.button{display:inline-flex;align-items:center;justify-content:center;border-radius:4px;font-weight:500;cursor:pointer;transition:all .2s ease;border:none;outline:none;position:relative;text-align:center;white-space:nowrap;gap:8px}.button-primary{background-color:#1976d2;color:#fff}.button-primary:hover:not(:disabled){background-color:#1565c0}.button-secondary{background-color:#f5f5f5;color:#333;border:1px solid #ddd}.button-secondary:hover:not(:disabled){background-color:#e0e0e0}.button-danger{background-color:#f44336;color:#fff}.button-danger:hover:not(:disabled){background-color:#d32f2f}.button-outline{background-color:transparent;color:#1976d2;border:1px solid #1976d2}.button-outline:hover:not(:disabled){background-color:#1976d20d}.button-small{padding:6px 12px;font-size:12px}.button-medium{padding:8px 16px;font-size:14px}.button-large{padding:10px 20px;font-size:16px}.button-full-width{width:100%}.button:disabled{opacity:.6;cursor:not-allowed}.button-loading{cursor:wait}.button-loading .button-text{opacity:.7}.button-spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin .8s linear infinite;margin-right:8px}.button-secondary .button-spinner{border:2px solid rgba(0,0,0,.1);border-top-color:#333}.button-outline .button-spinner{border:2px solid rgba(25,118,210,.1);border-top-color:#1976d2}.button:focus{box-shadow:0 0 0 3px #1976d24d}.button-danger:focus{box-shadow:0 0 0 3px #f443364d}.button:active:not(:disabled){transform:translateY(1px)}.card{background-color:#fff;border-radius:8px;overflow:hidden;transition:all .2s ease}.card-default{box-shadow:0 2px 8px #0000001a}.card-outlined{border:1px solid #ddd}.card-elevated{box-shadow:0 4px 16px #00000026}.card-hoverable:hover{transform:translateY(-4px);box-shadow:0 8px 24px #00000026}.card-clickable{cursor:pointer}.card-clickable:focus{outline:none;box-shadow:0 0 0 3px #1976d24d}.card-header{padding:16px 20px;border-bottom:1px solid #eee}.card-title{margin:0;font-size:18px;font-weight:600;color:#333}.card-content{padding:20px}.card-footer{padding:16px 20px;border-top:1px solid #eee;background-color:#f9f9f9}@media (max-width: 480px){.card-header{padding:12px 16px}.card-content{padding:16px}.card-footer{padding:12px 16px}}.ata-detail-container{max-width:900px;margin:0 auto;padding:20px}.ata-detail-content{display:flex;flex-direction:column;gap:24px}.detail-section{border-bottom:1px solid #eee;padding-bottom:20px}.section-title{font-size:18px;font-weight:600;color:#333;margin-bottom:16px;padding-bottom:8px;border-bottom:2px solid #1976d2;display:inline-block}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.detail-item{display:flex;flex-direction:column;gap:4px}.detail-item.full-width{grid-column:span 2}.detail-label{font-size:14px;color:#666;font-weight:500}.detail-value{font-size:16px;color:#333}.detail-multiline{white-space:pre-wrap;background-color:#f9f9f9;padding:12px;border-radius:4px;border-left:3px solid #ddd}.status-badge{display:inline-block;padding:4px 12px;border-radius:16px;font-weight:500;font-size:14px}.status-pendente{background-color:#ffecb3;color:#ff8f00}.status-assinada{background-color:#c8e6c9;color:#2e7d32}.detail-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:24px;padding-top:16px;border-top:1px solid #eee}.ata-detail-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;text-align:center}.loading-spinner{display:inline-block;width:40px;height:40px;border:4px solid rgba(25,118,210,.3);border-radius:50%;border-top-color:#1976d2;animation:spin 1s linear infinite;margin-bottom:16px}.ata-detail-error,.ata-detail-not-found{max-width:600px;margin:40px auto;text-align:center;padding:40px 20px}.error-message,.not-found-message{display:flex;flex-direction:column;align-items:center;margin-bottom:24px}.error-icon,.not-found-icon{font-size:48px;margin-bottom:16px}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 768px){.detail-grid{grid-template-columns:1fr}.detail-item.full-width{grid-column:span 1}.detail-actions{flex-direction:column}.detail-actions button{width:100%}}.toast-container{position:fixed;top:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:10px;max-width:350px}.toast{display:flex;align-items:center;padding:12px 16px;border-radius:4px;box-shadow:0 4px 12px #00000026;color:#fff;opacity:0;transform:translate(100%);transition:all .3s ease;overflow:hidden;min-width:250px}.toast.show{opacity:1;transform:translate(0)}.toast.hide{opacity:0;transform:translate(100%)}.toast-success{background-color:#4caf50}.toast-error{background-color:#f44336}.toast-warning{background-color:#ff9800}.toast-info{background-color:#2196f3}.toast-icon{margin-right:12px;font-size:18px;display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background-color:#fff3}.toast-content{flex:1;font-size:14px;line-height:1.5}.toast-close{background:none;border:none;color:#fff;font-size:20px;cursor:pointer;opacity:.7;transition:opacity .2s;padding:0;margin-left:12px;display:flex;align-items:center;justify-content:center;width:24px;height:24px}.toast-close:hover{opacity:1}@media (max-width: 480px){.toast-container{top:10px;right:10px;left:10px;max-width:none}.toast{width:100%}}