:root{--bg:#0b0c10;--card:#16181d;--card-border:#24262d;--text:#f2f2f2;--text-dim:#9a9ba3;--accent:#ff7a1a}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}#root{max-width:480px;margin-inline:auto;padding:1.25rem 1rem 5.5rem}.card{background:var(--card);border:1px solid var(--card-border);border-radius:16px;margin-bottom:1rem;padding:1rem}.card h2{text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim);margin:0 0 .9rem;font-size:.95rem}input{border:1px solid var(--card-border);width:100%;color:var(--text);background:#0f1015;border-radius:10px;margin-bottom:.6rem;padding:.75rem .9rem;font-size:1rem}input:focus{border-color:var(--accent);outline:none}.row-2{grid-template-columns:1fr 1fr;gap:.6rem;display:grid}button{background:var(--accent);color:#14100b;border:none;border-radius:10px;width:100%;padding:.85rem;font-size:1rem;font-weight:700}.log-entry{border-bottom:1px solid var(--card-border);justify-content:space-between;align-items:center;padding:.7rem 0;display:flex}.log-entry:last-child{border-bottom:none}.log-entry .exercise{font-weight:600}.log-entry .date{color:var(--text-dim);font-size:.75rem}.log-entry .stat{color:var(--accent);font-weight:700}nav.bottom-nav{background:var(--card);border-top:1px solid var(--card-border);padding:.5rem 0 calc(.5rem + env(safe-area-inset-bottom));max-width:480px;margin-inline:auto;display:flex;position:fixed;bottom:0;left:0;right:0}nav.bottom-nav a{text-align:center;color:var(--text-dim);flex:1;padding:.3rem 0;font-size:.75rem;text-decoration:none}nav.bottom-nav a .icon{margin-bottom:.15rem;font-size:1.3rem;display:block}nav.bottom-nav a.active{color:var(--accent)}