:root{--primary:#6366f1;--primary-hover:#4f46e5;--background:#0f172a;--surface:#1e293bb3;--surface-hover:#1e293be6;--border:#ffffff1a;--text-main:#f8fafc;--text-muted:#94a3b8}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--background);color:var(--text-main);background-image:radial-gradient(at 0 0,#100f15 0,#0000 50%),radial-gradient(at 50% 0,#2f3e6a4d 0,#0000 50%),radial-gradient(at 100% 0,#7227414d 0,#0000 50%);flex-direction:column;justify-content:flex-start;align-items:center;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;display:flex;overflow-x:hidden}#root{width:100%;max-width:800px;padding:2rem}.app-container{background:var(--surface);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border);border-radius:24px;padding:3rem;animation:.6s cubic-bezier(.16,1,.3,1) slideUp;box-shadow:0 25px 50px -12px #00000080}.title{text-align:center;background:linear-gradient(135deg,#a855f7 0%,#3b82f6 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-size:2.5rem;font-weight:800}.subtitle{text-align:center;color:var(--text-muted);margin-bottom:2.5rem;font-size:1.1rem}.dropzone{border:2px dashed var(--border);text-align:center;cursor:pointer;background:#0f172a66;border-radius:16px;padding:3rem 2rem;transition:all .3s;position:relative;overflow:hidden}.dropzone:hover,.dropzone.active{border-color:var(--primary);background:#6366f11a}.dropzone-icon{width:64px;height:64px;color:var(--primary);opacity:.8;margin:0 auto 1rem;transition:transform .3s}.dropzone:hover .dropzone-icon{transform:translateY(-5px)}.dropzone-text{margin-bottom:.5rem;font-size:1.2rem;font-weight:500}.dropzone-subtext{color:var(--text-muted);font-size:.9rem}.file-input{display:none}.preview-container{flex-direction:column;justify-content:flex-start;gap:1.5rem;animation:.4s fadeIn;display:flex}.preview-image-wrapper{border:1px solid var(--border);background:#0003;border-radius:12px;width:100%;height:250px;position:relative;overflow:hidden}.preview-image{object-fit:contain;width:100%;height:100%}.file-info{background:#ffffff0d;border-radius:12px;flex-direction:column;justify-content:space-between;align-items:center;padding:1rem;display:flex}.controls{flex-direction:column;justify-content:flex-start;gap:1.5rem;margin-top:1rem;display:flex}.input-group{flex-direction:column;justify-content:flex-start;gap:.5rem;display:flex}.input-label{color:var(--text-main);font-size:.95rem;font-weight:500}.size-input-wrapper{flex-direction:column;justify-content:flex-start;align-items:center;display:flex;position:relative}.size-input{border:1px solid var(--border);color:#fff;background:#0003;border-radius:12px;outline:none;width:100%;padding:1rem 4rem 1rem 1rem;font-size:1.1rem;transition:all .2s}.size-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6366f133}.unit-label{color:var(--text-muted);font-weight:500;position:absolute;right:1rem}.btn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:12px;flex-direction:column;justify-content:flex-start;align-items:center;gap:.75rem;width:100%;padding:1rem;font-size:1.1rem;font-weight:600;transition:all .2s;display:flex}.btn:hover:not(:disabled){background:var(--primary-hover);box-shadow:0 10px 20px -10px var(--primary);transform:translateY(-2px)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:#ffffff1a}.btn-secondary:hover:not(:disabled){box-shadow:none;background:#ffffff26}.btn-success{background:#10b981}.btn-success:hover:not(:disabled){background:#059669;box-shadow:0 10px 20px -10px #10b981}.progress-bar-container{background:#ffffff1a;border-radius:4px;width:100%;height:8px;margin-top:1rem;overflow:hidden}.progress-bar{background:linear-gradient(90deg,#3b82f6,#a855f7);height:100%;transition:width .3s}.result-container{background:#10b9811a;border:1px solid #10b98133;border-radius:16px;margin-top:2rem;padding:1.5rem;animation:.4s fadeIn}.result-header{color:#10b981;flex-direction:column;justify-content:flex-start;align-items:center;gap:.75rem;margin-bottom:1rem;font-size:1.2rem;font-weight:600;display:flex}.result-stats{flex-direction:column;justify-content:space-between;margin-bottom:1.5rem;display:flex}.stat{flex-direction:column;justify-content:flex-start;display:flex}.stat-label{color:var(--text-muted);font-size:.85rem}.stat-value{font-size:1.1rem;font-weight:600}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.spin{animation:1s linear infinite spin}