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span{font-size:1rem}}.validation-container{min-height:100vh;background:linear-gradient(135deg,#f5f7fa,#e4e8ec);padding:2rem}.validation-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;max-width:1600px;margin-left:auto;margin-right:auto}.validation-header h1{font-size:2rem;color:#2c3e50;margin:0;font-weight:700}.header-actions{display:flex;gap:1rem}.btn-cancel{padding:.75rem 1.5rem;background:#95a5a6;color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.btn-cancel:hover{background:#7f8c8d;transform:translateY(-2px)}.btn-validate{padding:.75rem 1.5rem;background:linear-gradient(135deg,#2ecc71,#27ae60);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 12px #2ecc714d}.btn-validate:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 16px #2ecc7166}.btn-validate:disabled{opacity:.6;cursor:not-allowed}.validation-content{display:grid;grid-template-columns:1fr 1fr;gap:2rem;max-width:1600px;margin:0 auto;height:calc(100vh - 200px)}.pdf-viewer{background:#fff;border-radius:12px;padding:1.5rem;box-shadow:0 2px 8px #0000001a;display:flex;flex-direction:column}.pdf-viewer h3{color:#2c3e50;font-size:1.25rem;margin:0 0 1rem;font-weight:600}.document-container{flex:1;background:#f8f9fa;border-radius:8px;overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:0}.document-container embed{border:none}.invoice-image{max-width:100%;max-height:100%;object-fit:contain}.no-document{color:#7f8c8d;font-size:1rem}.fields-editor{background:#fff;border-radius:12px;padding:1.5rem;box-shadow:0 2px 8px #0000001a;display:flex;flex-direction:column;overflow-y:auto}.fields-editor h3{color:#2c3e50;font-size:1.25rem;margin:0 0 1.5rem;font-weight:600}.form-container{display:flex;flex-direction:column;gap:1.25rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{color:#2c3e50;font-weight:600;font-size:.9rem}.form-input{padding:.75rem;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem;transition:all .3s ease;font-family:inherit}.form-input:focus{outline:none;border-color:#4a90e2;box-shadow:0 0 0 3px #4a90e21a}.form-info{margin-top:1rem;padding:1rem;background:#f8f9fa;border-radius:8px;border-left:4px solid #4a90e2}.form-info p{margin:.5rem 0;color:#2c3e50;font-size:.9rem}.loading-state,.error-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;color:#7f8c8d}.spinner-large{width:48px;height:48px;border:4px solid #e0e0e0;border-top-color:#4a90e2;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{to{transform:rotate(360deg)}}.btn-secondary{padding:.75rem 1.5rem;background:#4a90e2;color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;margin-top:1rem}.btn-secondary:hover{background:#357abd}@media (max-width: 1024px){.validation-content{grid-template-columns:1fr;height:auto}.pdf-viewer,.fields-editor{min-height:500px}}@media (max-width: 768px){.validation-container{padding:1rem}.validation-header{flex-direction:column;gap:1rem;align-items:flex-start}.validation-header h1{font-size:1.5rem}.header-actions{width:100%}.btn-cancel,.btn-validate{flex:1}}