:root{color-scheme:dark;--bg:#090d17;--fg:#eceefa;--muted:#9fa9bd;--mint:#48d3a5;--accent:#b295ff;--white:#f7f7fb;--ink:#252736;--rose:#ff809b}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 75% 0,#1f2745,transparent 52%),var(--bg);color:var(--fg);font-family:system-ui,-apple-system,"Segoe UI",sans-serif}button,input{font:inherit}button{cursor:pointer}button:disabled,input:disabled{cursor:not-allowed;opacity:.55}a{color:inherit;text-decoration:none}.site-bar{height:64px;display:flex;justify-content:space-between;align-items:center;gap:12px;border-bottom:1px solid #ffffff19;max-width:1220px;padding:0 22px;margin:0 auto}.home,.admin-link{font-weight:650;font-size:13px;color:#cfd5e5}.brand-small{font-size:12px;letter-spacing:.13em;font-weight:900}.brand-small span{color:var(--mint)}.page{max-width:1200px;margin:0 auto;padding:30px 20px 60px}.heading{max-width:840px;margin-bottom:23px}.eyebrow{font-size:11px;letter-spacing:.14em;font-weight:850;color:#91f0ce}.heading h1{font-weight:850;font-size:clamp(32px,5vw,52px);letter-spacing:-.055em;margin:8px 0}.heading h1 em{font-style:normal;color:#baacff}.heading p{margin:0;color:#b9c1d1;font-size:13px;line-height:1.7}.heading strong{color:#e5ebf4}.arena{position:relative;min-height:630px;border:1px solid #323d58;border-radius:17px;overflow:hidden;background:linear-gradient(170deg,#171f33,#111827);box-shadow:0 23px 70px #0005}.arena canvas{display:block;width:100%;height:630px;touch-action:manipulation;outline:none;cursor:crosshair}.arena-top{position:absolute;top:16px;left:20px;right:20px;display:flex;align-items:center;gap:7px;color:#b2bed8;font-size:10px;font-weight:800;letter-spacing:.1em;pointer-events:none}.arena-number{margin-left:auto;color:#8591aa}.live-dot{width:7px;height:7px;border-radius:50%;background:#50d4ac;box-shadow:0 0 12px #50d4ac}.hud{position:absolute;top:49px;left:17px;display:grid;grid-template-columns:repeat(2,minmax(86px,1fr));gap:9px;pointer-events:none}.hud>div{padding:8px 12px;background:#0d1423c7;border:1px solid #49516b7a;border-radius:8px}.hud small{display:block;color:#93a0b8;font-size:9px;letter-spacing:.07em}.hud b{font-size:14px}.stage-help{position:absolute;bottom:70px;left:19px;right:19px;color:#b7c5d5;font-size:12px;pointer-events:none}.stage-actions{position:absolute;bottom:17px;left:18px;display:flex;gap:8px;flex-wrap:wrap}.stage-actions button{border:1px solid #566587;background:#101c31;color:#e8eefa;border-radius:7px;padding:9px 13px;font-size:12px;font-weight:700}.stage-actions button:disabled{opacity:.45}.float-btn{position:absolute;z-index:5;top:23px;right:20px;width:45px;height:45px;border-radius:50%;border:1px solid #a7afd4;background:#1e223c;color:#f0e6ff;font-size:13px;font-weight:900;box-shadow:0 6px 18px #0007}.menu{position:absolute;z-index:4;top:82px;right:19px;width:345px;max-width:calc(100% - 38px);max-height:calc(100% - 111px);display:flex;flex-direction:column;background:var(--white);color:var(--ink);border-radius:10px;border:1px solid #bbc1d1;box-shadow:0 20px 55px #0009;overflow:hidden}.menu[hidden]{display:none}.menu-head{height:33px;display:flex;align-items:center;justify-content:space-between;padding:0 11px;background:#fff;gap:5px}.menu-head b{font-size:12px;letter-spacing:.06em}.menu-head small{font-size:8px;color:#7c8091}.status-bad{font-size:9px;color:#b03e58;font-weight:800}.status-bad.good{color:#07936e}.tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;padding:4px;background:#eeeef4}.tabs button{border:0;padding:8px 0;background:#e7e5ed;color:#484654;font-size:11px;font-weight:750}.tabs button.selected{background:#272838;color:#fff;border-radius:3px}.menu-body{padding:11px;overflow-y:auto;max-height:420px;min-height:285px}.view[hidden]{display:none}.panel-hint{background:#f4eaf1;color:#85526d;font-size:10px;line-height:1.6;text-align:center;padding:8px;border-radius:5px;margin-bottom:11px}.panel-hint b{color:#6e4a70}.view fieldset{padding:0;border:0;margin:0}.toggle-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px}.toggle-grid label,.wide-toggle{display:flex;align-items:center;gap:9px;min-height:36px;padding:6px 10px;background:#272936;color:#f5f5f9;border-radius:4px;font-size:11px;font-weight:800;cursor:pointer}.toggle-grid label:has(input:checked),.wide-toggle:has(input:checked){background:#3e376d}.toggle-grid input,.wide-toggle input{accent-color:#a78bff}.range-label{display:flex;justify-content:space-between;align-items:center;margin:14px 0 4px;color:#575c70;font-size:10px;font-weight:800}.range-label output{color:#453385}.view input[type=range]{width:100%;accent-color:#8e76e6}.color-line{display:flex;justify-content:space-between;align-items:center;margin:11px 0;font-size:11px;font-weight:750}.color-line input{width:50px;height:31px;border:0;background:transparent}.wide-toggle{margin:8px 0}.small{color:#7a8293;font-size:10px;line-height:1.6;margin:10px 0 0}.key-hint{display:flex;flex-direction:column;gap:3px;font-weight:850}.key-hint span{font-size:10px;font-weight:450}.key-hint b{color:#b65165}.key-hint b.good{color:#09966f}.view form>label{font-size:10px;font-weight:800;display:block;margin:12px 0 5px;color:#53586c}.form-row{display:flex;gap:5px}.form-row input{min-width:0;flex:1;background:#fff;color:#272736;border:1px solid #cbd0de;border-radius:4px;padding:10px;font-size:12px}.form-row button{border:1px solid #c2c4d0;border-radius:4px;background:#eceef4;color:#393b48;padding:0 11px;font-size:11px}.key-buttons{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:15px 0 11px}.key-buttons button{background:#272838;color:white;border:0;padding:12px 6px;border-radius:5px;font-size:11px;font-weight:800}.key-buttons button:last-child{background:#7966ba}.message{background:#f3f3fa;border-radius:5px;padding:10px 11px;color:#8d4b67;font-size:11px;line-height:1.55}.message.good{background:#def9ee;color:#0b7655}.menu-foot{display:flex;justify-content:space-between;align-items:center;padding:8px 11px;border-top:1px solid #dedee6;font-size:9px;font-weight:800;color:#868899}.menu-foot a{color:#635098}.after{margin:24px 0;color:#bbc5d6;font-size:13px;line-height:1.7;max-width:800px}.after b{color:#f3f5fd}.after p{margin:5px 0}
@media(max-width:600px){.page{padding:22px 11px 50px}.site-bar{padding:0 12px}.home,.admin-link{font-size:11px}.heading h1{font-size:35px}.heading p{font-size:12px}.arena{min-height:620px}.arena canvas{height:620px}.hud{left:10px;top:45px;grid-template-columns:repeat(2,75px);gap:4px}.hud>div{padding:6px}.hud b{font-size:12px}.arena-top{left:13px;right:13px;font-size:9px}.menu{top:91px;right:10px;max-height:calc(100% - 119px);width:min(350px,calc(100% - 20px))}.menu-body{max-height:385px}.float-btn{top:35px;right:12px;width:44px;height:44px}.stage-help{bottom:66px;font-size:11px}.stage-actions{left:11px;right:11px;bottom:13px}.stage-actions button{font-size:11px;padding:9px}.after{font-size:12px}}