:root{--primary: #004792;--primary-hover: #003d7e;--bg: #ffffff;--card: #ffffff;--text: #0f172a;--text-light: #475569;--border: #e2e8f0;--error: #dc2626;--accent-yellow: #f59e0b}@font-face{font-family:OCR-B;src:url(/assets/OCR-B-C8TJMSZ3.ttf) format("truetype");font-weight:400;font-style:normal;font-display:swap}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}.app-container{max-width:820px;margin:0 auto;padding:20px;min-height:100vh}.header{text-align:center;margin-bottom:32px}.header h1{font-size:1.9rem;margin-bottom:6px}.header p{color:var(--text-light);font-size:.95rem}.main-content{background:var(--card);border-radius:14px;padding:24px;box-shadow:0 4px 12px #00000014}.upload-section{text-align:center;margin-bottom:24px}.upload-btn{background:var(--primary);color:#fff;border:none;padding:12px 24px;border-radius:10px;font-size:1rem;cursor:pointer;transition:.2s;font-weight:500}.upload-btn:hover{background:var(--primary-hover)}.preview-container{margin-top:16px;position:relative;display:inline-block;max-width:100%}.preview-image{max-width:100%;max-height:320px;border-radius:10px;border:1px solid var(--border);object-fit:contain}.clear-btn{position:absolute;top:-6px;right:-6px;background:var(--error);color:#fff;border:none;width:26px;height:26px;border-radius:50%;cursor:pointer;font-size:.85rem;display:flex;align-items:center;justify-content:center}.controls-section{display:flex;flex-direction:column;gap:16px;margin:24px 0;align-items:center}.lang-toggle{display:flex;align-items:center;gap:12px}.lang-btn{padding:9px 18px;border:2px solid var(--border);background:#fff;border-radius:8px;cursor:pointer;font-weight:500;transition:.2s}.lang-btn.active{border-color:var(--primary);background:#eff6ff;color:var(--primary)}.swap-btn{background:none;border:none;font-size:1.4rem;cursor:pointer;color:var(--text-light);padding:4px}.swap-btn:hover{color:var(--text)}.translate-btn{width:100%;padding:14px;background:var(--primary);color:#fff;border:none;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:.2s}.translate-btn:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-1px)}.translate-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.pdf-download-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:10px;padding:16px 24px;background:#22c55e;color:#fff;font-size:16px;font-weight:700;border:none;border-radius:12px;cursor:pointer;font-family:inherit;transition:all .25s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 12px #22c55e33;letter-spacing:.3px;min-height:56px}.pdf-download-btn:hover:not(:disabled){background:#16a34a;transform:translateY(-1px);box-shadow:0 6px 16px #22c55e4d}.pdf-download-btn:active:not(:disabled){transform:translateY(0) scale(.98)}.pdf-download-btn:disabled{background:#94a3b8;cursor:not-allowed;box-shadow:none;opacity:.7}.pdf-download-btn .spinner{width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:pdf-spin .8s linear infinite}@keyframes pdf-spin{to{transform:rotate(360deg)}}.error-msg{background:#fef2f2;color:var(--error);padding:12px;border-radius:8px;margin:16px 0;text-align:center;font-size:.95rem}.result-section{background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:18px;margin-top:16px}.result-section h3{margin-bottom:10px;font-size:1.05rem}.result-text{min-height:70px;white-space:pre-wrap;padding:14px;background:#fff;border-radius:8px;border:1px solid var(--border);margin-bottom:14px;font-size:1rem;line-height:1.6}.copy-btn{background:#fff;border:1px solid var(--border);padding:9px 16px;border-radius:8px;cursor:pointer;font-weight:500}.copy-btn:hover{background:#f1f5f9}@media (max-width: 600px){.app-container{padding:12px}.main-content{padding:16px}.lang-toggle{flex-direction:column;width:100%}.lang-btn{width:100%}}