:root{color:#e8e8ed;background-color:#0f1117;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-weight:400;line-height:1.5}*{box-sizing:border-box}body{min-height:100vh;margin:0}a{color:#8ab4ff}.app{max-width:42rem;margin:0 auto;padding:2.5rem 1.25rem 3rem}.nav{flex-wrap:wrap;gap:1rem;margin-bottom:1.5rem;font-size:.9rem;display:flex}.nav a{color:#8b9fd9;text-decoration:none}.nav a:hover{text-decoration:underline}.nav-spacer{flex:auto;min-width:.5rem}.nav-muted{color:#6b7289;font-size:.9rem}.nav-user{color:#c5cad8;text-overflow:ellipsis;white-space:nowrap;max-width:10rem;font-size:.9rem;overflow:hidden}.nav-button{color:#c5cad8;cursor:pointer;background:#1e2330;border:1px solid #3d4558;border-radius:.4rem;padding:.35rem .65rem;font-size:.85rem}.nav-button:hover{color:#e8eaf0;border-color:#5a6378}.muted{color:#8b93a7;margin-top:1.25rem;font-size:.9rem}.muted a{color:#8b9fd9}.header{margin-bottom:2rem}.header h1{letter-spacing:-.02em;margin:0 0 .5rem;font-size:1.75rem;font-weight:650}.tagline{color:#a8b0c0;margin:0;font-size:.95rem}.form{flex-direction:column;gap:.5rem;display:flex}.label{text-transform:uppercase;letter-spacing:.06em;color:#8b93a7;font-size:.8rem}.row{flex-wrap:wrap;gap:.5rem;display:flex}.input{min-width:0;color:inherit;background:#171b26;border:1px solid #2a3142;border-radius:.5rem;flex:12rem;padding:.65rem .85rem;font-size:1rem}.input:focus{border-color:#4c6fff;outline:2px solid #4c6fff55}.button{color:#fff;cursor:pointer;white-space:nowrap;background:linear-gradient(135deg,#4c6fff,#7c5cff);border:none;border-radius:.5rem;padding:.65rem 1.25rem;font-weight:600}.button:disabled{opacity:.65;cursor:not-allowed}.error{color:#ff8a8a;margin-top:1rem;font-size:.9rem}.result{background:#171b26;border:1px solid #2a3142;border-radius:.5rem;margin-top:1.5rem;padding:1.25rem;font-size:.95rem;line-height:1.5}.result-heading{text-transform:uppercase;letter-spacing:.06em;color:#8b93a7;margin:1.25rem 0 .5rem;font-size:.75rem}.result-heading:first-child{margin-top:0}.result-summary{color:#e6e9f0;margin:0}.issue-list{flex-direction:column;gap:.85rem;margin:0;padding:0;list-style:none;display:flex}.issue-card{background:#12151e;border:1px solid #2a3142;border-radius:.45rem;padding:.85rem 1rem}.issue-meta{flex-wrap:wrap;align-items:baseline;gap:.5rem .75rem;margin-bottom:.35rem;display:flex}.issue-detail,.issue-suggestion{color:#a8b0c0;margin:.35rem 0 0;font-size:.9rem}.issue-suggestion em{color:#8b9fd9;font-style:normal}.severity{text-transform:uppercase;letter-spacing:.04em;color:#c8cdd8;background:#2a3142;border-radius:.25rem;padding:.15rem .45rem;font-size:.7rem;font-weight:600}.severity-high{color:#ffb4b4;background:#4a2228}.severity-medium{color:#ffd78a;background:#3d3520}.severity-low{color:#9dffc4;background:#1f2d28}.footer{color:#6b7280;margin-top:2.5rem}.footer code{color:#9ca3af;font-size:.75rem}