*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg: #fafafa;--color-surface: #ffffff;--color-text: #1a1a2e;--color-text-muted: #6b7280;--color-primary: #f97316;--color-primary-hover: #ea580c;--color-border: #e5e7eb;--color-error: #dc2626;--color-error-bg: #fef2f2;--radius: 8px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh}.app{max-width:720px;margin:0 auto;padding:2rem 1rem}header{text-align:center;margin-bottom:2rem}header h1{font-size:1.75rem;font-weight:700}.subtitle{color:var(--color-text-muted);font-size:.95rem}.drop-zone{border:2px dashed var(--color-border);border-radius:var(--radius);padding:2.5rem 1.5rem;text-align:center;cursor:pointer;transition:border-color .2s,background .2s;color:var(--color-text-muted);background:var(--color-surface)}.drop-zone:hover,.drop-zone.drag-over{border-color:var(--color-primary);background:#fff7ed}.drop-zone.disabled{opacity:.5;pointer-events:none}.image-preview{max-width:100%;max-height:300px;border-radius:4px}.upload-actions{display:flex;align-items:center;justify-content:space-between;margin-top:.75rem;gap:1rem}.file-name{font-size:.875rem;color:var(--color-text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.btn{display:inline-flex;align-items:center;padding:.5rem 1rem;font-size:.875rem;font-weight:500;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface);color:var(--color-text);cursor:pointer;transition:background .15s}.btn:hover{background:var(--color-bg)}.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover{background:var(--color-primary-hover)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{color:var(--color-text-muted)}.spinner-container{display:flex;flex-direction:column;align-items:center;margin-top:2rem;gap:1rem;color:var(--color-text-muted)}.spinner{width:36px;height:36px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-text{color:var(--color-error);font-size:.875rem;margin-top:.5rem}.error-banner{background:var(--color-error-bg);border:1px solid #fecaca;border-radius:var(--radius);padding:1rem;margin-top:1rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}.error-banner p{color:var(--color-error);font-size:.875rem}.result-section{margin-top:1rem}.result-header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:.75rem;flex-wrap:wrap;gap:.5rem}.result-header h2{font-size:1.25rem;font-weight:600}.result-meta{font-size:.8rem;color:var(--color-text-muted)}.text-output{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:1rem;max-height:400px;overflow:auto}.text-output pre{font-family:SF Mono,Fira Code,Fira Mono,Menlo,Consolas,monospace;font-size:.85rem;white-space:pre-wrap;word-break:break-word}.result-actions{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.75rem}.json-output{margin-top:.75rem;background:#1e1e2e;color:#cdd6f4;border-radius:var(--radius);padding:1rem;max-height:300px;overflow:auto}.json-output pre{font-family:SF Mono,Fira Code,Fira Mono,Menlo,Consolas,monospace;font-size:.8rem;white-space:pre-wrap;word-break:break-word}