:root{color-scheme:dark;--bg: #0f1115;--surface: #191c22;--surface-2: #22262f;--border: #2d323d;--text: #f2f3f5;--text-dim: #9aa1ac;--accent: #4f8cff;--green: #3ecf78;--amber: #e0a63a;--red: #e0553a;--radius: 14px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-tap-highlight-color:transparent}.app-shell{display:flex;flex-direction:column;height:100%;max-width:560px;margin:0 auto}.app-content{flex:1;overflow-y:auto;padding:16px 16px calc(88px + env(safe-area-inset-bottom))}h1{font-size:22px;margin:4px 0 16px}h2{font-size:17px;margin:0 0 10px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em;font-weight:600}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px;margin-bottom:12px}button{font-family:inherit}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;border-radius:12px;padding:14px 18px;font-size:16px;font-weight:600;background:var(--surface-2);color:var(--text);cursor:pointer}.btn:active{transform:scale(.98)}.btn-primary{background:var(--accent);color:#fff}.btn-block{width:100%}.btn-row{display:flex;gap:10px}select,input[type=text],input[type=number]{font-family:inherit;font-size:16px;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;color:var(--text);padding:12px;width:100%}label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:6px}.field{margin-bottom:14px}.stepper{display:flex;align-items:stretch;gap:8px}.stepper input{text-align:center;flex:1}.stepper button{width:48px;font-size:20px;border-radius:10px;border:1px solid var(--border);background:var(--surface-2);color:var(--text)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:center;background:var(--surface);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom);z-index:10}.bottom-nav-inner{display:flex;width:100%;max-width:560px}.bottom-nav a{flex:1;text-align:center;padding:10px 4px 8px;color:var(--text-dim);text-decoration:none;font-size:11px;font-weight:600;letter-spacing:.02em}.bottom-nav a.active{color:var(--accent)}.bottom-nav .icon{font-size:20px;display:block;margin-bottom:2px}.badge{display:inline-block;padding:4px 10px;border-radius:100px;font-size:12px;font-weight:700;letter-spacing:.02em}.badge-true_pr{background:#3ecf782e;color:var(--green)}.badge-volume_pr{background:#3ecf781f;color:var(--green)}.badge-pr_match{background:#4f8cff2e;color:var(--accent)}.badge-maintained{background:#9aa1ac2e;color:var(--text-dim)}.badge-regression{background:#e0a63a2e;color:var(--amber)}.badge-not_comparable{background:#9aa1ac1f;color:var(--text-dim)}.list-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border)}.list-row:last-child{border-bottom:none}.muted{color:var(--text-dim);font-size:13px}.empty-state{text-align:center;padding:40px 20px;color:var(--text-dim)}a{color:var(--accent)}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--border)}th{color:var(--text-dim);font-weight:600;font-size:12px;text-transform:uppercase}.search-input{margin-bottom:12px}.pill-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;margin-bottom:12px}.pill{flex:none;padding:8px 14px;border-radius:100px;background:var(--surface-2);border:1px solid var(--border);color:var(--text-dim);font-size:13px;font-weight:600;white-space:nowrap}.pill.active{background:var(--accent);color:#fff;border-color:var(--accent)}