:root{--bg:#f7f8fa;--panel:#fff;--ink:#18202a;--muted:#667085;--line:#d9dee7;--accent:#176f73;--danger:#b42318}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);margin:0;font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}.shell{grid-template-columns:240px 1fr;min-height:100vh;display:grid}.nav{border-right:1px solid var(--line);background:#fff;padding:20px}.brand{margin-bottom:24px;font-weight:700}.nav a{color:var(--muted);padding:9px 0;display:block}.main{padding:24px}.grid{gap:16px;display:grid}.metrics{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}.panel,.card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:16px}.table{border-collapse:collapse;background:var(--panel);border:1px solid var(--line);width:100%}.table th,.table td{border-bottom:1px solid var(--line);text-align:left;padding:10px;font-size:14px}.table th{color:var(--muted);font-weight:600}.muted{color:var(--muted)}.score{font-size:26px;font-weight:700}.score-name{font-size:20px;line-height:1.2}.chart{gap:12px;display:grid}.chart-row{gap:6px;display:grid}.chart-label{justify-content:space-between;gap:12px;font-size:14px;display:flex}.chart-track{background:#e7ebf1;border-radius:999px;height:12px;overflow:hidden}.chart-bar{border-radius:inherit;background:linear-gradient(90deg, var(--accent), #8a6f20);height:100%}.acceleration-bar{background:linear-gradient(90deg,#2457a6,#8a6f20)}.commentary{margin-top:20px;line-height:1.5}.commentary-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;display:grid}.commentary h3{margin-bottom:8px}.button{border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;border-radius:6px;padding:10px 12px}.input{border:1px solid var(--line);border-radius:6px;width:100%;padding:10px}.login{max-width:380px;margin:10vh auto}@media (max-width:760px){.shell{grid-template-columns:1fr}.nav{border-right:0;border-bottom:1px solid var(--line)}}