@font-face{font-family:system-ui;src:local("Arial");}
:root{--bg:#020617;--card:rgba(255,255,255,.08);--card2:rgba(15,23,42,.74);--line:rgba(255,255,255,.12);--txt:#f8fafc;--muted:#94a3b8;--cyan:#22d3ee;--cyan2:#67e8f9;--gold:#fcd34d;--rose:#fb7185;--green:#34d399;--violet:#a78bfa;}
*{box-sizing:border-box}body{margin:0;font-family:Tahoma,Arial,sans-serif;color:var(--txt);background:radial-gradient(circle at top right,#155e75 0,#020617 40%,#020617 100%);min-height:100vh}a{color:inherit;text-decoration:none}button,input,textarea,select{font-family:inherit}.page-bg{padding:24px}.container{max-width:1180px;margin:0 auto}.narrow{max-width:760px}.hero-card,.card{border:1px solid var(--line);background:var(--card);backdrop-filter:blur(16px);border-radius:32px;padding:28px;box-shadow:0 20px 80px rgba(0,0,0,.25)}.hero-card{margin-bottom:20px}.brand-mark{width:58px;height:58px;border-radius:22px;background:var(--cyan);color:#00111a;display:flex;align-items:center;justify-content:center;font-size:30px;margin-bottom:12px}.hero-card h1,.card h1,.card h2{margin:0 0 10px;font-weight:900}.hero-card p,.muted{color:var(--muted);line-height:1.9}.form-card label{display:block;margin:16px 0;color:#e2e8f0;font-weight:700}.form-card input,.form-card textarea,.form-card select,input,textarea,select{width:100%;margin-top:8px;border:1px solid var(--line);background:rgba(2,6,23,.55);color:var(--txt);border-radius:18px;padding:13px 14px;outline:none}.form-card input:focus,input:focus,textarea:focus,select:focus{border-color:var(--cyan)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:18px;padding:12px 16px;font-weight:900;cursor:pointer;transition:.15s;white-space:nowrap}.btn:hover{transform:translateY(-1px)}.btn.primary{background:var(--cyan);color:#04111f}.btn.secondary{background:rgba(255,255,255,.1);color:#fff;border:1px solid var(--line)}.btn.gold{background:var(--gold);color:#111827}.btn.danger{background:rgba(251,113,133,.18);color:#fecdd3;border:1px solid rgba(251,113,133,.35)}.btn.green{background:var(--green);color:#052e1b}.btn.full{width:100%}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.alert{border-radius:22px;padding:14px 16px;margin:14px 0;line-height:1.8}.alert.error{background:rgba(251,113,133,.15);border:1px solid rgba(251,113,133,.35);color:#fecdd3}.alert.success{background:rgba(52,211,153,.15);border:1px solid rgba(52,211,153,.35);color:#bbf7d0}.success-card{background:rgba(52,211,153,.09)}.danger-text{color:#fecdd3}.app-shell{min-height:100vh}.topbar{position:sticky;top:0;z-index:10;border-bottom:1px solid var(--line);background:rgba(2,6,23,.82);backdrop-filter:blur(18px)}.topbar-inner{max-width:1240px;margin:0 auto;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:12px}.brand-icon{width:48px;height:48px;border-radius:20px;background:var(--cyan);color:#00111a;display:flex;align-items:center;justify-content:center;font-size:24px}.brand-title{font-weight:950;font-size:20px}.brand-sub{font-size:12px;color:var(--muted);margin-top:3px}.nav{display:flex;gap:8px;overflow-x:auto;padding:4px}.nav button,.nav a{background:rgba(255,255,255,.06);border:1px solid transparent;color:#cbd5e1;border-radius:16px;padding:10px 13px;font-weight:900;cursor:pointer;white-space:nowrap}.nav button.active,.nav a.active{background:var(--cyan);color:#04111f}.main{max-width:1240px;margin:0 auto;padding:22px 18px}.grid{display:grid;gap:16px}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.stat{border:1px solid var(--line);background:var(--card);border-radius:28px;padding:20px}.stat .label{color:var(--muted);font-size:13px}.stat .value{font-size:28px;font-weight:950;margin-top:8px}.panel{border:1px solid var(--line);background:var(--card);border-radius:32px;padding:22px;box-shadow:0 18px 60px rgba(0,0,0,.18)}.panel h2{margin:0 0 14px;font-size:22px}.panel-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.pill{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:900;background:rgba(255,255,255,.08);color:#cbd5e1}.pill.cyan{background:rgba(34,211,238,.14);color:#cffafe}.pill.gold{background:rgba(252,211,77,.15);color:#fde68a}.mission-title{font-size:30px;font-weight:950;margin:8px 0}.mission-box{background:rgba(2,6,23,.38);border-radius:24px;padding:18px;line-height:2}.leader-row{border:1px solid var(--line);background:rgba(2,6,23,.35);border-radius:24px;padding:15px;margin-bottom:10px}.leader-row.top{border-color:rgba(252,211,77,.45);background:rgba(252,211,77,.12)}.leader-flex{display:flex;align-items:center;justify-content:space-between;gap:12px}.rank{width:42px;height:42px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.08);font-weight:950}.top .rank{background:var(--gold);color:#111827}.team-name{font-weight:950}.tiny{font-size:12px;color:var(--muted)}.score{font-size:26px;font-weight:950;color:var(--cyan2);text-align:left}.score-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.score-actions .btn{padding:7px 10px;border-radius:14px;font-size:12px}.tabs{display:none}.tab-content{display:none}.tab-content.active{display:block}.table-wrap{overflow:auto;border-radius:24px;border:1px solid var(--line)}table{width:100%;border-collapse:collapse;min-width:760px;background:rgba(2,6,23,.35)}th,td{padding:12px 14px;text-align:right;border-bottom:1px solid rgba(255,255,255,.08);vertical-align:top}th{font-size:12px;color:#cbd5e1;background:rgba(255,255,255,.06)}td{color:#e2e8f0;line-height:1.7}.badge-list{display:flex;flex-wrap:wrap;gap:8px}.badge{border:1px solid var(--line);background:rgba(255,255,255,.06);border-radius:999px;padding:7px 10px;font-size:12px;font-weight:900;cursor:pointer}.badge.active{background:var(--gold);color:#111827;border-color:var(--gold)}.challenge-card{border:1px solid var(--line);background:rgba(255,255,255,.07);border-radius:28px;padding:20px}.challenge-card.active{border-color:rgba(34,211,238,.55);background:rgba(34,211,238,.12)}.challenge-card h3{margin:10px 0;font-size:22px}.challenge-card p{color:#cbd5e1;line-height:1.9}.canvas-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.field-card{border:1px solid var(--line);background:rgba(255,255,255,.06);border-radius:24px;padding:16px}.field-card.wide{grid-column:1/-1}.field-card label{font-size:13px;font-weight:950;color:#e2e8f0}.field-card textarea{min-height:110px;resize:vertical;line-height:1.8}.live-body{overflow:hidden}.live-wrap{padding:22px;max-width:1500px;margin:0 auto}.live-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:stretch}.timer{font-family:monospace,direction;font-size:64px;font-weight:950;letter-spacing:4px;text-align:center;color:#fff}.timer-card{text-align:center}.timer-label{color:#cffafe;font-weight:900}.qrbox{background:#fff;color:#111827;border-radius:22px;padding:12px;text-align:center}.submission-card{border:1px solid var(--line);background:rgba(2,6,23,.35);border-radius:24px;padding:16px;margin-bottom:12px}.submission-answer{white-space:pre-wrap;max-height:170px;overflow:auto;background:rgba(255,255,255,.05);border-radius:16px;padding:12px;color:#e2e8f0;line-height:1.8}.login-layout{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:22px}.login-card{max-width:480px;width:100%}.hidden{display:none!important}.toast{position:fixed;bottom:18px;right:18px;z-index:100;background:#0f172a;border:1px solid var(--line);padding:14px 16px;border-radius:18px;box-shadow:0 14px 50px rgba(0,0,0,.35);color:#fff;max-width:380px}.toast.ok{border-color:rgba(52,211,153,.45)}.toast.err{border-color:rgba(251,113,133,.45)}code{background:rgba(255,255,255,.1);padding:2px 8px;border-radius:8px;direction:ltr;display:inline-block}.copy-code{direction:ltr;font-family:monospace;background:rgba(255,255,255,.08);border-radius:12px;padding:6px 10px;display:inline-flex;margin-top:6px}.footer-note{color:var(--muted);font-size:12px;margin-top:16px;line-height:1.8}@media(max-width:900px){.grid.cols-2,.grid.cols-3,.grid.cols-4,.canvas-grid,.live-hero{grid-template-columns:1fr}.topbar-inner{align-items:flex-start;flex-direction:column}.page-bg{padding:12px}.main{padding:14px 12px}.timer{font-size:44px}.hero-card,.card,.panel{border-radius:24px;padding:18px}.mission-title{font-size:24px}}