:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#070d18;--panel:#101c2d;--border:#273952;--text:#f6f9ff;--muted:#9badc5;--red:#ef3148;--blue:#327eff}*{box-sizing:border-box}html,body{background:var(--bg);min-height:100%;color:var(--text);margin:0;font-family:Manrope,Arial,sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.16}img{max-width:100%;display:block}.brand{white-space:nowrap;letter-spacing:.035em;align-items:center;gap:11px;font-family:Russo One,Arial,sans-serif;font-size:21px;display:inline-flex}.brand img{object-fit:cover;border-radius:50%;width:42px;height:42px}.brand b{color:#f04454;font-weight:inherit}.eyebrow{letter-spacing:.17em;color:#69a4ff;margin-bottom:12px;font-size:12px;font-weight:800}.muted{color:var(--muted);line-height:1.6}.btn{white-space:nowrap;min-height:44px;color:inherit;background:0 0;border:1px solid #0000;border-radius:10px;justify-content:center;align-items:center;padding:10px 18px;font-size:14px;font-weight:800;transition:filter .2s,transform .2s;display:inline-flex}.btn:hover{filter:brightness(1.13);transform:translateY(-1px)}.btn:disabled{opacity:.5;cursor:wait;transform:none}.primary{color:#fff;background:linear-gradient(135deg,#fa4352,#c71d3d);box-shadow:0 8px 24px #d72d4335}.secondary{color:#fff;background:#294d82}.outline{color:#dce9ff;border-color:#36506c}.bright{color:#101a2a;background:#fff}.text-button,.subtle-link{color:#9cc2f6;background:0 0;border:0;padding:0;font-size:14px;font-weight:700}.text-button:hover,.subtle-link:hover{text-decoration:underline}.stack-form{gap:18px;margin-top:26px;display:grid}label{color:#cddbf0;gap:8px;font-size:13px;font-weight:800;display:grid}input,textarea,select{color:#fff;resize:vertical;background:#0c1828;border:1px solid #344865;border-radius:10px;outline:none;width:100%;padding:12px 14px;font-size:15px}input:focus,textarea:focus,select:focus{border-color:#62a7ff;box-shadow:0 0 0 3px #4384df28}input::placeholder,textarea::placeholder{color:#6b819f}.notice{color:#ffc2ca;margin:20px 0 0;font-size:14px}.notice.success{color:#89e1b6}.play-shell{background:radial-gradient(circle at 20% 45%,#142950 0,#0000 39%),linear-gradient(145deg,#060b18,#0c1526 55%,#080c16);flex-direction:column;min-height:100vh;display:flex}.play-top{justify-content:space-between;align-items:center;width:min(1180px,100% - 48px);margin:auto auto 0;padding:28px 0;display:flex}.top-pill{color:#a5c6f4;border:1px solid #416292;border-radius:100px;padding:7px 13px;font-size:12px;font-weight:800}.play-container{flex:1;grid-template-columns:1fr minmax(360px,490px);align-items:center;gap:6vw;width:min(1180px,100% - 48px);margin:auto;display:grid}.play-art{align-self:stretch;max-height:660px;overflow:hidden;-webkit-mask-image:linear-gradient(#0000,#000 10% 85%,#0000);mask-image:linear-gradient(#0000,#000 10% 85%,#0000)}.play-art img{object-fit:contain;object-position:center bottom;filter:drop-shadow(0 20px 55px #071637);width:100%;height:100%}.play-card{background:#111e30ed;border:1px solid #344766;border-radius:22px;padding:clamp(24px,4vw,46px);box-shadow:0 30px 90px #010613aa}.play-card h1{margin-bottom:12px;font-size:clamp(30px,4vw,42px)}.play-card .btn{width:100%;min-height:51px}.play-footer{text-align:center;color:#6380a4;letter-spacing:.2em;padding:28px;font-size:10px}.play-head{justify-content:space-between;align-items:start;gap:15px;display:flex}.play-head h1{font-size:32px}.play-head .text-button{white-space:nowrap}.waiting{text-align:center;color:var(--muted);padding:50px 6px}.waiting h2{color:#fff}.waiting-mark{color:var(--red);margin-bottom:20px;font-size:50px;display:block}.question-meta{color:#75aaff;letter-spacing:.12em;border-top:1px solid var(--border);justify-content:space-between;margin-top:20px;padding-top:26px;font-size:12px;font-weight:800;display:flex}.question-title{margin:20px 0 28px;font-size:clamp(24px,3.2vw,34px);line-height:1.3}.timer-row{border-top:1px solid var(--border);align-items:center;gap:14px;padding-top:18px;display:flex}.timer{color:#82b2ff;font-family:Russo One,sans-serif;font-size:27px}.timer.urgent{color:#ff5366}.answer-form{margin-top:26px}.answer-locked,.correct-answer{border:1px solid var(--border);background:#0c1726;border-radius:10px;gap:6px;margin-top:20px;padding:16px;display:grid}.answer-locked small,.correct-answer small{letter-spacing:.12em;color:#8ba6c7;font-weight:800}.correct-answer{border-color:#ba3f52}.correct-answer strong{font-size:19px}.admin-shell{background:#0b1422;grid-template-columns:246px minmax(0,1fr);min-height:100vh;display:grid}.sidebar{background:#07101d;border-right:1px solid #233249;flex-direction:column;height:100vh;padding:28px 19px;display:flex;position:sticky;top:0}.sidebar .brand{font-size:17px}.sidebar .brand img{width:39px;height:39px}.sidebar-label{color:#617a9b;letter-spacing:.18em;margin:31px 12px 12px;font-size:10px;font-weight:800}.sidebar nav{gap:6px;display:grid}.sidebar nav a{color:#aebed3;border-radius:10px;align-items:center;gap:13px;padding:13px 12px;font-size:13px;font-weight:800;display:flex}.sidebar nav span{text-align:center;width:20px;font-size:18px}.sidebar nav a:hover,.sidebar nav .nav-active{color:#fff;background:#1b304f}.sidebar nav .nav-active{border-left:3px solid #f04454}.sidebar-bottom{gap:17px;margin-top:auto;padding:18px 10px;display:grid}.sidebar-bottom a,.sidebar-bottom button{color:#8ba5c8;text-align:left;background:0 0;border:none;padding:0;font-size:12px;font-weight:700}.admin-main{min-width:0}.admin-top{border-bottom:1px solid #24334b;justify-content:space-between;align-items:center;padding:30px clamp(24px,4vw,62px) 22px;display:flex}.admin-top h1{margin:0;font-family:Russo One,sans-serif;font-size:32px}.admin-top .eyebrow{margin:0 0 8px}.live-badge{color:#adbad0;font-size:12px}.live-badge i{background:#47d79b;border-radius:50%;width:8px;height:8px;margin-right:6px;display:inline-block}.admin-content{max-width:1480px;padding:27px clamp(24px,4vw,62px) 80px}.welcome-banner{background:linear-gradient(90deg,#142849 0%,#122440e8 44%,#0000 80%),url(/images/cobra-banner.png) 50% 45%/cover;border:1px solid #334361;border-radius:17px;align-items:center;height:196px;margin-bottom:24px;padding:30px 38px;display:flex}.welcome-banner p{color:#ef5368;letter-spacing:.2em;margin-bottom:10px;font-size:11px;font-weight:800}.welcome-banner h2{margin:0 0 10px;font-family:Russo One,sans-serif;font-size:24px}.welcome-banner span{color:#a5b9d2;font-size:13px}.admin-grid{grid-template-columns:minmax(0,1fr) 278px;gap:20px;display:grid}.main-column,.side-column{align-content:start;gap:20px;display:grid}.panel{background:#121f31;border:1px solid #2a3a54;border-radius:15px;padding:25px}.section-title{justify-content:space-between;align-items:end;margin-bottom:22px;display:flex}.section-title h2,.compact-panel h2{margin:0;font-size:19px}.section-title .eyebrow{margin-bottom:7px}.section-title em{color:#a9c8fa;vertical-align:middle;background:#263d5e;border-radius:20px;padding:3px 8px;font-size:11px;font-style:normal}.inline-form{align-items:end;gap:10px;display:flex}.inline-form label{flex:1}.inline-form .btn{min-width:116px}.select-label{margin:0 0 18px}.code-strip{border-top:1px solid var(--border);justify-content:space-between;align-items:center;margin-top:19px;padding-top:19px;display:flex}.code-strip div{gap:3px;display:grid}.code-strip small{color:#87a8d2;letter-spacing:.14em;font-size:10px;font-weight:800}.code-strip strong{letter-spacing:.14em;font-family:Russo One;font-size:27px}.team-list{gap:8px;margin-top:18px;display:grid}.team-list>div{background:#0d192a;border:1px solid #2b3d58;border-radius:9px;justify-content:space-between;gap:12px;padding:12px 14px;font-size:13px;display:flex}.team-list span{color:#8ea5c3}.team-list b{color:#d8e7ff;letter-spacing:.09em}.empty-note{color:#7892b4;margin:18px 0 0;font-size:13px}.question-form{gap:16px;display:grid}.form-pair{grid-template-columns:1fr 1fr;gap:12px;display:grid}.form-actions{align-items:center;gap:15px;display:flex}.question-card{background:#0c1828;border:1px solid #30425f;border-radius:11px;margin-top:12px;padding:20px}.question-card-head{color:#7daaff;letter-spacing:.1em;justify-content:space-between;align-items:center;font-size:11px;font-weight:800;display:flex}.state-pill{letter-spacing:0;color:#b8d4fa;background:#243d5e;border-radius:20px;padding:5px 9px}.state-pill.open{color:#ffa3aa;background:#3c2737}.state-pill.revealed{color:#95edc4;background:#2b493b}.question-card h3{margin:18px 0 9px;font-size:17px;line-height:1.4}.question-details,.reference-answer{color:#889eba;font-size:12px}.card-actions{flex-wrap:wrap;align-items:center;gap:9px;margin-top:18px;display:flex}.card-actions .btn{min-height:38px;font-size:12px}.submission-list{border-top:1px solid #293b55;margin-top:20px}.submission-list>p{color:#7085a4;font-size:12px}.submission{border-bottom:1px solid #263751;justify-content:space-between;align-items:center;gap:20px;padding:12px 0;display:flex}.submission>div:first-child{gap:4px;font-size:12px;display:grid}.submission span{color:#adc2dd}.grade-controls{gap:5px;display:flex}.grade-controls button{color:#c4d6ed;background:#14253b;border:1px solid #3c587b;border-radius:7px;min-width:35px;padding:7px}.grade-controls button.selected{color:#fff;background:#285783}.dark-panel{background:linear-gradient(#0b1831a8,#0c162a),url(/images/cobra-emblem.png) top/cover;min-height:290px}.dark-panel img{object-fit:cover;border-radius:50%;width:67px;height:67px;margin-bottom:18px}.dark-panel h2{font-size:18px;line-height:1.4}.dark-panel p:not(.eyebrow){color:#b3c3d8;font-size:12px;line-height:1.6}.dark-panel .btn{width:100%;font-size:12px}.compact-panel .eyebrow{margin-bottom:9px}.compact-panel h2{margin-bottom:20px}.mini-score{border-bottom:1px solid #2a3b52;justify-content:space-between;gap:8px;padding:11px 0;font-size:12px;display:flex}.mini-score b{color:#fff}.compact-panel .subtle-link{margin-top:20px;display:inline-block}.toast{color:#fff;z-index:4;background:#224267;border:1px solid #6385ab;border-radius:10px;padding:14px 18px;font-size:13px;position:fixed;bottom:24px;right:24px;box-shadow:0 10px 30px #0008}.toast button{color:#fff;background:0 0;border:0;margin-left:18px}.admin-loading{text-align:center;place-content:center;gap:20px;min-height:100vh;display:grid}.login-shell{grid-template-columns:1.1fr .9fr;min-height:100vh;display:grid}.login-visual{background:radial-gradient(circle,#1b315b,#060c18);align-items:center;display:flex;overflow:hidden}.login-visual img{object-fit:cover;object-position:30% center;width:100%;height:100vh}.login-panel{background:#101b2d;flex-direction:column;justify-content:space-between;padding:5vh clamp(30px,7vw,115px);display:flex}.login-panel h1{font-family:Russo One;font-size:clamp(34px,4vw,54px);line-height:1.14}.login-panel .stack-form{max-width:430px}.login-panel .btn{width:100%}.login-panel>div{max-width:490px}.results-shell{background:radial-gradient(circle at 83% 20%,#1b2f57,#0000 45%),#060c18;flex-direction:column;min-height:100vh;display:flex}.results-header,.simple-top{border-bottom:1px solid #23344d;justify-content:space-between;align-items:center;padding:24px clamp(24px,5vw,76px);display:flex}.results-content{width:min(1120px,100% - 48px);margin:7vh auto auto}.results-heading{border-bottom:2px solid #af3045;justify-content:space-between;align-items:center;margin-bottom:22px;padding-bottom:26px;display:flex}.results-heading h1{margin-bottom:10px;font-family:Russo One;font-size:clamp(32px,5vw,60px)}.results-heading p:last-child{color:#96a9c6;margin:0}.results-heading img{object-fit:cover;border-radius:50%;width:110px;height:110px}.score-head{color:#7697c0;letter-spacing:.15em;justify-content:space-between;padding:14px 18px;font-size:12px;font-weight:800;display:flex}.score-list{gap:9px;display:grid}.score-item{background:#14243a;border:1px solid #324462;border-radius:10px;grid-template-columns:60px 1fr 90px;align-items:center;padding:14px 22px;font-size:clamp(16px,2.2vw,26px);display:grid}.score-item.leader{background:linear-gradient(90deg,#51203c,#1e2b49);border-color:#e3485e}.score-item .rank{color:#f06777;font-family:Russo One}.score-item b{text-align:right;font-family:Russo One;font-size:1.2em}.empty-score{text-align:center;color:#91a6c0;background:#152136;border-radius:10px;padding:40px}.result-footer{text-align:center;color:#6e87a7;padding:26px;font-size:12px}.code-form{align-items:end;gap:12px;max-width:500px;display:flex}.code-form label{flex:1}.guide-shell{background:linear-gradient(140deg,#0b1930,#07101c);min-height:100vh}.guide-content{width:min(1020px,100% - 48px);margin:70px auto}.guide-content h1{margin-bottom:42px;font-family:Russo One;font-size:clamp(34px,5vw,60px)}.guide-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.guide-grid section{background:#15243a;border:1px solid #334765;border-radius:13px;padding:27px}.guide-grid span{color:#f05b71;font-family:Russo One;font-size:27px}.guide-grid h2{margin:16px 0 10px;font-size:21px}.guide-grid p{color:#abc0da;margin:0;font-size:14px;line-height:1.6}@media (width<=1050px){.admin-grid{grid-template-columns:1fr}.side-column{grid-template-columns:1fr 1fr}.dark-panel{min-height:auto}.play-container{gap:20px}}@media (width<=760px){.login-shell{display:block}.login-visual{height:180px}.login-visual img{object-position:center 35%;height:180px}.login-panel{gap:40px;min-height:calc(100vh - 180px);padding:24px}.admin-shell{display:block}.sidebar{flex-direction:row;align-items:center;gap:14px;height:auto;padding:12px 17px;display:flex;position:static;overflow:auto}.sidebar .brand span,.sidebar-label,.sidebar-bottom{display:none}.sidebar nav{gap:4px;display:flex}.sidebar nav a{white-space:nowrap;padding:8px;font-size:12px}.sidebar nav span{display:none}.admin-top{padding:23px}.admin-content{padding:20px}.welcome-banner{background-position:50%;height:155px;padding:22px}.welcome-banner h2{font-size:20px}.side-column{grid-template-columns:1fr}.play-container{width:min(500px,100% - 30px);margin:20px auto 40px;display:block}.play-art{display:none}.play-top{width:calc(100% - 30px);padding:17px 0}.play-card{padding:25px}.play-head{display:block}.play-head .text-button{margin-bottom:18px}.guide-grid{grid-template-columns:1fr}.results-heading img{width:65px;height:65px}.score-item{grid-template-columns:40px 1fr 50px;padding:13px}}@media (width<=500px){.inline-form,.code-form{display:grid}.inline-form label{width:100%}.team-list>div{display:grid}.results-header .btn{padding:8px;font-size:12px}.brand{font-size:17px}.brand img{width:34px;height:34px}.question-title{font-size:23px}}.brand-name,.display-wordmark{letter-spacing:.015em;text-transform:uppercase;text-shadow:0 2px 2px #000,0 0 28px #e63c5d35;font-family:Georgia,Times New Roman,serif;font-weight:900}.brand-name{color:#f6f7ff;white-space:nowrap;font-size:1.12em;line-height:1}.brand-name b,.display-wordmark span{color:#f74660;text-shadow:0 2px 2px #13050b,0 0 24px #e82d63a0}.brand img{border:1px solid #6f82ba;box-shadow:0 0 18px #328cff65}.display-wordmark{white-space:nowrap;margin:0 0 20px;font-size:clamp(34px,4.5vw,58px);line-height:1.04}.play-card .display-wordmark{margin-bottom:15px;font-size:clamp(32px,3.5vw,49px)}.welcome-question,.login-subtitle{margin:0 0 12px;font-size:clamp(21px,2vw,27px);line-height:1.25}.play-art{max-height:720px;-webkit-mask-image:linear-gradient(#0000,#000 8% 82%,#0000);mask-image:linear-gradient(#0000,#000 8% 82%,#0000)}.play-art img{object-fit:cover;object-position:center 26%;filter:drop-shadow(0 18px 46px #071637);border-radius:20px}.login-visual{background:#081326}.login-visual img{object-position:25% center}.welcome-banner{text-align:right;background:linear-gradient(270deg,#081224f8 0%,#08152be3 31%,#08152b45 75%),url(/images/cobra-app-wide.jpg) 35%/cover;justify-content:flex-end}.welcome-banner .display-wordmark{margin:0 0 12px;font-size:clamp(29px,3.2vw,47px)}.welcome-banner .banner-subtitle{letter-spacing:0;color:#d3e1f5;margin:0 0 8px;font-size:15px;font-weight:700}.dark-panel{background:#0e1c31}.dark-panel .feature-photo{object-fit:cover;object-position:center 32%;border:1px solid #425f87;border-radius:11px;width:100%;height:160px;margin-bottom:20px}.results-heading img{border:1px solid #576f9d;border-radius:15px;width:112px;height:112px}.guide-shell{background:linear-gradient(140deg,#07101de8,#07101dfa),url(/images/cobra-app-wide.jpg) top/cover fixed}@media (width<=760px){.sidebar .brand .brand-name{display:none}.play-container{margin:0 auto 40px}.play-art{border-radius:18px 18px 0 0;height:235px;max-height:none;display:block;-webkit-mask-image:linear-gradient(#000 0% 76%,#0000 100%);mask-image:linear-gradient(#000 0% 76%,#0000 100%)}.play-art img{object-fit:cover;object-position:center 23%;border-radius:18px 18px 0 0;width:100%;height:100%}.play-card{border-radius:20px;margin-top:-23px;position:relative}.login-visual img{object-position:28% 45%}.welcome-banner{background-position:30%;height:190px}.welcome-banner .display-wordmark{font-size:clamp(25px,5vw,35px)}}@media (width<=500px){.brand-name{font-size:1.05em}.play-top{gap:10px}.play-card .display-wordmark{font-size:clamp(29px,8vw,39px)}.welcome-banner{background:linear-gradient(270deg,#081224ec 0%,#08152bc9 47%,#08152b4d 100%),url(/images/cobra-app-wide.jpg) 28%/cover;padding:20px}.welcome-banner .display-wordmark{white-space:normal;font-size:26px}}