:root{--bg: #131722;--panel: #191e2b;--line: #2a3040;--ink: #d4d9e4;--dim: #7b859c;--up: #26a69a;--accent: #2962ff;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);font:13px/1.45 ui-sans-serif,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}body{display:grid;grid-template-rows:auto 1fr auto;height:100dvh}header,footer{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 14px;background:var(--panel);border-bottom:1px solid var(--line)}footer{border-bottom:0;border-top:1px solid var(--line);color:var(--dim);font-variant-numeric:tabular-nums}.brand{display:flex;align-items:center;gap:10px}.mark{width:10px;height:18px;border-radius:2px;background:linear-gradient(180deg,var(--up) 0 55%,var(--accent) 55% 100%)}h1{margin:0;font-size:14px;font-weight:600;letter-spacing:.01em}.tag{padding:1px 6px;border:1px solid var(--line);border-radius:999px;color:var(--dim);font-size:11px}.controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.group{display:flex;border:1px solid var(--line);border-radius:7px;overflow:hidden}button{min-width:34px;white-space:nowrap;padding:5px 10px;border:0;background:transparent;color:var(--dim);font:inherit;cursor:pointer}.group button+button{border-left:1px solid var(--line)}button:hover{color:var(--ink);background:#ffffff0a}button.on{color:#fff;background:var(--accent)}button.wide{border:1px solid var(--line);border-radius:7px}button.wide.on{border-color:transparent;background:var(--up)}main{min-height:0;position:relative}.stats{display:flex;gap:18px;flex-wrap:wrap}.stats b{color:var(--ink);font-weight:600}.hint{color:#59627a}@media(max-width:720px){.hint{display:none}.stats{gap:12px;font-size:12px}}