*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#0f172a;color:#e5e7eb}.app{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem}.card{background:#020617;border-radius:1rem;padding:2rem;max-width:420px;width:100%;box-shadow:0 20px 40px #00000080;border:1px solid rgba(148,163,184,.3)}.card h1{font-size:1.6rem;margin-bottom:.25rem}.subtitle{font-size:.9rem;color:#9ca3af;margin-bottom:1.5rem}.image-area{width:100%;aspect-ratio:1;background:#0f172ae6;border-radius:.75rem;border:1px dashed rgba(148,163,184,.6);display:flex;align-items:center;justify-content:center;margin-bottom:1rem;overflow:hidden;position:relative}.preview-image{width:100%;height:100%;object-fit:cover}.placeholder{display:flex;flex-direction:column;align-items:center;gap:.75rem;color:#64748b}.head-outline{width:90px;height:100px;stroke:#64748b}.placeholder-text{font-size:.9rem}.upload-button{display:inline-flex;align-items:center;justify-content:center;padding:.6rem 1.1rem;margin-right:.5rem;border-radius:9999px;background:#1f2937;color:#e5e7eb;font-size:.9rem;cursor:pointer;border:1px solid rgba(148,163,184,.5);transition:background .15s ease,transform .1s ease,box-shadow .1s ease}.upload-button:hover{background:#111827;transform:translateY(-1px);box-shadow:0 10px 20px #0f172a99}.predict-button{padding:.6rem 1.3rem;border-radius:9999px;border:none;font-size:.9rem;background:#4f46e5;color:#fff;cursor:pointer;transition:background .15s ease,transform .1s ease,box-shadow .1s ease}.predict-button:hover:not(:disabled){background:#4338ca;transform:translateY(-1px);box-shadow:0 10px 20px #4338ca99}.predict-button:disabled{opacity:.6;cursor:not-allowed;box-shadow:none;transform:none}.error-text{margin-top:.75rem;color:#fca5a5;font-size:.85rem}.result{margin-top:1.5rem;padding-top:1rem;border-top:1px solid rgba(55,65,81,.9)}.result h2{margin:0 0 .5rem;font-size:1.1rem}