:root { --bg: #05060a; --fg: #e8f0ff; --dim: #7a8499; --acc: #4dff88; --warn: #ff5a5a; --panel: #11141c; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 14px/1.4 ui-monospace, Menlo, monospace;
       display: flex; flex-direction: column; align-items: center; min-height: 100vh; padding: 12px 16px; }
h1 { margin: 4px 0 10px; font-size: 20px; letter-spacing: 3px; color: var(--acc); }
a { color: var(--acc); }
.back { align-self: flex-start; color: var(--dim); text-decoration: none; }
button, select, input { font: inherit; background: var(--panel); color: var(--fg); border: 1px solid #2a3040; border-radius: 4px; padding: 5px 9px; }
button { cursor: pointer; }
button:hover { border-color: var(--acc); }
canvas { background: #000; border: 1px solid #1d2230; max-width: 100%; height: auto; image-rendering: pixelated; }
.help { color: var(--dim); margin-top: 8px; text-align: center; max-width: 640px; }

#mgConnect { background: #e0262b; border-color: #ff5a5a; color: #fff; font-weight: bold; }
#mgConnect:hover { background: #ff3b40; }
#mgConnect.mg-on { background: #18a84a; border-color: #4dff88; }
#mgConnect.mg-on:hover { background: #1fc458; }
.mg-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: center; margin-bottom: 10px; }
#mgStatus { color: var(--dim); }
#mgStatus.ok { color: var(--acc); }
.mg-tuning { display: grid; grid-template-columns: auto 1fr auto; gap: 4px 10px; align-items: center;
             width: min(640px, 100%); margin-top: 10px; background: var(--panel); padding: 10px; border-radius: 6px; }
.mg-meter { height: 10px; background: #222838; position: relative; border-radius: 3px; overflow: hidden; }
.mg-meter > i { position: absolute; top: 0; bottom: 0; background: var(--acc); }
.mg-meter > b { position: absolute; top: -2px; bottom: -2px; width: 2px; background: var(--warn); }

.scores { width: min(640px, 100%); margin-top: 10px; background: var(--panel); padding: 10px; border-radius: 6px; }
.scores h3 { margin: 0 0 6px; font-size: 14px; color: var(--acc); letter-spacing: 2px; }
.sc-table { width: 100%; border-collapse: collapse; }
.sc-table td { padding: 2px 6px; }
.sc-table td:nth-child(3) { text-align: right; }
.sc-dev, .sc-empty { color: var(--dim); }
.sc-empty { margin: 0; }
.sc-dialog { background: var(--panel); color: var(--fg); border: 1px solid var(--acc); border-radius: 8px; text-align: center; }
.sc-dialog::backdrop { background: rgba(0, 0, 0, 0.6); }
.sc-dialog input { width: 5ch; font-size: 28px; text-align: center; letter-spacing: 6px; text-transform: uppercase; margin: 6px 0 12px; }
.mg-lit { color: var(--acc); font-weight: bold; }
.mg-meter > b.mg-lit { background: var(--acc); width: 4px; }