column;justify-content:space-between;min-height:100vh;padding:55px 10% 34px;display:flex}.login-story .brand{color:#f1f5ea;align-self:flex-start}.login-story .brand-mark{color:#223c2c;background:#bbd4a2}.login-story>div{margin:65px 0 55px}.login-story .eyebrow{color:#9cb19a;font-size:9px}.login-story h1{color:#e4eddf;letter-spacing:-1.8px;margin:21px 0;font-size:44px;line-height:1.2}.login-story>div>p{color:#a2b4a5;max-width:360px;font-size:13px;line-height:1.9}.terminal-art{background:#13241d;border:1px solid #384b3e;border-radius:11px;max-width:430px;margin-top:38px;overflow:hidden;transform:rotate(-1deg);box-shadow:0 15px 20px #0001}.terminal-dots{border-bottom:1px solid #2b4032;align-items:center;gap:5px;padding:15px;display:flex}.terminal-dots i{background:#668b69;border-radius:50%;width:6px;height:6px}.terminal-dots i:nth-child(2){background:#8d9d68}.terminal-dots i:nth-child(3){background:#a5ae8d}.terminal-dots span{color:#8ba38e;margin-left:16px;font-family:monospace;font-size:9px}.terminal-art pre{color:#ced8c7;padding:21px;font-size:11px;line-height:2}.code-muted{color:#657e69}.code-purple{color:#c3adc7}.code-yellow{color:#d7c997}.code-green{color:#a4c990}.terminal-footer{color:#799981;border-top:1px solid #2b4032;justify-content:space-between;gap:12px;padding:13px 15px;font-size:9px;display:flex}.terminal-footer span{align-items:center;gap:6px;display:flex}.login-story>footer{color:#7d9985;align-items:center;gap:9px;font-size:10px;display:flex}.login-main{background:var(--bg);flex-direction:column;justify-content:center;align-items:center;padding:80px 40px;display:flex;position:relative}.login-theme{position:absolute;top:30px;right:35px}.login-main form{width:100%;max-width:340px}.small-brand{width:50px;height:50px;color:var(--accent);background:var(--accent-soft);border:1px solid var(--border);border-radius:12px;justify-content:center;align-items:center;margin-bottom:28px;display:flex}.login-main h2{letter-spacing:-1px;margin-bottom:11px;font-size:27px}.login-main form>p{margin-bottom:32px;font-size:13px}.login-main .btn{justify-content:space-between;width:100%;margin-top:10px;padding-left:18px;padding-right:18px}.login-note{border-top:1px solid var(--border);color:var(--muted);text-align:center;margin-top:27px;padding-top:23px;font-size:11px}.login-main>footer{color:var(--muted);letter-spacing:.2px;font-size:10px;position:absolute;bottom:30px}.app-shell{background:var(--bg);min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--border);background:var(--surface);z-index:30;flex-direction:column;width:222px;padding:29px 15px 0;display:flex;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar .brand{margin-bottom:43px;margin-left:13px;font-size:27px}.workspace-label{letter-spacing:1.5px;color:#92998e;margin:0 14px 13px;font-size:8px;font-weight:600}.sidebar nav{flex-direction:column;gap:4px;display:flex}.nav-item{color:var(--muted);border-radius:6px;align-items:center;gap:12px;padding:11px 14px;font-size:12px;font-weight:450;display:flex}.nav-item.active{background:var(--accent-soft);color:var(--accent);font-weight:550}.nav-item:hover{background:var(--hover)}.nav-dot{background:currentColor;border-radius:50%;width:4px;height:4px;margin-left:auto}.sidebar-bottom{margin-top:auto;padding-top:28px}.private-note{color:var(--muted);align-items:center;gap:9px;padding:15px 13px;font-size:10px;display:flex}.private-note small{color:#a5ada1;margin-top:4px;font-size:9px;display:block}.profile{border-top:1px solid var(--border);align-items:center;gap:10px;padding:19px 0;display:flex}.avatar{background:var(--accent-soft);color:var(--accent);border:1px solid var(--border);border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;font-size:10px;font-weight:600;display:flex}.profile>div:nth-child(2){flex:1}.profile strong{font-size:11px;font-weight:550;display:block}.profile small{color:var(--muted);margin-top:4px;font-size:9px;display:block}.profile .icon-btn{padding:5px}.main-shell{flex-direction:column;flex:1;min-width:0;margin-left:222px;display:flex}.topbar{border-bottom:1px solid var(--border);background:var(--surface);justify-content:space-between;align-items:center;gap:15px;height:75px;padding:0 38px;display:flex}.breadcrumb{color:var(--muted);align-items:center;gap:14px;font-size:10px;display:flex}.breadcrumb strong{color:var(--text);font-weight:500}.slash{color:#b8bdb5}.topbar-right{align-items:center;gap:17px;display:flex}.topbar-divider{background:var(--border);width:1px;height:20px}.menu-toggle{display:none}.page{flex:1;width:100%;max-width:1510px;margin:0 auto;padding:39px 38px 40px}.page-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:30px;display:flex}.page-heading .eyebrow{margin-bottom:10px}.page-heading p{margin-top:11px;font-size:12px}.heading-actions{gap:10px;display:flex}.app-footer{color:#949e8e;border-top:1px solid var(--border);letter-spacing:.3px;justify-content:space-between;gap:20px;padding:21px 38px;font-size:8px;display:flex}.footer-dot{margin:0 10px}.stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:17px;margin-bottom:27px;display:grid}.stat{background:var(--surface);border:1px solid var(--border);border-radius:9px;padding:21px 22px}.stat-top{color:var(--muted);justify-content:space-between;align-items:center;gap:10px;margin-bottom:18px;font-size:11px;display:flex}.stat-top svg{color:#97a391}.stat>strong{letter-spacing:-1.5px;font-size:34px;font-weight:550;line-height:1;display:block}.stat>small{color:var(--muted);letter-spacing:.1px;margin-top:15px;font-size:9px;display:block}.stat-unit{margin-left:3px;font-size:22px;font-weight:400}.panel{border:1px solid var(--border);background:var(--surface);border-radius:9px;margin-bottom:24px;overflow:hidden}.panel-heading{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:20px;padding:24px 23px;display:flex}.panel-heading p{margin-top:5px;font-size:10px}.panel-heading>svg{color:#a0ad98}.panel-heading .eyebrow{margin-bottom:8px;font-size:8px}.dashboard-grid{grid-template-columns:1.5fr 1fr;gap:23px;display:grid}.continue-panel .panel-heading{border-bottom:0;padding-bottom:15px}.challenge{border-top:1px solid var(--border);align-items:center;gap:16px;min-height:84px;padding:18px 23px;display:flex}.challenge:hover{background:var(--hover)}.challenge-number{color:#a8b0a2;font-family:monospace;font-size:10px}.challenge>div{flex:1}.challenge strong{font-size:12px;font-weight:550}.challenge small{color:var(--muted);margin-top:7px;font-size:9px;display:block}.challenge>svg{color:#a0ad98}.progress-card{background:#eef2e7;border:1px solid #dfe5d6;border-radius:9px;flex-direction:column;margin-bottom:24px;padding:29px 28px 24px;display:flex;position:relative}.progress-card:before{content:"+";color:#b9c9ad;font-size:40px;font-weight:200;position:absolute;top:12px;right:22px;transform:rotate(15deg)}.progress-card .eyebrow{color:#859576;font-size:8px}.progress-card h2{color:#42513b;letter-spacing:-.7px;font-size:24px;font-weight:500;line-height:1.4}.progress-card p{color:#839078;margin-top:11px;font-size:11px}.progress-line{background:#dae3cf;border-radius:3px;height:5px;margin-top:24px;overflow:hidden}.progress-line>div{background:#739361;height:100%}.progress-caption{color:#8a977e;justify-content:space-between;margin:9px 0 22px;font-size:9px;display:flex}.progress-caption strong{color:#638052}.progress-card>a{color:#49653f;align-items:center;gap:10px;margin-top:auto;font-size:11px;display:flex}.dark .progress-card{background:#273423;border-color:#3a4c31}.dark .progress-card h2{color:#d0dfbe}.dark .progress-card p,.dark .progress-card .eyebrow,.dark .progress-caption{color:#a7b99a}.dark .progress-card>a{color:#b4cd9d}.dark .progress-line{background:#3e5234}.table-wrap{width:100%;overflow-x:auto}table{border-collapse:collapse;text-align:left;white-space:normal;width:100%;font-size:11px}th{letter-spacing:.2px;color:var(--muted);background:var(--surface2);border-bottom:1px solid var(--border);white-space:nowrap;padding:13px 23px;font-size:9px;font-weight:500}td{border-bottom:1px solid var(--border);padding:19px 23px;line-height:1.6}tbody tr:last-child td{border-bottom:0}tbody tr:hover{background:var(--hover)}td .badge{padding:2px 8px;font-size:9px}td .text-link{font-size:11px}td:has(.text-link){cursor:pointer}.table-footer{border-top:1px solid var(--border);color:var(--muted);justify-content:space-between;align-items:center;gap:16px;padding:15px 22px;font-size:9px;display:flex}.table-footer .btn{padding:5px 9px;font-size:10px}.filters{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:20px 23px;display:flex}.filters>select{max-width:170px;padding:10px 12px;font-size:11px}.filters .field{min-width:300px;margin:0}.filters .field>select{font-size:12px}.filters .btn:first-of-type{margin-left:auto}.search{flex:1;align-items:center;gap:9px;display:flex;position:relative}.search>svg{color:var(--muted);position:absolute;left:12px}.search>input{background:var(--surface2);padding-left:38px;font-size:11px}.library-summary{color:var(--muted);justify-content:space-between;margin-bottom:20px;font-size:11px;display:flex}.library-summary>div,.library-summary>span{align-items:center;gap:9px;display:flex}.library-summary strong{color:var(--text);font-weight:600}.problem-table th,.problem-table td{padding-left:16px;padding-right:16px}.status-col{text-align:center;width:65px}.solved-check{color:#6f9a5c;background:#edf4e9;border-radius:50%;justify-content:center;align-items:center;width:21px;height:21px;display:inline-flex}.unsolved-circle{border:1.5px solid #d7ded1;border-radius:50%;width:15px;height:15px;display:inline-block}.problem-link{align-items:center;gap:19px;min-width:200px;display:flex}.problem-no{color:#9eaa95;font-family:monospace;font-size:10px}.problem-link strong{font-size:12px;font-weight:550}.problem-link small{color:var(--muted);margin-top:5px;font-size:9px;display:block}.tip-line{color:var(--muted);align-items:center;gap:10px;margin-top:25px;font-size:10px;display:flex}.contest-banner{background:var(--accent-soft);border:1px solid var(--border);color:var(--accent);border-radius:7px;justify-content:space-between;gap:20px;margin-bottom:24px;padding:15px 19px;font-size:12px;display:flex}.contest-banner>div,.contest-banner>span{align-items:center;gap:12px;display:flex}.contest-banner>span{font-family:monospace;font-size:11px}.workspace-heading{align-items:center;gap:12px;margin-bottom:24px;font-size:12px;display:flex}.workspace-heading>.text-link{color:var(--muted)}.workspace-meta{color:var(--muted);align-items:center;gap:20px;margin-left:auto;font-size:10px;display:flex}.workspace-meta>span{align-items:center;gap:6px;display:flex}.coding-workspace{grid-template-columns:.92fr 1.08fr;gap:20px;min-height:680px;display:grid}.panel-tab{border-bottom:1px solid var(--border);color:var(--text);align-items:center;gap:9px;padding:16px 20px;font-size:11px;font-weight:550;display:flex}.panel-tab>span:last-child,.panel-tab>.text-link{color:var(--muted);margin-left:auto;font-size:10px}.statement-body{max-height:800px;padding:25px;overflow-y:auto}.statement-body h1{font-size:25px}.statement-body>p{color:var(--text);margin:25px 0;font-size:12px;line-height:1.9}.statement-body section{margin-top:26px}.statement-body section h3{margin-bottom:11px;font-size:12px}.statement-body section p{color:var(--muted);font-size:11px}.tag-row{flex-wrap:wrap;gap:7px;margin-top:12px;display:flex}.tag-row .badge{padding:2px 7px;font-size:8px}.sample{border:1px solid var(--border);background:var(--surface2);border-radius:7px}.sample small{letter-spacing:1px;color:var(--muted);padding:10px 13px 0;font-size:8px;display:block}.sample pre{margin:0;padding:10px 13px}.sample small:not(:first-child){border-top:1px solid var(--border)}.editor-column{flex-direction:column;min-width:0;display:flex}.editor-toolbar{border-bottom:1px solid var(--border);align-items:center;gap:14px;padding:10px 15px;font-size:11px;display:flex}.editor-toolbar>div{flex:1;align-items:center;gap:8px;display:flex}.editor-toolbar strong{font-weight:500}.editor-toolbar>select{background:var(--surface2);border:0;width:110px;padding:7px 9px;font-size:10px}.editor-content{min-width:0;height:385px}.upload-button{cursor:pointer;color:var(--muted);white-space:nowrap;align-items:center;gap:6px;font-size:10px;display:inline-flex;position:relative}.upload-button input{display:none}.editor-footer{border-top:1px solid var(--border);color:var(--muted);justify-content:space-between;align-items:center;gap:15px;padding:15px 16px;font-size:9px;display:flex}.editor-footer .btn{padding:8px 12px;font-size:10px}.result-panel{flex:1;min-height:170px}.result-placeholder{color:var(--muted);align-items:center;gap:14px;padding:33px 22px;display:flex}.result-placeholder strong{color:var(--text);font-size:11px;font-weight:500}.result-placeholder p{margin-top:5px;font-size:10px}.result-body{padding:20px}.result-title{align-items:center;gap:11px;display:flex}.result-title strong{font-size:11px;font-weight:500}.result-metrics{grid-template-columns:repeat(4,1fr);gap:15px;padding:23px 0;display:grid}.result-metrics small{color:var(--muted);letter-spacing:.7px;font-size:8px;display:block}.result-metrics strong{margin-top:9px;font-size:12px;font-weight:500;display:block}.compile-log{background:var(--surface2);border:1px solid var(--border);border-radius:6px;max-height:220px;padding:15px;font-size:10px;overflow:auto}.modal{border:1px solid var(--border);color:var(--text);background:var(--surface);border-radius:12px;width:500px;max-width:calc(100vw - 32px);max-height:calc(100vh - 50px);margin:auto;padding:27px;position:fixed;inset:0;overflow-y:auto;box-shadow:0 25px 100px #0003}.modal.wide{width:820px}.modal::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#101a16a6}.modal-heading{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:17px;display:flex}.modal-heading h2{font-size:20px}.detail-summary{justify-content:space-between;align-items:center;gap:15px;display:flex}.detail-summary p{margin-top:7px;font-size:10px}.source-view{border:1px solid var(--border);border-radius:7px;height:280px;overflow:hidden}.case-results{flex-wrap:wrap;gap:9px;margin-top:20px;display:flex}.case-results>div{border:1px solid var(--border);border-radius:6px;align-items:center;gap:9px;padding:10px;font-size:10px;display:flex}.case-results small{color:var(--muted);font-size:9px}.rank{width:26px;height:26px;color:var(--muted);border-radius:7px;justify-content:center;align-items:center;display:inline-flex}.rank.podium{color:var(--accent);background:var(--accent-soft);font-weight:600}.admin-overview-grid{grid-template-columns:1.35fr 1fr;gap:24px;display:grid}.quick-links>a{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:20px 23px;display:flex}.quick-links>a:last-child{border:0}.quick-links>a:hover{background:var(--hover)}.quick-links strong{font-size:12px;font-weight:500}.quick-links small{color:var(--muted);margin-top:5px;font-size:10px;display:block}.quick-links svg{color:var(--muted)}.health-row{justify-content:space-between;align-items:center;gap:15px;padding:17px 23px;font-size:11px;display:flex}.health-row>span{align-items:center;gap:11px;display:flex}.status-card>.text-link{padding:14px 23px}.mode-options{grid-template-columns:1fr 1fr;gap:23px;display:grid}.mode-card{background:var(--surface);border:1px solid var(--border);cursor:pointer;border-radius:10px;padding:28px;display:block;position:relative}.mode-card.selected{border-color:#82a171;box-shadow:0 0 0 2px #82a17122}.mode-card>input{position:absolute;top:26px;right:23px}.mode-card>svg{color:var(--accent);margin-bottom:21px}.mode-card h2{margin-bottom:10px;font-size:21px}.mode-card p{max-width:350px;margin-bottom:20px;font-size:12px}.form-panel{padding:27px}.form-panel h2{margin-bottom:23px}.form-panel>p{margin-top:-9px;margin-bottom:20px;font-size:12px}.form-panel.narrow{max-width:850px}.mode-options+.form-panel{margin-top:23px}.cell-sub{color:var(--muted);margin-top:5px;font-size:9px;display:block}.row-actions{align-items:center;gap:6px;display:flex}.danger-text{color:#b77863}.btn.danger{color:#fff;background:#a63838;border-color:#a63838}.delete-preview{border:1px solid var(--border);border-radius:12px;margin:20px 0;overflow:hidden}.delete-preview>div{border-bottom:1px solid var(--border);justify-content:space-between;padding:10px 16px;display:flex}.delete-preview>div:last-child{border-bottom:0}.case-list{flex-direction:column;gap:19px;padding:21px;display:flex}.test-card{border:1px solid var(--border);border-radius:7px;overflow:hidden}.test-card-heading{background:var(--surface2);align-items:center;gap:13px;padding:14px 17px;font-size:11px;display:flex}.test-card-heading strong{font-weight:500}.test-card-heading>span:not(.badge){color:var(--muted);font-size:10px}.test-card-heading .row-actions{margin-left:auto}.test-io{grid-template-columns:1fr 1fr;display:grid}.test-io>div{min-width:0;padding:15px 17px}.test-io>div+div{border-left:1px solid var(--border)}.test-io small{letter-spacing:.5px;color:var(--muted);font-size:8px}.test-io pre{max-height:130px;margin-top:10px;font-size:11px;overflow:auto}.contest-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:23px;display:grid}.contest-card{margin:0;padding:24px}.contest-card-top{gap:8px;margin-bottom:20px;display:flex}.contest-card h2{font-size:20px}.contest-card p{margin-top:12px;font-size:11px}.contest-schedule{color:var(--muted);border-top:1px solid var(--border);align-items:center;gap:17px;margin-top:22px;padding-top:20px;font-size:10px;display:flex}.contest-schedule small{letter-spacing:.6px;margin-bottom:7px;font-size:8px;display:block}.contest-actions{flex-wrap:wrap;gap:7px;margin-top:23px;display:flex}.contest-actions .btn{padding:7px 9px;font-size:10px}.assignment-list{margin-bottom:22px}.assignment-list>div{border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:10px;padding:15px 0;font-size:11px;display:flex}.assignment-list strong{font-weight:500}.assignment-list small{color:var(--muted);margin-right:auto;font-size:9px}.assignment-list+h3{margin:20px 0}.worker-list>div{align-items:center;gap:15px;padding:22px;font-size:11px;display:flex}.worker-list strong{font-weight:500}.worker-list small{color:var(--muted);margin-left:auto;font-size:9px}.system-grid{grid-template-columns:repeat(3,1fr);gap:22px;display:grid}.system-card{padding:26px}.system-card>svg{margin-bottom:24px}.system-card h2{margin-bottom:11px}.system-card p{margin-top:18px;font-size:11px}.success-text{color:#80a36d}.warning-text{color:#c09a51}.definition-list{margin:0}.definition-list>div{border-bottom:1px solid var(--border);justify-content:space-between;padding:15px 0;font-size:12px;display:flex}.definition-list dt{text-transform:capitalize;color:var(--muted)}.definition-list dd{font-family:monospace}.sidebar-scrim{display:none}@media(min-width:1600px){.page{padding-top:50px}.login-story{padding-left:15%;padding-right:15%}}@media(max-width:1200px){.sidebar{width:200px}.main-shell{margin-left:200px}.topbar{padding:0 25px}.page{padding:32px 25px}.stat{padding:18px 17px}.stats{gap:12px}th,td{padding-left:16px;padding-right:16px}.coding-workspace{grid-template-columns:1fr}.statement-body{max-height:460px}.editor-content{height:410px}.contest-list{grid-template-columns:1fr}.login-story h1{font-size:36px}.login-story{padding-left:9%;padding-right:9%}}@media(max-width:980px){.dashboard-grid,.admin-overview-grid{grid-template-columns:1fr}.progress-card{min-height:300px}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.stat-top{margin-bottom:15px}.login-story{padding:40px 9% 30px}.login-story h1{font-size:32px}.terminal-art pre{font-size:10px}.login-story>div>p{font-size:12px}.page-heading{align-items:flex-start}.page-heading h1{font-size:26px}.heading-actions{padding-top:25px}.system-grid{grid-template-columns:1fr}.workspace-meta{gap:12px}.filters{flex-wrap:wrap}.search{flex-basis:100%}.filters .field{flex:1;min-width:230px}.worker-list>div{flex-wrap:wrap}.worker-list small{margin:0}.mode-options{gap:15px}.mode-card{padding:22px}.mode-card h2{font-size:18px}}@media(max-width:760px){.sidebar{visibility:hidden;width:230px;transition:transform .2s;transform:translate(-100%)}.sidebar.open{visibility:visible;transform:translate(0)}.sidebar-scrim{z-index:25;background:#0006;border:0;display:block;position:fixed;inset:0}.main-shell{margin:0}.menu-toggle{display:inline-flex}.topbar{height:65px;padding:0 18px}.breadcrumb{gap:9px;font-size:9px}.breadcrumb>span:first-of-type,.breadcrumb>.slash{display:none}.topbar-right{gap:10px}.topbar-divider{display:none}.topbar .badge{padding:3px 7px;font-size:8px}.theme-switch button{padding:4px 5px}.theme-switch svg{width:14px;height:14px}.page{padding:28px 20px}.page-heading{flex-direction:column;gap:14px}.page-heading h1{font-size:27px}.heading-actions{padding:0}.stats{gap:12px}.stat{padding:18px}.stat>strong{font-size:32px}.stat>small{font-size:8px}.stat-top{font-size:10px}.dashboard-grid{gap:0}.progress-card{min-height:290px;padding:26px}.panel-heading{padding:21px}.panel-heading h2{font-size:16px}.challenge{gap:12px;padding:17px 21px}.challenge strong{font-size:12px}.challenge .badge{font-size:8px}.app-footer{padding:20px;font-size:7px}.app-footer>span:last-child{display:none}.login{grid-template-columns:1fr}.login-story{display:none}.login-main{min-height:100vh;padding:80px 30px}.login-main form{max-width:360px}.login-main .small-brand{margin-bottom:32px}.modal{padding:21px}.form-grid,.form-grid.three{grid-template-columns:1fr;gap:0}.mode-options{grid-template-columns:1fr}.mode-card p{max-width:100%}.coding-workspace{gap:0}.statement-body{max-height:500px;padding:23px}.workspace-heading{flex-wrap:wrap}.workspace-meta{width:100%;margin:6px 0 0}.editor-footer{font-size:8px}.editor-toolbar,.result-metrics{gap:10px}.result-metrics strong{font-size:10px}.result-title{align-items:flex-start}.result-title strong{font-size:10px}.contest-banner{flex-direction:column;gap:12px}.contest-banner>div{flex-wrap:wrap;font-size:11px}.filters{padding:18px}.filters>select{flex:1;max-width:none}.filters .field{flex:1;min-width:100%}.filters .btn:first-of-type{margin-left:0}.test-card-heading{flex-wrap:wrap;gap:8px}.test-io{grid-template-columns:1fr}.test-io>div+div{border-left:0;border-top:1px solid var(--border)}.contest-card{padding:20px}.contest-schedule{flex-wrap:wrap}.info-box{padding:17px}.info-box p{font-size:11px}.modal h1{font-size:23px}.topbar .badge .status-dot{width:4px;height:4px}.table-footer{padding:13px 17px}.table-wrap{overscroll-behavior-x:contain}th,td{padding:15px}.detail-summary{align-items:flex-start}.detail-summary p{font-size:9px}.source-view{height:330px}}@media(prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.brand-name{letter-spacing:-.65px;white-space:nowrap;font-size:21px}.sidebar .brand-name{letter-spacing:-.45px;font-size:15px}