:root{--bg: #010409;--panel: #0b0f14;--border: #1f2a37;--text: #e6edf3;--muted: #7d8da1;--accent: #1f8fff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.app__header{display:flex;align-items:center;gap:24px;padding:14px 24px;background:#0d1117;border-bottom:1px solid var(--border)}.app__header h1{font-size:15px;margin:0;font-weight:700}.app__nav{display:flex;gap:18px}.app__navlink{color:var(--muted);text-decoration:none;font-size:13px}.app__navlink--active{color:var(--text);border-bottom:2px solid var(--accent);padding-bottom:2px}.app__main{padding:24px;display:flex;flex-direction:column;gap:40px}.card{background:transparent}.card__title{font-size:24px;margin:0 0 16px}.card__subtitle{font-size:13px;color:var(--accent);margin:18px 0 8px}.card__error{background:#2d1418;border:1px solid #5c2026;color:#ff9aa2;padding:8px 12px;border-radius:6px;margin-bottom:12px;font-size:13px}.card__top{display:grid;grid-template-columns:160px 1fr;gap:24px;align-items:start}.card__counters{display:flex;flex-direction:column;gap:24px}.counter{display:flex;flex-direction:column}.counter__label{font-size:12px;color:var(--accent)}.counter__value{font-size:48px;font-weight:700;line-height:1.1}.heatmap{overflow-x:auto}.heatmap__grid{display:grid;gap:2px;min-width:760px}.heatmap__corner{background:transparent}.heatmap__hour{font-size:9px;color:var(--muted);text-align:center;padding-bottom:2px}.heatmap__day{font-size:12px;color:var(--muted);display:flex;align-items:center;padding-right:8px}.heatmap__cell{height:18px;border-radius:1px}.heatmap__empty{color:var(--muted);font-size:13px;padding:16px 0}.heatmap__legend{display:flex;align-items:center;gap:6px;justify-content:center;margin-top:10px;font-size:11px;color:var(--muted)}.heatmap__swatch{width:16px;height:12px;border-radius:2px;display:inline-block}@media (max-width: 720px){.card__top{grid-template-columns:1fr}}.app__user{display:flex;align-items:center;gap:12px;margin-left:auto}.app__username{font-size:13px;color:var(--muted)}.app__logout{background:transparent;border:1px solid var(--muted);color:inherit;border-radius:6px;padding:6px 12px;font-size:13px;cursor:pointer}.app__logout:hover{border-color:currentColor}.app__denied,.app__error{text-align:center;padding:48px 24px;color:var(--muted)}.app__error pre{white-space:pre-wrap;font-size:12px;opacity:.7}.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login__card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:40px 32px;width:100%;max-width:380px;text-align:center}.login__title{font-size:20px;margin:0 0 8px}.login__subtitle{font-size:14px;color:var(--muted);margin:0 0 28px}.login__button{width:100%;background:var(--accent);border:none;color:#fff;border-radius:8px;padding:12px 16px;font-size:15px;font-weight:600;cursor:pointer}.login__button:hover{filter:brightness(1.1)}