:root{--bg: #0b1f14;--card: #122a1c;--fg: #eaf3ec;--muted: #9db6a5;--green: #2f7d4f;--green-2: #3f9a63;--chip: #1c3a28;--danger: #d98b8b}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Hiragino Sans,Noto Sans JP,sans-serif;-webkit-font-smoothing:antialiased}.app{max-width:640px;margin:0 auto;padding:12px 12px 40px}.app-header{font-size:20px;font-weight:700;padding:10px 4px;display:flex;align-items:center;justify-content:space-between;gap:8px}.app-header .brand{display:flex;align-items:center;gap:8px}.app-header .logo{font-size:22px}.account-btn{width:40px;height:40px;border-radius:999px;background:var(--card);color:var(--fg);font-size:20px;line-height:1;display:flex;align-items:center;justify-content:center}.account-menu h3{margin-top:0}.points{color:#bfe6cc;font-size:16px}.app-footer{color:var(--muted);font-size:12px;text-align:center;margin-top:16px}.card{background:var(--card);border-radius:14px;padding:16px;margin:12px 0}h2{margin:0 0 12px;font-size:18px}h3{margin:0 0 10px;font-size:15px;color:var(--fg)}p{line-height:1.6}label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}input{width:100%;padding:12px;font-size:18px;letter-spacing:4px;text-align:center;border-radius:10px;border:1px solid #2a4a35;background:#0e2417;color:var(--fg);margin-bottom:12px}button{font:inherit;cursor:pointer;border:none;border-radius:10px}button.primary{width:100%;padding:13px;background:var(--green);color:#fff;font-weight:700;font-size:16px}button.primary:disabled{opacity:.5}button.link{background:none;color:var(--muted);text-decoration:underline;padding:10px;width:100%}.actions{display:flex;flex-direction:column;gap:8px;margin:12px 0}.grid{display:flex;flex-wrap:wrap;gap:8px}.chip{padding:9px 12px;border-radius:999px;background:var(--chip);color:var(--fg);border:1px solid transparent;font-size:14px}.chip.on{background:var(--green-2);border-color:#bfe6cc;font-weight:700}.chip small{color:var(--muted);font-weight:400;margin-left:4px}.chip.on small{color:#eaf3ec}.msg{color:var(--muted);font-size:14px;margin-top:10px}.msg.error{color:var(--danger)}.row-between{display:flex;align-items:center;justify-content:space-between}.muted{color:var(--muted)}.small{font-size:12px}.link.small{width:auto;padding:4px 8px}ul.scores{list-style:none;margin:8px 0 0;padding:0}li.score{display:grid;grid-template-columns:1fr auto;grid-template-areas:"name date" "avg seq";gap:2px 8px;padding:10px 0;border-top:1px solid #21402d}li.score .s-name{grid-area:name;font-weight:700}li.score .s-date{grid-area:date;color:var(--muted);text-align:right}li.score .s-avg{grid-area:avg}li.score .s-seq{grid-area:seq;color:var(--muted);letter-spacing:1px;text-align:right}.trend.down{color:#ff9b9b}.trend.up{color:#8ee6a8}.trend.flat{color:var(--muted)}li.score .s-avg small{color:var(--muted);margin-left:4px}