html,body,#root{margin:0;padding:0;min-height:100%;font-family:Arial,sans-serif}body{color:#111827;background:radial-gradient(circle at 10% 15%,rgba(37,99,235,.3),transparent 26%),radial-gradient(circle at 85% 12%,rgba(14,165,233,.24),transparent 24%),radial-gradient(circle at 18% 85%,rgba(16,185,129,.18),transparent 22%),radial-gradient(circle at 82% 76%,rgba(99,102,241,.16),transparent 22%),linear-gradient(180deg,#f3f8ff,#dde8f5)}*{box-sizing:border-box}button,input{font:inherit}.page{max-width:1200px;margin:0 auto;padding:32px 20px 48px}.hero{margin-bottom:24px}.hero h1{margin:0 0 12px;font-size:32px}.hero p{margin:0;line-height:1.5;color:#4b5563}.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}.card{background:#ffffffeb;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:16px;padding:20px;box-shadow:0 12px 30px #0f172a1a;border:1px solid rgba(255,255,255,.72)}.card h2{margin-top:0;margin-bottom:16px;font-size:20px}.uploader{display:flex;flex-direction:column;gap:12px}.uploadBox{display:inline-flex;align-items:center;justify-content:center;width:fit-content;padding:12px 18px;border-radius:12px;background:#2563eb;color:#fff;cursor:pointer;font-weight:600}.uploadBox input{display:none}.helperText{margin:0;color:#6b7280;font-size:14px}.controls{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:20px}.controls button{border:none;border-radius:12px;padding:12px 16px;background:#111827;color:#fff;cursor:pointer}.controls button:disabled{background:#9ca3af;cursor:not-allowed}.statusBlock{margin-bottom:20px;padding:14px 16px;border-radius:12px;background:#f9fafb;border:1px solid #e5e7eb}.statusBlock p{margin:6px 0}.progressWrapper{display:flex;flex-direction:column;gap:8px}.progressMeta{display:flex;justify-content:space-between;font-size:14px;color:#374151}.progressTrack{width:100%;height:12px;border-radius:999px;background:#e5e7eb;overflow:hidden}.progressFill{height:100%;border-radius:999px;background:#22c55e;transition:width .3s ease}.previewImage{width:100%;max-height:420px;object-fit:contain;border-radius:12px;background:#f3f4f6}.placeholder{min-height:260px;display:flex;align-items:center;justify-content:center;border:2px dashed #d1d5db;border-radius:12px;color:#6b7280;background:#f9fafb;text-align:center;padding:20px}@media(max-width:900px){.grid{grid-template-columns:1fr}.hero h1{font-size:26px}}.resultBlock{display:flex;flex-direction:column;gap:16px}.paramsCard{border-radius:12px;padding:16px;background:#f9fafb;border:1px solid #e5e7eb}.paramsCard h3{margin-top:0;margin-bottom:12px;font-size:18px}.paramsGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px}.paramItem{background:#fff;border:1px solid #e5e7eb;border-radius:10px;padding:12px;display:flex;flex-direction:column;gap:6px}.paramItem span{color:#6b7280;font-size:14px}.paramItem strong{font-size:18px;color:#111827}.downloadButton{display:inline-flex;align-items:center;justify-content:center;width:fit-content;padding:12px 16px;border-radius:12px;background:#16a34a;color:#fff;text-decoration:none;font-weight:600}.downloadButton:hover{opacity:.92}@media(max-width:900px){.paramsGrid{grid-template-columns:1fr}}.viewModeSwitch{display:flex;gap:10px}.modeButton{border:1px solid #d1d5db;background:#fff;color:#111827;border-radius:10px;padding:10px 14px;cursor:pointer;font-weight:600}.modeButton.active{background:#2563eb;color:#fff;border-color:#2563eb}.beforeAfterWrapper{display:flex;flex-direction:column}.beforeAfterStage{position:relative;width:100%;height:420px;overflow:hidden;border-radius:12px;background:#f3f4f6;cursor:ew-resize;-webkit-user-select:none;user-select:none;touch-action:none}.beforeAfterImage{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;-webkit-user-select:none;user-select:none;pointer-events:none}.beforeAfterImageAfter{z-index:2}.beforeAfterDivider{position:absolute;top:0;bottom:0;width:2px;background:#fff;box-shadow:0 0 0 1px #1118271f;transform:translate(-50%);z-index:3;display:flex;align-items:center;justify-content:center}.beforeAfterHandle{width:28px;height:28px;border-radius:999px;background:#fff;border:2px solid #d1d5db;box-shadow:0 4px 12px #0000002e}.beforeAfterLabels{position:absolute;inset:auto 12px 12px;z-index:4;display:flex;justify-content:space-between;pointer-events:none}.beforeAfterLabels span{background:#111827b8;color:#fff;font-size:13px;font-weight:600;padding:6px 10px;border-radius:999px;max-width:fit-content}.previewToolbarSpacer{height:50px;margin-bottom:18px}